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Microstructure evolution and self-assembling of CNT networks during mechanical stretching and mechanical properties of highly aligned CNT composites

10.1016/j.compscitech.2018.04.003

2018-04-04

Using a floating catalyst synthesis process, carbon nanotubes (CNTs) can be produced to form randomly oriented networks. However, to realize their potential high structural performance, the nanotubes must be aligned and closely packed to eliminate molecular a...

Synergetic enhancement of thermal conductivity by constructing hybrid conductive network in the segregated polymer composites

10.1016/j.compscitech.2018.03.016

2018-04-03

Effectively thermal conduction pathways are essential for the thermal conductivity of polymer-based composites. In this contribution, we proposed a facile and feasible strategy to improve the thermal conductivity of polymer composites through constructing a s...

Plasma poly(acrylic acid) compatibilized hydroxyapatite-polylactide biocomposites for their use as body-absorbable osteosynthesis devices

10.1016/j.compscitech.2018.04.001

2018-04-03

The nanoscale interface between hydroxyapatite (HA) particles and PLLA matrix appears to be the determining factor for poor mechanical performance of this family of biocomposites in load-bearing applications. It has been demonstrated that when these biocompos...

Study on synergistic toughening of polypropylene with high-density polyethylene and elastomer-olefin block copolymers under ultrasonic application

10.1016/j.compscitech.2018.03.044

2018-04-03

In this study, we prepared the blends of polypropylene (PP) and high-density polyethylene (HDPE) with elastomer-olefin block copolymers (OBC) using an ultrasonic twin-screw extruder and investigated the mechanical, thermodynamic, and rheological properties of...

Dielectric response of nano aluminium tri-hydrate filled silicone rubber

10.1016/j.compscitech.2018.04.002

2018-04-03

The dielectric response of a nano-ATH (Aluminium Tri-hydrate) filled silicone rubber is investigated over the frequency range 10−4 to 103 Hz and compared with that of the micro-ATH composite. An equivalent circuit has been used to decompose the dielectric res...

Simultaneous enhancement of electrical conductivity and mechanical properties in buckypaper-reinforced polydivinylbenzene(doped polyaniline) composites

10.1016/j.compscitech.2018.03.042

2018-04-01

The key barrier to design conductive polymer composites with maintained mechanical performance is to increase the content of conductive nanofillers with well-dispersity in the polymer matrix. Here we report new buckypaper (BP) reinforced polydivinylbenzene (P...

Stitched shape memory alloy wires enhance damage recovery in self-healing fiber-reinforced polymer composites

10.1016/j.compscitech.2018.03.040

2018-03-30

A major issue in composite technology is matrix micro-cracking due to low-velocity impact damage, which may severely limit service lifetimes of composite parts. In a novel approach, remarkable levels of healing of impact damage are obtained using shape memory...

Structures and properties of alkanethiol-modified graphene oxide/solution-polymerized styrene butadiene rubber composites: Click chemistry and molecular dynamics simulation

10.1016/j.compscitech.2018.03.036

2018-03-30

Alkanethiol-modified graphene oxides (GOs) containing alkanethiol (CxGO) molecules with varying chain lengths were synthesized through click chemistry. Then, CxGO/solution-polymerized styrene butadiene rubber (CxGO/SSBR) composites with different CxGO loading...

Machine learning electron density in sulfur crosslinked carbon nanotubes

10.1016/j.compscitech.2018.03.035

2018-03-29

Mechanical strengthening of composite materials that include carbon nanotubes (CNT) requires strong inter-bonding to achieve significant CNT-CNT or CNT-matrix load transfer. The same principle is applicable to the improvement of CNT bundles and calls for cova...

Polymer composites with lychee-like core covered by segregated conducting and flexible networks: Unique morphology, high flexibility, stretchability and thermoelectric performance

10.1016/j.compscitech.2018.03.039

2018-03-28

Polymer nanocomposites show great potential as platforms for the development of organic synthetic devices and systems, while a rational structural design of the matrix and the precursors are still urgently needed to ensure the viable development of these comp...