Basel Universität

Group Meetings

topics in quantum transport and nanoscience research

Fridays, 13:15am, group talks ~45 minutes
meeting room 1.09
please announce the paper of the week to the group on or before Wednesday

last update: April 21, 2017, tc

2017 SPRING Semester (FS2017)


date name topic link
06.01.17   no group meeting  
13.01.17 liuqi    
20.01.17 christian Quantum Hall Spin Diode
J. P. Eisenstein, L. N. Pfeiffer and K. W. West
arXiv:1701.04463v1, (2017) link
pptx
27.01.17 florian Strong coupling of a single electron in silicon to a microwave photon
X. Mi, J. V. Cady, D. M. Zajac, P. W. Deelman, J. R. Petta
Science 355, 155-158 (2017) link
pdf
03.02.17   no group meeting (QSIT Arosa GM)  
10.02.17 taras Edge state spectroscopy in GaAs quantum wires pptx
17.02.17   no group meeting  
24.02.17
FS17 begins
  group meeting  
03.03.17 leon Anisotropy and suppression of spin-flip tunneling
A. Hofmann, V. F. Maisi, T. Krähenmann, C. Reichl, W. Wegschneider, K. Ensslin and T. Ihn
arXiv:1612.06199, (2016) link
pdf
10.03.17 mirko Resonant tunneling between the chiral Landau states of twisted graphene lattices
M. T. Greenaway, E. E. Vdovin, A. Mishchenko, O. Makarovsky, A. Patane, J. R. Wallbank, Y. Cao, A. V. Kretinin, M. J. Zhu, S. V. Morozov, V. I. Fal'ko, K. S. Novoselov, A. K. Geim, T. M. Fromhold and L. Eaves
Nature Physics 11.12 (2015): 1057-1062 link
pdf
17.03.17 mario On-chip magnetic cooling of a nanoelectronic device
D. I. Bradley, A. M. Guénault, D. Gunnarsson, R. P. Haley, S. Holt, A. T. Jones, Yu. A. Pashkin, J. Penttilä, J. R. Prance, M. Prunnila and L. Roschier
arXiv:1611.02483, (2016) link
pptx
24.03.17   group meeting  
31.03.17 tim Conductance through a helical state in an InSb nanowire
J. Kammhuber, M. C. Cassidy, F. Pei, M. P. Nowak, A. Vuik, D. Car, S. R. Plissard, E. P. A. M. Bakkers, M. Wimmer and L. P. Kouwenhoven
arXiv:1701.06878v1, (2017) link
pdf
07.04.17 bilal Engineering quantum confinement in semiconducting van-der-Waals heterostructure
K. Wang, T. Taniguchi, K. Watanabe and P. Kim
arXiv:1610.02929, (2016) link
pdf
14.04.17   no group meeting (Good Friday)  
21.04.17   group meeting  
28.04.17 liuqi    
05.05.17   no group meeting  
12.05.17 christian    
19.05.17 kris    
26.05.17   no group meeting (Friday after Ascension)  
02.06.17
FS17 ends
mirko    
09.06.17 dominik    
16.06.17   group meeting  
23.06.17 florian    
30.06.17 taras    
07.07.17   group meeting  
14.07.17 leon    
21.07.17 pirmin    
28.07.17   group meeting  
04.08.17 mario    
11.08.17 bilal    
18.08.17   no group meeting  
25.08.17 liuqi    
01.09.17 christian    
08.09.17   group meeting  
15.09.17 mirko    


2016 FALL Semester (HS2016)


date name topic link
23.9.16 christian Nonlinear spectra of spinons and holons in short GaAs quantum wires
M. Moreno, C.J.B. Ford, Y. Jin, J.P. Griffiths, I. Farrer, G.A.C. Jones, D.A. Ritchie, O. Tsyplyatyev & A.J. Schofield
nature Communications 7, 12784 (2016) link
pptx
27.9.16 leon Spin relaxation anisotropy and hyperfine mechanism in a shape-controlled GaAs dot pptx
30.9.16
14:45, 1.09
  group meeting  
03.10.16
Monday
florian MMM talk
Towards hole spin qubits in GeSi nanowires
pdf
06.10.16
Thursday
15:30, 2.04
taras Primary thermometry triad at 6mK in mesoscopic circuits
Z. Iftikhar, A. Anthore, S. Jezouin, F.D. Parmentier, Y. Jin , A. Cavanna, A. Ouerghi, U. Gennser & F. Pierre
nature Communications 7, 12908 (2016) link
pdf
14.9.16   group meeting  
21.10.16 leon Coherent spin-exchange via a quantum mediator
Timothy Alexander Baart, Takafumi Fujita, Christian Reichl, Werner Wegscheider and Lieven Mark Koenraad Vandersypen
nature nanotechnology (2016) link
pptm
31.10.16
Monday
14:00, 1.22
pirmin Fast spin information transfer between distant quantum dots using individual electrons
B. Bertrand, S. Hermelin, S. Takada, M. Yamamoto, S. Tarucha, A. Ludwig, A. D. Wieck, C. Bäuerle and T. Meunier
nature nanotechnology 11, 672 (2016) link
pdf
04.11.16   group meeting  
11.11.16   no group meeting  
18.11.16
13:00, 1.09
tim master thesis defense
Towards Majorana Fermions in GNRs
 
24.11.16
Thursday
15:15, 1.09
mario Normal-metal quasiparticle traps for superconducting qubits
R.-P. Riwar, A. Hosseinkhani, L. D. Burkhart, Y. Y. Gao, R. J. Schoelkopf, L. I. Glazman, and G. Catelani
Physical Review B 94, 104516 (2016) link
pptx
25.11.16   Dies Academicus  
30.11.16
Wednesday
13:00, 3.12
  group meeting  
09.12.16 bilal Nonlinear transport of graphene in the quantum Hall regime
Shibing Tian, Pengjie Wang, Xin Liu, Junbo Zhu, Hailong Fu, Takashi Taniguchi, Kenji Watanabe, Jian-Hao Chen and Xi Lin
2D Materials 4, 015003 (2016) link
pdf
16.12.16   group meeting  


2016 SPRING Semester (FS2016)


date name topic link
01.1.16   no group meeting (new year)  
08.1.16 mirko Influence of Impurity Spin Dynamics on Quantum Transport in Epitaxial Graphene
S. Lara-Avila, S. Kubatkin, O. Kashuba, J. A. Folk, S. Lüscher, R. Yakimova, T. J. B. M. Janssen, A. Tzalenchuk, V. Fal'ko
Phys. Rev. Lett. 115, 106602 (2015) link
pdf
15.1.16 philip Spin orbit coupling at the level of a single electron
V. F. Maisi, A. Hofmann, M. Röösli, J. Basset, C. Reichl, W. Wegscheider, T. Ihn, K. Ensslin
arXiv:1512.05149v1 (2015) link
pdf
22.1.16 liuqi Electrical control of a long-lived spin qubit in a Si/SiGe quantum dot
E. Kawakami, P. Scarlino, D. R. Ward, F. R. Braakman, D. E. Savage, M. G. Lagally, M. Friesen, S. N. Coppersmith, M. A. Eriksson, L. M. K. Vandersypen
nature nanotechnology 9, 666 (2014) link
pdf
29.1.16   group meeting  
05.2.16   no group meeting (QSIT Arosa)  
12.2.16 christian NIS Subgap Steps and RF pptx
19.2.16   no group meeting (Basler Fasnacht)  
25.2.16
Thursday
  group meeting  
04.3.16 taras Probing the Microscopic Structure of the Stripe Phase at Filling Factor 5/2
B. Friess, V. Umansky, L. Tiemann, K. von Klitzing, and J. H. Smet
Phys. Rev. Lett. 113, 076803 (2014) link
pdf
11.3.16 leon Quenching of dynamic nuclear polarization by spin-orbit coupling in GaAs quantum dots
J. M. Nichol, S. P. Harvey, M. D. Shulman, A. Pal, V. Umansky, E. I. Rashba, B. I. Halperin, A. Yacoby
nature COMMUNICATIONS 6, 7682 (2015) link
pdf
18.3.16 pirmin Drift transport of helical spin coherence with tailored spin-orbit interactions
Y. Kunihashi, H. Sanada, H. Gotoh, K. Onomitsu, M. Kohda, J. Nitta and T. Sogawa
nature COMMUNICATIONS 7, 10722 (2016) link
pdf
25.3.16   no group meeting (Good Friday)  
01.4.16 mario Nanoelectronic primary thermometry below 4 mK
D.I. Bradley, R.E. George, D. Gunnarsson, R.P. Haley, H. Heikkinen, Yu. A. Pashkin, J. Penttila, J.R. Prance, M. Prunnila, L. Roschier and M. Sarsby
nature COMMUNICATIONS 7, 10455 (2016) link
pdf
08.4.16   group meeting  
11.4.16
Monday
leon MMM talk
Spin Relaxation Anisotropy
pdf
15.4.16 bilal Observation of Helical Edge States and Fractional Quantum Hall Effect in a Graphene Electron-hole Bilayer
J. D. Sanchez-Yamagishi, J. Y. Luo, A. F. Young, B. Hunt, K. Watanabe, T. Taniguchi, R. C. Ashoori, P. Jarillo-Herrero
arXiv:1602.06815 (2016) link
pdf
22.4.16 philip Coherent electron-spin-resonance manipulation of three individual spins in a triple quantum dot
A. Noiri, J. Yoneda, T. Nakajima, T. Otsuka, M. R. Delbecq, K. Takeda, S. Amaha, G. Allison, A. Ludwig, A. D. Wieck, and S. Tarucha
Applied Physics Letters 108, 153101 (2016) link
pdf
29.4.16 mirko Size quantization of Dirac fermions in graphene constrictions
B. Terres, L. A. Chizhova, F. Libisch, J. Peiro, D. Jorger, S. Engels, A. Girschik, K. Watanabe, T. Taniguchi, S. V. Rotkin, J. Burgdorfer, and C. Stampfer
arXiv:1603.00844v2 (2016) link
pdf
06.5.16   no group meeting (Friday after Ascension Day)  
13.5.16 liuqi Giant spin-orbit splitting in inverted InAs/GaSb double quantum wells
Fabrizio Nichele, Morten Kjaergaard, Henri J. Suominen, Rafal Skolasinski, Michael Wimmer, Binh-Minh Nguyen, Andrey A. Kiselev, Wei Yi, Marko Sokolich, Michael J. Manfra, Fanming Qu, Arjan J.A. Beukman, Leo P. Kouwenhoven, and Charles M. Marcus
arXiv:1605.01241v1 (2016) link
pdf
20.5.16   no group meeting  
27.5.16
12:45
Jelena Klinovaja Time-reversal invariant parafermions in interacting Rashba nanowires
Jelena Klinovaja and Daniel Loss
Phys. Rev. B 90, 045118 (2014) link
 
30.5.16
Monday
bilal MMM talk
 
 
03.6.16 taras Quantized conductance doubling and hard gap in a two-dimensional semiconductor-superconductor heterostructure
M. Kjaergaard, F. Nichele, H. J. Suominen, M. P. Nowak, M. Wimmer, A. R. Akhmerov, J. A. Folk, K. Flensberg, J. Shabani, C. J. Palmstrom, and C. M. Marcus
arXiv:1603.01852v1 (2016) link
pdf
10.6.16   group meeting  
17.6.16 philip Master Thesis Defense  
24.6.16   no group meeting  
29.6.16
Wednesdey
14:00, 1.09
  group meeting  
01.7.16   Swiss Nanoconvention  
08.7.16 mario Exponential protection of zero modes in Majorana islands
S. M. Albrecht, A. P. Higginbotham, M. Madsen, F. Kuemmeth, T. S. Jespersen, J. Nygård, P. Krogstrup & C. M. Marcus
nature 531, 206 (2016) link
pdf
15.7.16 pirmin Conductance Quantization at Zero Magnetic Field in InSb Nanowires
Jakob Kammhuber, Maja C. Cassidy, Hao Zhang, Önder Gül, Fei Pei, Michiel W. A. de Moor, Bas Nijholt, Kenji Watanabe, Takashi Taniguchi, Diana Car, Sébastien R. Plissard, Erik P. A. M. Bakkers, and Leo P. Kouwenhoven
Nano Letters 16, 3482 (2016) link
pdf
22.7.16   group meeting  
27.7.16
Wednesdey
13:30, 1.09
tim Trial talk for INASCON  
05.8.16   no group meeting  
12.8.16 bilal Gate-tunable transmission of quantum Hall edge channels in graphene quantum point contact
Katrin Zimmermann, Anna Jordan, Frédéric Gay, Kenji Watanabe, Takashi Taniguchi, Zheng Han, Vincent Bouchiat, Hermann Sellier, and Benjamin Sacépé
arXiv:1605.08673v2 (2016) link
pdf
19.8.16 florian Anisotropic Pauli spin blockade in hole quantum dots
Matthias Brauns, Joost Ridderbos, Ang Li, Erik P. A. M. Bakkers, Wilfred G. van der Wiel, and Floris A. Zwanenburg
PHYSICAL REVIEW B 94, 041411(R) (2016) link
pdf
26.8.16 mirko Valley-symmetry-preserved transport in ballistic graphene with gate-defined carrier guiding
Minsoo Kim, Ji-Hae Choi, Sang-Hoon Lee, KenjiWatanabe, Takashi Taniguchi, Seung-Hoon Jhi and Hu-Jong Lee
nature physics (2016) link
pdf
02.9.16 dominik Ballistic Transport and Exchange Interaction in InAs Nanowire Quantum Point Contacts
S. Heedt, W. Prost, J. Schubert, D. Grützmacher, and Th. Schäpers
Nano Lett. 16, 3116 (2016) link
pdf
08.9.16
Thursday
13:15, 1.22
tim Strong interface−induced spin−orbit interaction in graphene on WS2
Zhe Wang, Dong−Keun Ki, Hua Chen, Helmuth Berger, Allan H. MacDonald and Alberto F. Morpurgo
nature communications 6, 8339 (2015) link
pdf
09.9.16   Symposium Schönenberger  
14.9.16
Wednesday
13:15, 1.22
liuqi Sensitive Radio−Frequency Measurements of a Quantum Dot by Tuning to Perfect Impedance Matching
N. Ares, F. J. Schupp, A. Mavalankar, G. Rogers, J. Griffiths, G. A. C. Jones, I. Farrer, D. A. Ritchie, C. G. Smith, A. Cottet, G. A. D. Briggs, and E. A. Laird
PHYSICAL REVIEW APPLIED 5, 034011 (2016) link
pdf
16.9.16   SNI annual meeting  


