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 Just the Impression and Pattern/Trace Evidence Portfolio

Original Release Date: June 11, 2021 In episode two of our 2021 NIJ R&D and Beyond mini season, Just Science sat down with Dr. Gregory Dutton, a physical scientist in the Office of Investigative and Forensic Sciences at the National Institute of Justice, to discuss NIJ’s Impression, Pattern, and Trace…
a bullet being fired from a revolver

Rapid and Effective Identification of Organic and Inorganic Gunshot Residues

Wednesday, November 20th, 2019 1:00:00 PM ET – 2:30:00 PM ET Duration: 1.5 hour(s) Forensic laboratories and law enforcement personnel provide valuable support in the reconstruction of events and the assessment of the value of evidence in firearm-related investigations. The…

Conference Proceedings: 2018 Impression Pattern and Trace Evidence Symposium

This report was published in RTI Press, a global publisher of peer-reviewed, open-access publications on a broad range of topics. The areas of focus reflect RTI’s multidisciplinary research, our expertise in social and laboratory sciences, and our extensive international activities. Since…

Detection of Organic Gunshot Residue Using Capillary Microextraction of Volatiles with Cryofocusing

Technical Note Date July 2017 Purpose Researchers at Florida International University’s (FIU’s) International Forensic Research Institute evaluated the capability of capillary microextraction of volatiles (CMV) to extract the volatile organic compounds (VOCs) that constitute organic gunshot residue (OGSR) on the…

Evaluation of Existing Technologies for Novel Analysis and Probabilistic Interpretation of Organic Gunshot Residue

Technical Note Date July 2017 Purpose   Firearms exposure has traditionally been monitored by screening for the presence of inorganic particles prevalent in gunshot residue (GSR). These inorganic compounds are associated with the primer in ammunition. Recent research efforts have…

2016 National Institute of Justice Forensic Science Research and Development Symposium

This report was published in RTI Press, a global publisher of peer-reviewed, open-access publications on a broad range of topics. The areas of focus reflect RTI’s multidisciplinary research, our expertise in social and laboratory sciences, and our extensive international activities. Since…

Conference Proceedings: 2015 Impression, Pattern, and Trace Evidence Symposium

This report was published in RTI Press, a global publisher of peer-reviewed, open-access publications on a broad range of topics. The areas of focus reflect RTI’s multidisciplinary research, our expertise in social and laboratory sciences, and our extensive international activities. Since…

Utilization of Organic Constituents into GSR Analysis

Suzanne Bell of West Virginia University (WVU, Departments of Chemistry and Forensic Science) presents on the utilization of organic constituents into gunshot residue analysis. This innovative technology involves experimental and modeling studies used to elucidate characteristics of skin permeation of…