Title :
Nonlinear THz spectroscopy on the dielectric thin films
Author :
Katayama, Ikufumi ; Aoki, Hiroshi ; Takeda, Jun ; Shimosato, Hiroshi ; Ashida, Masaaki ; Kinjo, Ryuhei ; Kawayama, Iwao ; Tonouchi, Masayoshi ; Nagai, Masaya ; Tanaka, Koichiro
Author_Institution :
Interdiscipl. Res. Center, Yokohama Nat. Univ., Yokohama, Japan
Abstract :
Anharmonicity in the soft-mode potential of quantum-paraelectric SrTiO3 thin films has been directly observed with strong terahertz wave generated from a LiNbO3 single crystal. Hardening of the soft-mode resonance has been detected.
Keywords :
Dielectric constant; Dielectric materials; Dielectric thin films; Electrochemical impedance spectroscopy; Frequency; Lattices; Optical pulses; Pulse amplifiers; Temperature; Transistors;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA, USA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
