Detection of Black Plastics in the Middle Infrared Spectrum (MIR) Using Photon Up-Conversion Technique for Polymer Recycling Purposes

CC BY 4.0Becker, WolfgangWolfgangBeckerSachsenheimer, KerstinKerstinSachsenheimerKlemenz, MelanieMelanieKlemenz2022-03-0522.9.20172017https://publica.fraunhofer.de/handle/publica/24963510.3390/polym9090435en547Detection of Black Plastics in the Middle Infrared Spectrum (MIR) Using Photon Up-Conversion Technique for Polymer Recycling Purposesjournal article