Results 51 to 60 of about 6,899 (279)

The Importance of Scientific and Technical Innovation in the Police Investigation of Gun Crime [PDF]

open access: yes
My original contribution to knowledge is the assessment of two ballistics analysis systems using the same bullets and cartridge cases to assess interoperability potential.
Thomas, Jennifer
core   +3 more sources

Chemical compatibility of energetic metal complexes with polymers by thermal analytical techniques

open access: yesFirePhysChem
Energetic metal complexes have been established to be effective combustion catalyst for energetic composites and propellants with improved performance. Chemical compatibility is an important aspect in the development of novel energetic composites which ...
Priyanka Singla   +4 more
doaj   +1 more source

Computational modelling of the shot pattern of a sporting shotgun [PDF]

open access: yes, 2002
There is an abundance of experimental data on the ballistic performance of sporting shotguns. However the successful development of computational models, that will help to reduce the commercial and environmental costs of extensive test programs, has been
Thomson, R. D.   +4 more
core   +1 more source

Beyond Ballistics

open access: yesAmerican Journal of Men's Health, 2011
Although the literature on men’s help seeking offers important insights into health service engagement patterns within this population, there remain gaps in our understanding.
Lisa M. Wenger MA, PhD(c)
doaj   +1 more source

Structure‐Guided Dynamical Mechanics in Bioinspired Double Twisted Laminated Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
This work explores a dynamic mechanistic study of crack propagation and puncture testing via real‐time monitoring of crack initiation, propagation, and termination through nature‐inspired single and double twisted architectures fabricated from cellulose nanocrystals.
Justin Brackenridge   +4 more
wiley   +1 more source

Karakteristik Fiber Metal Laminate Akibat Beban Impak Balistik Dari Peluru Kaliber 9 mm Full Metal Jacket (FMJ)

open access: yesRekayasa Mesin, 2021
Estimated damage levels from ballistics impact zone provide valuable information to make bulletproof materials more effective. Therefore, this study aims to determine the impact of ballistics including hole shape, hole depth, macro, and microstructure on
Muhammad Syaiful Fadly   +2 more
doaj   +1 more source

Resistance to Overdoping Allows Over 2000 S cm−1 Conductivity in P(g3BTTT) With Anion‐Exchange Doping

open access: yesAdvanced Materials, EarlyView.
Anion‐exchange doping of conjugated polymers is an effective way to achieve high conductivities. Here, we report over 2000 S cm−1 electrical conductivity for doped P(g3BTTT). In addition, we show that P(g3BTTT) sustains exceptionally high doping levels without any drop in the charge mobility.
Basil Hunger   +14 more
wiley   +1 more source

Bioinspired Adaptive Surfaces for Intelligent Liquid Manipulation: Progressing From Passive and Active to Hybrid Strategies

open access: yesAdvanced Materials, EarlyView.
This review examines passive, active, and hybrid liquid manipulation strategies, highlighting hybrid approaches as an emerging route to reconcile energy efficiency with adaptive control. By actively reconstructing passive surfaces to store programmable interfacial energy, hybrid systems enable flexible yet low‐power liquid transport, with perspectives ...
Jiaqi Miao   +3 more
wiley   +1 more source

Textile‐Based Capacitive Pressure Sensors Enabled by Ultrasonic Spray‐Coated Carbon Black Electrodes and Electrostatic Flocking

open access: yesAdvanced Materials Interfaces, EarlyView.
A 4‐layer Kevlar‐based composite is fabricated by combining ultrasonic spraying and electrostatic flocking. Carbon black dispersion is first deposited onto Kevlar fabric to create a conductive electrode. Nylon fibers are then electrostatically flocked onto the coated fabric, forming a dielectric layer.
Mengdi Chen   +7 more
wiley   +1 more source

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