2015 FALL Semester (HS2015)


date name topic link
18.9.15   group meeting  
25.9.15 mario Anreev current for low temperature thermometry
T. Faivre, D. S. Golubev, and J. P. Pekola
Applied Physics Letters 106, 182602 (2015) link
pdf
28.9.15
Monday
liuqi MMM talk
Silicon Quantum Dots
pdf
02.10.15 christian New Measurements CEO Wires pptx
09.10.15 leon Measurement Back-Action in Stacked Graphene Quantum Dots
D. Bischoff, M. Eich, O. Zilberberg, C. Rössler, T. Ihn, and K. Ensslin
Nano Letters 15, 6003 (2015) link
pdf
12.10.15
Monday
mirko MMM talk
Spin Orbit Coupling in Graphene
pdf
16.10.15 timothy camenzind Projectwork - Anisotropic Etching in Graphite Induced by a Remote Nitrogen Plasma pdf
23.10.15   no group meeting  
26.10.15
Monday
mario MMM talk
NIS Thermometry and Sub-Gap Steps
pdf
30.10.15 taras Andreev bound states in supercurrent-carrying carbon nanotubes revealed
J-D. Pillet, C. H. L. Quay, P. Morfin, C. Bena, A. Levy Yeyati and P. Joyez
nature physics 6, 965 (2010) link
pdf
06.11.15 liuqi Fast Charge Sensing of a Cavity-Coupled Double Quantum Dot Using a Josephson Parametric Amplifier
j. Stehlik, Y.-Y. Liu, C. M. Quintana, C. Eichler, T. R. Hartke, and J. R. Petta
Phys. Rev. Appl. 4, 014018 (2015) link
pdf
13.11.15 pirmin Electrical detection of coherent spin precession using the ballistic intrinsic spin Hall effect
W. Y. Choi, H. Kim, J. Chang, S. H. Han, H. C. Koo, M. Johnson
nature nanotechnology 10, 666 (2015) link
pdf
20.11.15 mario Resonant and Inelastic Andreev Tunneling Observed on a Carbon Nanotube Quantum Dot
J. Gramich, A. Baumgartner, and C. Schönenberger
Phys. Rev. Lett. 115, 216801 (2015) link
pdf
26.11.15
Thursday
  group meeting  
04.12.15 bilal Specular Interband Andreev Reflections in Graphene
D. K. Efetov, L. Wang, C. Handschin, K. B. Efetov, J. Shuang, R. Cava, T. Taniguchi, K. Watanabe, J. Hone, C. R. Dean, P. Kim
arXiv:1505.04812v1 (2015) link
pdf
11.12.15 kamil Projectwork - NIS Subgap Steps and Dynes Parameter in B-field pdf
14.12.15
Monday
christian MMM talk
Competing Landau Levels and Quantum Wire Modes
pptx
18.12.15   group meeting  
25.12.15   no group meeting (Christmas)  


2015 SPRING Semester (FS2015)


date name topic link
9.1.15   no group meeting (Arosa)  
16.1.15 mirko Characterizing wave functions in graphene nanodevices: Electronic transport through ultrashort graphene constrictions on a boron nitride substrate
D. Bischoff, F. Libisch, J. Burgdörfer, T. Ihn, K. Ensslin
Phys. Rev. B 90, 115405 (2014) link
pdf
23.1.15 larissa Spin-Relaxation Anisotropy in a GaAs Quantum Dot
P. Scarlino, E. Kawakami, P. Stano, M. Shafiei, C. Reichl, W. Wegscheider, L.M.K. Vandersypen
Phys. Rev. Lett. 113, 256802 (2014) link
pdf
30.1.15 dario Collective Nature of the Reentrant Integer Quantum Hall States in the Second Landau Level
N. Deng, A. Kumar, M. J. Manfra, L. N. Pfeiffer, K. W. West, and G. A. Csáthy
Phys. Rev. Lett. 108, 086803 (2012) link
pdf
6.2.15   group meeting  
13.2.15 liuqi Parity lifetime of bound states in a proximitized semiconductor nanowire
A. P. Higginbotham, S. M. Albrecht, G. Kirsanskas, W. Chang, F. Kuemmeth, P. Krogstrup, T. S. Jespersen, J. Nygard, K. Flensberg, C. M. Marcus
arXiv:1501.05155v1 (2015) link
pdf
20.2.15 taras Electrically driven nuclear spin resonance in single-molecule magnets
Stefan Thiele, Franck Balestro, Rafik Ballou, Svetlana Klyatskaya, Mario Ruben, Wolfgang Wernsdorfer
Science 344, 1135 (June 2014) link
pdf
27.2.15   no group meeting (Fasnacht)  
6.3.15 leon Dispersive Readout of a Few-Electron Double Quantum Dot with Fast rf Gate Sensor
J. I. Colless, A. C. Mahoney, J. M. Hornibrook, A. C. Doherty, H. Lu, A. C. Gossard, and D. J. Reilly
Phys. Rev. Lett. 110, 046805 (January 2013) link
pdf
13.3.15 pirmin Emulating weak localization using a solid-state quantum circuit
Yu Chen, P. Roushan, D. Sank, C. Neill, Erik Lucero, Matteo Mariantoni, R. Barends, B. Chiaro, J. Kelly, A. Megrant, J. Y. Mutus, P. J. J. O'Malley, A.Vainsencher, J. Wenner, T. C. White, Yi Yin, A. N. Cleland and John M. Martinis
nature COMMUNICATIONS 5, 6184 (October 2014) link
pdf
16.3.15
Monday
yemliha bilal MMM talk
Strain Induced Disorder in Graphene
pdf
20.3.15   group meeting  
23.3.15
Monday
taras MMM talk
CEO Wire Measurements
pdf
27.3.15 mario Andreev Current-Induced Dissipation in a Hybrid Superconducting Tunnel Junction
Sukumar Rajauria, P. Gandit, T. Fournier, F. W. J. Hekking, B. Pannetier, and H. Courtois
Phys. Rev. Lett. 100, 207002 (May 2008) link
pdf
3.4.15   no group meeting (Good Friday)  
10.4.15 yemliha bilal Visualisation of edge effects in side-gated graphene nanodevices
Vishal Panchal, Arseniy Lartsev, Alessandra Manzin, Rositza Yakimova, Alexander Tzalenchuk, Olga Kazakova
nature Scientific Reports 4, 5881 (July 2014) link
pdf
17.4.15 mirko Etching mechanisms of graphene nanoribbons in downstream H2 plasmas: insights from molecular dynamics simulations
A. Davydova, E. Despiau-Pujo, G. Cunge, D. B. Graves
J. Phys. D: Appl. Phys. 48, 195202 (April 2015) link
pdf
20.4.15
Monday
pirmin MMM talk
Spin-orbit Magnetoconductance - New Techniques and Applications
pdf
24.4.15 liuqi Electrical detection of spin transport in lateral ferromagnet-semiconductor devices
X. Lou, C. Adelmann, S. A. Crooker, E. S. Garlid, J. Zhang, K. S. Madhukar Reddy, S. D. Flexner, C. J. Palmstrom, P. A. Crowell
nature physics 3, 543 (February 2007) link
pdf
30.4.15
Thursday
  group meeting  
8.5.15 christian A Unifying Few of the Constant-Phase-Element and its Role as an Aging Indicator for Li-ion Batteries
E. Cuervo-Reyes, C. P. Scheller, M. Held, U. Sennhauser
pdf
11.5.15
Monday
dominik MMM talk  
15.5.15   no group meeting (Friday after Ascension)  
22.5.15 taras Interacting electrons in one dimension beyond the Luttinger-liquid limit
G. Barak, H. Steinberg, L. N. Pfeiffer, K. W. West, L. Glazman, F. von Oppen and A. Yacoby
nature physics 6, 489 (May 2010) link
pdf
29.5.15 leon Spin-dependent tunneling rates for electrostatically defined GaAs quantum dots
M. Yamagishi, N. Watase, M. Hashisaka, K. Muraki, and T. Fujisawa
Phys. Rev. B 90, 035306 (July 2014) link
pdf
5.6.15 dario Precise Quantization of the Anomalous Hall Effect near Zero Magnetic Field
A. J. Bestwick, E. J. Fox, Xufeng Kou, Lei Pan, Kang L. Wang, and D. Goldhaber-Gordon
Phys. Rev. Lett. 114, 187201 (2015) link
pdf
12.6.15   9:15am group meeting
13:15 practice talks Passugg
 
17.6.15
Wednesday
  13:15 group meeting  
26.6.15   group meeting  
03.07.15   group meeting  
10.07.15 larissa 10:00am group meeting
11:00am larissa MSc presentation
 
17.7.15   group meeting  
24.7.15 dominik Generation and Detection of Spin Currents in Semiconductor Nanostructures with Strong Spin-Orbit Interaction
F. Nichele, S. Hennel, P. Pietsch, W. Wegscheider, P. Stano, P. Jacquod, T. Ihn, K. Ensslin
Phys. Rev. Lett. 114, 206601 (2015) link
 
31.7.15 pirmin Spin-orbit interaction in InSb nanowires
I. van Weperen, B. Tarasinski, D. Eeltink, V. S. Pribiag, S. R. Plissard, E. P. A. M. Bakkers, L. P. Kouwenhoven, and M. Wimmer
Phys. Rev. B 91, 201413 (2015) link
pdf
07.8.15   practice talks SpinTech  
14.8.15   group meeting  
21.8.15 dario Induced superconductivity in high-mobility two-dimensional electron gas in gallium arsenide heterostructures
Z. Wan, A. Kazakov, M. J. Manfra, L. N. Pfeiffer, K. W. West, and L. P. Rokhinson
Nature Communications 6, 7426 (June 2015) link
pdf
28.8.15 bilal Competing Channels for Hot-Electron Cooling in Graphene
Q. Ma, N. M. Gabor, T. I. Andersen, N. L. Nair, K. Watanabe, T. Taniguchi, P. Jarillo-Herrero
Phys. Rev. Lett. 112, 247401 (June 2014) link
pdf
04.9.15   SNI Annual meeting Lenzerheide  
11.9.15 mirko Guiding of Electrons in a Few-Mode Ballistic Graphene Channel
P. Rickhaus, M. Liu, P. Makk, R. Maurand, S. Hess, S. Zihlmann, M. Weiss, K. Richter, and C. Schönenberger
Nano Letters 15, 5819 (August 2015) link
pdf


2014 FALL Semester (HS2014)


date name topic link
5.9.14 dominik Conductance behavior in nanowires with spin-orbit interaction -- A numerical study
D. Rainis, D. Loss
arXiv:1407.8239
pdf
Tue, 9.9.14
5:00pm, 2.04
  trial-talk Mario Palma (SNI Lenzerheide)  
19.9.14
1.15pm
1.09
mario Sub-50 mK electronic cooling with large-area superconducting tunnel junctions
H. Q. Nguyen, M. Meschke, H. Courtois, J. P. Pekola
arXiv:1402.5872v1
pdf
26.9.14 larissa Edge-mode Superconductivity in a Two Dimensional Topological Insulator
V. S. Pribiag, A. J.A. Beukman, F. Qu, M. C. Cassidy, Ch. Charpentier, W. Wegscheider, L. P. Kouwenhoven
arXiv:1408.1701v1
pdf
26.9.14
morning
  symposium materials professorship  
29.9.14
Monday
leon MMM talk
Spin Orbit Interaction in a (lateral) Quantum Dot
pdf
3.10.14 dario Experimental probe of topological orders and edge excitations in the second Landau level
S. Baer, C. Rössler, T. Ihn, K. Ensslin, C. Reichl, and W. Wegscheider
Phys. Rev. B 90, 075403 (2014) link
pdf
10.10.14   group meeting  
17.10.14 pirmin lab tutorial: lock-ins pdf
23.10.14
9:15am, 1.09
  group meeting  
24.10.14   PhD defense lucas  
31.10.14 myrsini 1D-1D Coulomb Drag Signature of a Luttinger Liquid
D. Laroche, G. Gervais, M. P. Lilly, J. L. Reno
Science 343, 6171 (February 2014) link
pdf
7.11.14 leon lab tutorial: advanced Igor Programming
Programming examples pxp
pdf
14.11.14 taras lab tutorial: preamplifiers pdf
21.11.14 yemliha bilal lab tutorial: vacuum pdf
24.11.14
Monday
myrsini MMM talk
3D Dirac semimetals
pdf
27.11.14
Thursday
  symposium H.-J. Güntherodt  
28.11.14   dies academicus  
5.12.14 mario lab tutorial: thermometers pdf
12.12.14 pirmin Direct determination of spin−orbit interaction coefficients and realization of the persistent spin helix symmetry
A. Sasaki, S. Nonaka, Y. Kunihashi, M. Kohda, T. Bauernfeind, T. Dollinger, K. Richter, and J. Nitta
Nature Nanotechnology 9, 703 (2014) link
pdf
15.12.14
Monday
dario MMM talk
Off- and on-chip thermometry in the few mK regime
pdf
19.12.14   group meeting  


