*Fumiyoshi Kuwashima1, Mona Jarrahi2, Semih Cakmakyapan2, Kenji Wada3, Masanobu Haraguchi4, Yuki Kawakami5, Takeshi Moriyasu6, Osamu Morikawa7, Kazuyoshi Kurihara8, Hideaki Kitahara9, Takashi Furuya9, Makoto Nakajima10, Masahiko Tani9
(1. Fukui Univ. of Tech., 2. University of California Los Angeles, 3. Osaka Metropolitan University, 4. Tokushima University, 5. National Institute of Technology (KOSEN), Fukui College, 6. Faculty of Engineering, University of Fukui , 7. Chair of Liberal Arts, Japan Coast Guard Academy, 8. School of Education., University. of Fukui, 9. Research Center for Development of Far-Infrared Region, University of Fukui, 10. Osaka Univ.)
Highly efficient THz wave using chaotically oscillating laser diode is investigated. Compared it to conventional continuous wave multi-mode semiconductor laser excitation system, about ten times output power is increased because of chaos supremacy.