Title :
Time-domain optical sensing
Author :
Kelkar, P.V. ; Coppinger, F. ; Bhushan, A.S. ; Jalali, B.
Author_Institution :
Dept. of Electr. Eng., California Univ., Los Angeles, CA, USA
fDate :
9/16/1999 12:00:00 AM
Abstract :
A chirped optical supercontinuum is used to map absorption spectra into temporal waveforms. Time-domain spectral measurement of acetylene is demonstrated using a modelocked fibre laser as the source of broadband radiation and a sampling oscilloscope for spectral measurement
Keywords :
fibre lasers; infrared spectra; infrared spectrometers; infrared spectroscopy; laser mode locking; organic compounds; spectral analysis; spectroscopic light sources; time-domain analysis; 1515 to 1540 nm; Er-doped fibre laser; absorption spectra; acetylene; broadband radiation; chirped optical supercontinuum; modelocked fibre laser; sampling oscilloscope; spectral measurement; temporal waveforms; time-domain optical sensing; time-domain spectral measurement;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19991116
