نتایج جستجو برای: ballistics

تعداد نتایج: 390  

2009

ID: 7760 Title: New graphical user interfaces for calculation models IBHVG2 and XNOVAKTC for the simulation of the interior ballistics of guns and closed vessels Abstract Text: Topic addressed: Modeling and simulation; interior ballistics of gunsText: Topic addressed: Modeling and simulation; interior ballistics of guns Relevance to Conference theme: The use of computer-based simulations is an ...

Journal: :Thermal Science 2021

This paper presents a numerical and an analytical approach for calculation of internal ballistics parameters through determination thermal gasdynamic characteristics. The calculated are validated experimental tests on real weapon system. ballistic calculations provided two types propellants using model. Calculations performed anti-material rifle 12.7 mm. Weapon ammunition testing is carried out...

Journal: :SAR Journal 2022

This paper aims to describe the basic methodological approaches in experimental wounding ballistics, which are methods of indirect identification, especially with an emphasis on sociological content and perspectives current trends security management. The outputs conclusions presented result from a thorough analysis threats risks identified research work context IGA project No. 007DTI / 2019 re...

Journal: :Egyptian journal of forensic sciences 2021

Abstract Background This review represents many significant methods of chemometrics applied as data assessment originated by hyphenated analytical techniques containing their application since its origin to today. Main body the abstract The study has been divided into parts, which contain multivariate regression methods. main aim this is investigate tools used in GSR (gunshot residue) or forens...

Journal: :European heart journal 2011
Christian Seiler

‘Oculo-stenotic reflex’ is a term which ridicules the variably developed attraction of interventional cardiologists to ‘seal’ coronary atherosclerotic bumps by balloon angioplasty. Its serious template relates to their daily business of estimating the functional relevance of a coronary stenosis by its structure. It is well known that even the experienced interventionalist may be ‘lost in transl...

2009
Anny Sauvageau Sébastien Desnoyers Anny Godin

The present study was designed to describe the evolution of forensic literature in North-American journals over more than 25 years. From 1980 to 2005, the number of articles per year and the average number of authors per article have both increased almost twofold, while the relative contribution of other countries in comparison to the United States has increased from 19.2% to 61.0%. The contrib...

Journal: :The journal of the American Academy of Psychiatry and the Law 2002
S Pirzada Sattar Debra A Pinals Thomas Gutheil

Forensic psychiatry involves an adaptation to a role that is very different from the psychiatrist's previous clinical experiences. To render an unbiased forensic opinion, psychiatrists have to rise above their countertransference feelings. This takes years of practice and experience. The following is an account of a forensic trainee who faced several countertransference problems as he evaluated...

2007
T. V. Vorburger J. H. Yen B. Bachrach T. B. Renegar J. J. Filliben L. Ma H.-G. Rhee A. Zheng J.-F. Song M. Riley C. D. Foreman S. M. Ballou

ACCF Areal Cross Correlation Function, a statistical function of three dimensional surface topography ANOVA Analysis of Variance ATF Bureau of Alcohol, Tobacco, Firearms, and Explosives BF Breech face CCF Cross Correlation Function, a statistical function of two dimensional surface topography DAS Data Acquisition Station, a component of IBIS (below)

2004
William R. Anderson Martin S. Miller

A model including detailed gas phase chemistry previously applied to nitrate ester and nitramine solid propellants and their major ingredients has been successfully applied to the pure energetic ingredient nitroguanidine and to M30, a triple base propellant which contains nitroguanidine. This is the first modeling of either based on a detailed gas phase mechanism. Computed burning rates are in ...

2016
H. P. Hitchcock

' The effect of increasing the initial pressure is studied theoretically. No improvement in muzzle velocity of a caliber 0.30 gun is found. Under some circumstances, the efficiency may be improved, but only at the expense of muzzle velocity. 1. AUTHORITY; This study was authorized by letter 0.0. 471/1464. 2» OBJECT; The object of the present report is to determine the theoretical effect on muzz...

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