Results 41 to 50 of about 11,568 (266)

Open globe injuries from projectile impact: Initial presentation and outcomes

open access: yesIndian Journal of Ophthalmology, 2022
Purpose: To describe the characteristics and correlates of open globe injuries secondary to projectile injury and outcomes following surgical open globe repair at an urban tertiary referral center.
Angelica C Scanzera   +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

Exploring Sustainable Growth: Eco‐Innovation Among Small and Medium‐Sized Enterprises

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT We examined how small and medium‐sized enterprises (SMEs) in the aerospace industry developed capabilities for eco‐innovation, specifically SMEs enrolled in a green transition mentorship programme. To this end, we conducted multiple case studies over 2 years (August 2022 to November 2024) to gather data through semi‐structured interviews with ...
Coralie Gagné   +5 more
wiley   +1 more source

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  

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

Plasmakristall‐4 Experiment: 10 Years of Operation in Orbit

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT Plasmakristall‐4 (PK‐4) is a microgravity complex plasma laboratory operated for 10 years on board the International Space Station. Its main purpose is the particle‐resolved investigation of generic condensed matter phenomena using strongly coupled suspensions of microparticles immersed in low‐pressure gas‐discharge plasmas.
M. Pustylnik   +3 more
wiley   +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

Stopping Power of Electron Liquid for Slow Quantum Projectiles

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACT We revisit the problem of the deceleration of a charge moving in a medium. In the low‐velocity limit of the projectile, we construct the fully nonlinear (in the charge–target interaction) theory of the stopping power (SP), which goes beyond the classical Ehrenfest dynamics.
Vladimir U. Nazarov, E. K. U. Gross
wiley   +1 more source

Fish Scales: A Multifunctional Biomaterial from Nature

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Fish scales demonstrate nature's solution to impact protection through overlapping multilayered architecture. This biological design combines mineralized surfaces with collagen networks to achieve both flexibility and fracture resistance. The structural principles inspire advanced protective materials and biomedical implants, where damage tolerance ...
Liyao Dong, Xiaojie Sun, Xiguang Chen
wiley   +1 more source

Dual Operating Mode Imaging Photodetector Based on Electrical Modulation of p‐Si/MgO/ZnO

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This research innovatively introduces the MgO barrier layer and utilizes the device structure advantages of MSM to achieve breakthrough dual‐band response output of p‐Si/MgO/ZnO photodetectors under bias modulation. It has been successfully applied in dual‐mode imaging, laying the foundation for the development of third‐generation imaging technology ...
Hepeng Zhao   +4 more
wiley   +1 more source

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