Title :
Spectrometer-less Raman detection using rotating, tunable band-pass filters
Author :
Biedrzycki, S. ; Buric, M. ; Falk, J. ; Woodruff, S.
Author_Institution :
Nat. Energy Technol. Lab., Morgantown, WV, USA
Abstract :
Rotation of thin-film, angle-tunable, band-pass filters was used to detect atmospheric-pressure nitrogen in a capillary-waveguide, Raman system. The sinusoidal rotation (frequency f) varies the center of the filters´ pass-band and a 2f electrical signal was detected.
Keywords :
Raman spectra; Raman spectroscopy; band-pass filters; thin film sensors; atmospheric-pressure nitrogen detector; capillary-waveguide; electrical signal; sinusoidal rotation; spectrometer-less Raman detection; thin-film angle-tunable band-pass filters; Band pass filters; Fluorescence; Nitrogen; Optical fiber filters; Raman scattering; Spectroscopy;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
