Biological Evidence Analysis: a Research Progress of Photoacoustic Spectroscopy in Forensic Science

Jiarui Li; Jifen Wang

doi:10.3788/LOP202158.2400004

Journals >Laser & Optoelectronics Progress >Volume 58 >Issue 24 >Page 2400004 > Article

Laser & Optoelectronics Progress
Vol. 58, Issue 24, 2400004 (2021)

Biological Evidence Analysis: a Research Progress of Photoacoustic Spectroscopy in Forensic Science

Jiarui Li and Jifen Wang^*

Author Affiliations

School of Investigation, People’s Public Security University of China, Beijing 100038, China

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DOI: 10.3788/LOP202158.2400004 Cite this Article Set citation alerts

Jiarui Li, Jifen Wang. Biological Evidence Analysis: a Research Progress of Photoacoustic Spectroscopy in Forensic Science[J]. Laser & Optoelectronics Progress, 2021, 58(24): 2400004 Copy Citation Text

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Fig. 1. Schematic of photoacoustic spectroscopy

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Fig. 2. Biomarker spectra (A: measurement; B: NIST; C: PNNL)^[23]

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Fig. 3. Block diagram of photoacoustic spectroscopy measurement apparatus^[31]

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Fig. 4. Different types of keratin and saliva proteins measured with FTIR-PAS^[44]

Jiarui Li, Jifen Wang. Biological Evidence Analysis: a Research Progress of Photoacoustic Spectroscopy in Forensic Science[J]. Laser & Optoelectronics Progress, 2021, 58(24): 2400004

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