Quantum Coherence Lab

Zumbühl Group

 
 

L. C. Camenzind, L. Yu, P. Stano, J. Zimmermann, A. C. Gossard, D. Loss and D. M. Zumbühl
"Hyperfine-phonon spin relaxation in a single-electron GaAs quantum dot"
submitted Nov 4, 2017, arxiv:1711.01474, manuscript pdf, supporting material pdf

M. Palma, C. P. Scheller, D. Maradan, A. V. Feshchenko, M. Meschke, and D. M. Zumbühl
"On-and-off chip cooling of a Coulomb blockade thermometer down to 2.8 mK"
,
submitted Aug 30, 2017, arxiv:1708.09491, manuscript pdf, supporting material pdf

L. Casparis, A. Fuhrer, D. Hug, D. Kölbl, and D. M. Zumbühl
"Evidence for Disorder Induced Delocalization in Graphite", 
submitted Mar 16, 2017, arxiv:1301.2727v2, manuscript pdf, supporting materials pdf

D. Hug, S. Zihlmann, M. K. Rehmann, Y. B. Kalyoncu, T. N. Camenzind, L. Marot, K. Watanabe, T. Taniguchi, and D. M. Zumbühl
"Anisotropic Etching of Graphite and Graphene in a Remote Hydrogen Plasma", 
npj 2D Materials and Applications 1, 21 (2017), manuscript pdf, supporting materials pdf

Editors pick: M. Palma, D. Maradan, L. Casparis, T.-M. Liu, F. Froning, D. M. Zumbühl
"Magnetic cooling for microkelvin nanoelectronics on a cryofree platform", 
Rev. Sci. Instr. 88, 043902 (2017), manuscript pdf, supporting materials pdf

F. Dettwiler, J. Fu, S. Mack, P. J. Weigele, J. C. Egues, D. D. Awschalom and D. M. Zumbühl
"Stretchable persistent spin helices in GaAs quantum wells",
Phys. Rev. X 7, 031010 (2017), manuscript pdf, supporting material pdf
UniNews 19.07.2017: Manipulation des Elektonenspins ohne Informationsverlust

D. E. F. Biesinger, C. P. Scheller, B. Braunecker, J. Zimmerman, A. C. Gossard, D. M. Zumbühl
"Intrinsic Metastabilities in the Charge Configuration of a Double Quantum Dot", 
Phys. Rev. Lett. 115, 106804 (September 2015). pdf, supplementary pdf
UniNews 7.9.2015: "Manipulating Electron Spins Without Loss of Informaion"

A. V. Feshchenko, L. Casparis, I. M. Khaymovich, D. Maradan, O.-P. Saira, M. Palma, M. Meschke, J. P. Pekola, and D. M. Zumbühl
"Tunnel junction thermometry down to millikelvin temperatures", 
Phys. Rev. Appl. 4, 034001 (September 2015). pdf
APS Physics Synopsis: On-Chip Thermometer

C. P. Scheller, B. Braunecker, D. Loss, and D. M. Zumbühl
"Spontaneous Helical Order of Electron and Nuclear Spins in a Luttinger Liquid", 
SPS Progress in Physics 44, 23 (Sep 2014) linkpdf

F. Dettwiler, P. Fallahi, D. Scholz, E. Reiger, D. Schuh, A. Badolato, W. Wegscheider, and D. M. Zumbühl
"Hybrid Quantum Dot-2D Electron Gas Devices for Coherent Optoelectronics", 
arxiv:1403.7775, manuscript pdf

C. P. Scheller, S. Heizmann, K. Bedner, D. Giss, M. Meschke, D. M. Zumbühl, J. D. Zimmerman, and A. C. Gossard
"Silver-Epoxy Microwave Filters and Thermalizers for Millikelvin Experiments", 
Appl. Phys. Lett. 104, 211106 (May 2014, open access). pdf, supporting materials pdf

F. Dettwiler, J. Fu, S. Mack, P. J. Weigele, J. C. Egues, D. D. Awschalom, and D. M. Zumbühl
"Electrical spin protection and manipulation via gate-locked spin-orbit fields", 
arxiv:1403.3518, manuscript pdf, supporting materials pdf

Editors suggestion: C. P. Scheller, T.-M. Liu, G. Barak, A. Yacoby, L. N. Pfeiffer, K. W. West, and D. M. Zumbühl"Possible Evidence for Helical Nuclear Spin Order in GaAs Quantum Wires", 
Phys. Rev. Lett. 112, 066801 (February 2014). pdf

UniNews 11.2.2014: Helical electron and nuclear spin order in quantum wires
Physics World article 21.2.14: Ordering electron and nuclear spins in quantum wires
Physik Journal 4/2014: Brennpunkt "Spins in Spiralform?", by A. Holleitner, TU Munich

D. Maradan, L. Casparis, T.-M. Liu, D. E. F. Biesinger, C. P. Scheller, D. M. Zumbühl, J. Zimmerman, and A. C. Gossard
"GaAs Quantum Dot Thermometry Using Direct Transport and Charge Sensing", 
Journal of Low Temperature Physics 175, 784 (April 2014, open access), pdf

D. Kölbl, D. M. Zumbühl
"Transport spectroscopy of disordered graphene quantum dots etched into a single graphene flake", 
submitted Dec 18, 2012, arxiv:1307.8163pdf

B. Eren, D. Hug, L. Marot, R. Pawlak, M. Kisiel, R. Steiner, D. M. Zumbühl, and E. Meyer
"Pure hydrogen low-temperature plasma exposure of HOPG and graphene: Graphane formation?", 
Beilstein Journal of Nanotechnology 3, 852 (2012). pdf

