A two-wavelength absorption/scattering measurement technique is described whereby vapor concentrations inside sprays and aerosols are probed nonintrusively. The technique has been applied to measure the vapor concentration inside an n-heptane fuel spray.
© 1981 Optical Society of America
A. R. Chraplyvy, "Nonintrusive measurements of vapor concentrations inside sprays," Appl. Opt. 20, 2620-2624 (1981)