Numerical analysis of quantitative measurement of hydroxyl radical concentration using laser-induced fluorescence in flame

Chen Shuang^{1, 2, †,}, Su Tie², Zheng Yao-Bang², Chen Li², Liu Ting-Xu², Li Ren-Bing², Yang Fu-Rong^{1, 2}

Temperature-dependent relative fluorescence yields of different excitation lines at different temperatures and pressures: (a) P₁(7) (0–1) and (b) Q₁(6) (0–0). The unit 1 atm = 1.01325×10⁵ Pa.