Paper
17 September 2009 Liquid explosive detection from outside of the bottle by NIR
Hideo Itozaki, Yuji Yamauchi
Author Affiliations +
Abstract
Liquid explosives have recently been used in terrorism. Inspection of bottles has become very important, because these liquid explosives and their raw materials can be easily carried in bottles. Hydrogen peroxide is a typical raw material of liquid explosives. It was difficult to evaluate the concentration of hydrogen peroxide a bottled drink, because of the similarity of its optical properties to those of water. Using the near-infrared spectrum and multivariate statistical analysis, concentrations of a percent order of hydrogen peroxide can be evaluated from outside of the bottle instantly. Hydrogen peroxide has been detected not only in clear PET or glass bottles but also in colored glass bottles. Hydrogen peroxide mixed with soft drink such as coke or orange juice with pulp was also easily detected by this method. This technique can be applied to the inspection of bottles at airport security and so on.
© (2009) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Hideo Itozaki and Yuji Yamauchi "Liquid explosive detection from outside of the bottle by NIR", Proc. SPIE 7484, Optically Based Biological and Chemical Detection for Defence V, 748405 (17 September 2009); https://doi.org/10.1117/12.830333
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KEYWORDS
Hydrogen

Calibration

Liquids

Near infrared

Absorbance

Glasses

Positron emission tomography

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