Chiral anomaly as the origin of the planar Hall effect in Weyl semimetals

S Nandy, G Sharma, A Taraphder, S Tewari - Physical review letters, 2017 - APS
In condensed matter physics, the term “chiral anomaly” implies the violation of the separate
number conservation laws of Weyl fermions of different chiralities in the presence of parallel …

Thermoelectric properties of Weyl and Dirac semimetals

R Lundgren, P Laurell, GA Fiete - Physical Review B, 2014 - APS
We study the electronic contribution to the thermal conductivity and the thermopower of Weyl
and Dirac semimetals using a semiclassical Boltzmann approach. We investigate the effect …

Nernst and magnetothermal conductivity in a lattice model of Weyl fermions

G Sharma, P Goswami, S Tewari - Physical Review B, 2016 - APS
Weyl semimetals (WSMs) are topologically protected three-dimensional materials whose
low-energy excitations are linearly dispersing massless Dirac fermions, possessing a …

Optical and transport properties in three-dimensional Dirac and Weyl semimetals

CJ Tabert, JP Carbotte, EJ Nicol - Physical Review B, 2016 - APS
Within a Kubo formalism, we study dc transport and ac optical properties of 3D Dirac and
Weyl semimetals. Emphasis is placed on the approach to charge neutrality and on the …

Unveiling phase space modifications: A clash of modified gravity and the generalized uncertainty principle

A Wojnar - Physical Review D, 2024 - APS
This study explores the link between modified gravity and modifications of phase space
volume. Analyzing Fermi gas modifications in the nonrelativistic limit of the Ricci-based …

Fermi gas and modified gravity

A Wojnar - Physical Review D, 2023 - APS
We derive the equations of state of Fermi gas by maximizing the Fermi-Dirac entropy in
modified gravity in the relativistic and nonrelativistic case. It will be demonstrated that the …

Metric-affine effects in crystallization processes of white dwarfs

S Kalita, L Sarmah, A Wojnar - Physical Review D, 2023 - APS
We analyze the effects of modified gravity on specific heats of electrons and ions, Debye
temperature, crystallization process, and cooling mechanism in white dwarfs. We derive the …

Compact stellar structures in Weyl geometric gravity

Z Haghani, T Harko - Physical Review D, 2023 - APS
We consider the structure and physical properties of specific classes of neutron, quark, and
Bose-Einstein condensate stars in the conformally invariant Weyl geometric gravity theory …

Weak antilocalization and localization in disordered and interacting Weyl semimetals

HZ Lu, SQ Shen - Physical Review B, 2015 - APS
Using the Feynman diagram techniques, we derive the finite-temperature conductivity and
magnetoconductivity formulas from the quantum interference and electron-electron …

Magnetotransport of Weyl semimetals due to the chiral anomaly

VA Zyuzin - Physical Review B, 2017 - APS
We study the electric field and temperature gradient driven magnetoconductivity of a Weyl
semimetal system. To analyze the responses, we utilize the kinetic equation with …