Results 41 to 50 of about 4,602 (238)

Nano-structure of Ag/PANI on surface of aramid fabric and electromagnetic shielding performance of fabric

open access: yesCailiao gongcheng, 2023
The development of materials with high electromagnetic shielding effectiveness is of great significance for reducing electromagnetic interference and electromagnetic radiation hazards.Para-aramid fabric was used as the matrix material, and the Ag/PANI ...
LIU Maochen   +3 more
doaj   +1 more source

Partial carbonization of aramid fibers

open access: yesJournal of Polymer Science Part B: Polymer Physics, 1994
AbstractHeat treatment of aramid fiber was conducted in the temperature range 300–710°C nominally for 10 and 30 s in both static air and flowing nitrogen atmosphere. Crystallinity, crystal orientation, and crystallite size were determined using x‐ray diffraction.
Quichen Zhang   +2 more
openaire   +1 more source

Harnessing Phase Separation for the Development of High‐Performance Hydrogels

open access: yesAdvanced Science, EarlyView.
ABSTRACT Hydrogels are indispensable for the development of next‐generation bioelectronics, soft robotics, and biomedical devices, where their mechanical properties determine performance and reliability. Among strategies to enhance hydrogel mechanics, phase separation enables controlled heterogeneity resulting in gel networks that are reinforced by ...
Yue Shao   +3 more
wiley   +1 more source

Smart Flexible Tactile Sensors: Recent Progress in Device Designs, Intelligent Algorithms, and Multidisciplinary Applications

open access: yesAdvanced Intelligent Discovery, EarlyView.
Flexible tactile sensors have considerable potential for broad application in healthcare monitoring, human–machine interfaces, and bioinspired robotics. This review explores recent progress in device design, performance optimization, and intelligent applications. It highlights how AI algorithms enhance environmental adaptability and perception accuracy
Siyuan Wang   +3 more
wiley   +1 more source

Study of Aramid Fiber/Polychloroprene Recycling Process by Thermal Degradation

open access: yesJournal of Aerospace Technology and Management, 2016
Aramid fiber is an important polymer applied as reinforcement in high-performance composites, which, due its exceptional properties, becomes an excellent impact absorption material.
Igor Dabkiewicz   +3 more
doaj   +3 more sources

Investigation of the failure characteristics of fissure tunnels under dynamic and static combinations

open access: yesDeep Underground Science and Engineering, EarlyView.
This article aims to investigate the dynamic fracture response of fractured tunnel models under zero geological stress through physical experiments and numerical simulations. It further simulates the dynamic fracture characteristics of fractured tunnel models under geological stress ranging from 0 to 2.5 MPa using the numerical software AUTODYN ...
Peng Ying   +7 more
wiley   +1 more source

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

open access: yesCailiao gongcheng, 2019
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  

Ballistic comparison between epoxy-ramie and epoxy-aramid composites in Multilayered Armor Systems

open access: yesJournal of Materials Research and Technology, 2018
The ballistic protection against high-energy projectiles, such as the 7.62 mm, is more efficiently performed by means of multilayered armor systems (MAS).
Fábio de Oliveira Braga   +5 more
doaj   +1 more source

Insulation Performance and Simulation Analysis of SiO2-Aramid Paper under High-Voltage Bushing

open access: yesNanomaterials, 2022
The long-term safe and stable operation of oil-impregnated paper (OIP) bushings is of great significance to the operation of power systems. With the growth of OIP bushing, its internal insulation will gradually decay.
Bowen Liu   +4 more
doaj   +1 more source

All‐Biomass Tough Aerogel Fiber for Super Thermal Insulating Textile

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Here, an all‐biomass core‐shell structural aerogel fiber with high mechanical strength and exceptional thermal management performance is fabricated using coaxial wet‐spinning. The improvements in mechanical properties are discussed, the thermal insulation performance is evaluated at both high and low temperatures through experimental tests and ...
Yiling Shi   +7 more
wiley   +1 more source

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