Results 81 to 90 of about 284,579 (270)

Collaborative Optimization of Electromagnetic Interference Shielding, Adaptive Multi‐Color, and Thermal Camouflage of Basalt Fibers by Temperature‐Induced Gradient Structure Control

open access: yesExploration, EarlyView.
Polychromatic BFs with exceptional EMI and thermal shielding were fabricated based on a “plasma activation‐ALD bridging‐chemical plating‐post annealing treatments” gradient functionalization strategy. As prepared, basalt fiber/fabric demonstrates outstanding EMI SE of 53.47 dB and thermal infrared camouflage effect.
Sijie Qiao   +13 more
wiley   +1 more source

The Study of Stab Resistance of Dry Aramid Fabrics [PDF]

open access: yesActa Mechanica et Automatica, 2014
Abstract The paper presents the issue of a knife proof ballistic package. This issue was emphasized since most of modern vests are designed to match the threat posed to them only by firearms. There was observed negligence of protection against melee attacks.
Wiesław Barnat, Dariusz Sokołowski
openaire   +1 more source

Electronic jelly: Engineering the mechanics of hydrogels for flexible electronics

open access: yesFlexMat, EarlyView.
By unifying mechanical reinforcement strategies—double networks, structural ordering, and dynamic interactions—this review demonstrates how engineered hydrogels can transcend their fragility to achieve the strength, toughness, and reliability required for flexible electronics, including wearable sensors, energy devices, and soft robotic systems ...
Tianfu Zheng   +2 more
wiley   +1 more source

Development of flame resistant treatment for nomex fibrous structures [PDF]

open access: yes
Technology which renders aramid fibrous structures flame resistant through chemical modification was developed. The project scaled up flame resistant treatment from laboratory fabric swatches of a few inches to efficiently producing ten yards of ...
Toy, M. S.
core   +4 more sources

Effect of hybrid ratio on mechanical properties of carbon/aramid hybrid fiber multi-layered biaxial weft knitted fabric reinforced composites

open access: yesCailiao gongcheng, 2020
Carbon/aramid fiber hybrid multi-layered biaxial weft knitted fabric was prepared in term of intraply hybridization. The mechanical properties and effect of hybrid ratio on mechanical properties were studied.
QI Ye-xiong, JIANG Ya-ming, LI Jia-lu
doaj  

Recent advances in multifunctional soft robots: A materials–structures–systems co‐design perspective for synergistic integration

open access: yesFlexMat, EarlyView.
Abstract Soft robots, engineered from highly compliant materials, offer superior adaptability and safety in unstructured environments compared to their rigid counterparts. Recent advancements, fueled by bio‐inspiration and material programmability, have led to the rapid co‐evolution of their core modules: actuation, sensing, protection, energy, and ...
Qiulei Liu   +3 more
wiley   +1 more source

Fire blocking systems for aircraft seat cushions [PDF]

open access: yes, 1984
A configuration and method for reducing the flammability of bodies of organic materials that thermally decompose to give flammable gases comprises covering the body with a flexible matrix that catalytically cracks the flammable gases to less flammable ...
Kourtides, D. A., Parker, J. A.
core   +1 more source

Dyeing of meta-Aramid Woven Fabric with Vat Dyes

open access: yesTextile Science and Engineering, 2013
Abstract: Herein, 100% meta-aramid woven fabric was dyed with three vat dyes and their dyeing and fastness prop-erties were investigated. Color yields of the vat dyes on the meta-aramid fabric were dependent on dyeing temperature,amount of reducing agent, and amount of salt.
Mi Ri Kim, Jung Jin Lee
openaire   +1 more source

Intelligent materials for on‐demand electromagnetic absorption

open access: yesInfoMat, EarlyView.
This review introduces an innovative “stimulus‐state‐property” paradigm, facilitating a fundamental transition from static to dynamically intelligent electromagnetic wave absorption (EMWA). The key advancement lies in the synergistic integration of external fields with structurally engineered metamaterials and tunable components.
Chongyang Chai   +7 more
wiley   +1 more source

Investigation on Impact Behavior of Thermoplastic Composites: A Ply‐Level Numerical Methodology for Impact‐Resistance Design

open access: yesPolymer Composites, EarlyView.
Experimental and numerical investigation on impact‐tolerance efficient evaluation of soft TPU composites. ABSTRACT This study combines experimental characterization and numerical modeling to investigate the impact behavior of aramid fiber–reinforced composites incorporating a thermoplastic polyurethane (TPU) matrix. Low‐velocity impact (LVI) tests were
Shunqi Zhang   +6 more
wiley   +1 more source

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