Title :
Optical frequency combs of multi-GHz line-spacing for real-time multi-heterodyne spectroscopy
Author :
Ishizawa, A. ; Nishikawa, T. ; Yan, M. ; Millot, G. ; Gotoh, H. ; Hansch, T.W. ; Picque, N.
Author_Institution :
NTT Basic Res. Labs., NTT Corp., Atsugi, Japan
Abstract :
Dual-comb spectroscopy using electro-optic-modulator-based frequency combs broadened in a highly nonlinear fiber opens up new opportunities for analytical spectroscopy. One hundred thousand spectra per second are measurable with a 10-THz span and a 157-GHz resolution.
Keywords :
electro-optical modulation; optical fibres; optical frequency combs; spectral line broadening; terahertz spectroscopy; analytical spectroscopy; dual-comb spectroscopy; electro-optic-modulator-based frequency combs; multiGHz line-spacing; nonlinear fiber; real-time multiheterodyne spectroscopy; Frequency modulation; Optical fiber couplers; Optical fiber dispersion; Optical interferometry; Optical transmitters; Spectroscopy;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
