Title :
Fingerprinting molecules based on direct measurement of absorption spectrum by frequency-tuning monochromatic THz source
Author :
Shi, Wei ; Ding, Yujie J.
Author_Institution :
Dept. of Comput. Sci. & Electr. Eng., Lehigh Univ., Bethlehem, PA, USA
Abstract :
By measuring the absorption spectra of three families of the common chemicals in the vapor phase, we have demonstrated that THz absorption spectroscopy could be eventually used to fingerprint molecules.
Keywords :
spectrochemical analysis; submillimetre wave spectra; THz absorption spectroscopy; absorption spectra measurement; fingerprinting molecule; frequency-tuning monochromatic THz source; vapor phase; Atmospheric measurements; Chemicals; Electromagnetic wave absorption; Fingerprint recognition; Frequency measurement; Gases; Infrared spectra; Phase measurement; Pollution measurement; Spectroscopy;
Conference_Titel :
Lasers and Electro-Optics, 2005. (CLEO). Conference on
Print_ISBN :
1-55752-795-4
DOI :
10.1109/CLEO.2005.202078