2014 SPRING Semester (FS2014)


date name topic link
3.1.14   group meeting  
7.1.14
10:15am
  master thesis defense, Serge Wächter
Electric Transport Properties of Quantum Point Contacts in a Gallium Arsenide Quantum Well
pdf
10.1.14   no group meeting  
13.1.14
9:45am
  master thesis defense, Mirko Rehmann
Fabrication and Characterization of Graphene Nanoribbons on hBN
pdf
17.1.14   group meeting  
24.1.14   group meeting  
31.1.14 dorothee Transport measurements on graphene nanoribbons pdf
7.2.14   group meeting  
14.2.14 dario Ultrasensitive-hot-electron microbolometer
M. Nahum and J. M. Martinis
Appl. Phys. Lett. 63, 3075 (1993) link and
Electronic microrefrigerator based on a normal-insulator-superconductor tunnel junction
M. Nahum, T. M. Eiles, and J. M. Martinis
Appl. Phys. Lett. 65, 3123 (1994) link
pdf
21.2.14 florian Fractionalized wave packets from an artificial Tomonaga-Luttinger liquid
H. Kamata, N. Kumada, M. Hashisaka, K. Muraki, and T. Fujisawa
Nature Nanotechnology (2014), DOI: 10.1038/NNANO.2013.312 link
pdf
28.2.14 daniel Nanoscale magnetic imaging of a single electron spin under ambient conditions
M. S. Grinolds, S. Hong, P. Maletinsky, L. Luan, M. D. Lukin, R. L. Walsworth, and A. Yacoby
Nature Physics 9, 215-219 (2013) link
pdf
3.3.14
Monday
christian MMM talk
Silver Epoxy Microwave Filters
pdf
7.3.14 pirmin Long-distance coherent coupling in a quantum dot array
F. R. Braakman, P. Barthelemy, C. Reichl, W. Wegscheider, and L. M. K. Vandersypen
Nature Nanotechnology 8, 432-437 (2013) link
pdf
14.3.14   group meeting  
21.3.14 myrsini Exceptional ballistic transport in epitaxial graphene nanoribbons
J. Baringhaus, M. Ruan, F. Edler, A. Tejeda, M. Sicot, A. Taleb-Ibrahimi, A.-P. Li, Z. Jiang, E. H. Conrad, C. Berger, Ch. Tegenkamp, and W. A. de Heer
Nature 506, 349-354 (2014) link
pdf
28.3.14   group meeting  
4.4.14   group meeting  
11.4.14 lucas Photon Emission from a Cavity-Coupled Double Quantum Dot
Y.-Y. Liu, K. D. Petersson, J. Stehlik, J. M. Taylor, J. R. Petta
arXiv:1401.7730
pdf
18.4.14   no group meeting (Good Friday)  
25.4.14   no group meeting  
30.4.14
Wednesday
9:15am, 1.09
larissa semester thesis presentation, Larissa Conrad
"Low-resistance ohmic contacts to a GaAs 2DEG"
 
8.5.14
Thursday
dorothee Electrical observation of subband formation in graphene nanoribbons
Y.-M. Lin, V. Perebeinos, Z. Chen, and P. Avouris
Phys. Rev. B 87, 075304 (2013) link
pdf
16.5.14 mario Large Nuclear Spin Polarization in Gate-Defined Quantum Dots Using a Single-Domain Nanomagnet
G. Petersen, E. A. Hoffmann, D. Schuh, W. Wegscheider, G. Giedke and St. Ludwig
Phys. Rev. Lett. 110, 177602 (2013) link
pdf
23.5.14 dario nu=5/2 Fractional Quantum Hall State in the Presence of Alloy Disorder
Nianpei Deng, G. C. Gardner, S. Mondal, E. Kleinbaum, M. J. Manfra, and G. A. Csáthy
Phys. Rev. Lett. 112, 116804 (2014) link
pdf
28.5.14
Wednesday
  group meeting  
6.6.14   no group meeting  
13.6.14 pirmin Magnetic-Field-Tuned Aharonov-Bohm Oscillations and Evidence for Non-Abelian Anyons at nu=5/2
R. L. Willett, C. Nayak, K. Shtengel, L. N. Pfeiffer, and K. W. West
Phys. Rev. Lett. 111, 186401 (2013) link
pdf
20.6.14 dominik Quantized Conductance in an InSb Nanowire
I. van Weperen, S. R. Plissard, E. P. A. M. Bakkers, S. M. Frolov, and L. P. Kouwenhoven
NanoLetters 13, 387 (2013) link
pdf
27.6.14   group meeting  
4.7.14 leon The nanomechanical signature of breast cancer
M. Plodinec, M. Loparic, C. A. Monnier, E. C. Obermann, R. Zanetti-Dallenbach, P. Oertle, J. T. Hyotyla, U. Aebi, M. Bentires-Alj, R. Y. H. Lim, and C.-A. Schoenenberger
Nature Nanotechnology 7, DOI: 10.1038/nnano.2012.167 (October 2012) link
pdf
11.7.14 myrsini Electron-hole asymmetric integer and fractional quantum Hall effect in bilayer graphene
A. Kou, B. E. Feldman, A. J. Levin, B. I. Halperin, K. Watanabe, T. Taniguchi, A. Yacoby
Science 345, 6192 (May 2014) link
pdf
18.7.14   group meeting  
25.7.14 taras Charge fractionalization in quantum wires
H. Steinberg, G. Barak, A. Yacoby, L. N. Pfeiffer, K. W. West, B. I. Halperin, and K. Le Hur
Nature Physics 4, 116-119 (2008) link
pdf
1.8.14   no group meeting  
8.8.14   group meeting  
15.8.14 lucas Antilocalization of Coulomb Blockade in a Ge/Si Nanowire
A. P. Higginbotham, F. Kuemmeth, T. W. Larsen, M. Fitzpatrick, J. Yao, H. Yan, C. M. Lieber, and C. M. Marcus
Phys. Rev. Lett. 112, 216806 (2014) link
pdf
22.8.14   group meeting  
29.8.14 yemliha bilal Quantum Hall Effect in Hydrogenated Graphene
J. Guillemette, S. S. Sabri, Binxin Wu, K. Bennaceur, P. E. Gaskell, M. Savard, P. L. Lévesque, F. Mahvash, A. Guermoune, M. Siaj, R. Martel, T. Szkopek, and G. Gervais
Phys. Rev. Lett. 110, 176801 (2013) link
pdf


2013 FALL Semester (HS2013)


date name topic link
6.9.13 dario test talk, Microkelvin Meeting Helsinki  
13.9.13   no group meeting  
20.9.13 myrsini - -
27.9.13
2.04
pirmin Effect of symmetry reduction on the spin dynamics of (001)-oriented GaAs quantum wells
D. J. English, J. Hübner, P. S. Eldridge, D. Taylor, M. Henini, R. T. Harley, and M. Oestreich
Phys. Rev. B 87, 075304 (2013) link
pdf
4.10.13   no group meeting  
11.10.13 myrsini Bottom up Graphene Nanoribbon Field Effect Transistors
P. B. Bennett, Z. Pedramrazi, A. Madani, Y. Chia Chen, D. G. de Oteyza, Ch. Chen, F. R. Fischer, M. F. Crommie, and J. Bokor
arXiv:1310.0495
pdf
14.10.13
Monday
pirmin MMM talk
Investigation of Spin Dynamics in GaAs Quantum Wells
pdf
18.10.13 serge Electrical Generation of Pure Spin Currents in a Two-Dimensional Electron Gas
S.M. Frolov, A. Venkatesan, W. Yu, J.A. Folk, and W. Wegscheider
Phys. Rev. Lett. 102, 116802 (March 2009) link
pdf
25.10.13 mirko Selective etching of armchair edges in graphite
G. Dobrik, L. Tapasztó, and L.P. Biró
Carbon 56, 332-338 (May 2013) link
pdf
28.10.13
Monday
dominik MMM talk
0.7 structure explained?
pdf
1.11.13 myrsini Anomalous resistance overshoot in the integer quantum Hall e ffect
E. M. Kendirlik, S. Sirt, S. B. Kalkan, W. Dietsche, W. Wegscheider, S. Ludwig, and A. Siddiki
arXiv:1305.1156v1
pdf
8.11.13   group meeting  
15.11.13 mario Measurement of the Electronic Thermal Conductance Channels and Heat Capacity of Graphene at Low Temperature
K. C. Fong, E. E. Wollman, H. Ravi, W. Chen, A. A. Clerk, M. D. Shaw, H. G. Leduc, and K. C. Schwab
Phys. Rev. X 3, 041008 (2013) link
pdf
18.11.13
Monday
lucas MMM talk
Charge and Spin Noise in Semiconductor Quantum Dots
pdf
22.11.13 oliver Numerical Simulation of a GaAs Quantum Dot using SETE pdf
28.11.13
Thursday
  group meeting  
6.12.13 lucas Even denominator fractional quantum Hall state in multi-terminal suspended bilayer graphene devices
D.-K. Ki, V. I. Fal'ko, and A. F. Morpurgo
arXiv:1305.4761
pdf
9.12.13
Monday
mario MMM talk
Spectroscopy in 1D GaAs CEO Quantum Wires
pdf
13.12.13 daniel Coherent singlet-triplet oscillations in a silicon-based double quantum dot
B. M. Maune, M. G. Borselli, B. Huang, T. D. Ladd, P. W. Deelman, K. S. Holabird, A. A. Kiselev, I. Alvarado-Rodriguez, R. S. Ross, A. E. Schmitz, M. Sokolich, C. A.Watson, M. F. Gyure, and A. T. Hunter
Nature 481, 344-347 (Januar 2012) link
pdf
20.12.13   group meeting  
27.12.13   no group meeting  


2013 SPRING Semester (FS2013)


date name topic link
4.1.13
9:15am
  group meeting  
11.1.13
9:15am
2.04
florian Gate-controlled persistent spin helix in (In,Ga)As quantum wells
M. Kohda, V. Lechner, Y. Kunihashi, T. Dollinger, P. Olbrich, C. Schönhuber, I. Caspers, V. V. Bel'kov, L. E. Golub, D. Weiss, K. Richter, J. Nitta, and S. D. Ganichev
Phys. Rev. B 86, 081306(R) (August 2012) link
pdf
18.1.13
1.09
myrsini Experimentally Controlling the Edge Termination of Graphene Nanoribbons
Xiaowei Zhang, Oleg V. Yazyev, Juanjuan Feng, Liming Xie, Chenggang Tao, Yen-Chia Chen, Liying Jiao, Zahra Pedramrazi, Alex Zettl, Steven G. Louie, Hongjie Dai, Michael F. Crommie
arXiv:1205.3516
pdf
25.1.13
1.09
christian Spectroscopy with GaAs CEO quantum wires pdf
1.2.13   group meeting  
8.2.13 tai-min Pseudospin-Resolved Transport Spectroscopy of the Kondo Effect in a Double Quantum Dot
S. Amasha, A. J. Keller, I. G. Rau, A. Carmi, J. A. Katine, Hadas Shtrikman, Y. Oreg, and D. Goldhaber-Gordon
Phys. Rev. Lett. 110, 046604 (January 2013) link
pdf
15.2.13 simon Thermal Dynamics of Graphene Edges Investigated by Polarized Raman Spectroscopy
Ya Nan Xu, Da Zhan, Lei Liu, Hui Suo, Zhen Hua Ni, Thuong Thuong Nguyen, Chun Zhao, and Ze Xiang Shen
ACS Nano, 5 (1), pp 147-152 (December 2010) link
pdf
22.2.13   fasnacht - no group meeting  
1.3.13
2.04
dorothee Chemical species generated by high-vacuum ion gauges cause strong doping of graphene
Ch. Caillier, D. K. Ki, Y. Lisunova, I. Gaponenko, P. Paruch, A. F. Morpurgo
arXiv:1302.5318v1
pdf
8.3.13
2.04
lucas Intrinsic Decoherence in Mesoscopic Systems
P. Mohanty, E. M. Q. Jariwala, R. A. Webb
Phys. Rev. Lett. 78, 3366-3369 (April 1997) link and
Analysis of the Metallic Phase of Two-Dimensional Holes in SiGe in Terms of Temperature Dependent Screening
V. Senz, T. Ihn, T. Heinzel, K. Ensslin, G. Dehlinger, D. Grützmacher, U. Gennser
Phys. Rev. Lett. 85, 4357-4360 (November 2000) link
pdf
15.3.13   group meeting  
22.3.13 dario Design of a scanning gate microscope in a cryogen-free dilution refrigerator
M. Pelliccione, A. Sciambi, J. Bartel, A. Keller, and D. Goldhaber-Gordon
arXiv:1211.6546v1
pdf
29.3.13   Good Friday - no group meeting  
5.4.13 daniel Circuit quantum electrodynamics with a spin qubit
K. D. Petersson, L. W. McFaul, M. D. Schroer, M. Jung, J. M. Taylor, A. A. Houck and J. R. Petta
Nature 490, 380-383 (October 2012) link
pdf
12.4.13   group meeting  
15.4.13
Monday
florian MMM talk
The Persistent Spin Helix in Quantum Transport
pdf
19.4.13 myrsini Quantization of the Diagonal Resistance: Density Gradients and the Empirical Resistance Rule in a 2D System
W. Pan, J. S. Xia, H. L. Stormer, D. C. Tsui, C. L. Vicente, E. D. Adams, N. S. Sullivan, L. N. Pfeiffer, K.W. Baldwin, and K.W. West
Phys. Rev. Lett. 95, 066808 (2005) link
pdf
26.4.13   group meeting  
29.4.13
Monday
myrsini MMM talk
Quantization of the longitudinal resistance in QHE samples
pdf
3.5.13 florian Spin-orbit induced electronic spin separation in semiconductor nanostructures
M. Kohda, S. Nakamura, Y. Nishihara, K. Kobayashi, T. Ono, J. Ohe, Y. Tokura, T. Mineno, and J. Nitta
Nature Communications 3, 1082 (September 2012) link
pdf
8.5.13
Wednesday
  group meeting  
17.5.13 pirmin Dependence of the Dresselhaus spin-orbit interaction on the quantum well width
M. P. Walser, U. Siegenthaler, V. Lechner, D. Schuh, S. D. Ganichev, W. Wegscheider, and G. Salis
Phys. Rev. B 86, 195309 (2012) link
pdf
21.5.13
9:15am
1.09
  master thesis defense, Simon Zihlmann
Hydrogen plasma etching of graphene; Towards crystallographic zigzag edges
pdf
22.5.13
Wednesday
group meeting  
27.5.13
Monday
dario MMM talk
Impact of vibrations on low temperature experiments
pdf
31.5.13 mario Crossover from the nonuniversal scaling regime to the universal scaling regime in quantum Hall plateau transitions
Wanli Li, J. S. Xia, C. Vicente, N. S. Sullivan, W. Pan, D. C. Tsui, L. N. Pfeiffer, and K. W. West
Phys. Rev. B 81, 033305 (January 2010) link
pdf
6.6.13
Thursday
13:15pm
1.09
mario
pirmin
Test talks for QSIT Junior Meeting  
14.6.13
1.09
tai-min Finite-Size Effects in Tunneling between Parallel Quantum Wires
Y. Tserkovnyak, B. I. Halperin, O. M. Auslaender, and A. Yacoby
Phys. Rev. Lett. 89, 136805 (2002) link
and others
pdf
21.6.13 mirko Giant Spin-Orbit Interaction Due to Rotating Magnetic Fields in Graphene Nanoribbons
J. Klinovaja and D. Loss
Phys. Rev. X 3, 011008 (2013) link
pdf
28.6.13   group meeting  
5.7.13 serge Manipulation of mobile spin coherence using magnetic-field-free electron spin resonance
H. Sanada, Y. Kunihashi, H. Gotoh, K. Onomitsu, M. Kohda, J. Nitta, P. V. Santos and T. Sogawa
Nature Physics 9, 280-283 (2013) link
pdf
12.7.13 dorothee Colossal enhancement of spin-orbit coupling in weakly hydrogenated graphene
J. Balakrishnan, G. K. Koon, M. Jaiswal, A. H. Castro Neto and B. Özyilmaz
Nature Physics 9, 284-287 (2013) link
pdf
17.7.13
Wednesday
3.12
  group meeting  
26.7.13   no group meeting  
6.8.13
Tuesday
3.12
lucas Hofstadter's butterfly and the fractal quantum Hall effect in moiré superlattices
C. R. Dean, L. Wang, P. Maher, C. Forsythe, F. Ghahari, Y. Gao, J. Katoch, M. Ishigami, P. Moon, M. Koshino, T. Taniguchi, K. Watanabe, K. L. Shepard, J.Hone and P. Kim
Nature 497, 598-602 (May 2013) link and
Massive Dirac Fermions and Hofstadter Butterfly in a van der Waals Heterostructure
B. Hunt, J. D. Sanchez-Yamagishi, A. F. Young, M. Yankowitz, B. J. LeRoy, K. Watanabe, T. Taniguchi, P. Moon, M. Koshino, P. Jarillo-Herrero and R. C. Ashoori
Science 340, 1427 (2013) link and
Cloning of Dirac fermions in graphene superlattices
L. A. Ponomarenko, R. V. Gorbachev, G. L. Yu, D. C. Elias, R. Jalil, A. A. Patel, A. Mishchenko, A. S. Mayorov, C. R.Woods, J. R.Wallbank, M. Mucha-Kruczynski, B. A. Piot, M. Potemski, I. V. Grigorieva, K. S. Novoselov, F. Guinea, V. I. Fal'ko and A. K. Geim
Nature 497, 594-597 (May 2013) link
pdf
9.8.13 dominik Charge noise and spin noise in a semiconductor quantum device
A. V. Kuhlmann, J. Houel, A. Ludwig, L. Greuter, D. Reuter, A. D. Wieck, M. Poggio and R. J. Warburton
Nature Physics (2013) link
pdf
16.8.13 daniel Charge Relaxation in a Single-Electron Si/SiGe Double Quantum Dot
K. Wang, C. Payette, Y. Dovzhenko, P.W. Deelman and J. R. Petta
Phys. Rev. Lett. 111, 046801 (2013) link
pdf
22.8.13
Thursday
9:15am, 3.12
  group meeting  
30.8.13   no group meeting  


