3 papers
cond-mat.other2026
Anisotropic magnetoresistance and magnetic field-tunable Weyl nodes in Weyl metal SrRuO thin films
Uddipta Kar, Akhilesh Kr. Singh, Elisha Cho-Hao Lu +8
Weyl semimetals are a unique class of topological materials, possessing Fermi-arc surface states and exhibiting the chiral anomaly effect. The chiral anomaly refers to non-equilibr…
physics.optics2024
Origin of nonlinear photocurrents in chiral multifold semimetal CoSi unveiled by terahertz emission spectroscopy
Yao-Jui Chan, Syed Mohammed Faizanuddin, Raju Kalaivanan +8
Spectroscopic identification of distinct nonlinear photocurrents unveils quantum geometric properties of electron wavefunctions and the momentum-space topological structures. This…
cond-mat.mes-hall2023
Nonlinear and nonreciprocal transport effects in untwinned thin films of ferromagnetic Weyl metal SrRuO
Uddipta Kar, Elisha Cho-Hao Lu, Akhilesh Kr. Singh +12
The identification of distinct charge transport features, deriving from nontrivial bulk band and surface states, has been a challenging subject in the field of topological systems.…