Setup of XLD XLD mixing chamber plate XLD connection to sample Liquid nitrogen XLD MCK gas handling system XLD sample stage Double dot device Double quantum dot device Topgated double dot device Meetings Optical Mask Clean Room Liquid Nitrogen Measurement Setup Safety equipment Turbo Pump Pressure Gage Part of a Cold Finger Part of a Cold Finger Part of a Cold Finger Control Panel Dilution Refrigerator Measuring Measurement Setup Measurement Instrument Results Gas Outlet