2012 FALL Semester (HS2012)


date name topic link
7.9.12   group meeting  
10.9.12
2:15pm
1.09
  master thesis defense, Leon Camenzind
The Persistent Spin Helix and Electric Dipole Spin Resonance in Quantum Transport Experiments
pdf
(36MB)
14.9.12 myrsini Observation of resistively detected hole spin resonance and zero-field pseudo-spin splitting in epitaxial graphene
R. G. Mani, J. Hankinson, C. Berger2, and W. A. de Heer
Nature Communications 3, 996 (August 2012) link
pdf
17.9.12
Monday
  Fall Semester 2012
lectures begin
 
21.9.12
9:00am
dominikus Edge state transport through disordered graphene nanoribbons in the quantum Hall regime
F. Duerr, J. B. Oostinga, C. Gould, and L. W. Molenkamp
Phys. Rev. B86, 081410R (August 2012) link
pdf
28.9.12
9:15am
  group meeting  
5.10.12
9:15am
  group meeting  
8.10.12
Monday
daniel MMM talk
Quantum Dot Spin Tunneling
pdf
12.10.12
9:00am
tai-min Detection of spin polarization utilizing singlet and triplet states in a single-lead quantum dot
T. Otsuka, Y. Sugihara, J. Yoneda, S. Katsumoto, and S. Tarucha
Phys. Rev. B86, 081308 (August 2012) link
pdf
19.10.12
9:15am
christian Nonsaturating Dephasing Time at Low Temperature in an Open Quantum Dot
I. G. Rau, S. Amasha, M. Grobis, R. M. Potok, Hadas Shtrikman, and D. Goldhaber-Gordon
arXiv:1210.0087
pdf
26.10.12
9:15am
dominik Coupling artificial molecular spin states by photon-assisted tunnelling
L.R. Schreiber, F.R. Braakman, T. Meunier, V. Calado, J. Danon, J.M. Taylor, W. Wegscheider, and L.M.K. Vandersypen
Nature Communications 2, 556 (November 2011) link
pdf
2.11.12
9:15am
simon How Close Can One Approach the Dirac Point in Graphene Experimentally?
A. S. Mayorov, D. C. Elias, I. S. Mukhin, S. V. Morozov, L. A. Ponomarenko, K. S. Novoselov, A. K. Geim, and R. V. Gorbachev
Nano Letters 12, 4629 (August 2012) link
pdf
9.11.12
9:00am
dorothee Unconventional Sequence of Fractional Quantum Hall States in Suspended Graphene
B. E. Feldman, B. Krauss, J. H. Smet, A. Yacoby
Science 337, 1196 (September 2012) link, SOM link
pdf
16.11.12
9:15am
  group meeting  
23.11.12
9:15am
  group meeting  
28.11.12
Wednesday
9:15am
lucas Valley-spin blockade and spin resonance in carbon nanotubes
Fei Pei, Edward A. Laird, Gary A. Steele and Leo P. Kouwenhoven
Nature Nanotechnology 7, DOI: 10.1038/NNANO.2012.160 (September 2012) link
pdf
30.11.12   dies academicus  
7.12.12
9:15am
samuel semester thesis presentation, Samuel Hess
"Microkelvin Chip Carrier"
pdf
14.12.12
9:15am
dario Magnetic field dependence of Pauli spin blockade: A window into the sources of spin relaxation in silicon quantum dots
G. Yamahata, T. Kodera, H. O. H. Churchill, K. Uchida, C. M. Marcus, S. Oda
Phys. Rev. B 86, 115322 (September 2012) link
pdf
17.12.12
Monday
dorothee MMM talk
Graphene nanoribbons fabrication using a H2 plasma
pdf
21.12.12
9:15am
daniel
end of lectures
Christmas-FMM: Walking with coffee: Why does it spill?
H. C. Mayer and R. Krechetnikov
Phys. Rev. E 85, 046117 (April 2012) link
pdf


2012 SPRING Semester (FS2012)


date name topic link
6.1.12 dario Coulomb Blockade in an Open Quantum Dot
S. Amasha, I. G. Rau, M. Grobis, R. M. Potok, H. Shtrikman, and D. Goldhaber-Gordon
Phys. Rev. Lett. 107, 216804 (November 2011) pdf
pdf
13.1.12 florian Field Tuning the g-Factor in InAs Nanowire Double Quantum Dots
M. D. Schroer, K. D. Petersson, M. Jung, and J. R. Petta
Phys. Rev. Lett. 107, 176811 (October 2011) pdf
pdf
20.1.12 daniel Coherent control of three-spin states in a triple quantum dot
L. Gaudreau, G. Granger, A. Kam, G. C. Aers, S. A. Studenikin, P. Zawadzki, M. Pioro-Ladrière, Z. R. Wasilewski, and A. S. Sachrajda
Nature Physics 8, 54 (November 2011) pdf, SOM pdf
News and Views: F. Koppens, Quantum Technology: Three Spin Juggling pdf
pdf
26.1.12
Thursday
9:15am
  group meeting
3.2.12 Arosa QSIT meeting no group meeting

 
9.2.12
Thursday
9:15am
myrsini Unraveling the spin polarization of the nu = 5/2 fractional quantum Hall state
L. Tiemann, G. Gamez, N. Kumada, and K. Muraki
Science 335, 828 (February 2012) pdf, SOM pdf
pdf
17.2.12 martin practice talk (SOLID Grenoble)

 
20.2.12
Monday
  Spring Semester 2012
lectures begin
 
24.2.12 leon Doppler velocimetry of spin propagation in a two-dimensional electron gas
L. Yang, J. D. Koralek, J. Orenstein, D. R. Tibbetts, J. L. Reno, M. P. Lilly
Nature Physics 8, 153 (December 2011) htm, SOM pdf

News and Views: G. Vignale:
Semiconductor spintronics: Doppler speed gun for spins htm
pdf
27.2.12
Monday
  fasnacht  
2.3.12   group meeting  
9.3.12 christian Experimental Evidence for Resonant Tunneling in a Luttinger Liquid
O. M. Auslaender, A. Yacoby, R. de Picciotto, K.W. Baldwin, L. N. Pfeiffer, and K.W. West
Phys. Rev. Lett. 84, 1764 (February 2000) pdf
pdf
12.3.12
Monday
dominik (MMM talk)
Metastable States in GaAs Few-Electron Double Quantum Dots
pdf
16.3.12 tai-min Snake States along Graphene p-n Junctions
J. R. Williams and C. M. Marcus
Phys. Rev. Lett. 107, 046602 (July 2011) pdf
pdf
23.3.12   group meeting  
30.3.12 dorothee Spin-polarized transport in zigzag-edge graphene nanoribbon junctions
R. Farghadan and E. Saievar-Iranizad
Journal of Applied Physics 111, 014304 (January 2012) pdf
pdf
2.4.12
Monday
lucas (MMM talk)
Non-Abelian anyons in the FQHR at nu=5/2
Or: New particles for less than a billion?
pdf
6.4.12   easter  
13.4.12 dominikus Nonlinear detection of spin currents in graphene with non-magnetic electrodes
I. J. Vera-Marun*, V. Ranjan and B. J. vanWees
Nature Physics 8, 313 (February 2012) htm, SOM pdf
pdf
20.4.12 dominik Signatures of Majorana Fermions
in Hybrid Superconductor-Semiconductor Nanowire Devices

V. Mourik, K. Zuo, S. M. Frolov, S. R. Plissard, E. P. A. M. Bakkers,
L. P. Kouwenhoven
Science Express April 2012 htm, SOM pdf

News: R. Service: Search for Majorana Fermions Nearing Success at Last? htm
News & views: Physicists Discover New Type of Particle--Sort Of htm
pdf
27.4.12 lucas Local Thermometry of Neutral Modes on the Quantum Hall Edge
V. Venkatachalamy, S. Harty, L. Pfeiffer, K. West, A. Yacoby
arXiv:1202.6681
pdf
1.5.12
Tuesday
  labor day  
4.5.12 dario Demonstration of Entanglement of Electrostatically Coupled Singlet-Triplet Qubis
M. D. Shulman,* O. E. Dial,* S. P. Harvey, H. Bluhm, V. Umansky, A. Yacoby1�
Science 336, 202 (Apr 2012) htm, SOM pdf
pdf
11.5.12 florian Determination of spin-orbit coefficients in semiconductor quantum wells
S. Faniel, T. Matsuura, S. Mineshige, Y. Sekine, and T. Koga1,
Phys. Rev. B83, 115309 (March 2011) pdf
pdf
14.5.12
Monday
christian (MMM talk)
Evidence for Nuclear Spin Polarization in GaAs Quantum Wires
pdf
17.5.12
Thursday
  ascension  
18.5.12   group meeting  
25.5.12 daniel Single-Shot Measurement of Triplet-Singlet Relaxation in a Si/SiGe Double Quantum Dot
J. R. Prance, Zhan Shi, C. B. Simmons, D. E. Savage, M. G. Lagally, L. R. Schreiber, L. M. K. Vandersypen, Mark Friesen, Robert Joynt, S. N. Coppersmith, and M. A. Eriksson,
Phys. Rev. Lett. 108, 046808 (January 2012) pdf
pdf
28.5.12
Monday
  pentecost  
1.6.12
Friday
end of lectures    
1.6.12 myrsini Coulomb Oscillations in Antidots in the Integer and Fractional Quantum Hall Regimes
A. Kou, C. M. Marcus, L. N. Pfeiffer, K. W. West,
arxiv/1201.1600 (January 2012)
pdf
8.6.12   group meeting  
15.6.12   group meeting  
22.6.12   group meeting  
28.6.12
Thursday
13:30 2.04
  group meeting  
6.7.12 tai-min Shot noise induced by electron-nuclear spin-flip scattering in a nonequilibrium quantum wire
Kensaku Chida, Masayuki Hashisaka, Yoshiaki Yamauchi, Shuji Nakamura, Tomonori Arakawa, Tomoki Machida, Kensuke Kobayashi, and Teruo Ono,
Phys. Rev. B85, 041309R (January 2012) pdf
pdf
11.7.12
Wednesday
9:15am 1.09
christian The standard model of particle physics and the Higgs mechanism pdf
20.7.12   group meeting  
26.7.12
Thursday
9:15am 1.09
dorothee Reversible Hydrogenation and Bandgap Opening of Graphene and Graphite Surfaces Probed by Scanning Tunneling Spectroscopy
A. Castellanos-Gomez, M. Wojtaszek, Arramel, N. Tombros, and B. J. van Wees,
Small 8, 1607 (May 2012) html
pdf
3.8.12
13:30, 1.09
lucas Extreme sensitivity of the spin-splitting and 0.7 anomaly to confining potential in one-dimensional nanoelectronic devices
A. M. Burke, O. Klochan, I. Farrer, D. Ritchie, A. Hamilton, and A. P. Micolich,
Nano Letters , July 25, 2012 html
pdf
10.8.12   group meeting  
17.8.12 dario Observation of Hysteretic Transport due to Dynamic Nuclear Spin Polarization in a GaAs Lateral Double Quantum Dot
Takashi Kobayashi1, Kenichi Hitachi, Satoshi Sasaki1, and Koji Muraki
Phys. Rev. Lett. 107, 216802 (November 2011) link
pdf
24.8.12 daniel Resolving Spin-Orbit and Hyperfine Mediated Electric Dipole Spin Resonance in a Quantum Dot
M. Shafiei, K. C. Nowack, C. Reichl, W. Wegscheider, L. M. K. Vandersypen
arxiv/1207.3331
pdf
31.8.12 florian Direct mapping of the formation of a persistent spin helix
M. P. Walser, C. Reichl, W. Wegscheider and G. Salis
Nature Physics, advance online publication (August 12, 2012) link, SOM pdf
pdf