L. Casparis, M. Meschke, D. Maradan, A. C. Clark, C. Scheller, K. K. Schwarzwälder, J. P. Pekola and D. M. Zumbühl
"Metallic Coulomb Blockade Thermometry down to 10 mK and below", 
Rev. Sci. Instr. 83, 083903 (2012). pdf
UniNews 29.8.2012: Unerwartete Kühleffekte rücken Quantencomputer näher

Editors suggestion: D. Kölbl, D. M. Zumbühl, A. Fuhrer, G. Salis, and S. F. Alvarado
"Breakdown of the Korringa Law of Nuclear Spin Relaxation in Metallic GaAs", 
Phys. Rev. Lett. 109, 086601 (2012). pdf
UniNews 29.8.2012: Unerwartete Kühleffekte rücken Quantencomputer näher

A. C. Clark, K. K. Schwarzwälder, T. Bandi, D. Maradan, D. M. Zumbühl
"Method for Cooling Nanostructures to Microkelvin Temperatures", 
Rev. Sci. Instr. 81, 103904 (2010). pdf

S. Amasha, K. MacLean, I. P. Radu, D. M. Zumbühl, M. A. Kastner, M. P. Hanson and A. C. Gossard,
"Spin-Dependent Tunneling of Single Electrons into an Empty Quantum Dot", 
Phys. Rev. B78, 041306R (2008). pdf

S. Amasha, K. MacLean, I. P. Radu, D. M. Zumbühl, M. A. Kastner, M. P. Hanson and A. C. Gossard, 
"Electrical Control of Spin Relaxation in a Quantum Dot ", 
Phys. Rev. Lett. 100, 046803 (2008). pdf
UniNews 31.1.2008: Stabile Elektronen-Spins rücken Quantencomputer in greifbare Nähe

J. B. Miller, I. Radu, D. M. Zumbühl, E. M. Levenson-Falk, M. A. Kastner, C. M. Marcus, L. N. Pfeiffer and K. W. West,
"Fractional Quantum Hall Effect in a Quantum Point Contact at Filling Fraction 5/2", 
Nature Physics 3, 561 (2007). pdf
UniNews 19.7.2007: Experiment rückt topologischem Quantenrechner einen Schritt näher

K. MacLean, S. Amasha, I. P. Radu, D. M. Zumbühl, M. A. Kastner, M. P. Hanson and A. C. Gossard, 
"Energy Dependent Tunneling in a Quantum Dot", 
Phys. Rev. Lett. 98, 36802 (2007). pdf

S. Amasha, K. MacLean, I. P. Radu, D. M. Zumbühl, M. A. Kastner, M. P. Hanson and A. C. Gossard, 
"Measurements of the spin relaxation rate at low magnetic fields in a quantum dot", 
cond-mat/0607110. pdf

Ian J. Gelfand, S. Amasha, D. M. Zumbühl, M. A. Kastner, C. Kadow and A. C. Gossard
"Suface-gated quantum Hall effect in an InAs heterostructure", 
App. Phys. Lett. 88, 252105 (2006). pdf

https://zumbuhllab.unibas.ch/pdf/publications/GelfandAPL88_252105.pdf

S. Amasha, K. MacLean, I. P. Radu, D. M. Zumbühl, M. A. Kastner, M. P. Hanson and A. C. Gossard, 
"Toward the manipulation of a single spin in an AlGaAs/GaAs single electron transistor", 
Proc. SPIE 6244, 624419 (2006) pdf

D. M. Zumbühl, C. M. Marcus, M. P. Hanson and A. C. Gossard, 
"Asymmetry of Nonlinear Transport and Electron Interactions in Quantum Dots", 
Phys. Rev. Lett. 96, 206802 (2006). pdf

D. M. Zumbühl, J. B. Miller, D. Goldhaber-Gordon, C. M. Marcus, J. S. Harris, Jr., K. Campman and A. C. Gossard, 
"Conductance Fluctuations and partially broken Spin Symmetries in Quantum Dots", 
Phys. Rev. B72, 081305 (2005). pdf

D. M. Zumbühl, C. M. Marcus, M. P. Hanson and A. C. Gossard, 
"Cotunneling Spectroscopy in Few-Electron Quantum Dots", 
Phys. Rev. Lett. 93, 256801 (2004). pdf

D. M. Zumbühl, Ph. D. Thesis, Harvard University, 
"Coherence and Spin in GaAs Quantum Dots" (2004). pdf

D. M. Zumbühl, J. B. Miller, C. M. Marcus, V. I. Fal'ko, T. Jungwirth and J. S. Harris, Jr. , 
"Orbital Effects of In-Plane Magnetic Fields Probed by Mesoscopic Conductance Fluctuations", 
Phys. Rev. B69, 121305 (2004). pdf

J. B. Miller, D. M. Zumbühl, C. M. Marcus, Y. B. Lyanda-Geller, G. Goldhaber-Gordon, K. Campman and A. C. Gossard, 
"Gate-Controlled Spin-Orbit Quantum Interference Effects In Lateral Transport", 
Phys. Rev. Lett. 90, 076807 (2003). pdf

D. M. Zumbühl, J. B. Miller, C. M. Marcus, K. Campman and A. C. Gossard, 
"Spin-Orbit Coupling, Antilocalization and Parallel Magnetic fields in Quantum Dots", 
Phys. Rev. Lett. 89, 276803 (2002). pdf

F. X. Kärtner, D. M. Zumbühl and N. Matuschek, 
"Turbulence in Mode-Locked Lasers", 
Phys. Rev. Lett. 82, 4428 (1999). pdf