Majorana fermions and topology in superconductors

M Sato, S Fujimoto - Journal of the Physical Society of Japan, 2016 - journals.jps.jp
Topological superconductors are novel classes of quantum condensed phases,
characterized by topologically nontrivial structures of Cooper pairing states. On the surfaces …

Odd-frequency superconductivity

J Linder, AV Balatsky - Reviews of Modern Physics, 2019 - APS
This article reviews odd-frequency (odd-ω) pairing with a focus on superconducting systems.
Since Berezinskii introduced the concept of odd-frequency order in 1974 it has been viewed …

Symmetry-Protected Topological Superfluids and Superconductors —From the Basics to 3He—

T Mizushima, Y Tsutsumi, T Kawakami… - journal of the physical …, 2016 - journals.jps.jp
In this article, we give a comprehensive review of recent progress in research on symmetry-
protected topological superfluids and topological crystalline superconductors, and their …

Theory of Majorana zero modes in unconventional superconductors

Y Tanaka, S Tamura, J Cayao - Progress of Theoretical and …, 2024 - academic.oup.com
Abstract Majorana fermions are spin-1/2 neutral particles that are their own antiparticles and
were initially predicted by Ettore Majorana in particle physics but their observation still …

Proximity-induced odd-frequency superconductivity in a topological insulator

JA Krieger, A Pertsova, SR Giblin, M Döbeli… - Physical review …, 2020 - APS
At an interface between a topological insulator (TI) and a conventional superconductor (SC),
superconductivity has been predicted to change dramatically and exhibit novel correlations …

Ab initio theory of magnetic-field-induced odd-frequency two-band superconductivity in

A Aperis, P Maldonado, PM Oppeneer - Physical Review B, 2015 - APS
We develop the anisotropic Eliashberg framework for superconductivity in the presence of
an applied magnetic field. Using as input the ab initio calculated electron and phonon band …

Superconducting proximity effect in three-dimensional topological insulators in the presence of a magnetic field

P Burset, B Lu, G Tkachov, Y Tanaka, EM Hankiewicz… - Physical Review B, 2015 - APS
The proximity-induced pair potential in a topological insulator–superconductor hybrid
features an interesting superposition of a conventional spin-singlet component from the …

Odd-frequency superconducting states with different types of Meissner response: Problem of coexistence

YV Fominov, Y Tanaka, Y Asano, M Eschrig - Physical Review B, 2015 - APS
We consider physical properties of a superconductor with a recently proposed type of odd-
frequency pairing that exhibits diamagnetic Meissner response (“odd-dia state”). Such a …

Detecting and braiding higher-order majorana corner states through their spin degree of freedom

XH Pan, XJ Luo, JH Gao, X Liu - Physical Review B, 2022 - APS
We uncover the transverse Majorana spin polarization of a class of higher-order topological
superconductors.“Transverse” means that the spin polarization of the Majorana zero modes …

Impurity-induced bound states in superconductors with spin-orbit coupling

Y Kim, J Zhang, E Rossi, RM Lutchyn - Physical review letters, 2015 - APS
We study the effect of strong spin-orbit coupling (SOC) on bound states induced by
impurities in superconductors. The presence of SOC breaks the SU (2)-spin symmetry and …