在法庭科学物证检验、对比、分析中,红外光谱技术可基于自身优势用于确定物质的种类、成分,以及分析物质分子内部结构及其物理、化学性质等。本文将依据物质来源的属性不同对法庭科学中所涉及的多种常见物证进行简要分类与概述,在基于红外光谱技术相关知识基础上,进一步阐述红外光谱技术在法庭科学生物物证和非生物物证两方面的当前应用现状和最新进展研究,并进行展望以促进红外光谱技术在法庭科学领域中更深层次的研究与发展。

In the examination,comparison and analysis of the scientific material evidence in the court,infrared spectroscopy technology has its own advantages,which can be used to determine the type and composition of substances and to analyze the internal structure of substances and their physical and chemical properties.This paper will give a brief classification and overview of the many common physical evidence involved in forensic science according to the different attributes of material sources,based on the relevant knowledge of infrared spectroscopy technology,further elaborate the current application status and the latest progress of infrared spectroscopy technology in forensic scientific biological evidence and non-biological evidence,and to look forward to the future,in order to promote the deeper research and development of infrared spectroscopy technology in the field of forensic science.

公安部科技强警基础工作专项项目(GABJC04)、吉林省科技发展计划项目(20210203053SF)、辽宁省教育厅重大科研经费项目(ZGXJ2020002)、中国刑事警察学院科研基金项目(D2019036)和法庭科学湖北省重点实验室(湖北警官学院)资助课题(KFKT2022002)资助项目