现代光谱分析技术在检测血迹陈旧性变化规律的应用研究进展  

Application of Advanced Spectral Analysis Technology in the Field of Blood Stain Aging

作　　者：秦歌 张震 吴世豪 柳佳彤 贾振军[1] Qin Ge;Zhang Zhen;Wu Shihao;Liu Jiatong;Jia Zhenjun(School of Investigation,People's Public Security University of China,Beijing,100038,China)

机构地区：[1]中国人民公安大学侦查学院,北京100038

出　　处：《应用激光》2024年第12期165-179,共15页Applied Laser

基　　金：中国人民公安大学刑事科学技术双一流专项(2023SYL06)。

摘　　要：血液作为接触类犯罪案件现场最常见的生物信息载体之一,通常以不同的形式出现在案件中,且常与生活环境中的其他物质相混合。通过对血迹陈旧度进行推断与分析,能够为揭露犯罪事实、查找犯罪证据提供有效的线索和方向。其中,光谱分析技术因其快速、无损检验等优点,已经发展为血迹分析中应用经典的技术之一。本文介绍了血迹的生化转化过程及影响因素,重点阐述了现代光谱分析技术用于血迹陈旧性变化规律研究进展,以期为其在法庭科学领域的应用提供一定的参考与借鉴。Blood is a prevalent carrier of biological information at crime scenes,often present in various forms and intermixed with environmental substances.Deciphering the age of bloodstains can offer crucial clues and investigative directions for revealing the truth behind crimes and discovering evidence.Spectral analysis technology,renowned for its rapid and non-destructive testing capabilities,has emerged as a classic technique in the analysis of bloodstains.This paper delineates the biochemical conversion processes and influential factors associated with bloodstains,with a particular emphasis on advancements in modern spectral analysis technology for studying bloodstain aging patterns.The aim is to offer concrete references and insights for the application of these techniques in forensic science research.

关 键 词：光谱学 法医人类学 血迹陈旧性变化 个体特征 

分 类 号：O436[机械工程—光学工程]