Results 51 to 60 of about 54,948 (200)

A Human Lower Limb Mechanical Phantom for the Testing of Knee Exoskeletons

open access: yesIEEE Transactions on Neural Systems and Rehabilitation Engineering, 2023
The development of assistive lower-limb exoskeletons can be time-consuming. Testing prototype medical devices on vulnerable populations such as children also has safety concerns.
W. Sebastian Barrutia   +2 more
doaj   +1 more source

Natural fiber reinforced polymer composites for ballistic protection: Design, performance, and challenges

open access: yesResults in Materials
The increasing demand for sustainable and lightweight materials in defense and security applications has driven the development of natural fiber-reinforced polymer composites (NFRPCs) for ballistic protection.
Md. Syduzzaman   +4 more
doaj   +1 more source

Experimental study of bullet-proofing capabilities of Kevlar, of different weights and number of layers, with 9 mm projectiles

open access: yesDefence Technology, 2019
Kevlar is the most commonly used material as armour for protection against bullets used in hand guns because of its impact resistance, high strength and low weight.
Riaan Stopforth, Sarp Adali
doaj   +1 more source

Antiballistic material, testing, and procedures of curved-layered objects: A systematic review and current milestone

open access: yesCurved and Layered Structures, 2023
Antiballistics are used as personal protective equipment required by military and police personnel. They have been mentioned frequently in recent decades due to the increasing cases of war.
Maulana Fattah   +8 more
doaj   +1 more source

Micro-Switches with Sputtered Au, AuPd, Au-on-AuPt, and AuPtCu Alloy Electric Contacts [PDF]

open access: yes, 2004
This work is the first to report on a new analytic model for predicting micro-contact resistance and the design, fabrication, and testing of microelectromechanical systems (MEMS) metal contact switches with sputtered bi-metallic (i.e.
Cortez, R.   +4 more
core   +1 more source

Understanding and Controlling Regime Switching in Molecular Diffusion

open access: yes, 2014
Diffusion can be strongly affected by ballistic flights (long jumps) as well as long-lived sticking trajectories (long sticks). Using statistical inference techniques in the spirit of Granger causality, we investigate the appearance of long jumps and ...
de Wijn, A. S., Hallerberg, S.
core   +1 more source

Development of computerize value stream system [PDF]

open access: yes, 2014
Value stream mapping (VSM) was initially developed to use of the suite of tools to help researcher or practitioner to identify waste in individual value streams and find an appropriate method to its removal.
Abu Bakar, Suaibah   +3 more
core   +1 more source

Ballistic Range Testing Data Analysis of Tianwen-1 Mars Entry Capsule

open access: yesSpace: Science & Technology, 2021
A typical blunt body such as Tianwen-1 Mars entry capsule suffers dynamic instability in supersonic regime. To investigate the unstable Mach range of flight and to confirm the design of aerodynamic shape and mass properties, a ballistic range test was ...
Haogong Wei   +4 more
doaj   +1 more source

A ballistics module as a part of the fire control system

open access: yesVojnotehnički Glasnik, 2013
This article presents a ballistics module as a part of the fire control system of weapons for fire support (mortars, artillery weapons and rocket launchers). The software is "open" with the prominence of autonomy work.
Branka R. Luković   +2 more
doaj   +1 more source

Impact perforation testing of stab-resistant armour materials [PDF]

open access: yes, 1995
This paper describes the development of a method for the investigation and comparison of materials for use in stab resistant body armour. A number of polymer composite panels of different thicknesses and construction have been tested.
Angood, C.   +3 more
core  

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