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AAFS 2020 Presentations

Presenter Title Research Group
Dr. Trejos, Dr. Arroyo Rapid Detection of Inorganic and Organic Firearm Discharge Residues by Laser-Induced Breakdown Spectroscopy and Electrochemical Sensors  Trejos- Arroyo
Colby Ott An Analysis of Organic and Inorganic Gunshot Residues (OGSR and IGSR) Via Electrochemical Methods With Screen-Printed Carbon Electrodes and Nanoparticle Modifications 
Colby E. Ott, MS*; Pedro Calderón-Arce, MS; Korina Menking-Hoggatt, MS; Courtney H. Vander Pyl, MS; Ana L. Alvarado-Gámez, PhD; Tatiana Trejos, PhD; Luis E. Arroyo, PhD
(FSF Emerging Forensic Scientist Award Poster Presentation)
Arroyo-Trejos
Emily Haase A Fast Examination of Counterfeit Pharmaceutical Packaging Through Laser-Induced Breakdown Spectroscopy (LIBS) and Attenuated Total Reflectance/Fourier Transform
Infrared (ATR/FTIR) Spectroscopy
Emily A. Haase, BA, BS*; Mandy Ho, BS; Tatiana Trejos, PhD; Luis E. Arroyo, PhD
(FSF Emerging Forensic Scientist Award Poster Presentation)
Arroyo-Trejos
Korina
Menking-
Hoggatt
A Novel Approach for the Collection and Characterization of Inorganic Gunshot
Korina Menking-Hoggatt, MS*; Edward M. Pollock; Tatiana Trejos, PhD
Residue (IGSR) Standards
Trejos
Oriana
Ovide and
Zachary B. Andrews
An Assessment of Elemental Homogeneity in Glass Using Micro-X-Ray Fluorescence Spectroscopy (μ-XRF) and Laser-Induced Breakdown Spectroscopy (LIBS)
Oriana Ovide*; Zachary B. Andrews*; Ruthmara Corzo, PhD; Tatiana Trejos, PhD
Trejos
Colby Ott Electrochemical Detection of Fentanyl Using Screen-Printed Carbon Electrodes With Confirmatory Analysis of Fentanyl and Its Analogs in Oral Fluid Using Liquid
Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Colby E. Ott, MS*; Hugo Cunha-Silva, PhD; Joseph A. Cox, MS; Julia Arcos-Martínez, PhD; Luis E. Arroyo, PhD
Arroyo
Kylea M.
Mathison*;
Joseph A.
Cox, MS*
Comprehensive Analysis of 34 Fentanyl Analogs Including Carfentanil From Liver Tissue Using Quick, Easy, Cheap, Effective, Rugged, and Safe (QuEChERS) and
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS) Analysis
Kylea M. Mathison*; Joseph A. Cox, MS*; Colby E. Ott, MS; Joseph A. DelTondo, DO; James C. Kraner, PhD; Kristen M. Bailey, MS; Myron A. Gebhardt, MS; Luis E. Arroyo, PhD
Arroyo
Dr. Arroyo Determination of Synthetic Cannabinoids AB Pinaca and AB-Fubinaca With Disposable Screen Printed Carbon Electrodes (SPCE) Modified With Nanoparticles and Enzymes
Miriam Barquero Quirós, PhD; Luis E. Arroyo, PhD*; Julian Portuguez
Arroyo
Korina
Menking-
Hoggatt
The Power of Statistics and Machine Learning Applied to Orthogonal Rapid Methods for the Identification of Inorganic Gunshot Residue (IGSR) and Organic Gunshot Residue (OGSR) Markers
Korina Menking-Hoggatt, MS*; Colby E. Ott, MS; Courtney H. Vander Pyl, MS; Tatiana Trejos, PhD; James M. Curran, PhD*
Trejos
William
Feeney, BS
The Characterization and Detection of Organic and Inorganic Firearm Discharge Residue (FDR) Using High-Performance Liquid Chromatography-Triple Quadrupole
(HPLC-QQQ) and Host-Guest Chemistry 
William Feeney, BS*; Suzanne Bell, PhD; Luis E. Arroyo, PhD; Tatiana Trejos, PhD
Trejos
Dr. Arroyo
and Jerson
González
Electrochemical Screening of Synthetic Cannabinoids 
Miriam Barquero Quirós, PhD; Mario Molina Porras; Luis E. Arroyo, PhD*;
Jerson González, MS
Arroyo
Courtney H.
Vander Pyl
A Chemical Analysis of Gunshot Residues (GSRs) for Investigative Leads and Reconstruction of Firearm-Related Incidents
Courtney H. Vander Pyl, MS*; Oriana Ovide; Colby E. Ott, MS; Luis E. Arroyo, PhD; Tatiana Trejos, PhD
Trejos- Arroyo
Joseph Cox Assessment of Postmortem Liver Samples Using a Validated Quick, Easy, Cheap, Effective, Rugged, and Safe (QuEChERS) Extraction for Fentanyl and Metabolites With Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS Analysis 
Joseph A. Cox, MS*; Colby E. Ott, MS; Joseph A. DelTondo, DO; James C. Kraner, PhD; Kristen M. Bailey, MS; Myron A. Gebhardt, MS; Luis E. Arroyo, PhD  (FSF Emerging Forensic Scientist Award Oral Presentation)
Arroyo
Meghan
Prusinowski
Assessing the Value of a Physical End Match in Trace Evidence: A Comparison of Human-Based and Computational-Based Approaches
Meghan Prusinowski, MS*; Evie K. Brooks, BS; Pedram Tavadze, MS; Aldo Romero, PhD; Tatiana Trejos, PhD  (FSF Emerging Forensic Scientist Award Oral Presentation)
Trejos
Evie K.
Brooks
Parameter Optimization and Validation for Qualitative Elemental Analysis of Electrical Tape Backings by X-Ray Fluorescence (XRF)
Evie K. Brooks, BS*; Andria H. Mehltretter, MSFS; Susan M. Marvin, PhD; Tatiana Trejos, PhD
Trejos
Caitlyn Wensel The Effects of Elevated Temperatures and Substrates on the Weathering of Ignitable Liquids (FSF Emerging Forensic Scientist Award Oral Presentation) Jackson
J. Tyler Davidson On the Fragmentation Behavior of Fentanyl and Its Analogs in Electrospray Ionization-Tandem Mass Spectrometry (ESI-MS/MS) Jackson
Samantha Mehnert A Regression-Based Algorithm to Maximize the Confidence in Mass Spectral Identifications Jackson
Are Forensic Science Programs Meeting the Current and Future Needs of Prospective Employers? Jackson