Strahl, ThomasThomasStrahlHerbst, JohannesJohannesHerbstWöllenstein, JürgenJürgenWöllenstein2024-05-232024-05-232023https://publica.fraunhofer.de/handle/publica/46873410.1364/HMISE.2023.HTh3C.6Methane leaks down to 0.25 ml/min can be located and quantified by a single concentration image with a resolution of few ppm*m using direct absorption spectroscopy in combination with mid-infrared imaging and image processing methods.enAbsorption spectroscopyGas imagingMid-infrared imagingMethane leak detectionconference paper