Firearms

Background Checks for Firearm Transfers, 2021

NCJ Number

310167

Date Published

August 2025

Agencies

BJS

Publication Type

Publication, Statistics

Full Report (PDF 824KB) | Data Tables (ZIP 26KB)

Certification of Standard Reference Material 2323: Step Height Standard for Areal Surface Topography Measurement

NCJ Number

310678

Date Published

September 2024

Agencies

NIJ-Sponsored

Publication Type

Reference Material

PDF

Certification of Standard Reference Material 2323: Step Height Standard for Areal Surface Topography Measurement

NCJ Number

310678

Date Published

September 2024

Agencies

NIJ-Sponsored

PDF

Coroner Training: Gunshot Wounds

Event Dates

January 1, 2024

Location

Online

Event Type

Course

Registration Status

Open

Series

Coroner Training Lecture Series

Population-level Effects on Crime of Recovering Firearms from Armed Prohibited Persons: Intention-to-treat Analysis of a Pragmatic Cluster-randomised Trial in California Cities

NCJ Number

310300

Journal

Injury Prevention

Date Published

October 2024

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

HTML

Advancing the use of LIBS mobile technology in shooting reconstructions and firearm-related investigations

NCJ Number

310663

Journal

Spectrochimica Acta Part B: Atomic Spectroscopy

Date Published

August 2025

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

HTML

Advancing the use of LIBS mobile technology in shooting reconstructions and firearm-related investigations

NCJ Number

310663

Journal

Spectrochimica Acta Part B: Atomic Spectroscopy

Date Published

August 2025

Agencies

NIJ-Sponsored

HTML

BJS Releases Background Checks for Firearm Transfers 2021

BJS Releases Background Checks for Firearm Transfers, 2021

The Bureau of Justice Statistics, in the Department of Justice’s Office of Justice Programs, released Background Checks for Firearm Transfers, 2021 today. This report presents statistics on the number of applications for background checks for firearm transfers and permits received by checking agencies in 2021 and on the number and percentage of applications that were denied.

The...

Assessment of analytical workflows of gunshot residue evidence and strategies for implementation of advanced technology in crime laboratories

NCJ Number

310646

Date Published

2025

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical), Thesis/Dissertation

HTML | PDF

Development of Fast and Comprehensive Approaches for Gunshot Residue Interpretation Using Ambient Ionization, Mass Spectrometry, and Microparticle Sampling Studies

NCJ Number

310645

Date Published

2025

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical), Thesis/Dissertation

HTML | PDF

Assessment of analytical workflows of gunshot residue evidence and strategies for implementation of advanced technology in crime laboratories

NCJ Number

310646

Date Published

2025

Agencies

NIJ-Sponsored

HTML | PDF

Development of Fast and Comprehensive Approaches for Gunshot Residue Interpretation Using Ambient Ionization, Mass Spectrometry, and Microparticle Sampling Studies

NCJ Number

310645

Date Published

2025

Agencies

NIJ-Sponsored

HTML | PDF

Background Checks for Firearm Transfers, 2021

NCJ Number

310167

Date Published

August 2025

Agencies

BJS

Full Report (PDF 824KB) | Data Tables (ZIP 26KB)

The relative and joint effects of gunshot detection technology and video surveillance cameras on case clearance in Chicago

NCJ Number

310628

Journal

Criminology and Public Policy

Date Published

July 2025

Agencies

NIJ-Sponsored

Publication Type

Program/Project Evaluation

HTML

The relative and joint effects of gunshot detection technology and video surveillance cameras on case clearance in Chicago

NCJ Number

310628

Journal

Criminology and Public Policy

Date Published

July 2025

Agencies

NIJ-Sponsored

HTML

Expanding the Capabilities of Firearm Investigations: Novel Sampling and Analytical Methods for Gunshot Residue Evidence

NCJ Number

310624

Date Published

2022

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical), Thesis/Dissertation

PDF | HTML

Expanding the Capabilities of Firearm Investigations: Novel Sampling and Analytical Methods for Gunshot Residue Evidence

NCJ Number

310624

Date Published

2022

Agencies

NIJ-Sponsored

PDF | HTML

Firearms: use and storage at home and use in suicides by children

NCJ Number

310621

Date Published

2001

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical), Thesis/Dissertation

HTML

Firearms: use and storage at home and use in suicides by children

NCJ Number

310621

Date Published

2001

Agencies

NIJ-Sponsored

HTML

Perceived neighborhood crime and gun carrying behavior: examining the role of a history of traumatic brain injury

NCJ Number

310541

Journal

Injury Epidemiology

Date Published

June 2025

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

HTML

Forensic Analysis of Gunshot Residue, 3D-Printed Firearms, and Gunshot Injuries: Current Research and Future Perspectives

NCJ Number

310335

Date Published

2019

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical)

HTML

Physical and Chemical Trace Evidence from 3D-Printed Firearms, and Use of a Quadcopter for Targeted Sampling of Gaseous Mercury in the Atmosphere

NCJ Number

310334

Date Published

March 2025

Agencies

NIJ-Sponsored

Publication Type

Thesis/Dissertation

HTML

Detecting Buried Metallic Weapons In A Controlled Setting Using A Conductivity Meter And A Ground-penetrating Radar

NCJ Number

310569

Date Published

May 2009

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical), Thesis/Dissertation

HTML | PDF

Controlled Research Utilizing Geophysical Technologies In The Search For Buried Firearms And Miscellaneous Weapons

NCJ Number

310568

Date Published

2009

Agencies

NIJ-Sponsored

Publication Type

Research (Applied/Empirical), Thesis/Dissertation

HTML | PDF

Detecting Buried Metallic Weapons In A Controlled Setting Using A Conductivity Meter And A Ground-penetrating Radar

NCJ Number

310569

Date Published

May 2009

Agencies

NIJ-Sponsored

HTML | PDF

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BJS Releases Background Checks for Firearm Transfers, 2021