High-sensitive double incidence multi-pass cell for trace gas detection based on TDLAS
Yongpeng Shi, Zhen Hu, Mingsheng Niu, Taohua Li, Hui Li, Huiyuan Liu, Xiangxian Li, Xiangxian Li
Topics & Concepts
Tunable diode laser absorption spectroscopyTrace gasMethaneDetection limitSensitivity (control systems)Absorption (acoustics)LaserNoise reductionTime delay and integrationWavelengthKalman filterAbsorption spectroscopyChemistryAnalytical Chemistry (journal)Tunable laserComputer scienceOpticsMaterials scienceOptoelectronicsElectronic engineeringPhysicsChromatographyArtificial intelligenceEngineeringOrganic chemistrySpectroscopy and Laser ApplicationsAtmospheric and Environmental Gas DynamicsAtmospheric Ozone and Climate