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Showing papers in "Composites Science and Technology in 2009"


Journal ArticleDOI
TL;DR: In this paper, a comprehensive survey of electrical percolation of carbon nanotubes (CNT) in polymer composites is presented, together with an attempt of systematization.

1,815 citations


Journal ArticleDOI
TL;DR: In this paper, the thermal and mechanical properties of nanocomposites based on polylactic acid (PLA) and microfibrillated cellulose (MFC) were described.

533 citations


Journal ArticleDOI
TL;DR: In this article, the authors reviewed relevant literature which deals with various manifestations of energy absorption of composites from the nano to the macro-scale, with emphasis on the nano-scale.

472 citations


Journal ArticleDOI
Yanju Liu1, Haibao Lv1, Xin Lan1, Jinsong Leng1, Shanyi Du1 
TL;DR: In this article, the progress of electro-activate SMP composites is discussed and the filler types that affect the conductive properties of these composites are discussed, and the mechanisms of electric conduction are addressed.

440 citations


Journal ArticleDOI
TL;DR: In this article, a more comprehensive review of recent literature in the broader area of mechanics of mechanically fastened joints in polymer-matrix composite structures is presented, including joint design methodologies, considerations of the influence of geometric effects and fastener preload selection.

434 citations


Journal ArticleDOI
TL;DR: In this article, the chemical and physical properties of the MWCNTs were analyzed by means of EDX, TGA, SEM, and Raman analysis, and the phase composition of the composites were characterized by using an X-ray diffractometer and scanning electron microscope.

398 citations


Journal ArticleDOI
TL;DR: In this article, the interfacial shear strength of carbon nanotube (CNT) coated carbon fibers in epoxy was studied using the single-fiber composite fragmentation test.

375 citations


Journal ArticleDOI
TL;DR: In this paper, the effects of sonication time on the mechanical properties of multiscale composites, which contain reinforcements at varying scales, were studied, and a combination of Halpin-Tsai equations and woven fiber micromechanics was used in hierarchy to predict the structural properties of multi-scale composites.

364 citations


Journal ArticleDOI
TL;DR: In this paper, an active and passive approach for impact damage detection in composite materials is presented, where the active approach is usually based on various non-destructive techniques utilizing actuators and/or receivers, while the passive approach does not involve any actuators; receivers are used to sense and or hear any perturbations caused by possible hidden damage.

364 citations


Journal ArticleDOI
TL;DR: In this article, polypropylene (PP)/multi-wall carbon nanotubes (MWNTs) nanocomposites were prepared by diluting a PP/MWNT masterbatch by melt compounding with a twin screw extruder.

347 citations


Journal ArticleDOI
TL;DR: In this paper, nine types of matrix resins were reinforced with cellulose nanofibers extracted from wood powder, and they measured regular light transmittances, tensile moduli, and coefficient of thermal expansion (CTE) values.

Journal ArticleDOI
TL;DR: In this paper, the impact damage resistance of composite laminates with dispersed stacking sequences is evaluated by using finite element simulation methods, and the accuracy achieved with this method increases the reliability of numerical methods in the simulation of impact loads enabling the reduction of the time and costs associated with mechanical testing.

Journal ArticleDOI
TL;DR: In this article, flexible polyurethane (PU) foams, with loading fractions of up to 0.2 wt% carbon nanotubes (CNTs), were made by free-rising foaming using water as blowing agent.

Journal ArticleDOI
Y. Z. Wan1, Honglin Luo1, F. He1, H. Liang1, Yi Huang1, X.L. Li1 
TL;DR: In this article, the authors used bacterial cellulose (BC) nanofibres as the biodegradable reinforcement for starch plasticized with glycerol via a solution impregnation method.

Journal ArticleDOI
TL;DR: In this paper, high density multi-wall carbon nanotubes were grown directly on two different polyacrylonitrile (PAN)-based carbon fibers (T650 and IM-7) using thermal Chemical Vapor Deposition (CVD).

Journal ArticleDOI
TL;DR: In this paper, a new manufacturing process similar to papermaking was devised, which enables the production of thin sheets made of uniformly dispersed microfibrillated cellulose (MFC) with polylactic acid (PLA) fibers, and composites were obtained by compression molding of the stacked sheets.

Journal ArticleDOI
TL;DR: In this paper, a two-dimensional finite element model is developed to study the impact of interphase zones on the overall properties of the composite and the simulation results clearly show that the loss moduli of composites are either broadened or shifted corresponding to the absence or presence of a geometrically percolating interphase network.

Journal ArticleDOI
TL;DR: In this paper, the effect of up to 2% of loading on the microstructural, physical, and mechanical properties of hybrid CNF/silica fume cement composites has been studied.

Journal ArticleDOI
TL;DR: In this paper, the effects of water immersion on the flexural and compression properties of jute fiber reinforced with unsaturated polyester composites were investigated and the effect of the immersion treatment on flexural properties was found to decrease with the increase in percentage water uptake.

Journal ArticleDOI
TL;DR: In this paper, polyamide 6 and polyamide 66 were filled with multiwalled carbon nanotubes (MWNT) using small scale melt mixing under variation of processing conditions, including temperature, rotation speed, and mixing time.

Journal ArticleDOI
TL;DR: In this paper, hollow glass microsphere (HGM)-filled epoxy composites, with filler content ranging from 0 to 51.3vol%, were prepared in order to modify the dielectric properties of the epoxy.

Journal ArticleDOI
TL;DR: In this paper, controlled-morphology aligned carbon nanotube (CNT) composites with measured non-isotropic properties and trends consistent with standard composites theories are presented.

Journal ArticleDOI
TL;DR: In this article, a hierarchical organized multifunctional nanocomposite can be used in healthcare, environmental and defense and security, where the nanofiber assembly can be encapsulated within a matrix or form a bulk structure of a pre-determined shape.

Journal ArticleDOI
TL;DR: In this article, three PAN-based carbon fibres (Toray T600S, T700S and Tenax STS5631) were recycled from epoxy resin/carbon fiber composites using supercritical n-propanol.

Journal ArticleDOI
TL;DR: In this paper, a method to redesign the traditional stacking sequences such that the alternative laminates have improved damage resistance whilst keeping similar inplane and bending stiffness properties as their original stacking sequences is proposed.

Journal ArticleDOI
TL;DR: In this article, the effects of the coupling agent on composite properties was highly beneficial leading to increased moduli and heat deflection temperatures as well as reduced water swelling in a headliner.

Journal ArticleDOI
TL;DR: In this paper, the authors investigated the influence of fiber morphology of different natural fibres on composites mechanical properties and on the fiber breakage due to extrusion process and the results showed that sisal composites had the best impact properties and the longest fibres after the extrusion.

Journal ArticleDOI
TL;DR: In this article, a block copolymer was used as a dispersion agent to pre-disperse multiwall carbon nanotubes (MWNTs) on Mg alloy chips.

Journal ArticleDOI
TL;DR: In this paper, powder metallurgy (P/M) titanium matrix composite (TMC) reinforced with the CNTs was prepared by spark plasma sintering (SPS) and subsequently hot extrusion process.

Journal ArticleDOI
TL;DR: In this paper, the effects of microfibrillated cellulose nanofibers from wood on the moisture sorption kinetics of glycerol plasticized and pure high-amylopectin starch films were studied.