Title :
Intersubband Raman laser for operation in terahertz
Author :
Vijayraghavan, K. ; Adams, R.W. ; Cho, Y. -H ; Belyanin, A.A. ; Khanna, S.P. ; Li, L. ; Davies, A.G. ; Linfield, E.H. ; Belkin, Mikhail A.
Author_Institution :
Dept. of Electr. & Comput. Eng., Univ. of Texas at Austin, Austin, TX, USA
Abstract :
We theoretically discuss a possible design of a terahertz intersubband Raman laser. Simulation results show that terahertz Raman gain above 30 cm-1 at 4.2 THz can be produced in these devices using mid-infrared pump intensities below 2 MW/cm2.
Keywords :
Raman lasers; infrared spectra; optical pumping; submillimetre wave lasers; frequency 4.2 THz; intersubband Raman laser; mid-infrared pump intensities; terahertz Raman gain; terahertz operation; Laser excitation; Laser modes; Laser transitions; Pump lasers; Quantum cascade lasers; Stimulated emission; Waveguide lasers;
Conference_Titel :
Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 2011 36th International Conference on
Conference_Location :
Houston, TX
Print_ISBN :
978-1-4577-0510-6
Electronic_ISBN :
2162-2027
DOI :
10.1109/irmmw-THz.2011.6105200