Simultaneous and molecularly selective parts-per-billion detection of benzene, toluene, and xylenes (BTX) using a thermal desorption (TD)-FTIR hollow waveguide (HWG) trace gas sensor is demonstrated ...

Department of Chemical Engineering, Aristotle University of Thessaloniki, P.O. Box 1517, University City, Thessaloniki 54124, Greece, and Chemical Process Engineering Research Institute, Centre for ...