Quasiparticle Relaxation Dynamics in Two Distinct Gap Structures: La${}_{0.67}$Ca${}_{0.33}$MnO${}_3$ and LaMnO${}_3$

Y. H. Ren, H. B. Zhao, G. L\U{fc}pke +4

The spin and quasiparticle relaxation dynamics in La${}_{0.67}$Ca${}_{0.33}$MnO${}_3$ and LaMnO${}_3$ single crystals and thin films is investigated as a function of temperature and ma…