Results 41 to 50 of about 45,104 (193)

Maxillofacial Gunshot and Blast Injuries Seen in a Tertiary Military Hospital

open access: yesPhilippine Journal of Otolaryngology Head and Neck Surgery, 2019
Objective: To describe the incidence, pattern, and severity of maxillofacial trauma among patients who sustained gunshot and blast injuries of the maxillofacial region in a tertiary military hospital.
Julius France Garimbao
doaj  

Penetration of fastener projectiles into construction materials [PDF]

open access: yes, 1988
The normal impact, penetration of both projectile and fastener into soils, rocks, and concrete at low velocities has been investigated using theoretical, experimental, and numerical approaches under axisymmetric conditions.
Zhou, Gang
core  

Development of a Soft Recovery System of Supersonic Projectiles

open access: yesEngineering Transactions, 2014
An effective and robust soft recovery system for supersonic projectiles is required for the test of intelligent projectiles in development phase. The survivability of the projectiles after initial impact onto the target is the most important requirement ...
Dong-Teak CHUN   +5 more
doaj   +1 more source

Projectile Motion

open access: yes, 2016
Componente Curricular::Ensino Médio::FísicaComponente Curricular::Ensino Médio::MatemáticaLearn about projectile motion by firing various objects. Set the angle, initial speed, and mass. Add air resistance. Make a game out of this simulation by trying to
Adams, Wendy, Dubson, Michael
core   +1 more source

Study on the Characteristic of Lateral Thrust System for Position and Posture Control in the Terminal Stage of Projectile [PDF]

open access: yes한국정밀공학회지
The propulsion system of a projectile is very important for the aerospace industry. To perform space exploration mission, controlling position and posture of the projectile in the terminal stage is very important.
Kwang Joon Kim   +3 more
doaj   +1 more source

The “Mackay” Gun and Projectiles [PDF]

open access: yesRoyal United Services Institution. Journal
(1868). The “Mackay” Gun and Projectiles. Royal United Services Institution. Journal: Vol. 12, No. 50, pp. 359-373.
Mackay, James, Boileau,
openaire   +1 more source

PROJECTILES IN THE CEREBRAL VENTRICLES [PDF]

open access: yesThe Journal of Nervous and Mental Disease, 1921
n ...
openaire   +2 more sources

Experimental study of sandwich structures as armour against medium-velocity impacts [PDF]

open access: yes, 2013
An experimental impact study has been conducted on sandwich structures to identify and improve armour solutions for aeronautical applications. The objectives are to find the best configurations, i.e. the non-perforated targets with the minimal weight and
Bouvet, Christophe   +2 more
core   +1 more source

Numerical Analysis of a High-Velocity Projectile’s Impact on Shallow Steel Tunnels in Soft Sandstone

open access: yesInfrastructures
Tunnels are underground infrastructures intended for diverse community applications as well as military applications. During impact loading due to high-velocity projectiles such as ballistic missiles, materials experience a high strain rate.
Rupali Sarmah   +2 more
doaj   +1 more source

Impact of Concave and Convex Solid Surfaces By Liquid-Like Projectiles

open access: yesTikrit Journal of Engineering Sciences, 2007
A theoretical and experimental investigation of the normal impact of a flat-ended liquid slug onto ductile cylindrical solid targets is presented. The liquid slug is simulated by wax which is known to behave as a liquid in high speed impact situations ...
Riyadh N. Kiter, Sabah A. L. Salem
doaj   +1 more source

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