Lancaster, D.Dawes, J.2010-08-192010-08-191996Applied Optics, 1996; 35(21):4041-40450003-69351539-4522http://hdl.handle.net/2440/59909en© 1996 Optical Society of AmericaMethane sensingdifference frequency mixingMethane detection with a narrow-band source at 3.4 µm based on a Nd:YAG pump laser and a combination of stimulated Raman scattering and difference frequency mixingMethane detection with a narrow-band source at 3.4 micrometres based on a Nd:YAG pump laser and a combination of stimulated Raman scattering and difference frequency mixingJournal article003000113510.1364/AO.35.00404165141