fire and hexagon tiles

Comparison of Portable and Benchtop GC–MS Coupled to Capillary Microextraction of Volatiles for the Extraction and Analysis of Ignitable Liquid Residues

Report Publication Forensic Chemistry, June 2020 Abstract A novel extraction device, capillary microextraction of volatiles (CMV) was coupled to a TRIDION-9 GC–MS with a needle trap (NTD) and evaluated for the analysis of ignitable liquids fire debris. The performance of…
Silhouette of two people beside building on fire

Modifications to Capillary Microextraction in Volatiles for the Extraction of Ignitable Liquid Residues

Report Date April 2020 Description This report summarizes the development and implementation of a novel sampling device (capillary microextraction of volatiles ) invented in the Almirall research group at Florida International University for ILR extraction as an alternative to current…

2019 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…

Success Story: Enabling Forensic Field Testing with Paper Microfluidic Devices

National Institute of Justice and Florida International University Report Date April 2019 Overview Forensic investigators, law enforcement, and military personnel are often placed in potentially dangerous situations when they come across suspected drugs, explosives, and bodily fluids while in 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…

Conference Proceedings: 2018 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…

Success Story: Establishing a “Microbial Clock” to Improve Time of Death Prediction

National Institute of Justice and Multi-Institute Academic Team Report Date April 2018 Overview The postmortem interval (PMI) is the time that has elapsed since a person’s death. Determining the PMI at a crime scene may help to recreate the victim’s…

Applied Polarized Light Microscopy for Trace Evidence Examiners

REPORT DATE April 2018 REPORT SUMMARY Polarized light microscopy (PLM) is a technique commonly used in the field of forensic science. PLM characterizes and identifies trace evidence found at crime scenes, such as fibers, hairs, paints, and glass fragments. This…
wood burning

Success Story: Advancing the Forensic Analysis of Ignitable Liquid Fuel Fires

NIJ and JENSEN HUGHES Report Date February 2018 Impact “Dr. Gottuk’s work has reduced the number of inaccurate arson determinations based on low burns and holes in the floor. It has even played a role in reversing some wrongful convictions…

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…