Research Article
Detection of Nitroaromatic and Peroxide Explosives in Air Using Infrared Spectroscopy: QCL and FTIR
Figure 1
Schematic diagram of the experimental setup. (a) FT-IR interferometer with modulated light source. (b) Open Path FT-IR with unmodulated (external) thermal source. (c) Quantum cascade laser (QCL) scanning system.