DocumentCode
2365283
Title
Inversionless amplification of coherent THz radiation
Author
Martini, Rainer ; Hilbk-Kortenbruck, Frank ; Haring Bolfvar, P. ; Kurz, Heinrich
Author_Institution
Inst. fur Halbleitertech. II, Tech. Hochschule Aachen, Germany
fYear
1998
fDate
3-4 Sep 1998
Firstpage
242
Lastpage
245
Abstract
An inversion-less amplification of coherent THz emission is achieved by coherent superposition with an electromagnetic background field. This process is applicable to a wide variety of optically impulsively excited THz emitters. The amplification is experimentally demonstrated both in single-pass as well as in resonator configurations. The fundamental limits and prerequisites are discussed, stressing analogies and differences to standard amplification by stimulated emission
Keywords
submillimetre wave generation; submillimetre wave spectroscopy; time resolved spectroscopy; coherent superposition; coherent terahertz radiation generation; electromagnetic background field; inversionless amplification; resonator configurations; time-resolved spectroscopy; Electromagnetic fields; Electromagnetic radiation; Optical resonators; Optical saturation; Optical scattering; Optical superlattices; Spectroscopy; Stimulated emission; Surface emitting lasers; Ultrafast optics;
fLanguage
English
Publisher
ieee
Conference_Titel
Terahertz Electronics Proceedings, 1998. THz Ninety Eight. 1998 IEEE Sixth International Conference on
Conference_Location
Leeds
Print_ISBN
0-7803-4903-2
Type
conf
DOI
10.1109/THZ.1998.731749
Filename
731749
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