2011 FALL Semester (HS2011)


date name topic link
2.9.11 florian Observation of the Kondo Effect in a Spin-3/2 Hole Quantum Dot
O. Klochan, A. P. Micolich, A. R. Hamilton, K. Trunov, D. Reuter, and A. D. Wieck
Phys. Rev. Lett. 107, 076805 (August 2011) pdf
pdf
9.9.11 myrsini Graphene nanoribbons with smooth edges behave as quantum wires
X. Wang, Y. Ouyang, L. Jiao, H. Wang, L. Xie, J. Wu, J. Guo and H. Dai
Nature Nanotechnology 6, 563 (28 August 2011) pdf, SOM pdf
pdf
16.9.11 christian Quantized conductance of a suspended graphene nanoconstriction
N. Tombros, A. Veligura, J. Junesch, M. H. D. Guimar�es, I. J. Vera-Marun, H. T. Jonkman and B. J. van Wees
Nature Physics 7, 697 (September 2011) pdf, SOM pdf
pdf
19.9.11   Fall Semester 2011
lectures begin
 
19.9.11 florian (MMM talk)
The persistent spin helix in GaAs quantum wells
pdf
23.9.11
9:00am
.
  group meeting  
30.9.11
9:00am
.
  group meeting  
7.10.11
8:30am
.
daniel Scaling of Dynamical Decoupling for Spin Qubits
J.Medford, L.Cywinski, C.Barthel, C.M.Marcus, M.P.Hanson, A.C.Gossard
arXiv:1108.3682 pdf
pdf
14.10.11
9:15am
.
leon Coherent Control of a Single Electron Spin with Electric Fields
K. C. Nowack, F. H. L. Koppens, Yu. V. Nazarov, L. M. K. Vandersypen
Science 318, 1430 (Nov 2007) pdf, SOM pdf
pdf
17.10.11
9:15am
.
myrsini (MMM talk)
Graphene on hydrophobic substrates
pdf
21.10.11
9:15am
.
dominikus Two-Qubit Gate of Combined Single-Spin Rotation and Interdot Spin Exchange in a Double Quantum Dot
R. Brunner, Y.-S. Shin, T. Obata, M. Pioro-Ladriere, T. Kubo, K. Yoshida, T. Taniyama, Y. Tokura, and S. Tarucha
Phys. Rev. Lett. 107, 146801 (September 2011) pdf
pdf
28.10.11
9:15am
.
tai-min Direct Observation of Nonequilibrium Spin Population in Quasi-One-Dimensional Nanostructures
T.-M. Chen, A. C. Graham, M. Pepper, I. Farrer, D. Anderson, G. A. C. Jones, and D. A. Ritchie
Nano Letters 10, 2330 (June 2010) pdf
pdf
4.11.11
9:15am
.
lucas Nonadiabatic quantum control of a semiconductor charge qubit
Y. Dovzhenko, J. Stehlik, K. D. Petersson, J. R. Petta, H. Lu, and A. C. Gossard
Phys. Rev. B84, 161302R (October 2011) pdf
pdf
11.11.11
9:00am
.
  group meeting  
14.11.11 dario (MMM talk)
Coulomb Blockade Thermometry at Low Temperatures

pdf
18.11.11
9:00am
.
  group meeting  
25.11.11   dies academicus  
2.12.11
8:30am

.
martin Relaxation and Readout Visibility of a Singlet-Triplet Qubit
in an Overhauser Field Gradient

C. Barthel, J. Medford, H. Bluhm, A. Yacoby, C. M. Marcus, M. P. Hanson, and A. C. Gossard
cond-mat/1108:4210 pdf
pdf
5.12.11 tai-min (MMM talk)
The Kondo Effect in a Quantum Dot
pdf
9.12.11
9:15am
.
dorothee Mechanical cleaning of graphene
A.M. Goossens, V.E. Calado, A. Barreiro, K. Watanabe, T. Taniguchi, L.M.K. Vandersypen
cond-mat/1112:0250 pdf
pdf
16.12.11
9:15am
.
dominik Positive and negative Coulomb drag in vertically integrated one-dimensional quantum wires
D. Laroche, G. Gervais, M. P. Lilly, J. L. Reno
Nature Nanotechnology 6, 793 (October 2011) pdf
pdf
23.12.10
9:15am
.
end of lectures group meeting  
       


2011 SPRING Semester (FS2011)


date name topic link
7.1.11 dorothee Magnetoconductance Oscillations and Evidence for Fractional Quantum Hall States in Suspended Bilayer and Trilayer Graphene
W. Bao, Z. Zhao, H. Zhang, G. Liu, P. Kratz, L. Jing, J. Velasco, Jr., D. Smirnov, and C. Ning Lau
Phys. Rev. Lett. 105, 246601 (December 2010) pdf
pdf
18.1.11
Tuesday, 9:15am
kai Spin�orbit qubit in a semiconductor nanowire
S. Nadj-Perge, S. M. Frolov, E. P. A. M. Bakkers, and L. P. Kouwenhoven
Nature 468, 1084 (December 2010) pdf
pdf
28.1.11 charulata Ultralong Natural Graphene Nanoribbons and Their Electrical Conductivity
M. Moreno-Moreno, A. Castellanos-Gomez, G. Rubio-Bollinger, J. Gomez-Herrero, and N. Agrait
Small 5, 8, 924 (February 2009) pdf
pdf
4.2.11 christian Signatures of Wigner localization in epitaxially grown nanowires
L. H. Kristinsdottir, J. C. Cremon, H. A. Nilsson, H. Q. Xu, L. Samuelson, H. Linke, A. Wacker, and S. M. Reimann
Phys. Rev. B83, 041101R (January 2011) pdf
pdf
11.2.11 daniel Ultrafast optical control of entanglement between two quantum-dot spins
D. Kim, S. G. Carter, A. Greilich, A. S. Bracker and D. Gammon
Nature Physics doi:10.1038/nphys1863 (December 2010) pdf
pdf
18.2.11 florian Random telegraph photosignals in a microwave-exposed two-dimensional electron system
S. I. Dorozhkin, L. Pfeiffer, K.West, K. von Klitzing and J. H. Smet
Nature Physics doi:10.1038/nphys1895 (30 January 2011) pdf
pdf
21.2.11   Spring Semester 2011
lectures begin
 
25.2.11   group meeting  
4.3.11 dominikus Quantized Landau level spectrum and its density dependence in graphene
A. Luican, G. Li, and E. Y. Andrei
Phys. Rev. B83, 041405R (January 2011) pdf
pdf
7.3.11 daniel (MMM talk)
Charge Sensing in Semiconductor Nanostructures
pdf
11.3.11 lucas Local charge of the n=5/2 fractional quantum Hall state
Vivek Venkatachalam, Amir Yacoby, Loren Pfeiffer & Ken West
Nature 469, 185 (January 2011) pdf
pdf
18.3.11   fasnacht  
25.3.11
1:15pm, 1.09
  master thesis presentation, Susanne Baumann
How to Characterize Thin Insulating Films - A Scanning Probe Microscopy Study
pdf
1.4.11 dorothee Density of States and Zero Landau Level Probed through Capacitance of Graphene
L. A. Ponomarenko, R. Yang, R.V. Gorbachev, P. Blake, A. S. Mayorov, K. S. Novoselov, M. I. Katsnelson, and A. K. Geim
Phys. Rev. Lett. 105, 136801 (September 2010) pdf
pdf
8.4.11 dominik Disappearance of Metal-Like Behavior in GaAs Two-Dimensional Holes below 30mK
Jian Huang, J. S. Xia, D. C. Tsui, L. N. Pfeiffer, and K.W. West
Phys. Rev. Lett. 98, 226801 (June 2007) pdf
pdf
14.4.11
1:15pm
  group meeting  
18.4.11 dorothee (MMM talk)
Techniques for production of graphene ribbons with well defined edges
pdf
22.4.11   easter  
29.4.11 dario Gate-dependent spin-orbit coupling in multielectron carbon nanotubes
T. S. Jespersen, K. Grove-Rasmussen, J. Paaske, K. Muraki, T. Fujisawa, J. Nygard, and K. Flensberg
Nature Physics 7, 348 (January 2011) pdf
pdf
6.5.11 christian Conditional operation of a spin qubit
I. van Weperen, B. D. Armstrong, E. A. Laird, J. Medford, C. M. Marcus, M. P. Hanson, A. C. Gossard
arXiv:1101.5654v3 pdf
pdf
13.5.11 Thomas Feil
Wegscheider Group
   
16.5.11 dominikus (MMM talk)
Nuclear Spin Dynamics in Spin Injection Devices
pdf
20.5.11   group meeting  
27.5.11   group meeting  
3.6.11   Spring Semester 2011
end of lectures period
 
3.6.11   ascension  
10.6.11 daniel Quantum control of proximal spins using nanoscale magnetic resonance imaging
M. S. Grinolds, P. Maletinsky, S. Hong, M. D. Lukin, R. L.Walsworth, and A. Yacoby
Nature Physics advance online publication (May 15, 2011) pdf
pdf
13.6.11
Monday
  pentecost  
17.6.11 leon Emergence of the persistent spin helix in semiconductor quantum wells
J. D. Koralek, C. P. Weber, J. Orenstein, B. A. Bernevig, Shou-Cheng Zhang, S. Mack & D. D. Awschalom
Nature 458, 610 (April 2009) pdf
pdf
24.6.11 myrsini Patterning Graphene with Zigzag Edges by Self-Aligned Anisotropic Etching
Zhiwen Shi, Rong Yang, Lianchang Zhang, Yi Wang, Donghua Liu, Dongxia Shi, Enge Wang, and Guangyu Zhang
Advanced Materials, advance online publication (May 19, 2011) pdf

An Anisotropic Etching Effect in the Graphene Basal Plane
Rong Yang, Lianchang Zhang, Yi Wang, Zhiwen Shi, Dongxia Shi, Hongjun Gao, Enge Wang, and Guangyu Zhang
Advanced Materials 22, 4014 (September 2010) pdf
pdf
29.6.11
Wed 9:15am
  group meeting  
8.7.11   group meeting  
15.7.11 dominikus Tunable metal-insulator transition in double-layer graphene heterostructures
L. A. Ponomarenko, A. A. Zhukov, R. Jalil, S. V. Morozov, K. S. Novoselov, V.V. Cheianov, V.I. Falko, K. Watanabe, T. Taniguchi, A. K. Geim, R. V. Gorbachev
arXiv: 1107.0115v1 pdf
pdf
22.7.11 lucas Impact of Disorder on the 5/2 Fractional Quantum Hall State
W. Pan, N. Masuhara, N. S. Sullivan, K.W. Baldwin, K.W. West, L. N. Pfeiffer, and D. C. Tsui
Phys. Rev. Lett. 106, 206806 (May 2011) pdf
pdf
29.7.11 dorothee Observation of Long Spin-Relaxation Times in Bilayer Graphene at Room Temperature
T.- Y. Yang, J. Balakrishnan, F. Volmer, A. Avsar, M. Jaiswal, J. Samm, S. R. Ali, A. Pachoud, M. Zeng, M. Popinciuc, G. Guntherodt, B. Beschoten, and B. Ozyilmaz
Phys. Rev. Lett. 107, 047206 (July 2011) pdf
pdf
1.8.11
Monday
  independence day  
5.8.11 dominik Giant Nonlocality Near the Dirac Point in Graphene
D. A. Abanin, S. V. Morozov, L. A. Ponomarenko, R. V. Gorbachev, A. S. Mayorov, M. I. Katsnelson, Kenji Watanabe, Takashi Taniguchi, K. S. Novoselov, L. S. Levitov, A. K. Geim
Science 332, 328 (April 2011) pdf, SOM pdf
pdf
12.8.11 dario Spatially resolving edge states of chiral graphene nanoribbons
C. Tao, L. Jiao, O. V. Yazyev, Y.-C. Chen, J. Feng, X. Zhang, R. B. Capaz, J. M. Tour, A. Zettl, S. G. Louie, H. Dai, and M. F. Crommie
Nature Physics7, 616 (August 2011) pdf, SOM pdf
pdf
17.8.11
Wed 9:15am
  group meeting  
26.8.11   group meeting  


2010 FALL Semester (HS10)


date name topic link
6.8.10 dominikus lab tutorial: low T thermometry, PID pdf
13.8.10 dario master thesis presentation, Dario Maradan
"Parallel Nuclear Refrigerators for Cooling Nanoscale Samples to Microkelvin Temperatures"
pdf
20.8.10 Konstanz Conference
no group meeting
   
27.8.10 tony Adiabatic Cooling with Non-Abelian Anyons
G. Gervais and K. Yang
Phys. Rev. Lett. 105, 086801 (August 2010) pdf

