2D heterostructures for ubiquitous electronics and optoelectronics: principles, opportunities, and challenges

PV Pham, SC Bodepudi, K Shehzad, Y Liu, Y Xu… - Chemical …, 2022 - ACS Publications
A grand family of two-dimensional (2D) materials and their heterostructures have been
discovered through the extensive experimental and theoretical efforts of chemists, material …

Higher-order band topology

B **e, HX Wang, X Zhang, P Zhan, JH Jiang… - Nature Reviews …, 2021 - nature.com
A conventional topological insulator (TI) has gapped bulk states but gapless edge states.
The emergence of the gapless edge states is dictated by the bulk topological invariant of the …

Unconventional superconductivity in chiral molecule–TaS2 hybrid superlattices

Z Wan, G Qiu, H Ren, Q Qian, Y Li, D Xu, J Zhou… - Nature, 2024 - nature.com
Chiral superconductors, a unique class of unconventional superconductors in which the
complex superconducting order parameter winds clockwise or anticlockwise in the …

All topological bands of all nonmagnetic stoichiometric materials

MG Vergniory, BJ Wieder, L Elcoro, SSP Parkin… - Science, 2022 - science.org
Topological quantum chemistry and symmetry-based indicators have facilitated large-scale
searches for materials with topological properties at the Fermi energy (EF). We report the …

Topological materials discovery from crystal symmetry

BJ Wieder, B Bradlyn, J Cano, Z Wang… - Nature Reviews …, 2022 - nature.com
Topological materials discovery has evolved at a rapid pace over the past 15 years following
the identification of the first nonmagnetic topological insulators (TIs), topological crystalline …

Robust second-order topological insulators with giant valley polarization in two-dimensional honeycomb ferromagnets

R Li, N Mao, X Wu, B Huang, Y Dai, C Niu - Nano Letters, 2022 - ACS Publications
Magnetic topological states have attracted great attention that provide exciting platforms for
exploring prominent physical phenomena and applications of topological spintronics. Here …

Ultrahigh transverse thermoelectric power factor in flexible Weyl semimetal WTe2

Y Pan, B He, T Helm, D Chen, W Schnelle… - Nature …, 2022 - nature.com
Topological semimetals are well known for their interesting physical properties, while their
mechanical properties have rarely received attention. With the increasing demand for …

Anisotropic proximity–induced superconductivity and edge supercurrent in Kagome metal, K1−xV3Sb5

Y Wang, SY Yang, PK Sivakumar, BR Ortiz… - Science …, 2023 - science.org
Materials with Kagome nets are of particular importance for their potential combination of
strong correlation, exotic magnetism, and electronic topology. KV3Sb5 was discovered to be …

Evidence for higher order topology in Bi and Bi0.92Sb0.08

L Aggarwal, P Zhu, TL Hughes, V Madhavan - Nature communications, 2021 - nature.com
Higher order topological insulators (HOTIs) are a new class of topological materials which
host protected states at the corners or hinges of a crystal. HOTIs provide an intriguing …

Topological zero-dimensional defect and flux states in three-dimensional insulators

F Schindler, SS Tsirkin, T Neupert… - Nature …, 2022 - nature.com
In insulating crystals, it was previously shown that defects with two fewer dimensions than
the bulk can bind topological electronic states. We here further extend the classification of …