Optics Express · 2017 · 66 citations · 48 references
EngineeringElectrical EngineeringInstrumentationPhotonicsSpectroscopyAbsorption SpectroscopyEnvironmental InstrumentationOptical InstrumentationOptical InstrumentsOptical SensorsOptical SpectroscopyAdaptive Kalman FilterCavity Enhanced SpectroscopyIn Situ MeasurementIn-situ MonitoringNitrogen DioxideNitrogen Dioxide MeasurementOptical Environmental SensingPortable Spectroscopy Systems
were improved to 8 pptv and 40 pptv in 21 s.
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