Thermopower of two-dimensional electrons at filling factors v=3/2 and 5/2
W. E. Chickering, J. P. Eisenstein, L. N. Pfeiffer, and K. W. West
Phys. Rev. B81, 245319 (June 2010) pdf
pdf
3.9.10   group meeting  
10.9.10   group meeting  
17.9.10 lucas lab tutorial: vacuum: pumps, gauges, leak checker pdf
17.-19.9.10 550 year celebration
Basel main event
   
20.9.10 Fall Semester 2010
lectures begin
   
24.9.10
8:30am
dorothee lab tutorial: lock-ins measurement, preamps pdf
27.9.10 lucas (MMM talk)
Conductance Anisotropy in Nanoscale Graphite
pdf
1.10.10
8:30am
kai Spin Bottleneck in Resonant Tunneling through Double Quantum Dots with Different Zeeman Splittings
S. M. Huang, Y. Tokura, H. Akimoto, K. Kono, J. J. Lin, S. Tarucha, and K. Ono
Phys. Rev. Lett. 104, 136801 (April 2010) pdf
pdf
8.10.10
8:30am
sarah Long coherence of electron spins coupled to a nuclear spin bath
H. Bluhm, S. Foletti, I. Neder, M. Rudner, D. Mahalu, V. Umansky & A. Yacoby
arXiv:1005.2995v1 pdf
pdf
14.10.10
Thursday
9:15am
petar master thesis presentation, Petar Jurcevic
Piezo Rotator at Ultralow Temperatures in Semiconductor Nanostructures
pdf
22.10.10
8:30am
christian Single-shot readout of an electron spin in silicon
A. Morello, J. J. Pla, F. A. Zwanenburg, K. W. Chan, K. Y. Tan, H. Huebl, M. Mottonen, C. D. Nugroho1, C. Yang, J. A. van Donkelaar, A. D. C. Alves, D. N. Jamieson, C. C. Escott, L. C. L. Hollenberg, R. G. Clark and A. S. Dzurak
Nature 467, 687 (October 2010) pdf
pdf
25.10.10 tony (MMM talk)
Completion of the Basel Microkelvin Lab
pdf
29.10.10
9:15am
charulata All-Electrical Detection of the Relative Strength of Rashba and Dresselhaus Spin-Orbit Interaction in Quantum Wires
M. Scheid, M. Kohda, Y. Kunihashi, K. Richter, and J. Nitta1
Phys. Rev. Lett. 101, 266401 (December 2008) pdf
pdf
4.11.10
Thursday, 9:15am
  group meeting  
8.11.10 christian (MMM talk)
GaAs 1D wires
pdf
12.11.10
8:30am
dominik In-Situ Reduction of Charge Noise in GaAs-AlGaAs Schottky-Gated Devices
C. Buizert, F. H. L. Koppens, M. Pioro-Ladriere, H.-P. Tranitz, I. T. Vink, S. Tarucha, W. Wegscheider, and L. M. K. Vandersypen,
Phys. Rev. Lett. 101, 226603 (November 2008) pdf
pdf
19.11.10
8:30am
daniel Quantum Coherence in a One-Electron Semiconductor Charge Qubit
K. D. Petersson, J. R. Petta, H. Lu, and A. C. Gossard,
arXiv:1008.3089, pdf
pdf
25.11.10
Thursday, 9:15am
florian Simple system for locating ground loops
P. M. Bellan,
Rev. Sci. Instr. 78, 065104 (June 2007) pdf
pdf
26.11.10 dies academicus    
29.11.10 kai (MMM talk)
Nuclear magnetic ordering and polarization in solids
pdf
3.12.10
9:15am
dominikus Rippled Graphene in an In-Plane Magnetic Field: Effects of a Random Vector Potential
Mark B. Lundeberg and Joshua A. Folk,
Phys. Rev. Lett. 105, 146804 (September 2010) pdf
pdf
10.12.10
9:15am
lucas Alternation and interchange of e/4 and e/2 period interference oscillations consistent with filling factor 5/2 non-Abelian quasiparticles
R. L. Willett, L. N. Pfeiffer, and K. W. West,
Phys. Rev. B82, 205301 (November 2010) pdf
Viewpoint by K. Shtengel pdf
pdf
13.12.10 dominik (MMM talk)
Majorana Fermions - in condensed matter systems?
pdf
17.12.10
9:15am
dario Observation of neutral modes in the fractional quantum Hall regime
A. Bid, N. Ofek, H. Inoue, M. Heiblum, C. L. Kane, V. Umansky and D. Mahalu
Nature 466, 585 (July 2010) pdf
News and Views by C. Nayak pdf
pdf
23.12.10 end of semester    


2010 SPRING Semester (FS10)


date name topic link
8.1.10 florian Large anisotropy of spin-orbit interaction
in a single InAs self-assembled quantum dot

S. Takahashi, R. S. Deacon, K. Yoshida, A. Oiwa, K. Shibata, K. Hirakawa, Y. Tokura and S. Tarucha
Cont-Mat/0912:3088 pdf
pdf
15.1.10 dario Quantum Dot Behavior in Graphene Nanoconstrictions
Kathryn Todd, Hung-Tao Chou, Sami Amasha and David Goldhaber-Gordon
Nano Letters 9, 416 (2009) pdf
pdf
22.1.10 kai Confluence of resonant laser excitation and
bidirectional quantum-dot nuclear-spin polarization

C. Latta, A. H�gele, Y. Zhao, A. N. Vamivakas, P. Maletinsky, M. Kroner,
J. Dreiser, I. Carusotto, A. Badolato, D. Schuh, W.Wegscheider, M. Atature and
A. Imamoglu
Nature Physics 5, 758 (October 2009) pdf
pdf
29.1.10 dorothee Gate-defined graphene double quantum dots and excited state spectroscopy
Xing Lan Liu, Dorothee Hug, Lieven M. K. Vandersypen
Cont-Mat/0912:2229 pdf
pdf
5.2.10   group meeting  
12.2.10 charulata Gap opening in the zeroth Landau level of graphene
A. J. M. Giesbers, L. A. Ponomarenko, K. S. Novoselov, A. K. Geim, M. I. Katsnelson, J. C. Maan, and U. Zeitler,
Phys. Rev. B80, 201403R (November 2009) pdf
pdf
19.2.10 christian Nuclear Polarization in Quantum Point Contacts in an In-Plane Magnetic Field
Y. Ren, W. Yu, S. M. Frolov, J. A. Folk and W. Wegscheider
arXiv:0910.4996v2 link
pdf
26.2.10 sarah Fast sensing of double-dot charge arrangement and spin state
with an rf sensor quantum dot

C. Barthel, M. Kjaergaard, J. Medford, M. Stopa, C. M. Marcus,
M. P. Hanson, A. C. Gossard
arXiv:1001.3585 link
pdf
1.3.10 Spring Semester 2010, lectures begin    
5.3.10 lucas Conductance Anisotropy in Natural and HOPG Graphite pdf
8.3.10 dominikus (MMM talk)
Quantum Transport Measurements in Graphene Nanoribbon Quantum Dots
pdf
12.3.10 petar Electron Transport in Disordered Graphene Nanoribbons
Melinda Y. Han, Juliana C. Brant and Philip Kim,
Phys. Rev. Lett. 104, 056801 (February 2010) link
pdf
19.3.10 florian Spin States in Graphene Quantum Dots
J. Guettinger, T. Frey, C. Stampfer, T. Ihn, K. Ensslin
arXiv:1002.3771 link
pdf
26.3.10 dominikus GaAs Nuclear Spin Relaxation in All-Electrical Lateral Spin Transport Devices pdf
29.3.10 florian (MMM talk)
Inverted GaAs 2D Electron Gas in Close Proximity to InAs Quantum Dots
pdf
2.4.10 easter holiday    
9.4.10   group meeting  
12.4.10 charulata (MMM talk)
Transport and Quantum Scattering Time in GaAs/AlGaAs Heterostructure
pdf
16.4.10 tony A Coherent Beam Splitter for Electronic Spin States
J. R. Petta, H. Lu, A. C. Gossard
Science 327, 669 (February 2010) link
pdf
23.4.10 lukas master thesis presentation, Lukas Greuter
"Towards electron shuttling in a triple quantum dot"
pdf
29.4.10
Thur 11:00, 1.09
lucas master thesis presentation, Lucas Casparis
"Conductance Anisotropy in Natural and HOPG Graphite"
pdf
30.4.10   group meeting  
3.5.10 kai (MMM literature)  
7.5.10 dario Disorder-induced gap behavior in graphene nanoribbons
P. Gallagher, K. Todd, and D. Goldhaber-Gordon
Phys. Rev. B81, 115409 (March 2010) link
pdf
14.5.10 ascension    
21.5.10 dorothee Observation of a one-dimensional spin�orbit gap in a quantum wire
C. H. L. Quay, T. L. Hughes, J. A. Sulpizio, L. N. Pfeiffer, K. W. Baldwin, K. W. West, D. Goldhaber-Gordon and R. de Picciotto
Nature Physics 6, 336 (May 2010) link, supplement
pdf
28.5.10 kai Quantized Magnetic Confinement in QuantumWires
A. Tarasov, S. Hugger, Hengyi Xu, M. Cerchez, and T. Heinzel, I.V. Zozoulenko, U. Gasser-Szerer, D. Reuter and A. D. Wieck
Phys. Rev. Lett. 104, 186801 (May 2010) link
pdf
31.5.10 christian (MMM literature)
Measurement of spin-dependent conductivities in a 2D electron gas H. Ebrahimnejad, Y. Ren, S. M. Frolov, I. Adagideli, J. A. Folk, W. Wegscheider
arXiv:1005.3559
pdf
4.6.10 charulata Measuring Charge Transport in a Thin Solid Film Using Charge Sensing
K. MacLean, T. S. Mentzel, and M. A. Kaster
NanoLetters 10, 1037 (2010) link
pdf
11.6.10 christian Spin-selective Peierls transition in interacting one-dimensional conductors with spin-orbit interaction Bernd Braunecker, George I. Japaridze, Jelena Klinovaja, and Daniel Loss
arXiv:1004.0467
pdf
18.6.10 sarah Quantum ground state and single-phonon control of a mechanical resonator
A. D. O�Connell, M. Hofheinz, M. Ansmann, Radoslaw C. Bialczak, M. Lenander, Erik Lucero, M. Neeley, D. Sank, H. Wang, M. Weides, J. Wenner, John M. Martinis & A. N. Cleland
Nature 464, 697 (April 2010) link, supplement
pdf
25.6.10 no meeting    
2.7.10 dominik Gate-dependent tunneling-induced level shifts observed in carbon nanotube quantum dots
J. V. Holm, H. I. J�rgensen, K. Grove-Rasmussen, J. Paaske, K. Flensberg, and P. E. Lindelof
Phys. Rev. B77, 161406R (April 2008) link
pdf
9.7.10   group meeting  
16.7.10 florian Hybrid superconductor�semiconductor devices made from self-assembled SiGe nanocrystals on silicon
G. Katsaros1, P. Spathis, M. Stoffel, F. Fournel, M.Mongillo, V. Bouchiat, F. Lefloch, A. Rastelli, O. G. Schmidt and S. De Franceschi
Nature Nanotechnology 5, 458 (June 2010) link
pdf
23.7.10 daniel lab tutorial: electronics (passive) pdf
30.7.10 petar lab tutorial: piezo positioners pdf


2009 FALL Semester (HS09)


date name topic link
14.8.09 christian Breakdown of the nuclear-spin-temperature approach in quantum-dot demagnetization experiments
P. Maletinsky, M. Kroner and A. Imamoglu
Nature Physics 5, 407 (May 2009) pdf
pdf
21.8.09 sarah (two co-appearing letters in nature on the same topic)
Nanoscale magnetic sensing with an individual electronic spin in diamond
J. R. Maze, P. L. Stanwix, J. S. Hodges, S. Hong, J. M. Taylor, P. Cappellaro, L. Jiang, M. V. Gurudev Dutt, E. Togan, A. S. Zibrov, A. Yacoby, R. L. Walsworth & M. D. Lukin,
Nature 455, 644 (October 2008) pdf,

Nanoscale imaging magnetometry with diamond spins under ambient conditions
G. Balasubramanian, I. Y. Chan, R. Kolesov, M. Al-Hmoud, J. Tisler, C. Shin, C. Kim, A. Wojcik, P. R. Hemmer, A. Krueger, T. Hanke, A. Leitenstorfer, R. Bratschitsch, F. Jelezko & J. Wrachtrup
Nature 455, 648 (October 2008) pdf,

news and views "Virtues of Diamond defects, Michael Romalis pdf
pdf
28.8.09 no group meeting    
4.9.09 no group meeting    
11.9.09 dominikus Large-area synthesis of high-quality and uniform Graphene films on copper foils
Xuesong Li, Weiwei Cai, Jinho An, Seyoung Kim, Junghyo Nah, Dongxing Yang, Richard Piner, Aruna Velamakanni, Inhwa Jung, Emanuel Tutuc, Sanjay K. Banerjee, Luigi Colombo, Rodney S. Ruoff,
Science 324, 1312 (June 2009) pdf
pdf
14.9.09 Mon dominik (MMM talk)
Nuclear Spin Signatures in All-Electrical GaAs lateral Spin transport Devices
pdf
18.9.09 tony The quantum scattering time and its implications on scattering sources in graphene
X. Hong, K. Zou, and J. Zhu
arXiv:0909.1595, September 2009 pdf
pdf
25.9.09 dominik A Coherent Single-Hole Spin in a Semiconductor
Daniel Brunner, Brian D. Gerardot, Paul A. Dalgarno, Gunter W�st, Khaled Karrai, Nick G. Stoltz, Pierre M. Petroff, Richard J. Warburton,
Science 325, 70 (July 2009) pdf, SOM pdf

