Quantitative temperature imaging at elevated pressures and in a confined space with CH<sub>4</sub>/air laminar flames by filtered Rayleigh scattering

Quantitative temperature imaging at elevated pressures and in a confined space with CH₄/air laminar flames by filtered Rayleigh scattering

Yan Bo^{1, 2, 3}, Chen Li^{1, 2}, Li Meng^{1, 2}, Chen Shuang^{1, 2, †}, Gong Cheng², Yang Fu-Rong^{1, 2}, Wu Yun-Gang^{1, 2}, Zhou Jiang-Ning^{1, 2}, Mu Jin-He^{1, 2}

(a) Distributions of combustion temperature (single shot) at 1.5 cm above the burner; (b) variations of relative uncertainty with mean temperature based on Fig. 9.