Engineered platforms for topological superconductivity and Majorana zero modes

K Flensberg, F von Oppen, A Stern - Nature Reviews Materials, 2021 - nature.com
Among the major avenues that are being pursued for realizing quantum bits, the Majorana-
based approach has been the most recent to be launched. It attempts to realize qubits that …

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 …

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 …

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 …

Topological superconductivity in hybrid devices

SM Frolov, MJ Manfra, JD Sau - Nature Physics, 2020 - nature.com
Topological superconductivity can emerge from the combination of conventional
superconductivity in a metal and strong spin–orbit coupling in a semiconductor when they …

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 …

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 …

Exponential protection of zero modes in Majorana islands

SM Albrecht, AP Higginbotham, M Madsen… - Nature, 2016 - nature.com
Majorana zero modes are quasiparticle excitations in condensed matter systems that have
been proposed as building blocks of fault-tolerant quantum computers. They are expected to …

Classification of topological quantum matter with symmetries

CK Chiu, JCY Teo, AP Schnyder, S Ryu - Reviews of Modern Physics, 2016 - APS
Topological materials have become the focus of intense research in recent years, since they
exhibit fundamentally new physical phenomena with potential applications for novel devices …

Topological superconductivity in a phase-controlled Josephson junction

H Ren, F Pientka, S Hart, AT Pierce, M Kosowsky… - Nature, 2019 - nature.com
Topological superconductors can support localized Majorana states at their boundaries,,,–.
These quasi-particle excitations obey non-Abelian statistics that can be used to encode and …