Results 31 to 40 of about 7,177 (282)

Thermal decomposition and kinetics of plastic bonded explosives based on mixture of HMX and TATB with polymer matrices

open access: yesDefence Technology, 2017
This work describes thermal decomposition behaviour of plastic bonded explosives (PBXs) based on mixture of l,3,5,7-tetranitro- 1,3,5,7-tetrazocane (HMX) and 2,4,6- triamino-1,3,5-trinitrobenzene (TATB) with Viton A as polymer binder.
Arjun Singh   +5 more
doaj   +1 more source

Perspective Armour-Piercing Intermediate Cartridge Projectile [PDF]

open access: yesProblemy Mechatroniki, 2023
Ongoing military conflicts, along with a constant evolution of individual protection devices, have shown an urgent need of development in terms of the armour piercing capability of standard infantry small arms ammunition.
Krzysztof PIASTA, Przemysław KUPIDURA
doaj   +1 more source

A Concept of Live Fire Testing to Identify the Aerodynamic Coefficients of a 35 mm Anti-Aircraft Projectile [PDF]

open access: yesProblemy Mechatroniki, 2019
This paper presents a generic algorithm designed to identify aerodynamic coefficients among the data specified in firing tables and projectile flight parameter data recorded during live fire tests. The algorithm and the concept of live fire testing shown
Leszek BARANOWSKI   +3 more
doaj   +1 more source

Projectile for a New Intermediate Cartridge [PDF]

open access: yesProblemy Mechatroniki, 2022
Evolution of contemporary military conflicts has revealed some shortcomings of existing individual small arms ammunition. The first attempts to undertake research and development works on new weapons and ammunition were made in the USA, however, some ...
Krzysztof PIASTA   +2 more
doaj   +1 more source

Comparative Analysis of the Trajectories of Projectiles Fired from Polish Small Arms Systems: MSBS-5.56 and BERYL [PDF]

open access: yesProblemy Mechatroniki, 2021
This paper presents the results of the theoretical external ballistic calculations for projectiles fired from barrels which correspond to the barrels used in two Polish small arms systems: MSBS- 5.56 system (MSBS GROT standard rifle and MSBS GROT carbine)
Łukasz SZMIT, Mirosław ZAHOR
doaj   +1 more source

Ballistic Anisotropic Magnetoresistance [PDF]

open access: yesPhysical Review Letters, 2005
Electronic transport in ferromagnetic ballistic conductors is predicted to exhibit ballistic anisotropic magnetoresistance (BAMR) - a change in the ballistic conductance with the direction of magnetization. This phenomenon originates from the effect of the spin-orbit interaction on the electronic band structure which leads to a change in the number of ...
Velev, Julian P.   +3 more
openaire   +3 more sources

Predictions of the Performance of Modern Interior Ballistics Propulsion Systems by Standard Codes

open access: yes, 2022
The paper deals with the computational prediction of the performance of modern types of interior ballistics propulsion systems for guns and its analysis.
Heiser, R.
core   +1 more source

Approximate ballistics formulas for spherical pellets in free flight

open access: yesDefence Technology, 2018
The ballistics equations for spherical pellets in free flight are simplified through appropriate scaling of the pellet velocity and pellet distance. Two different drag coefficient curves are averaged to yield a single curve applicable to shot pellets and
E.J. Allen
doaj   +1 more source

Experimental and Finite Element Studies on Man-Rifle Reaction Force [PDF]

open access: yesProblemy Mechatroniki, 2017
The study concerns a man-weapon interaction during a gunshot. The recoil force measurements obtained for the Kalashnikov automatic rifle are presented and analyzed. The influence of shooter’s mass, height and position is described.
Cyprian SUCHOCKI, Janusz EWERTOWSKI
doaj   +1 more source

Dynamic calibration of piezoelectric transducers for ballistic high-pressure measurement

open access: yesInternational Journal of Metrology and Quality Engineering, 2016
The development of a dynamic calibration standard for high-amplitude pressure piezoelectric transducers implies the implementation of a system which can provide reference pressure values with known characteristics and uncertainty. The
Elkarous Lamine   +3 more
doaj   +1 more source

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