Analysis of primer gunshot residue particles by laser induced breakdown spectroscopy and laser ablation inductively coupled plasma mass spectrometry

The Analyst ◽  
2021 ◽  
Author(s):  
Courtney Vander Pyl ◽  
Claudia Martinez-Lopez ◽  
Korina Menking Hoggatt ◽  
Tatiana Trejos
Keyword(s):  
Rapid Detection ◽  
Inductively Coupled Plasma ◽  
Gunshot Residue ◽  
Laser Induced Breakdown Spectroscopy ◽  
Large Dataset ◽  
Gunshot Residues ◽  
Inductively Coupled ◽  
Breakdown Spectroscopy ◽  
Laser Induced Breakdown ◽  
Plasma Mass Spectrometry

LIBS and LAICPMS microchemical mapping for rapid detection of gunshot residues is reported for a large dataset of pGSR authentic items and microparticle standards, with accurate differentiation between shooter and non-shooter profiles (>88%).

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