Title :
Indirect pump scheme for quantum-cascade lasers: electron transport and very high T0-values
Author :
Yamanishi, Masamichi ; Fujita, Kazuue ; Edamura, Tadataka ; Kan, Hirofumi
Author_Institution :
Central Res. Labs., Hamamatsu Photonics K.K., Hamamatsu, Japan
Abstract :
The indirect pump scheme is proposed to clarify its feasibility. The high device-performance of mid-infrared quantum-cascade lasers based on the proposed scheme is demonstrated: in particular, very high T0-values of 240~400 K around room temperature.
Keywords :
infrared spectra; optical pumping; quantum cascade lasers; transport processes; electron transport; indirect pump scheme; midinfrared quantum cascade laser; temperature 200 K to 400 K; Electrons; Laser excitation; Optical design; Phonons; Pump lasers; Quantum cascade lasers; Resonance; Semiconductor lasers; Stationary state; Tunneling; (140.3070) Infrared and far-infrared lasers; (140.5965) Semiconductor lasers, quantum cascade;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
