Title :
Ultrafast spin spectroscopy for rare-earth orthoferrites and orthochromites by THz pulses
Author_Institution :
Institute of Laser Engineering, Osaka University, 2-6 Yamadaoka, Suita, Osaka 565-0871, Japan
Abstract :
Impulsive excitation of terahertz magnetic field induces spin precession motions and the spin dynamics are probed. The results of temperature dependence in ErCrO3 and enhancement of spin precession amplitudes using metamaterial in ErFeO3 is reported.
Keywords :
"Magnetic fields","Magnetic resonance","Magnetization","Temperature dependence","Magnetic materials","Time-domain analysis","Metamaterials"
Conference_Titel :
Lasers and Electro-Optics Pacific Rim (CLEO-PR), 2015 11th Conference on
DOI :
10.1109/CLEOPR.2015.7376393
