Performance enhancement of nylon/Kevlar fiber composites through viscoelastically generated pre-stress [PDF]
Kevlar-29 fibers have high strength and stiffness but nylon 6,6 fibers have greater ductility. Thus by commingling these fibers prior to molding in a resin, the resulting hybrid composite may be mechanically superior to the corresponding single fiber ...
Cao +26 more
core +1 more source
MnO2 has been widely used as an alternative candidate for oxygen reduction reaction owing to its abundance, low cost, and environmental compatibility. However, bulk MnO2 as electrocatalysts is still suffering from serious active sites agglomeration and ...
Xiaofen Xiao +3 more
doaj +1 more source
Dynamic response of phenolic resin and its carbon-nanotube composites to shock wave loading [PDF]
We investigate with nonreactive molecular dynamics simulations the dynamic response of phenolic resin and its carbon-nanotube (CNT) composites to shock wave compression. For phenolic resin, our simulations yield shock states in agreement with experiments
An, Q. +6 more
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Molecular mobility in piezoelectric hybrid nanocomposites with 0-3 connectivity: Particles size influence [PDF]
Polyamide 11/barium titanate nanocomposites have been studied by a combination of dynamic dielectric spectroscopy, thermo stimulated current and differential scanning calorimetry.
Capsal, Jean-Fabien +3 more
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The paper presents research on ferroelectric ceramic-polymer composites based on barium-strontium titanate and water-thinnable polymeric dispersions, obtained by using tape casting method.
Weronika Bulejak +8 more
doaj +1 more source
Improving the thermal stability of 1-3 piezoelectric composite transducers manufactured using thermally conductive polymeric fillers [PDF]
With a view to improving the thermal stability of ultrasonic transducers prepared using 1-3 piezoelectric composites, the use of front face layers manufactured from thermally insulating and partially thermally conductive polymeric materials has been ...
Hayward, G. +3 more
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In vitro study of nano-hydroxyapatite/chitosan–gelatin composites for bio-applications
The present work aims to study the in vitro properties of nano-hydroxyapatite/chitosan–gelatin composite materials. In vitro behavior was performed in simulated body fluid (SBF) to verify the formation of apatite layer onto the composite surfaces. The in
Khaled R. Mohamed +2 more
doaj +1 more source
Polymeric nanostructured composite films [PDF]
Abstract This research news describes the construction of polymeric nanostructured composite film based on a variety of interactions, such as hydrophobic–hydrophilic effect, electrostatic interaction, hydrogen bonding, etc. The work focused on developing strategies to solve the basic problems in the area of ultrathin film research, such ...
Jiacong Shen, Junqi Sun, Xi Zhang
openaire +1 more source
Phase stability and dynamics of entangled polymer-nanoparticle composites. [PDF]
Nanoparticle-polymer composites, or polymer-nanoparticle composites (PNCs), exhibit unusual mechanical and dynamical features when the particle size approaches the random coil dimensions of the host polymer.
Archer, Lynden A +2 more
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Polyethylene and Polypropylene Nanocomposites Based on Polymerically - Modified Clay Containing Alkylstyrene Units [PDF]
Sodium montmorillonite was modified with a new polymeric surfactant. The high molecular weight of the surfactant appears to have led to incomplete cation exchange of the clays, but did promote nanocomposite formation with polyethylene and polypropylene ...
Wilkie, Charles A., Zhang, Jinguo
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