Pseudo-electromagnetic fields in 3D topological semimetals
Dirac and Weyl semimetals react to position-dependent and time-dependent perturbations,
such as strain, as if subject to emergent electromagnetic fields, known as pseudo-fields …
such as strain, as if subject to emergent electromagnetic fields, known as pseudo-fields …
Topoelectrical circuit realization of a Weyl semimetal heterojunction
Weyl semimetals (WSMs) are a recent addition to the family of topological materials, and the
physical realization of heterojunctions between different types of WSMs is challenging. Here …
physical realization of heterojunctions between different types of WSMs is challenging. Here …
Type-II corner modes in topolectrical circuits
We study the rich properties of a topolectrical (TE) circuit array consisting of lossless basic
electrical components, such as capacitors and inductors, which can be designed to exhibit …
electrical components, such as capacitors and inductors, which can be designed to exhibit …
Magnetotransport of Weyl semimetals with tilted Dirac cones
Weyl semimetals (WSM) exhibit chiral anomaly in their magnetotransport due to broken
conservation laws. Here, we analyze the magnetotransport of WSM in the presence of the …
conservation laws. Here, we analyze the magnetotransport of WSM in the presence of the …
Electrically tunable valley polarization in Weyl semimetals with tilted energy dispersion
Tunneling transport across electrical potential barriers in Weyl semimetals with tilted energy
dispersion is investigated. We report that the electrons around different valleys experience …
dispersion is investigated. We report that the electrons around different valleys experience …
Electrically modulated Josephson junction of light-dressed topological insulators
In a Josephson junction mediated by a two-dimensional irradiated topological insulator, the
current-phase relation can be electrically modulated, including the 0-π phase transition and …
current-phase relation can be electrically modulated, including the 0-π phase transition and …
[HTML][HTML] Possible verification of tilt mismatch in asymmetric Dirac-cone systems using resonant tunneling properties
The tilt-mismatch effect on resonant tunneling through an electrical potential barrier in
asymmetric tilt-Dirac cone junction is investigated. By varying barrier height, the angle …
asymmetric tilt-Dirac cone junction is investigated. By varying barrier height, the angle …
Conservation of chirality at a junction between two Weyl semimetals
S Tchoumakov, B Bujnowski, J Noky, J Gooth… - Physical Review B, 2021 - APS
In Weyl semimetals the location of linear band crossings, the Weyl cones, is not bound to
any high-symmetry point of the Brillouin zone, unlike the Dirac nodes in graphene. This …
any high-symmetry point of the Brillouin zone, unlike the Dirac nodes in graphene. This …
Group delay time and Hartman effect in strained Weyl semimetals
Z Xu, ZB Siu, Y Chen, J Huang, Y Li… - Journal of Physics …, 2019 - iopscience.iop.org
The group delay time was theoretically studied in Weyl semimetals (WSMs) in the presence
of strain. The Hartman effect, where the delay time for tunneling through a barrier tends to a …
of strain. The Hartman effect, where the delay time for tunneling through a barrier tends to a …
Transport across a topoelectrical Weyl semimetal heterojunction
We propose a general method to realize and calculate the transmission in a Weyl semimetal
(WSM) heterostructure by employing a periodic three-dimensional topoelectrical (TE) circuit …
(WSM) heterostructure by employing a periodic three-dimensional topoelectrical (TE) circuit …