High-throughput search for magnetic topological materials using spin-orbit spillage, machine learning, and experiments

K Choudhary, KF Garrity, NJ Ghimire, N Anand… - Physical Review B, 2021 - APS
Magnetic topological insulators and semimetals have a variety of properties that make them
attractive for applications, including spintronics and quantum computation, but very few high …

Half-negative Poisson's ratio in graphene+ with intrinsic Dirac nodal loop

L Yu, Z Qin, H Wang, X Zheng, G Qin - Cell Reports Physical Science, 2022 - cell.com
Carbon materials have attracted extensive attention in the past decades due to the rich
configurations and outstanding properties. Numerous efforts have been dedicated to …

Readout-induced suppression and enhancement of superconducting qubit lifetimes

T Thorbeck, Z **ao, A Kamal, LCG Govia - Physical Review Letters, 2024 - APS
It has long been known that the lifetimes of superconducting qubits suffer during readout,
increasing readout errors. We show that this degradation is due to the anti-Zeno effect, as …

Quantum oscillations of the quasiparticle lifetime in a metal

N Huber, V Leeb, A Bauer, G Benka, J Knolle… - Nature, 2023 - nature.com
Following nearly a century of research, it remains a puzzle that the low-lying excitations of
metals are remarkably well explained by effective single-particle theories of non-interacting …

Semi-Dirac fermions in a topological metal

Y Shao, S Moon, AN Rudenko, J Wang… - Physical Review X, 2024 - APS
Topological semimetals with massless Dirac and Weyl fermions represent the forefront of
quantum materials research. In two dimensions, a peculiar class of fermions that are …

Quantum oscillations in the centrosymmetric skyrmion-hosting magnet

N Matsuyama, T Nomura, S Imajo, T Nomoto, R Arita… - Physical Review B, 2023 - APS
We have performed magnetic torque and resistivity measurements on the centrosymmetric
skyrmion host GdRu 2 Si 2, in which the dominant magnetic interaction leading to skyrmion …

Quantum oscillation signatures of interface Fermi arcs

AY Chaou, V Dwivedi, M Breitkreiz - Physical Review B, 2024 - APS
Fermi-arc surface states of Weyl semimetals exhibit a unique combination of localization to a
surface and the connection to the bulk Weyl fermions. We predict characteristic quantum …

A field guide to non-onsager quantum oscillations in metals

V Leeb, N Huber, C Pfleiderer, J Knolle… - arxiv preprint arxiv …, 2024 - arxiv.org
Quantum oscillation (QO) measurements constitute a powerful method to measure the Fermi
surface (FS) properties of metals. The observation of QOs at specific frequencies is usually …

Anisotropic quantum transport in ZrSiS probed by high-field torque magnetometry

D Miertschin, T Nguyen, SR Bhandari, K Shtefiienko… - Physical Review B, 2024 - APS
Here, we present electronic structures of the topological nodal line semimetal ZrSiS along in-
plane and out-of-plane directions using high-field torque magnetometry. The torque signal …

Evidence of a coupled electron-phonon liquid in NbGe2

HY Yang, X Yao, V Plisson, S Mozaffari… - Nature …, 2021 - nature.com
Whereas electron-phonon scattering relaxes the electron's momentum in metals, a perpetual
exchange of momentum between phonons and electrons may conserve total momentum …