Results 11 to 20 of about 2,018,900 (251)

Models and Methods for Three External Ballistics Inverse Problems [PDF]

open access: yesBulletin of the South Ural State University. Series "Mathematical Modelling, Programming and Computer Software", 2016
We consider three problems of selecting optimal gun barrel direction (or those of selecting optimal semiaxis position) when firing an unguided artillery projectile on the assumption that the gun barrel semiaxis can move in a connected nonconvex cone ...
N. Arutyunova, A. Dulliev, V. Zabotin
semanticscholar   +3 more sources

Enhancing the Evidence with Algorithms: How Artificial Intelligence Is Transforming Forensic Medicine [PDF]

open access: yesDiagnostics, 2023
Background: The integration of artificial intelligence (AI) into various fields has ushered in a new era of multidisciplinary progress. Defined as the ability of a system to interpret external data, learn from it, and adapt to specific tasks, AI is ...
Alin-Ionut Piraianu   +7 more
doaj   +2 more sources

A diagram to facilitate the study of external ballistics [PDF]

open access: yesProceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character, 1916
The semi-graphical method about to do described enables solutions of many dynamical problems of a practical nature to do obtained with ease and rapidity. In particular, useful solutions can be found of problems relating to motion in a resisting medium in
W. E. Dalby
semanticscholar   +2 more sources

Development of Mortar Simulator with Shell-In-Shell System – Problem of External Ballistics

open access: yesShock and Vibration, 2007
The shell-in-shell system used in the mortar simulator raises a number of non-standard technical and computational problems starting from the requirement to distribute the propelling blast energy between the warhead and the ballistic barrel, finishing ...
A. Fedaravicius   +2 more
doaj   +2 more sources

External and Terminal Ballistics of Early Bronze Age Lithic Arrowheads: Experimental Verification

open access: yesLithic Technology, 2022
Lithic archery projectiles during the short timespan at the end of the Eneolithic period and the beginning of the Bronze Age in Europe have alternately been deemed hunting implements, weapons, or symbolic artefacts.
Ludmila Kaňáková   +3 more
semanticscholar   +2 more sources

On the issue of load’s external ballistics under low-speed transportation

open access: yesNaukovyi Visnyk Natsionalnoho Hirnychoho Universytetu
Purpose. Solution of the three-dimensional nonlinear problem of external ballistics and development of an approximate mathematical model of the dynamic process for cargo falling from low-speed aircraft, which makes it possible to obtain an analytical ...
O. Aziukovskyi   +4 more
semanticscholar   +2 more sources

The development of a high speed wind channel for research in external ballistics [PDF]

open access: yesProceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character, 1931
In November, 1918, the British Ballistic Mission paid a visit to the French Government Laboratory in which experiments on stationary projectiles in a high-speed current of air were being carried out at velocities greater than the velocity of sound by MM. Langevin, Hugenard and Ste. Lague.
T. E. Stanton
semanticscholar   +2 more sources

Aerodynamic analysis of an AK-47 bullet moving at mach 2.0 in close proximity to the ground [PDF]

open access: yesFME Transactions, 2022
The bullet is shot near the wall or the ground during urban warfare. This nearness leads to a pressure distribution on the bullet's entire body, which is asymmetric.
Gholap Tanmay B.   +4 more
doaj   +1 more source

Preliminary Comparative Investigations on Ballistic Properties of Intermediate Cartridges [PDF]

open access: yesProblemy Mechatroniki, 2020
The preliminary results of comparative investigations on intermediate cartridges were presented in this paper. The research focused mainly on the adopted assumptions and verification of research methods.
Dawid Goździk   +2 more
doaj   +1 more source

Investigation of the need to use the variable value of the ballistic coefficient when modeling the trajectory of the bullet in the shooter simulator [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Математика. Механика. Информатика, 2023
When developing electronic shooting simulators for manual automatic weapons that do not use ammunition, it is necessary to achieve the maximum realistic modeling of the bullet flight path for each shot taking into account a set of factors. Traditionally,
Egorov, Stanislav F.   +1 more
doaj   +1 more source

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