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19932026
Showing 2021 · cond-mat.mtrl-sciShow all

113 papers · 2 filters

cond-mat.mtrl-sci2021★ 8 cited

Pressure driven re-entrant magnetoelectric transition in honeycomb

Mrinmay Sahu, Bishnupada Ghosh, Rajesh Jana +2

A detailed high pressure investigation is carried out on using angle resolved x-ray diffraction and Raman spectroscopy measurements. We find a structural transition f…

cond-mat.mtrl-sci2021★ 13 cited

Pressure-Driven Magneto-Topological Phase Transition in a magnetic Weyl semimetal

Qingqi Zeng, Hongyi Sun, Jianlei Shen +9

The co-occurrence of phase transitions with local and global order parameters, such as the entangled magnetization and topological invariant, is attractive but has been seldom real…

cond-mat.mtrl-sci2021★ 8 cited

The evolution of Weyl nodes in Ni doped thallium niobate pyrochlore TlNiNbO

Yuefang Hu, Changming Yue, Danwen Yuan +6

Magnetic Weyl semimetal (WSM) is of great importance both for fundamental physics and potential applications due to its spontaneous magnetism, robust band topology, and enhanced Be…

cond-mat.mtrl-sci2021★ 20 cited

Topological states in superlattices of HgTe-class materials for engineering three-dimensional flat bands

Rajibul Islam, Barun Ghosh, Giuseppe Cuono +7

In search of materials with three-dimensional flat band dispersions, using {\em ab-initio} computations, we investigate how topological phases evolve as a function of hydrostatic p…

cond-mat.mtrl-sci2021★ 14 cited

Twisted nodal wires and three-dimensional quantum spin Hall effect in distorted square-net compounds

Junze Deng, Dexi Shao, Jiacheng Gao +4

Recently, square-net materials have attracted lots of attention for the Dirac semimetal phase with negligible spin-orbit coupling (SOC) gap, e.g. ZrSiS/LaSbTe and CaMnSb. In th…

cond-mat.mtrl-sci2021★ 4 cited

Temperature driven spin-zero effect in TaAs

Md Shahin Alam, P. K. Tanwar, Krzysztof Dybko +4

The electrical and thermo-electrical transport effects of the TaAs semimetal were measured in a magnetic field applied along [-2 0 1] direction. The resulting field dependences…