A novel photoacoustic spectroscopy (PAS) gas sensor based on multi-resonator T-type
photoacoustic cell (MRT-PAC) with the merits of compact size and simple structure is …

Natural gas is widely used for domestic and industrial purposes, and whether it is being
leaked into the air cannot be directly known. The current problem is that gas leakage is not …

In spectral absorption techniques, overlap** spectra cause distortion in absorption line
heights, leading to inaccuracies in concentration measurements, which poses a significant …

A hollow-core fiber (HCF) combined with a broadband supercontinuum laser-based direct
absorption spectroscopy technique is pro-posed and demonstrated for concentration …

Conference title, upper and lower case, bolded, 18 point type, centered Page 1 Hollow Core
Waveguide assisted Broadband Methane Sensing Ramya Selvaraj Electrical Engineering …

Quartz enhanced photoacoustic detection of Acetone, Ammonia and Methane in the 8 µm
band is demonstrated using a broadband quantum cascade laser source. A minimum …

Hollow-core fiber and photoacoustic spectroscopy techniques are demonstrated for the
measurement of atmospheric CO 2 using a broadband supercontinuum laser at 2 µm …

This paper identifies methane and acetylene concentration in a gas mixture by broadband
absorption spectroscopy. A broadband supercontinuum laser source (spectral range from …

Carbon dioxide gas impacts environment and human beings. However, the accurate
prediction of molecular level is a challenging task. We presented an optical sensing …

摘要采用一种具有双零色散点的三角形纤芯硅单质光子晶体光纤作为中红外超连续谱激光的非
线性工作介质, 利用峰值功率为1500 W, 脉冲宽度为100 fs, 波长范围为2. 6~ 2. 9 µm …