Results 141 to 150 of about 557,394 (157)
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Kinematic and kinetic observations on ballistic depression and elevation of the human mandible

Journal of Oral Rehabilitation, 2000
To study mandibular motions with respect to time (kinematics) and the forces causing and resulting from these motions (kinetics), four subjects generated rapid depression and elevation of the mandible (displacement of 0·224 m; peak velocity of 0·237 m s−1 during depression and 0·269 m s−1 during elevation). The motion of depression (duration of 0·195 s;
D. C. McKay, L. V. Christensen
openaire   +3 more sources

Deepfake Style Transfer Mixture: a First Forensic Ballistics Study on Synthetic Images

International Conference on Image Analysis and Processing, 2022
. Most recent style-transfer techniques based on generative architectures are able to obtain synthetic multimedia contents, or com-monly called deepfakes, with almost no artifacts.
Luca Guarnera, O. Giudice, S. Battiato
semanticscholar   +1 more source

Galileo's Theory of Ballistics

British Journal for the History of Science, 1968
"I wish to put an end to the treatise on projectiles and to send it as soon as possible to Signor Elzevir [his publisher]. I say put an end to because in revising and reordering it I have been discovering continually the most beautiful propositions in ...
P. Rose
semanticscholar   +1 more source

Ballistic performance and energy absorption characteristics of thin nickel-based alloy plates at elevated temperatures

International Journal of Impact Engineering, 2019
Abstract To study the aeroengine containment capability at high temperatures, experimental and numerical investigations have been carried out to determine the ballistic performance and energy absorption characteristics of GH4169 alloy thin plates at temperatures ranging from 25–600 °C. First, experiments were conducted using a gas gun.
Biao Yang   +4 more
openaire   +2 more sources

High-elevation terrestrial validation of Ballistic Missile Defense Organization (BMDO) lasercom system at 1.1 Gbit/s

SPIE Proceedings, 1995
Laser communications between high flying aircraft such as high altitude Unmanned Aerial Vehicles and between the aircraft and the ground (weather permitting) offers the potential to transfer extremely high amounts of information faster and with a much smaller package than is possible using current radio frequency and microwave technologies. This can be
Scott H. Bloom   +2 more
openaire   +2 more sources

IDENTIFICATION OF EXPERIMENTAL FORM FUNCTION USING LUMPED PARAMETERS INTERIOR BALLISTICS MODELS

Proceedings of the 32nd International Symposium on Ballistics, 2022
A method for identifying experimental form functions based on the results of interior ballistics modelling using lumped parameters models is presented.
R. Trębiński   +4 more
semanticscholar   +1 more source

PG-7V Ammunition as an Indirect Fire Threat

International Conference on Model Transformation, 2019
The paper deals with an idea of misuse RPG-7V as a recoilless howitzer. Although its ammunition – PG-7V – is intended to fight armoured vehicles, it is possible to fire it in variety of elevation angles to reach horizontal ranges up to 850 m, when it ...
František Krejčíř, P. Konečný
semanticscholar   +1 more source

EVALUATION OF EXISTING EQUATIONS OF STATE FOR THE MODELLING OF PROPELLANT COMBUSTION IN INTERIOR BALLISTICS

Proceedings of the 32nd International Symposium on Ballistics, 2022
Increasing performance of an armament system often leads to increasing the maximal pressure inside the chamber or increasing the compacity of the system.
M. Brateau   +5 more
semanticscholar   +1 more source

Exterior ballistics. (No. 2.)

, 1908
In a previous communication to the Royal Society, the author exhibited a curve which may be described as the characteristic curve of any gun, charge and projectile, in which the abscissae are ranges, and ordinates are tangents of the angles of elevation,
G. Forbes
semanticscholar   +1 more source

DATA ON DECELERATION HISTORY OF BODY IN RHEOLOGICAL MEDIUM AS A BASIS FOR VERIFY OF TERMINAL BALLISTICS CALCULATED TASKS

Proceedings of the 32nd International Symposium on Ballistics, 2022
The reports materials on the data presented by the authors earlier in the proceedings of 23rd- 31st International Symposiums on Ballistics are base. The results relate to the field of study of the action of the body on the target. Measuring technology is
M. Sotskiy, V. Veldanov
semanticscholar   +1 more source

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