Ostendorf, RalfRalfOstendorfButschek, L.L.ButschekMerten, A.A.MertenDreyhaupt, A.A.DreyhauptGrahmann, J.J.GrahmannRattunde, MarcelMarcelRattundeJarvis, J.J.JarvisHärtelt, MarkoMarkoHärteltHugger, StefanStefanHuggerFuchs, F.F.FuchsWagner, J.J.Wagner2022-03-132022-03-132016https://publica.fraunhofer.de/handle/publica/40052810.1364/LACSEA.2016.LTH3E.4Real-time MIR spectroscopic sensing using a MOEMS based external cavity quantum cascade laser is demonstrated by transmission measurements on polystyrene absorber sheets as well as reflectance measurements on active pharmaceutical ingredients.en667conference paper