3 papers
cond-mat.mes-hall2023
Ultrafast Carrier Relaxation and Second Harmonic Generation in a Higher-Fold Weyl Fermionic System PtAl
Vikas Saini, Ajinkya Punjal, Utkarsh Kumar Pandey +10
In topological materials, shielding of bulk and surface states by crystalline symmetries has provided hitherto unknown access to electronic states in condensed matter physics. Inte…
cond-mat.str-el2023
A Trivial Geometrical Phase of an Electron Wavefunction in a Direct Band Gap Semiconductor CdGeAs
Vikas Saini, Souvik Sasmal, Vikash Sharma +5
Chalcopyrite compounds are extensively explored for their exotic topological phases and associated phenomena in a variety of experiments. Here, we discuss the electrical transport…
cond-mat.str-el2023
Coexistence of phononic Weyl, nodal line, and threefold excitations in chalcopyrite CdGeAs and associated thermoelectric properties
Vikas Saini, Bikash Patra, Bahadur Singh +1
Realization of topologically protected quantum states leads to unprecedented opportunities for fundamental science and device applications. Here, we demonstrate the coexistence of…