Results 11 to 20 of about 6,303 (264)
External Ballistics Simplified Model of the “RT – 400” Rocket Aerial Target [PDF]
Problemy Mechatroniki, 2018 “RT-400” rocket aerial target system is described in the paper; research method of its simplified external ballistics characteristics is presented and the obtained results are discussed.
Algimantas FEDARAVIČIUS +3 more
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Continuum Mechanics and Thermodynamics, 2023 Using the possibilities of modern science and technology, it can be said that the presented mathematical model has been formulated without significant simplifications, and its (numerical) solution itself will be performed with high accuracy.
Filip Kagankiewicz, M. Magier
semanticscholar +1 more source
Optica, 2020 We report the theoretical prediction and experimental realization of the optical phenomenon of “ballistic resonance.” This resonance, resulting from the interplay between free charge motion in confining geometries and periodic driving electromagnetic fields, can be utilized to achieve negative permittivity at frequencies well above the bulk plasma ...
Kun Li +6 more
openaire +2 more sources
Optimal control of propellant consumption during vertical lifting of rocket in homogeneous atmosphere using regularized solution of integral equation of the first kind [PDF]
INCAS Bulletin, 2020 The article is devoted to the study of the optimal control of propellant consumption during vertical lifting of rocket in homogeneous atmosphere using regularized solution of integral equation of the first kind.
Aleksey G. VIKULOV
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Comparative analysis of different types of ballistic barrels used in the ammunition researches [PDF]
Biuletyn Wojskowej Akademii Technicznej, 2021 Manufacturers offer different types of ballistic barrels made in according to various standards. The paper presents comparison of three types of ballistic barrels: pressure, velocity and accuracy made according to C.I.P.
Dawid Goździk +2 more
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Technologia i Automatyzacja Montażu, 2023 The continuous development of production and assembly techniques gives rise to the idea of followinga new approachin the small-arms ammunition design process.
Krzysztof Piasta +2 more
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USE OF SODIUM RHODIZONATE IN FIREARM USE CASES: CAN IT BE USEFUL IN IDENTIFYING THE SHOOTER? [PDF]
Euromediterranean Biomedical Journal, 2023 The sodium rhodizonate test is a simple colorimetric technique used to identify traces of lead and barium. A positive test provides rapid and photographically documentable results for shots fired at distances not exceeding 50 cm.
Benedetta Pia De Luca
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Multimedia tools and applications, 2022 A crime scene can provide valuable evidence critical to explain reason and modality of the occurred crime, and it can also lead to the arrest of criminals.
Luca Guarnera +5 more
semanticscholar +1 more source
Smart membrane absorbing electromagnetic waves based on polyvinyl chloride/graphene composites
Materials Research Express, 2022 The rapid proliferation and intensive use of electronic devices have led to an increase in electronic pollution, such as electronic noise, electromagnetic interference (EMI), and radiofrequency interference (RFI), which cause malfunctions of electronic ...
Sabrina Bouriche +7 more
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Heat Transfer Modelling and Simulation of a 120 mm Smoothbore Gun Barrel During Interior Ballistics
Defence Science Journal, 2022 Understanding the heat transfer phenomenon during interior ballistics and consequently presenting a realistic model is very important to predict the temperature distribution inside the cannon barrel, which influences the gun wear and the cook-off ...
Ç. Susantez, A. Caldeira
semanticscholar +1 more source