Title :
Ultrafast photoconductive detectors based on semiconductors with long carrier lifetimes
Author :
Tani, M. ; Sakai, K. ; Mimura, H.
Author_Institution :
Commun. Res. Lab., Kansai Adv. Res. Center, Iwaoka, Japan
Abstract :
Photoconductive switches based on semiconductors with long carrier lifetimes were fabricated and used to detect terahertz (THz) radiation pulses. The detector responses were compared with those of a photoconductive detector based on a semiconductor with a very short carrier lifetime.
Keywords :
carrier lifetime; high-speed optical techniques; photoconducting switches; photodetectors; carrier lifetimes; detector response; photoconductive switches; terahertz radiation pulse detection; ultrafast photoconductive detectors; Charge carrier lifetime; Dipole antennas; Gallium arsenide; Laser excitation; Optical pulse generation; Optical pulses; Photoconducting devices; Photoconductivity; Pulse measurements; Radiation detectors;
Conference_Titel :
Microwave Photonics, 1996. MWP '96. Technical Digest., 1996 Internatonal Topical Meeting on
Conference_Location :
Kyoto, Japan
Print_ISBN :
0-7803-3129-X
DOI :
10.1109/MWP.1996.662056