Perspectives by Kolodrubetz and Petta pdf
pdf
2.10.09 florian Using a two-dimensional electron gas to study nonequilibrium tunneling dynamics and charge storage in self-assembled quantum dots
B. Marquardt, M. Geller, A. Lorke, D. Reuter, and A. D. Wieck
Appl. Phys. Lett. 95, 022113 (July 2009) pdf
pdf
5.10.09 Mon dominik (MMM literature)
Strong Coupling between Single-Electron Tunneling and Nanomechanical Motion
G. A. Steele, A. K. H�ttel, B. Witkamp, M. Poot, H. B. Meerwaldt, L. P. Kouwenhoven, H. S. J. van der Zant,
Science 325, 1103 (August 2009) pdf, SOM pdf

Perspectives by Hone and Deshpande pdf
pdf
9.10.09 kai The nature of localization in graphene under quantum Hall conditions
J. Martin, N. Akerman, G. Ulbricht, T. Lohmann, K. von Klitzing, J. H. Smet & A. Yacoby
Nature Physics 5, 669 (July 2009) pdf
pdf
12.10.09 Mon sarah (MMM talk)
Diamond NV-centers and the nuclear environment
pdf
16.10.09 charulata Nuclear spin coherence in a quantum wire
A. C�rcoles, C. J. B. Ford, M. Pepper, G. A. C. Jones, H. E. Beere, and D. A. Ritchie
Phys. Rev. B 80, 115326 (Sept 2009) pdf
pdf
23.10.09
8:45am
dorothee Fractional quantum Hall effect and insulating phase of Dirac electrons in graphene
Xu Du, Ivan Skachko, Fabian Duerr, Adina Luican & Eva Y. Andrei
Nature 462, 192 (November 2009) pdf, SOM pdf

News and Views: "Dirac electrons broken to pieces", Alberto Morpurgo pdf

Observation of the Fractional Quantum Hall Effect in Graphene
Kirill I. Bolotin, Fereshte Ghahari, Michael D. Shulman, Horst L. Stormer, Philip Kim
arXiv:0910:2763 (October 2009) pdf
Nature 462, 196 (November 2009) pdf, SOM pdf
pdf
30.10.09 no group meeting    
2.11.09 Mon dorothee (MMM literature)
Origin of spatial charge inhomogeneity in graphene
Y. Zhang, V. W. Brar, C. Girit, Alex Zettl and M. F. Crommie
Nature Physics 5, 722 (October 2009) pdf, SOM pdf
pdf
6.11.09 christian Generation of single optical plasmons in metallic nanowires coupled to quantum dots
A. V. Akimov, A. Mukherjee, C. L. Yu, D. E. Chang, A. S. Zibrov, P. R. Hemmer, H. Park & M. D. Lukin
Nature 450, 402 (November 2007) pdf, SOM pdf
pdf
9.11.09 Mon tony (MMM talk)
Micro-Kelvin Electron Temperatures in Nano-Scale Samples
pdf
13.11.09 sarah Universal quantum control of two-electron spin quantum bits using dynamic nuclear polarization
Sandra Foletti, Hendrik Bluhm, Diana Mahalu, Vladimir Umansky and Amir Yacoby
Nature Physics 5, 903 (October 2009) pdf, SOM pdf
pdf
16.11.09 Mon dominikus (MMM literature)
Single-shot qubit readout in circuit quantum electrodynamics
F. Mallet, F. R. Ong, A. Palacios-Laloy, F. Nguyen, P. Bertet, D. Vion & D. Esteve
Nature Physics 5, 791 (November 2009) pdf
pdf
20.11.09 lucas All-electric quantum point contact spin-polarizer
P. Debray, S. M. S. Rahman, J.Wan, R. S. Newrock, M. Cahay, A. T. Ngo, S. E. Ulloa, S. T. Herbert, M. Muhammad and M. Johnson
Nature Nanotechnology 4, 759 (November 2009) pdf, SOM pdf
pdf
23.11.09 Mon dorothee (MMM talk)
Induction of a bandgap in single- and bilayer graphene
pdf
27.11.09 dies academicus    
4.12.09 dominikus Spin-resolved quantum interference in graphene
Mark B. Lundeberg and Joshua A. Folk
Nature Physics 5, 894 (December 2009) pdf, SOM pdf
pdf
7.12.09 Mon tony (MMM literature)
Non-equilibrium edge channel spectroscopy in the integer quantum Hall regime
C. Altimiras, H. le Sueur, U. Gennser, A. Cavanna, D. Mailly and F. Pierre
Nature Physics 6, 34 (December 2009)
pdf
11.12.09 dominik Transition between Electron Localization and Antilocalization in Graphene
F.V. Tikhonenko, A. A. Kozikov, A. K. Savchenko, and R.V. Gorbachev
Phys. Rev. Lett. 103, 226801 (November 2009) pdf
pdf
18.12.09 tony Cooper pair splitter realized in a two-quantum-dot Y junction
L. Hofstetter, S. Csonka, J. Nygard, and C. Schönenberger
Nature 461, 960 (October 2009) pdf, SOM pdf, News and Views ...
pdf


2009 SPRING Semester (FS09)


date name topic link
9.1.09 raphael Quantum Hall conductance of two-terminal graphene devices
J. R. Williams, D. A. Abanin, L. DiCarlo, L. S. Levitov, and C. M. Marcus
arXiv:0810.3397v1
pdf
13.1.09 Tue adrian master thesis presentation, Adrian Renfer
"Fabrication and Characterization of Inverted GaAs/AlGaAs Heterostructures with Embedded InAs Wetting Layer"
pdf
14-16.1.09   Nano in the Snow, Eigergletscher link
23.1.09 dario semester thesis presentation, Dario Maradan
"Design and Fabrication of a Sample Holder for sub-mK Temperatures"
pdf
30.1.09 florian Quantum dots as tunable scatterers for 2D- and 1D-electron systems
B. Marquardt, M. Russ, A. Lorke, C. Meier, D. Reuter, A. D. Wieck
Physica E40, 2075 (2008). pdf

One-Electron Spin-Dependent Transport in Split-Gate Structures Containing Self-Organized InAs Quantum Dots
E. E. Vdovin, Yu. N. Khanin, P. L. Shabel�nikova, A. Levin, L. Eaves, S. V. Dubonos and M. Henini
Nanostructures and Low Dimensional Systems 105, 145 (2007). pdf
pdf
6.2.09 tony Distinct Signatures For Coulomb Blockade and Aharonov-Bohm Interference in Electronic Fabry-Perot Interferometers
Yiming Zhang, D. T. McClure, E. M. Levenson-Falk, C. M. Marcus, L. N. Pfeiffer, and K. W. West
arXiv:0901.0127
pdf
10.2.09 Tue   Quentin Le Masne, Saclay  
13.2.09 charulata Effect of parallel magnetic field on the zero-differential resistance state
N. Romero, S. McHugh, M. P. Sarachik, and S. A. Vitkalov, A. A. Bykov
Phys. Rev. B78, 153311 (2008). pdf
pdf
16.2.08 Mon florian (MMM talk)
Towards Quantum Transport Measurements on Individual Self-Assembled Quantum Dots
pdf
16.2.08 Mon kai (MMM literature)
Nature of the Spin Transition in the Half-filled Landau Level
Y. Q. Li, V. Umansky, K. von Klitzing, and J. H. Smet
Phys. Rev. Lett. 102, 046803 (2009). pdf
pdf
20.2.09 gino semester thesis presentation, Gino Guenzburger
Ebeam writing with Proximity Correction
pdf (17 MB)
23.2.08 Mon christian (MMM literature)
Gate-defined quantum-dot devices realized in InGaAs/InP by incorporating a HfO2 layer as gate dielectric
Jie Sun, Marcus Larsson, Ivan Maximov, Hilde Hardtdegen, and H. Q. Xu
App. Phys. Lett. 94, 042114 (2009). pdf
pdf
27.2.09 meeting, no talk  
6.3.09   no meeting  
9.3.09 Mon sarah (MMM literature)
Locking electron spins into magnetic resonance by electron-nuclear feedback
I.T. Vink, K.C. Nowack, F.H.L. Koppens, J. Danon, Yu.V. Nazarov, L.M.K. Vandersypen
arXiv:0902.2659
pdf
13.3.09 dorothee master thesis presentation, Dorothee Hug pdf
20.3.09 kristine Suppressing Spin Qubit Dephasing by Nuclear State Preparation
D. J. Reilly, J. M. Taylor, J. R. Petta, C. M. Marcus, M. P. Hanson, A. C. Gossard
Science 321, 817 (Aug 2008). pdf, SOM
pdf
23.3.09 Mon kai (MMM talk)
Microchips meet Atomic Gases
pdf
24.3.09 Tue
10:15am, 1.09
tobias master thesis presentation, Tobias Bandi pdf
27.3.09, 9:15am   group meeting, no talk  
30.3.09 Mon florian (MMM literature)
High Quality Graphenes via a Facile Quenching Method for Field Effect Transistors
Y. B. Tang, C. S. Lee, Z. H. Chen, G. D. Yuan, Z. H. Kang, L. B. Luo, H. S. Song, Y. Liu, Z. B. He, W. J. Zhang, I. Bello, S. T. Lee,
Nano Letters 9, 1374 (Mar 2009). pdf,
pdf
3.4.09   no group meeting, Microkelvin Network Kick-off meeting, Helsinki  
7.4.09, Tue
11:30am, 1.09
dominikus talk only
Transport and elastic scattering times as probes of the nature of impurity scattering in single and bilayer graphene
M. Monteverde, C. Ojeda-Aristizabal, R.Weil, M. Ferrier, S. Gueron, H. Bouchiat, and J.N. Fuchs, D. Maslov
arXiv:0903.3285v2
pdf
10.4.09 easter    
17.4.09 sarah Rapid Single-Shot Measurement of a Singlet-Triplet Qubit
C. Barthel, D. J. Reilly, C. M. Marcus, M. P. Hanson, and A. C. Gossard
arXiv:0902.0227v1
pdf
20.4.09 Mon charulata (MMM literature)
Aharonov-Bohm effect in a side-gated graphene ring
F. Molitor, M. Huefner, A. Jacobsen, A. Pioda, C. Stampfer, K. Ensslin, T. Ihn
arXiv:0904.1364
pdf
24.4.09 kai Current-induced nuclear-spin activation in a two-dimensional electron gas
C.R. Dean, B.A. Piot, G. Gervais, L.N. Pfeiffer, K.W. West
arXiv:0904.3405v1
pdf
27.4.09 Mon christian (MMM talk)
Spin-Orbit Interaction in GaAs/AlGaAs heterostructures
pdf
30.4.09 Thur
9:15am, 1.09
group meeting only, no talk  
1.5.09 1st of May    
8.5.09 dominik Z Delocalization by Disorder in Layered Systems
D. L. Maslov, V. I. Yudson, A. M. Somoza, M. Ortu�o
arXiv:0902.4847v1
pdf
15.5.09 group meeting    
20.5.09 Wed
9:15, 1.09
conference talk
Delft: christian
Miniature Cryogenic Microwave Filters / Heat Sinks pdf
21./22.5.09
Thur/Fri
ascension    
27.5.09 Wed
9:15am, 1.09
dominic giss Electronic Refrigeration of a Two-Dimensional Electron Gas
J. R. Prance, C. G. Smith, J. P. Griffiths, S. J. Chorley, D. Anderson, G. A. C. Jones, I. Farrer, and D. A. Ritchie
Phys. Rev. Lett. 102, 146602 (2009). pdf
Viewpoint by J. Petta, Physics 2, 27 (2009) pdf
pdf
29.-31.5.09 FNST Harvard meeting    
1.6.09 Mon pentecost    
5.6.09 conference talks
EUCOR/SwissNano2009
florian, kai
   
9.6.09 EUCOR Mulhouse    
11. & 12.6.09 Swiss Nano 2009    
14. - 16.6.09 Monte Verita    
19.6.09 group meeting    
26.6.09 sandro master thesis presentation, Sandro Erni
Development of a Low-Field Overhauser Enhanced
Magnetic Resonance Imaging System
pdf
3.7.09 tony Measurement of filling factor 5/2 quasiparticle interference with observation of charge e/4 and e/2 period oscillations
R. L. Willett, L. N. Pfeiffer, and K. W. West
PNAS 106, 8853 (2009). pdf, supplement pdf
pdf
10.7.09 dominic giss semester thesis presentation, Dominic Giss
Miniature Cryogenic Microwave Filters
pdf
16.7.09 Thur
11:00, 1.09
raphael master thesis presentation, Raphael Wagner
G-factor, Effective Mass and Spin Susceptibility of an 2D Electron Gas
pdf
17.7.09
1.30pm, 1.09
lukas Ultrasmall silicon quantum dots
F. A. Zwanenburg, A. A. van Loon, G. A. Steele, C. E. W. M. van Rijmenam, T. Balder, Y. Fang, C. M. Lieber, and L. P. Kouwenhoven
JAP 105 124314 (2009) pdf
pdf
24.7.09 charulata Tunable few-electron double quantum dots and Klein tunnelling in ultraclean carbon nanotubes
G. A. Steele, G. Gotz and L. P. Kouwenhoven
Nature Nanotechnology 4, 363 (April 2009) pdf
pdf
31.7.09 lukas semester thesis presentation, Lukas Greuter
Comparison of two different ohmic contact fabrication recipes
pdf
7.8.09 dorothee Direct observation of a widely tunable bandgap in bilayer graphene
Yuanbo Zhang, Tsung-Ta Tang, Caglar Girit, Zhao Hao, Michael C. Martin,
Alex Zettl, Michael F. Crommie, Y. Ron Shen, Feng Wang
Nature 459, 820 (June 2009) pdf, SOM pdf
pdf


