2 papers
cond-mat.mtrl-sci2024
Surface Second Harmonic Generation from Topological Dirac Semimetal PdTe
Syed Mohammed Faizanuddin, Ching-Hang Chien, Yao-Jui Chan +4
Recent experiments and calculations in topological semimetals have observed anomalously strong second-order optical nonlinearity, but yet whether the enhancement also occurs at sur…
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…