Energy gap of topological surface states in proximity to a magnetic insulator

J Wang, T Wang, M Ozerov, Z Zhang… - Communications …, 2023 - nature.com
Topological surface-states can acquire an energy gap when time-reversal symmetry is
broken by interfacing with a magnetic insulator. This gap has yet to be measured. Such …

Observation of Coexisting Weak Localization and Superconducting Fluctuations in Strained Sn1–xInxTe Thin Films

J Wang, W Powers, Z Zhang, M Smith, BJ McIntosh… - Nano Letters, 2022 - ACS Publications
Topological superconductors have attracted tremendous excitement as they are predicted to
host Majorana zero modes that can be utilized for topological quantum computing …

factor of topological interface states in quantum wells

J Wang, X Liu, T Wang, M Ozerov, BA Assaf - Physical Review B, 2023 - APS
Topological crystalline insulators from the Pb 1− x Sn x Se family host textbook Dirac surface
states that are nearly electron-hole symmetric and isotropic in momentum space. The high …

Optical-Pump Terahertz-Probe Spectroscopy of the Topological Crystalline Insulator Pb1–xSnxSe through the Topological Phase Transition

Z Xiao, J Wang, X Liu, BA Assaf, D Burghoff - ACS Photonics, 2022 - ACS Publications
Topological crystalline insulators, topological insulators whose properties are guaranteed by
crystalline symmetry, can potentially provide a promising platform for terahertz …

Signatures of dephasing by mirror-symmetry breaking in weak-antilocalization magnetoresistance across the topological transition in

A Kazakov, W Brzezicki, T Hyart, B Turowski… - Physical Review B, 2021 - APS
Many conductors, including recently studied Dirac materials, show saturation of coherence
length on decreasing temperature. This surprising phenomenon is assigned to external …

[HTML][HTML] Weak antilocalization in topological crystalline insulator SnTe films deposited using amorphous seeding on SrTiO3

SD Albright, K Zou, FJ Walker, CH Ahn - APL Materials, 2021 - pubs.aip.org
Topological crystalline insulators (TCIs) promise spin-polarized or dissipationless transport,
which can be controlled by crystal symmetry breaking through applied strain or electric field …

Evolution of magnetoresistance with temperature in the insulating van der Waals compound Ta2Pd3Te5

J Tian, C Kang, L She, Y Song, W Zhang - Applied Physics Letters, 2022 - pubs.aip.org
Ta 2 Pd 3 Te 5 has been recently identified as a van der Waals topological crystalline
insulator candidate, but its magnetotransport properties are not reported. Here, we study …

Magnetic proximity-induced energy gap of topological surface states

J Wang, T Wang, M Ozerov, Z Zhang, SK Bac… - arXiv preprint arXiv …, 2022 - arxiv.org
Topological crystalline insulator surface states can acquire an energy gap when time
reversal symmetry is broken by interfacing with a magnetic insulator. Such hybrid topological …

A Trivial Geometrical Phase of an Electron Wavefunction in a Direct Band Gap Semiconductor CdGeAs

V Saini, S Sasmal, V Sharma, S Nandi, G Dwari… - arXiv preprint arXiv …, 2023 - arxiv.org
Chalcopyrite compounds are extensively explored for their exotic topological phases and
associated phenomena in a variety of experiments. Here, we discuss the electrical transport …

[图书][B] Magnetic Coupling and Superconductivity in Topological Crystalline Insulator Heterostructures

J Wang - 2023 - search.proquest.com
The discovery of Z2 topological insulators (TI), which have an insulating bulk but possess
metallic surface states, has been an important fundamental advancement in physics and has …