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Fabiano Riva, Wim Kerkhoff, Annabel Bolck, Erwin J.A.T. Mattijssen 

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Presentation on theme: "Fabiano Riva, Wim Kerkhoff, Annabel Bolck, Erwin J.A.T. Mattijssen "— Presentation transcript:

1 Possible influences on bullet trajectory deflection in ballistic gelatine 
Fabiano Riva, Wim Kerkhoff, Annabel Bolck, Erwin J.A.T. Mattijssen  Forensic Science International  Volume 271, Pages (February 2017) DOI: /j.forsciint Copyright © 2017 Elsevier Ireland Ltd Terms and Conditions

2 Fig. 1 Schematic sketch of the experimental set-up.
Forensic Science International  , DOI: ( /j.forsciint ) Copyright © 2017 Elsevier Ireland Ltd Terms and Conditions

3 Fig. 2 Shot placement per block.
Forensic Science International  , DOI: ( /j.forsciint ) Copyright © 2017 Elsevier Ireland Ltd Terms and Conditions

4 Fig. 3 The impacts of 126 shots on the witness screen after going through gelatine blocks. The 4 types of shots are each visualised with a different symbol; null (+), near (□), top () and bottom (▼). Forensic Science International  , DOI: ( /j.forsciint ) Copyright © 2017 Elsevier Ireland Ltd Terms and Conditions

5 Fig. 4 The impacts of 4 type of shots on the witness screen after going through gelatine blocks. 27 null shots (upper left with +), 27 near shots (upper right with □), 36 top shots (lower left with ) and 36 bottom shots (lower right with ▼). Forensic Science International  , DOI: ( /j.forsciint ) Copyright © 2017 Elsevier Ireland Ltd Terms and Conditions

6 Fig. 5 Absolute angle (φ) and projection angle (θ).
Forensic Science International  , DOI: ( /j.forsciint ) Copyright © 2017 Elsevier Ireland Ltd Terms and Conditions

7 Fig. 6 Distribution of the projection angle (θ) for all the 126 performed shots. Forensic Science International  , DOI: ( /j.forsciint ) Copyright © 2017 Elsevier Ireland Ltd Terms and Conditions

8 Fig. 7 9mm Luger bullet, passing through gelatine at time ‘A’.
Forensic Science International  , DOI: ( /j.forsciint ) Copyright © 2017 Elsevier Ireland Ltd Terms and Conditions

9 Fig. 8 Maximum temporary cavity of a 9mm Luger bullet passing through gelatine. Forensic Science International  , DOI: ( /j.forsciint ) Copyright © 2017 Elsevier Ireland Ltd Terms and Conditions

10 Fig. 9 Absolute angle vs. velocity drop (Δv).
Forensic Science International  , DOI: ( /j.forsciint ) Copyright © 2017 Elsevier Ireland Ltd Terms and Conditions


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