Title :
Portable 1.55μm terahertz spectrometer and imaging system
Author :
Han, Sang-Pil ; Kim, Namje ; Ryu, Han-Cheol ; Ko, Hyunsung ; Park, Jeong-Woo ; Jeon, Min Yong ; Park, Kyung Hyun
Author_Institution :
THz Photonics Creative Res. Center, ETRI, Daejeon, South Korea
Abstract :
We demonstrate a portable terahertz (THz) spectrometer and imaging system. Absorption lines of water vapor in the free space are clearly observed by using the THz system. A THz imaging of a medical knife behind a poly-ethylene is finely measured by the same THz system as well.
Keywords :
III-V semiconductors; gallium arsenide; indium compounds; portable instruments; terahertz spectroscopy; terahertz wave imaging; InGaAs; absorption lines; free space; medical knife; poly-ethylene; portable terahertz spectrometer; terahertz imaging system; water vapor; wavelength 1.55 mum; Absorption; Biomedical imaging; Distributed feedback devices; Optical fiber amplifiers; Optical fiber dispersion; Spectroscopy;
Conference_Titel :
Numerical Simulation of Optoelectronic Devices (NUSOD), 2012 12th International Conference on
Conference_Location :
Shanghai
Print_ISBN :
978-1-4673-1602-6
DOI :
10.1109/NUSOD.2012.6316498
