Results 51 to 60 of about 103,506 (295)

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

Precipitation‐Modulated Harmonic Architectures Enable Superior Strength–Ductility Synergy from Cryogenic to Elevated Temperatures in Nanostructured Alloys

open access: yesAdvanced Science, EarlyView.
Precipitation‐modulated recrystallization enables a programmable bimodal harmonic architecture in a high‐entropy alloy, delivering 1–2 GPa yield strength with >10% ductility from −196 °C to 700 °C. The resulting broad‐temperature robustness arises from the synergy of dual‐mode nanoprecipitation, harmonic core–shell topology, and temperature‐adaptive ...
Wei Li   +5 more
wiley   +1 more source

A Dual‐Channel Synergistic Ultrasensitive Biosensor for Tumor Liquid Biopsy

open access: yesAdvanced Science, EarlyView.
ABSTRACT Liquid biopsy technology, which detects circulating tumor DNA (ctDNA) in cerebrospinal fluid, plays a crucial role in the early diagnosis and precision treatment of gliomas. However, the intrinsically low abundance and rapid clearance of ctDNA pose substantial challenges for conventional analytical techniques, such as droplet digital PCR and ...
Yu Sun   +12 more
wiley   +1 more source

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

Distinctive bullet impact holes by 9-mm caliber projectile on sheet metal surfaces

open access: yesJournal of Forensic Science and Medicine, 2022
Introduction: A comprehensive scene reconstruction requires forensic investigators to examine the impact marks left on various surfaces to identify whether a projectile produces a specific hole.
Syamsul Anuar Abd Malik   +4 more
doaj   +1 more source

Ultrahigh harmonics from laser-assisted ion-atom collisions

open access: yes, 2003
We present a theoretical analysis of high-order harmonic generation from ion-atom collisions in the presence of linearly polarized intense laser pulses.
A. McPherson   +4 more
core   +1 more source

Correlations and Fluctuations in High-Energy Nuclear Collisions [PDF]

open access: yes, 1995
Nucleon correlations in the target and projectile nuclei are shown to reduce significantly the fluctuations in multiple nucleon-nucleon collisions, total multiplicity and transverse energy in relativistic heavy-ion collisions, in particular for heavy ...
A. Bulgac   +50 more
core   +3 more sources

Rejuvenated Amorphous Alloys: Processing Methods, Microstructures and Mechanical Properties

open access: yesAdvanced Science, EarlyView.
Three rejuvenation methods – mechanical and thermal rejuvenation, and other rejuvenation routes such as ultrasonic processing – can be used to modify structures of glassy alloys, especially atomic clusters, and therefore enhances plasticity and activates work‐hardening behaviors.
Can Yang   +10 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  

On the Air Resistance of Projectiles [PDF]

open access: yesProceedings of the National Academy of Sciences, 1931
In making this study, the author had in mind its applications to the problem of meteoric impact. The different laws of resistance, heretofore proposed, contain too many empirical or hypothetical elements to permit a safe extrapolation to cosmic velocities.
openaire   +3 more sources

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