Active Mode Remote Infrared Spectroscopy Detection of TNT and PETN on Aluminum Substrates

Figure 6

(a) Regression coefficient and loading plot for PLS model of detection of TNT explosives on Al plates at 8 m standoff distance. (b) Regression coefficient and loading plot for PLS model of detection of PETN explosives on Al plates at 1 m standoff distance and angle of collection 1°.

(a)

(b)