Non-hermitian physics

Y Ashida, Z Gong, M Ueda - Advances in Physics, 2020 - Taylor & Francis
A review is given on the foundations and applications of non-Hermitian classical and
quantum physics. First, key theorems and central concepts in non-Hermitian linear algebra …

Majorana zero modes in superconductor–semiconductor heterostructures

RM Lutchyn, EPAM Bakkers, LP Kouwenhoven… - Nature Reviews …, 2018 - nature.com
Realizing topological superconductivity and Majorana zero modes in the laboratory is a
major goal in condensed-matter physics. In this Review, we survey the current status of this …

Realization of a minimal Kitaev chain in coupled quantum dots

T Dvir, G Wang, N van Loo, CX Liu, GP Mazur, A Bordin… - Nature, 2023 - nature.com
Majorana bound states constitute one of the simplest examples of emergent non-Abelian
excitations in condensed matter physics. A toy model proposed by Kitaev shows that such …

InAs-Al hybrid devices passing the topological gap protocol

M Aghaee, A Akkala, Z Alam, R Ali, A Alcaraz Ramirez… - Physical Review B, 2023 - APS
We present measurements and simulations of semiconductor-superconductor
heterostructure devices that are consistent with the observation of topological …

Retracted article: Quantized majorana conductance

H Zhang, CX Liu, S Gazibegovic, D Xu, JA Logan… - Nature, 2018 - nature.com
Majorana zero-modes—a type of localized quasiparticle—hold great promise for topological
quantum computing. Tunnelling spectroscopy in electrical transport is the primary tool for …

Evidence for Majorana bound states in an iron-based superconductor

D Wang, L Kong, P Fan, H Chen, S Zhu, W Liu, L Cao… - Science, 2018 - science.org
The search for Majorana bound states (MBSs) has been fueled by the prospect of using their
non-Abelian statistics for robust quantum computation. Two-dimensional superconducting …

Majorana quasiparticles in condensed matter

R Aguado - La Rivista del Nuovo Cimento, 2017 - Springer
In the space of less than one decade, the search for Majorana quasiparticles in condensed
matter has become one of the hottest topics in physics. The aim of this review is to provide a …

Non-Majorana states yield nearly quantized conductance in proximatized nanowires

P Yu, J Chen, M Gomanko, G Badawy, E Bakkers… - Nature Physics, 2021 - nature.com
Semiconductor nanowires with proximity-induced superconductivity are leading contenders
for manifesting Majorana fermions in condensed matter,,,–. However, unambiguous …

Scaling of Majorana zero-bias conductance peaks

F Nichele, ACC Drachmann, AM Whiticar… - Physical review …, 2017 - APS
We report an experimental study of the scaling of zero-bias conductance peaks compatible
with Majorana zero modes as a function of magnetic field, tunnel coupling, and temperature …

Andreev bound states versus Majorana bound states in quantum dot-nanowire-superconductor hybrid structures: Trivial versus topological zero-bias conductance …

CX Liu, JD Sau, TD Stanescu, S Das Sarma - Physical Review B, 2017 - APS
Motivated by an important recent experiment [Deng, Science 354, 1557 (2016) SCIEAS
0036-8075 10.1126/science. aaf3961], we theoretically consider the interplay between …