Experimental perspective on three-dimensional topological semimetals

BQ Lv, T Qian, H Ding - Reviews of Modern Physics, 2021 - APS
Topological semimetals (TSMs) are characterized by bulk band crossings in their electronic
structures, which are expected to give rise to gapless electronic excitations and topological …

Comprehensive review on topological superconducting materials and interfaces

MM Sharma, P Sharma, NK Karn… - Superconductor …, 2022 - iopscience.iop.org
Superconductivity in topological materials has drawn significant interest from the scientific
community as these materials provide a hint of the existence of Majorana fermions …

Surface superconductivity in the topological Weyl semimetal t-PtBi2

S Schimmel, Y Fasano, S Hoffmann… - Nature …, 2024 - nature.com
Topological superconductivity is a promising concept for generating fault-tolerant qubits.
Early experimental studies looked at hybrid systems and doped intrinsic topological or …

Ultrahigh conductivity in Weyl semimetal NbAs nanobelts

C Zhang, Z Ni, J Zhang, X Yuan, Y Liu, Y Zou, Z Liao… - Nature materials, 2019 - nature.com
Abstract In two-dimensional (2D) systems, high mobility is typically achieved in low-carrier-
density semiconductors and semimetals. Here, we discover that the nanobelts of Weyl …

Focused ion beam microstructuring of quantum matter

PJW Moll - Annual Review of Condensed Matter Physics, 2018 - annualreviews.org
Focused ion beam (FIB) machining promises exciting new possibilities for the study of
quantum materials through precise control over the shape and geometry of single crystals …

Cycling Fermi arc electrons with Weyl orbits

C Zhang, Y Zhang, HZ Lu, XC **e, F **u - Nature Reviews Physics, 2021 - nature.com
The Weyl orbit refers to a new type of cyclotron orbit recently proposed in Weyl semimetals.
This is a surface–bulk hybrid orbit that can be modulated by thickness and external fields …

Quantum limit transport and destruction of the Weyl nodes in TaAs

BJ Ramshaw, KA Modic, A Shekhter, Y Zhang… - Nature …, 2018 - nature.com
Weyl fermions are a recently discovered ingredient for correlated states of electronic matter.
A key difficulty has been that real materials also contain non-Weyl quasiparticles, and …

Proximity-induced surface superconductivity in Dirac semimetal Cd3As2

C Huang, BT Zhou, H Zhang, B Yang, R Liu… - Nature …, 2019 - nature.com
Cd3As2 is a three-dimensional Dirac semimetal with separated Dirac points in momentum
space. In spite of extensive transport and spectroscopic studies on its exotic properties, the …

Magnetoresistive-coupled transistor using the Weyl semimetal NbP

L Rocchino, F Balduini, H Schmid, A Molinari… - Nature …, 2024 - nature.com
Semiconductor transistors operate by modulating the charge carrier concentration of a
channel material through an electric field coupled by a capacitor. This mechanism is …

Strain-engineered Majorana zero energy modes and Josephson state in black phosphorus

M Alidoust, M Willatzen, AP Jauho - Physical Review B, 2018 - APS
We develop a theory for strain control of Majorana zero energy modes and the Josephson
effect in black phosphorus (BP) devices proximity coupled to a superconductor. Employing …