We have generated broadband THz pulses within eight periods of InGaN/GaN quantum wells due to dipole radiation following generation of spatially-separated electrons and holes. Output powers as high as 1 μW have been obtained.
© 2011 OSA
(190.4350) Nonlinear optics : Nonlinear optics at surfaces
(320.7110) Ultrafast optics : Ultrafast nonlinear optics
(320.7130) Ultrafast optics : Ultrafast processes in condensed matter, including semiconductors
G. Sun, G. Xu, Y. J. Ding, H. Zhao, G. Liu, J. Zhang, and N. Tansu, "High-Power Terahertz Generation due to Dipole Radiation within InGaN/GaN Multiple Quantum Wells," in CLEO:2011 - Laser Applications to Photonic Applications, OSA Technical Digest (CD) (Optical Society of America, 2011), paper CMM4.
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