Title :
High-frequency modulation of bound-to-continuum Terahertz quantum cascade lasers up to 24GHz
Author :
Maineult, W. ; Ding, L. ; Gellie, P. ; Lugani, L. ; Filloux, P. ; Sirtori, C. ; Barbieri, S. ; Guilet, S. ; Braive, R. ; Sagne, I. ; Beere, H.E. ; Ritchie, D.A.
Author_Institution :
Mater. et Phenomenes Quantiques, Univ. Paris 7, Paris, France
Abstract :
We report on the high frequency modulation of terahertz (THz) quantum cascade lasers (QCLs). By resonantly enhancing the frequency response of the RF biasing circuit we show that 4 mm and 1.5 mm-long metal-metal waveguide 2.3 THz QCLs, can be modulated up to 21 and 24 GHz respectively.
Keywords :
frequency modulation; optical modulation; quantum cascade lasers; QCL; RF biasing circuit; bound-to-continuum terahertz quantum cascade lasers; frequency 2.3 THz; frequency 21 GHz to 24 GHz; high-frequency modulation; metal-metal waveguide; size 1.5 mm; size 4 mm; Amplitude modulation; Frequency modulation; Frequency response; Inductance; Microstrip; Packaging; Quantum cascade lasers; Radio frequency; Resonance; Stripline; (000.0000) General; [8-pt. type. For codes, see www.opticsinfobase.org/submit/ocis.];
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
