We study terahertz emission due to charge transport in inhomogeneous fields of semiconductor devices. The dependence on the applied field unveils individual constituents such as intervalley transfer of electrons and the contribution of hole transport.
© 2008 Optical Society of America
(020.0020) Atomic and molecular physics : Atomic and molecular physics
(020.1670) Atomic and molecular physics : Coherent optical effects
(320.0320) Ultrafast optics : Ultrafast optics
(320.5390) Ultrafast optics : Picosecond phenomena
G. P. Acuna, F. F. Buersgens, C. H. Lang, and R. Kersting, "Terahertz Emission from Charge Transport in Inhomogeneous Fields," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest (CD) (Optical Society of America, 2008), paper JWA42.
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