Tacke, M.M.Tacke2022-03-082022-03-081991https://publica.fraunhofer.de/handle/publica/318511Diode lasers are used in environmental analysis for the immission detection of trace gases at the ppb level with temporal resolution of some minutes as well as for emission studies with millisecond response times. The fundamentals of these applications are described.deemission analysisEmissionsanalyseEnvironmental Measurement Techniquegas analysisGasanalyseImmission MeasurementImmissionsmessungprocess gasProzeßgasSpurengastrace gasUmweltmeßtechnik621conference paper