Tailoring weak and metallic phases in a strong topological insulator by strain and disorder: Conductance fluctuations signatures
Transport measurements are readily used to probe different phases in disordered
topological insulators (TIs), where determining topological invariants explicitly is …
topological insulators (TIs), where determining topological invariants explicitly is …
Phase transitions, conductance fluctuations and distributions in disordered topological insulator stanene
W Liu, C Luo, X Peng - Journal of Physics: Condensed Matter, 2024 - iopscience.iop.org
It is essential to understand to what extent the protected edge states of topological insulators
(TIs) can survive against the degradation of the ubiquitous disorders in realistic devices …
(TIs) can survive against the degradation of the ubiquitous disorders in realistic devices …
Universal conductance fluctuations in nanoscale topological insulator devices
Topological materials are promising candidates in fault-tolerant quantum information
processing architectures, making it essential to understand the dephasing mechanisms in …
processing architectures, making it essential to understand the dephasing mechanisms in …
Electronic transport in chaotic mesoscopic cavities: A Kwant and random matrix theory based exploration
RS Chandramouli, RK Srivastav… - Chaos: An Interdisciplinary …, 2020 - pubs.aip.org
We investigate the spectral fluctuations and electronic transport properties of chaotic
mesoscopic cavities using Kwant, an open source Python programming language based …
mesoscopic cavities using Kwant, an open source Python programming language based …
Microwave absorption in 2D topological insulators with a developed edge states network
MM Mahmoodian, MV Entin - physica status solidi (b), 2019 - Wiley Online Library
A 2D HgTe quantum well is analyzed based on the assumption that the width fluctuations
convert the system to a random mixture of domains with positive and negative energy gaps …
convert the system to a random mixture of domains with positive and negative energy gaps …
Conductance peak density in nanowires
We present a complete numerical calculation and an experimental data analysis of the
universal conductance fluctuations in quasi-one-dimensional nanowires. The conductance …
universal conductance fluctuations in quasi-one-dimensional nanowires. The conductance …
Conductance peak density in disordered graphene topological insulators
LGCS Sá, ALR Barbosa, J Ramos - Physical Review B, 2020 - APS
We investigate the universal properties of quantum transport in graphene nanowires that
engender subtle universal conductance fluctuations. We present results for three of the main …
engender subtle universal conductance fluctuations. We present results for three of the main …
Conductance fluctuations of monolayer in the topological phase using a low-energy effective tight-binding Hamiltonian
Z Aslani, ET Sisakht, F Fazileh… - Physical Review B, 2019 - APS
An effective tight-binding (TB) Hamiltonian for monolayer GeSnH 2 is constructed which has
an inversion-asymmetric honeycomb structure. The low-energy band structure of our TB …
an inversion-asymmetric honeycomb structure. The low-energy band structure of our TB …
Robust non-integer conductance in disordered 2D Dirac semimetals
I Amanatidis, I Kleftogiannis - Journal of Physics: Condensed …, 2022 - iopscience.iop.org
We study the conductance G of 2D Dirac semimetal nanowires at the presence of disorder.
For an even nanowire length L determined by the number of unit cells, we find non-integer …
For an even nanowire length L determined by the number of unit cells, we find non-integer …
Mechanism of universal conductance fluctuations
VV Brazhkin, IM Suslov - Journal of Physics: Condensed Matter, 2020 - iopscience.iop.org
Universal conductance fluctuations are usually observed in the form of aperiodic oscillations
in the magnetoresistance of thin wires as a function of the magnetic field B. If such …
in the magnetoresistance of thin wires as a function of the magnetic field B. If such …