Phonon anomalies within the polar charge density wave phase of the structurally chiral superconductor Mo${}_3$Al${}_2$C

Shangfei Wu, Xianghan Xu, Fei-Ting Huang +3

We employ polarization-resolved Raman spectroscopy to study the lattice dynamics of the polar charge density wave phase of the superconductor Mo${}_3$Al${}_2$C with structural chiralit…