Miniature external-cavity tunable lasers are combined with retro-reflected optical-heterodyne detection for rapidly swept, continuous-wave cavity ringdown spectroscopy. This yields a compact, rugged, versatile, high-performance instrument for efficient spectroscopic sensing of gases.
|Number of pages||2|
|Journal||OSA Trends in Optics and Photonics Series|
|Publication status||Published - 2004|