Heat diode and engine based on quantum Hall edge states

R Sánchez, B Sothmann, AN Jordan - New Journal of Physics, 2015 - iopscience.iop.org
We investigate charge and energy transport in a three-terminal quantum Hall conductor. The
peculiar properties of chiral propagation along the edges of the sample have important …

Electron backscattering in a cavity: Ballistic and coherent effects

AA Kozikov, D Weinmann, C Rössler, T Ihn, K Ensslin… - Physical Review B, 2016 - APS
Numerous experimental and theoretical studies have focused on low-dimensional systems
locally perturbed by the biased tip of a scanning force microscope. In all cases either open …

Imaging quantum-dot-confined electron density in transition to fractional quantum Hall regime

E Wach, DP Żebrowski, B Szafran - Semiconductor Science and …, 2014 - iopscience.iop.org
We consider mapping the charge density confined in quantum dots by the Coulomb
blockade microscopy (CBM) at the transition to the fractional quantum Hall regime. We apply …

Scanning gate investigations of quantum transport phenomena

H Sellier - 2021 - theses.hal.science
The manuscript describes my research activities on quantum transport in electronic devices
using an experimental technique called Scanning Gate Microscopy (SGM). This technique …

Thermodynamic properties of a quantum Hall anti-dot interferometer

SL Schreier, A Stern, B Rosenow, BI Halperin - Physica E: Low …, 2016 - Elsevier
We study quantum Hall interferometers in which the interference loop encircles a quantum
anti-dot. We base our study on thermodynamic considerations, which we believe reflect the …

Electron paths and double-slit interference in the scanning gate microscopy

K Kolasiński, B Szafran - New Journal of Physics, 2015 - iopscience.iop.org
We analyze electron paths in a solid-state double-slit interferometer based on two-
dimensional electron gas and mapping by scanning gate microscopy (SGM). A device with a …

Investigating energy scales of fractional quantum Hall states using scanning gate microscopy

BA Braem, T Krähenmann, S Hennel, C Reichl… - Physical Review B, 2016 - APS
We use the voltage biased tip of a scanning force microscope at a temperature of 35 mK to
locally induce the fractional quantum Hall state of ν= 1/3 in a split-gate defined constriction …

Multitip scanning gate microscopy for ballistic transport studies in systems with a two-dimensional electron gas

K Kolasiński, B Szafran, B Hackens - Physical Review B, 2015 - APS
We consider conductance mapping of systems based on the two-dimensional electron gas
with scanning gate microscopy using two or more tips of an atomic force microscope. The …

Pauli blockade microscopy of quantum dots

E Strzałka, B Szafran - Physica E: Low-dimensional Systems and …, 2018 - Elsevier
We propose a spin-sensitive scanning probe microscopy experiment on double quantum
dots in Pauli blockade conditions. Electric spin resonance is induced by an AC voltage …

Pauli blockade microscopy of quantum dots

E Wach, B Szafran - arXiv preprint arXiv:1708.02007, 2017 - arxiv.org
We propose a spin-sensitive scanning probe microscopy experiment on double quantum
dots in Pauli blockade conditions. Electric spin resonance is induced by an AC voltage …