Fast-response concentration measurement of bromotrifluoromethane using a quantum cascade laser (QCL) at 8280 μm Yuan, Wei ; Zhang, Dan ; Lu, Song ; Zhang, He Ping ; Guan, Yu Abstract Publication: Optics Express Pub Date: March 2019 DOI: 10.1364/OE.27.008838 Bibcode: 2019OExpr..27.8838Y