Experimental perspective on three-dimensional topological semimetals
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 …
structures, which are expected to give rise to gapless electronic excitations and topological …
Experimental signatures of the chiral anomaly in Dirac–Weyl semimetals
In condensed matter, the chiral anomaly describes the conversion of left-moving Dirac–Weyl
fermions to right-moving ones in parallel electric and magnetic fields. The resulting axial …
fermions to right-moving ones in parallel electric and magnetic fields. The resulting axial …
Origin of charge density wave in the kagome metal as revealed by optical spectroscopy
We report on a study of the optical properties of CsV 3 Sb 5 for a large number of
temperatures above and below the charge-density-wave (CDW) transition. Above the CDW …
temperatures above and below the charge-density-wave (CDW) transition. Above the CDW …
A light-induced phononic symmetry switch and giant dissipationless topological photocurrent in ZrTe5
Dissipationless currents from topologically protected states are promising for disorder-
tolerant electronics and quantum computation. Here, we photogenerate giant anisotropic …
tolerant electronics and quantum computation. Here, we photogenerate giant anisotropic …
Observation and control of the weak topological insulator state in ZrTe5
A quantum spin Hall (QSH) insulator hosts topological states at the one-dimensional (1D)
edge, along which backscattering by nonmagnetic impurities is strictly prohibited. Its 3D …
edge, along which backscattering by nonmagnetic impurities is strictly prohibited. Its 3D …
Light-driven Raman coherence as a nonthermal route to ultrafast topology switching in a Dirac semimetal
A grand challenge underlies the entire field of topology-enabled quantum logic and
information science: how to establish topological control principles driven by quantum …
information science: how to establish topological control principles driven by quantum …
Evidence for a strain-tuned topological phase transition in ZrTe5
A phase transition between topologically distinct insulating phases involves closing and
reopening the bandgap. Near the topological phase transition, the bulk energy spectrum is …
reopening the bandgap. Near the topological phase transition, the bulk energy spectrum is …
Theory for the charge-density-wave mechanism of 3D quantum Hall effect
The charge-density-wave (CDW) mechanism of the 3D quantum Hall effect has been
observed recently in ZrTe 5 [Tang et al., Nature 569, 537 (2019) 10.1038/s41586-019-1180 …
observed recently in ZrTe 5 [Tang et al., Nature 569, 537 (2019) 10.1038/s41586-019-1180 …
Gigantic Magnetochiral Anisotropy in the Topological Semimetal
Topological materials with broken inversion symmetry can give rise to nonreciprocal
responses, such as the current rectification controlled by magnetic fields via magnetochiral …
responses, such as the current rectification controlled by magnetic fields via magnetochiral …
[HTML][HTML] Ultrafast investigation and control of Dirac and Weyl semimetals
CP Weber - Journal of Applied Physics, 2021 - pubs.aip.org
Ultrafast experiments using sub-picosecond pulses of light are poised to play an important
role in the study and use of topological materials and, particularly, of the three-dimensional …
role in the study and use of topological materials and, particularly, of the three-dimensional …