High-precision in situ sensor for methane isotope (δ13C) measurement based on the near-infrared off-axis integrated cavity output spectroscopy
Yixuan Liu, Mingsi Gu, Chenguang Yang, Ning Pan, Kun Liu, Guishi Wang, Tu Tan, Jiaoxu Mei, Xiaoming Gao
Topics & Concepts
In situMethaneSpectroscopyMaterials scienceIsotopeInfraredInfrared spectroscopyRemote sensingNear-infrared spectroscopyOpticsOptoelectronicsPhysicsGeologyChemistryMeteorologyQuantum mechanicsOrganic chemistrySpectroscopy and Laser ApplicationsAtmospheric and Environmental Gas DynamicsAtmospheric Ozone and Climate