Infrared and Laser Engineering, Volume. 53, Issue 12, 20240293(2024)
Application and research progress of terahertz spectroscopy technology in explosive detection
Figures & Tables(5)
Fig. 1. The position of terahertz waves in the electromagnetic spectrum
Fig. 3. Absorption coefficient spectra of RDX (red) and HMX (blue)
Table 1. Characteristic terahertz spectrum of different explosives
View tableView in ArticleTable 1. Characteristic terahertz spectrum of different explosives
Types of explosives Characteristic peak position/THz The range of spectrum/THz Reference RDX 0.84, 1.08, 1.50, 1.92, 2.30 0.3-3 [17] HMX 1.75, 2.50, 2.90 0.3-3 LLM-105 1.27, 1.59, 2.00, 2.08, 2.20, 2.29 0.2-2.4 [25] FOX-7 1.59/2.12 RDX 0.82, 1.05, 1.50, 1.92, 2.20 SAZ 1.34, 1.81, 2.35, 2.57, 2.75, 2.92 0.8-3 [11] AAZ 1.76, 2.40, 2.55, 2.71, 2.86 GUAZ 1.38, 2.01, 2.31, 2.55, 2.84, 2.91 TAGAZ 1.10, 1.46, 1.67, 2.12, 2.25, 2.38, 2.96 HNIW 0.84, 1.45, 2.28, 2.77 TEX 1.71, 2.33, 2.53, 2.91
Table 2. Recognition rates comparison of different methods
View tableView in ArticleTable 2. Recognition rates comparison of different methods
Relative humidity Method Traditional peak searching algorithm Wavelet transform +ResNet-50 2% 95% 99.6% 50% 40% 96.6% 55% 35% 96.6% 67% - 96.2%
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Ruiping ZHANG, Qin WANG, Lixia BAO. Application and research progress of terahertz spectroscopy technology in explosive detection[J]. Infrared and Laser Engineering, 2024, 53(12): 20240293
Paper Information
Category: 光谱学
Received: Jul. 4, 2024
Accepted: --
Published Online: Jan. 16, 2025
The Author Email: BAO Lixia (baolixia0228@126.com)
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