Topological superconductors: a review

M Sato, Y Ando - Reports on Progress in Physics, 2017 - iopscience.iop.org
This review elaborates pedagogically on the fundamental concept, basic theory, expected
properties, and materials realizations of topological superconductors. The relation between …

Topological crystalline insulators and topological superconductors: From concepts to materials

Y Ando, L Fu - Annu. Rev. Condens. Matter Phys., 2015 - annualreviews.org
In this review, we discuss recent progress in the explorations of topological materials
beyond topological insulators; specifically, we focus on topological crystalline insulators and …

Single-atom catalysts designed and prepared by the atomic layer deposition technique

J Fonseca, J Lu - ACS Catalysis, 2021 - ACS Publications
The atomic layer deposition (ALD) technique allows the synthesis of materials at the atomic
scale to be controlled. ALD has been adapted to design and prepare single-atom catalysts …

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 …

Observation of topological superconductivity on the surface of an iron-based superconductor

P Zhang, K Yaji, T Hashimoto, Y Ota, T Kondo… - Science, 2018 - science.org
Topological superconductors are predicted to host exotic Majorana states that obey non-
Abelian statistics and can be used to implement a topological quantum computer. Most of …

Topological insulator materials

Y Ando - Journal of the Physical Society of Japan, 2013 - journals.jps.jp
Topological insulators represent a new quantum state of matter which is characterized by
peculiar edge or surface states that show up due to a topological character of the bulk wave …

Dirac materials

TO Wehling, AM Black-Schaffer… - Advances in Physics, 2014 - Taylor & Francis
A wide range of materials, like d-wave superconductors, graphene, and topological
insulators, share a fundamental similarity: their low-energy fermionic excitations behave as …

Spin-rotation symmetry breaking in the superconducting state of CuxBi2Se3

K Matano, M Kriener, K Segawa, Y Ando, G Zheng - Nature Physics, 2016 - nature.com
Spontaneous symmetry breaking is an important concept for understanding physics ranging
from the elementary particles to states of matter. For example, the superconducting state …

[HTML][HTML] Observation of stable Néel skyrmions in cobalt/palladium multilayers with Lorentz transmission electron microscopy

SD Pollard, JA Garlow, J Yu, Z Wang, Y Zhu… - Nature …, 2017 - nature.com
Néel skyrmions are of high interest due to their potential applications in a variety of
spintronic devices, currently accessible in ultrathin heavy metal/ferromagnetic bilayers and …

Probing topological quantum matter with scanning tunnelling microscopy

JX Yin, SH Pan, M Zahid Hasan - Nature Reviews Physics, 2021 - nature.com
The search for topological phases of matter is evolving towards strongly interacting systems,
including magnets and superconductors, where exotic effects emerge from the quantum …