Electronic and topological properties of group-10 transition metal dichalcogenides

MK Hooda, CS Yadav, D Samal - Journal of Physics: Condensed …, 2020 - iopscience.iop.org
The group 10 transition metal dichalcogenides (TMDs)(MX 2: M= Ni, Pd, Pt; X= S, Se, Te)
have attracted much attention in the last few decades because of observation of exotic …

Type-I superconductivity in the Dirac semimetal probed by

H Leng, JC Orain, A Amato, YK Huang, A De Visser - Physical Review B, 2019 - APS
The Dirac semimetal PdTe 2 was recently reported to be a type-I superconductor with T c=
1.64 K and a critical field μ 0 H c= 13.6 mT. Since type-I superconductivity is unexpected for …

CaPtAs: A new noncentrosymmetric superconductor

W Xie, PR Zhang, B Shen, WB Jiang, GM Pang… - Science China Physics …, 2020 - Springer
We report the discovery of a new noncentrosymmetric superconductor CaPtAs. It crystallizes
in a tetragonal structure (space group I 4 1 md, No. 109), featuring three dimensional …

Detection of magnetic gap in topological surface states of MnBi2Te4

HR Ji, YZ Liu, H Wang, JW Luo, JH Li, H Li… - Chinese Physics …, 2021 - iopscience.iop.org
Recently, intrinsic antiferromagnetic topological insulator MnBi 2 Te 4 has drawn intense
research interest and leads to plenty of significant progress in physics and materials science …

Investigation of the Electron–Phonon Coupling in Dirac Semimetal PdTe2 via Temperature‐Dependent Raman Spectroscopy

MM Al-Makeen, X Guo, Y Wang, D Yang… - physica status solidi …, 2022 - Wiley Online Library
Layered Palladium ditelluride (PdTe2) is an interesting noble‐transition‐metal
dichalcogenide with high electrical and thermal conductivity, exhibiting superconductivity …

The superconductivity and topological surface state of type-II Dirac semimetal NiTe2

J Zhang, GQ Huang - Journal of Physics: Condensed Matter, 2020 - iopscience.iop.org
NiTe 2 is a type-II Dirac semimetal with the Dirac point very close to the Fermi level. In this
paper, its electronic structure, phonon structure and electron–phonon interaction are studied …

Observation of Gapped Topological Surface States and Isolated Surface Resonances in PdTe2 Ultrathin Films

J Cook, S Mardanya, Q Lu, C Conner, M Snyder… - Nano …, 2023 - ACS Publications
The superconductor PdTe2 is known to host bulk Dirac bands and topological surface
states. The coexistence of superconductivity and topological surface states makes PdTe2 a …

[HTML][HTML] Dirac semimetal PdTe2 temperature-dependent quasiparticle dynamics and electron–phonon coupling

SY Liu, SX Zhu, QY Wu, C Zhang, PB Song, YG Shi… - Results in Physics, 2021 - Elsevier
Dirac semimetal PdTe 2 single-crystal temperature-dependent ultrafast carrier and phonon
dynamics were studied using ultrafast optical pump-probe spectroscopy. Quantitative …

Full superconducting gap and type-I to type-II superconductivity transition in single crystalline

D Zhang, T Le, B Lv, L Yin, C Chen, Z Nie, D Su… - Physical Review B, 2021 - APS
We report a mechanical point-contact spectroscopy study on the single crystalline NbGe 2
with a superconducting transition temperature T c= 2.0–2.1 K. The differential conductance …

Visualization by scanning SQUID microscopy of the intermediate state in the superconducting Dirac semimetal

P Garcia-Campos, YK Huang, A de Visser… - Physical Review B, 2021 - APS
The Dirac semimetal PdTe 2 becomes superconducting at a temperature T c= 1.6 K.
Thermodynamic and muon spin rotation experiments support type-I superconductivity, which …