2008 FALL Semester (HS08)


date name topic link
5.9.08 tony Spin blockade and lifetime-enhanced transport in a few-electron Si/SiGe double quantum dot
N. Shaji, C. B. Simmons, M. Thalakulam, L. J. Klein, H. Qin, H. Luo, D. E. Savage, M. G. Lagally, A. J. Rimberg, R. Joynt, M. Friesen, R. H. Blick, S. N. Coppersmith and M. A. Eriksson
Nature Physics 4, 540 (June 2008), pdf
pdf
12.9.08   no group meeting
17.9.08 Wed group meeting, lab cleanup
19.9.08   group meeting, no talk (UniNacht 2008, 4pm to 2am)  
26.9.08 charulata Photo-current and photo-voltage oscillations in the two-dimensional electron system: screening and "anti-screening" of a potential profile
S. I. Dorozhkin, I. V. Pechenezhskiy, L. N. Pfeiffer, K. W. West, V. Umansky, K. von Klitzing, J. H. Smet
arXiv:0807.0153v1
pdf
29.9.08 tony (MMM talk)
Electron Temperatures in Mesoscopic Systems
pdf
29.9.08 dominikus (MMM literature)
Polarization-switchable single photon source using the Stark effect
M. T. Rakher, N. G. Stoltz, L. A. Coldren, P. M. Petroff, and D. Bouwmeester,
App. Phys. Lett. 93, 091118 (Sept 2008), pdf
pdf
3.10.08 kristine Quantum Spin Hall Insulator State in HgTe Quantum Wells
M. König, S. Wiedmann, C. Brune, A. Roth, H. Buhmann, L. W. Molenkamp, X.-L. Qi, S.-C. Zhang,
Science 318, 766 (Nov 2007), pdf
pdf
10.10.08 kai The annealing mechanism of AuGe/Ni/Au ohmic contacts to a two-dimensional electron gas in GaAs/AlxGa1..xAs heterostructures
E. J. Koop, M. J. Iqbal, F. Limbach, M. Boute, B. J. van Wees, D. Reuter, A. D. Wieck, B. J. Kooi, and C. H. van der Wal
arXiv:0809.0928v1
pdf
13.10.08 dominikus (MMM talk)
Quantum Confinement in Graphene

pdf
17.10.08 florian Optically induced transport properties of freely suspended semiconductor submicron channels
C. Rossler, K.-D. Hof, S. Manus, S. Ludwig, J. P. Kotthaus, J. Simon, A. W. Holleitner, D. Schuh, W. Wegscheider
arXiv:0805.2230v1
pdf
24.10.08 adrian Dynamic photoconductive gain effect in shallow-etched AlGaAs/GaAs quantum wires
K.-D. Hof, C. Rossler, S. Manus, J. P. Kotthaus, A. W. Holleitner, D. Schuh, W. Wegscheider
arXiv:0806.1110
pdf
27.10.08 kristine (MMM literature)
Enhancing Electron Transport in Si:P delta doped devices by rapid thermal anneal
pdf
31.10.08 dominikus Giant phonon-induced conductance in scanning tunneling spectroscopy of gate-tunable graphene
Y. ZHANG, V. W. BRAR, F. WANG, C. GIRIT, Y. YAYON, M. PANLASIGUI, A. ZETTL AND M. F. CROMMIE
Nature Physics 4, 627 (Aug 2008), pdf
pdf
7.11.08 sarah Detecting single-electron tunneling involving virtual processes in real time
S. Gustavsson, M. Studer, R. Leturcq, T. Ihn, and K. Ensslin, D. C. Driscoll and A. C. Gossard
Phys. Rev. B68, 155309 (Oct 2008), pdf
pdf
10.11.08 charulata (MMM talk)
Recent Experimental Observations of the Effect of Electron Interactions in 2DEGs
pdf
14.11.08 christian Symmetry and Spin Dephasing in (110)-Grown Quantum Wells
V.V. Bel�kov, P. Olbrich, S. A. Tarasenko, D. Schuh, W. Wegscheider, T. Korn, C. Schu�ller, D. Weiss, W. Prettl, and S. D. Ganichev
Phys. Rev. Lett 100, 176806 (May 2008), pdf
pdf
21.11.08 tobias Quantum phase transition in a single-molecule quantum dot
N. Roch, S. Florens, V. Bouchiat, W. Wernsdorfer, and F. Balestro
Nature 453, 633 (May 2008), pdf
pdf
28.11.08   dies academicus, no group meeting  
5.12.08 dario Electron-nuclear interaction in 13C nanotube double quantum dots
H. O. H. Churchill, A. J. Bestwick, J. W. Harlow, F. Kuemmeth, D. Marcos, C. H. Stwertka, S. K. Watson, and C. M. Marcus
arXiv:0811.3236v1 pdf
pdf
8.12.08 kristine (MMM talk)
Recent Advances in Spin Qubits
pdf
12.12.08 dominik Nuclear Magnetism and Electronic Order in 13C Nanotubes
Bernd Braunecker, Pascal Simon, Daniel Loss
arXiv:0808.1685v1 pdf
pdf
19.12.08 group meeting, lab cleanup  


2008 Spring Semester


date name topic link
jan 6-8, 08   FNST workshop (NSEC network)  
18.1.08 bahram The Dynamic Nuclear Environment in a Double Quantum Dot,
Reilly, Taylor, Laird, Petta, Marcus, Hanson, Gossard,
cond-mat/0607110 pdf
pdf
25.1.08 florian Lateral electron tunneling through single self-assembled InAs quantum dots coupled to superconducting nanogap electrodes,
Shibata, Buizert, Oiwa, Hirakawa and Tarucha
App. Phys. Lett. 91, 112102 (2007). pdf
pdf
1.2.08 kai Large Nuclear Overhauser Fields Detected in Vertically Coupled Double Quantum Dots,
Baugh, Kitamura, Ono and Tarucha
Phys. Rev. Lett. 99, 96085 (2007). pdf
pdf
8.2.08 dominik Optical pumping of a single hole spin in a quantum dot,
Gerardot, Brunner, Dalgarno, Ohberg, Seidel, Kroner, Karrai, Stoltz, Petroff and Warburton,
Nature 451, 441 (2008). pdf
 
15.2.08   group meeting  
18.2.08
monday
kai (MMM literature) pdf
22.2.08   group meeting  
29.2.08 charulata Fermi-Edge Singularity of Spin-Polarized Electrons,
Plochocka-Polack, Groshaus, Rappaport, Umansky, Gallais, Pinczuk, Bar-Joseph,
Phys. Rev. Lett. 98, 186810 (2007) pdf
pdf
3.3.08
monday
sarah (MMM literature) pdf
7.3.08 kristine Two path transport measurements on a triple quantum dot,
Rogge and Haug,
cond-mat/0707.2058 pdf
pdf
10.3.08 charulata (MMM literature) pdf
14.3.08   group meeting  
21-24.3.08   EASTER  
28.3.08   group meeting  
4.4.08   group meeting  
11.4.08 dominik Quasiparticle Tunneling in the Fractional Quantum Hall State at 5/2
Radu, Miller, Marcus, Kastner, Pfeiffer, West,
cond-mat/0803.3530 pdf, Supporting Online Material pdf
pdf
18.4.08 dominikus Chaotic Dirac billiard in graphene quantum dots
Ponomarenko, Schedin, Katsnelson, Yang, Hill, Novoselov, Geim
cond-mat/0801.0160 pdf
pdf
25.4.08 tobias semester project presentation, Tobias Bandi
Determination of Surface Areas by the BET Method
Brunauer, Emmet and Teller, JACS Feb 1938 pdf
pdf
30.4.08
wednesday
  group meeting  
2.5.08   holiday (friday after ascension)  
5.5.08
monday
dominik (MMM talk)
Fractional Quantum Hall Effect at ν=5/2 and Non-Abelian Physics
pdf
9.5.08 gregor Coupling of spin and orbital motion of electrons in carbon nanotubes,
Kuemmeth, Ilani, Ralph and McEuen, Nature 452, 448 (2008) pdf
pdf
16.5.08   Workshop on Quantum Phenomena and Information:
From Atomic to Mesoscopic Systems
, TRIESTE, no group meeting
 
23.5.08 tony Spin-echo of a single electron spin in a quantum dot,
Koppens, Nowack, Vandersypen, cond-mat/0711.0479 pdf
pdf
26.5.08
monday
  Condensed Matter Seminar: Caspar Van der Wal  
30.5.08 florian S masters thesis presentation, Florian Schweizer
"Transport and Charge Sensing Experiments in a Few Electron Quantum Dot"
pdf
2.6.08
monday
sarah (MMM talk) Hole Spin Relaxation in Self-Assembles Quantum Dots pdf
6.6.08   DAVOS meeting, no group meeting  
9.6.08
monday
dominik (MMM literature)  
13.6.08   group meeting  
20.6.08 kai Telegraph Noise in Coupled Quantum Dot Circuits Induced by a Quantum Point Contact,
Taubert, Pioro-Ladriere, Schroer, Harbusch, Sachrajda, Ludwig,
Phys. Rev. Lett. 100, 176805 (2008) pdf
pdf
27.6.08 group meeting  
4.7.08 florian D masters thesis presentation, Florian Dettwiler
Fabrication of Hybrid Lateral Self-Assembled Nanostructures
pdf
11.7.08   group meeting  
18.7.08   group meeting  
25.7.08   group meeting  
1.8.08   independence day  
5.8.08
1:30pm, 1.09
dorothee Giant Intrinsic Carrier Mobilities in Graphene and Its Bilayer,
Morozov, Novoselov, Katsnelson, Schedin, Elias, Jaszczak, and Geim
Phys. Rev. Lett. 100, 016602 (2008) pdf
pdf
8.8.08
9:15am
sarah Hole - Nuclear Spin Interaction in Quantum Dots,
B. Eble, C. Testelin, P. Desfonds, F. Bernardot, A. Balocchi, T. Amand, A. Miard, A. Lemaitre, X. Marie, and M. Chamarro
arXiv:0807.0968v2, pdf
pdf
14.8.
9:15am, 1.09
  group meeting  
14.-17.8.   ULT 2008, RHUL  
22.8.08 petar semester project presentation, Petar Jurcevic
3-axis Vector Magnet: Construction and Characterization of Split Coils at RT
pdf
29.8.08 dominik Electrically Driven Single Electron Spin Resonance in a Slanting Zeeman Field
M. Pioro-Ladriere, T. Obata, Y. Tokura, Y.-S. Shin, T. Kubo, K. Yoshida, T. Taniyama and S. Tarucha
arXiv:0805.1083, pdf
pdf


2007 Fall Semester


date name topic link
1.10.07
monday
dominik (MMM liter.) Quantum hall effect in graphene gate-controlled pn-junction
Williams, Di Carlo, Marcus, Science 317, 638 (2007) link
Abanin, Levitov, Science ibid., link
pdf
5.10.07 dominik Polarization and dynamic cooling of nuclear spins in double quantum dots,
Rudner, Levitov, PRL99, 36602 (2007) link
pdf
12.10.07 florian vector network analyzers, transmission lines (Pozar, Agilent) pdf
19.10.07 sarah plasma etching (RIE) pdf
29.10.07
monday
charulata (MMM 45min talk) spin susceptibility in 2DEGs pdf
2.11.07 bahram Hyperfine-mediated gate-driven electron spin resonance,
Laird, Barthel, Rashba, Marcus, Hanson, Gossard, Cond-Mat/0707.0557 link
pdf
9.11.07 charulata Coherent control of a single electron spin with electric fields,
Nowack, Koppens, Nazarov, Vandersypen, Science Nov 1, 2007 link
pdf
12.11.07
monday
kai (MMM 45min talk) fast charge readout pdf
16.11.07 sandro Measurement of Rashba and Dresselhaus spin-orbit magnetic fields,
Meier, Salis, Shorubalko, et al., Nature Physics 3, 650 (Sep 2007) link
pdf
23.11.07 florian Electrical control of spin relaxation in a quantum dot,
Amasha, MacLean, Radu, et al., cond-mat/0709.1730 pdf
Measurements of spin relaxation at low magnetic fields in a quantum dot,
Amasha, MacLean, Radu, et al., cond-mat/0607110 pdf
pdf
30.11.07 dies academicus  
3.12.07
monday
bahram (MMM 45min talk) SiGe quantum dots pdf
7.12.07 kai heat transfer at cryogenic temperatures (J. Ekin, Chapter 2) pdf
14.12.07 charulata Interference between two indistingui. Electrons from independent sources
Neder, Ofek, Chung, Heiblum, Mahalu & Umansky,
Nature 448, 333 (July 2007) pdf
News & Views from M. Kindermann, pdf
pdf
21.12.07 sarah Dynamic Nuclear Polarization with Single Electron Spins,
Petta, Taylor, Johnson, Yakoby, Lukin, Marcus, Hanson, Gossard,
cond-mat/0709.0920v2 pdf
pdf
    HOLIDAYS  
jan 6-8, 08   FNST workshop (NSEC network)  


2007 summer semester


date name topic link
26.1.07 dominik Introduction to data acquisition and experiment control in IGOR  
5.2.07 kai Beyond Milli-Kelvin talk: pdf
teferences: Frossati's review: pdf
Pickett's review: pdf
9.2.07 sarah RF techniques  
16.2.07 kai Magnetic fields pdf
9.3.07 charulata Lab electronics pdf
14.4.07 dominik Oscillations in a Quantum Dot in the Quantum Hall Regime, part I  
21.4.07 dominik Oscillations in a Quantum Dot in the Quantum Hall Regime, part II  
11.5.07 kai Anisotropy of Spin Splitting and Spin Relaxation
(PRL95, 76603 and PRB71, 205324)
 
25.5.07 sarah Charge Sensing
(APL 85, 4394 and PRL96, 176601)
pdf
1.6.07 charulata Three Lead Kondo Spectroscopy
(PRB73, 81309, PRL97, 166802)
pdf
18.6.07 sarah Spin Qubits pdf


2006 winter semester


date name topic link
29.9.06 Gufei MBE, 2DEG's pdf
6.10.06 Kai Vacuum techniques Talk: pdf
Reference: pdf
13.10.06 Ahmed fabrication I pdf
20.10.06 Charulata fabrication II pdf
27.10.06 Kai MOSFET fabrication pdf
3.11.06 Charulata Low T methods (1K to 300K) pdf
17.11.06 Ahmed Low T methods (mK to 1K) pdf
27.11.06 Ahmed Kondo effect in nanostructures pdf
8.12.06 Kai Noise pdf
15.12.06 Florian Lock-ins pdf
18.12.06 Charulata Fermi Edge Singularities: An Introduction pdf