Progress in cooling nanoelectronic devices to ultra-low temperatures
AT Jones, CP Scheller, JR Prance, YB Kalyoncu… - Journal of low …, 2020 - Springer
Here we review recent progress in cooling micro-/nanoelectronic devices significantly below
10 mK. A number of groups worldwide are working to produce sub-millikelvin on-chip …
10 mK. A number of groups worldwide are working to produce sub-millikelvin on-chip …
Hyperfine-phonon spin relaxation in a single-electron GaAs quantum dot
Understanding and control of the spin relaxation time T 1 is among the key challenges for
spin-based qubits. A larger T 1 is generally favored, setting the fundamental upper limit to …
spin-based qubits. A larger T 1 is generally favored, setting the fundamental upper limit to …
-periodic supercurrent tuned by an axial magnetic flux in topological insulator nanowires
Topological insulator (TI) nanowires in proximity to conventional superconductors have
been proposed as a tunable platform to realize topological superconductivity and Majorana …
been proposed as a tunable platform to realize topological superconductivity and Majorana …
Tunnel-junction thermometry down to millikelvin temperatures
We present a simple on-chip electronic thermometer with the potential to operate down to 1
mK. It is based on transport through a single normal-metal–superconductor tunnel junction …
mK. It is based on transport through a single normal-metal–superconductor tunnel junction …
Approaching ideal visibility in singlet-triplet qubit operations using energy-selective tunneling-based Hamiltonian estimation
We report energy-selective tunneling readout-based Hamiltonian parameter estimation of a
two-electron spin qubit in a GaAs quantum dot array. Optimization of readout fidelity enables …
two-electron spin qubit in a GaAs quantum dot array. Optimization of readout fidelity enables …
Cooling low-dimensional electron systems into the microkelvin regime
LV Levitin, H van der Vliet, T Theisen… - Nature …, 2022 - nature.com
Two-dimensional electron gases (2DEGs) with high mobility, engineered in semiconductor
heterostructures host a variety of ordered phases arising from strong correlations, which …
heterostructures host a variety of ordered phases arising from strong correlations, which …
Engineering the microwave to infrared noise photon flux for superconducting quantum systems
Electromagnetic filtering is essential for the coherent control, operation and readout of
superconducting quantum circuits at milliKelvin temperatures. The suppression of spurious …
superconducting quantum circuits at milliKelvin temperatures. The suppression of spurious …
Nanoelectronic primary thermometry below 4 mK
DI Bradley, RE George, D Gunnarsson… - Nature …, 2016 - nature.com
Cooling nanoelectronic structures to millikelvin temperatures presents extreme challenges
in maintaining thermal contact between the electrons in the device and an external cold …
in maintaining thermal contact between the electrons in the device and an external cold …
A modular ultra-high vacuum millikelvin scanning tunneling microscope
We describe the design, construction, and performance of an ultra-high vacuum (UHV)
scanning tunneling microscope (STM) capable of imaging at dilution-refrigerator …
scanning tunneling microscope (STM) capable of imaging at dilution-refrigerator …
On-and-off chip cooling of a Coulomb blockade thermometer down to 2.8 mK
M Palma, CP Scheller, D Maradan… - Applied Physics …, 2017 - pubs.aip.org
Cooling nanoelectronic devices below 10 mK is a great challenge since thermal
conductivities become very small, thus creating a pronounced sensitivity to heat leaks. Here …
conductivities become very small, thus creating a pronounced sensitivity to heat leaks. Here …