Khan, Pritam; Kanamaru, Masataka; Hsu, Wei-Hung; Kichise, Minori; Fujii, Yasuliro; Koreeda, Akitoshi; Satoh, Takuya
(IOP Publishing, 2019)
We employed femtosecond pump-probe technique to investigate the dynamics of coherent
optical phonons in iron garnet. A phenomenological symmetry-based consideration reveals
that oscillations of the terahertz T2g mode are ...