نتایج جستجو برای: composites processing

تعداد نتایج: 543023  

2014
Bhaskar Raju

Aluminium metal matrix composites are widely used in engineering applications, specially automobile, aerospace, marine and mineral processing industries owing to their improved wear properties compared to conventional monolithic aluminium alloys. Presently hybrid composites plays vital role in engineering application. The researchers who developed composites, were subjected to many characterisa...

2016
Su Hua Wenfeng Hao

In order to effectively differentiate all kinds of defects inside the composites, this paper carries out testing on the internal defects of three-dimensional (3d) braided composites by use of acoustic emission nondestructive detecting technology. It puts forward the processing method for acoustic emission signals for the internal defects of three-dimensional braided composites based on wavelet ...

2010
Craig M. Clemons Ronald C. Sabo Kolby C. Hirth

Though silane chemistry has been used to crosslink unfilled polyethylene for many years, such crosslinking has only been recently applied to wood plastic composites to improve properties such as creep resistance. However, the presence of wood significantly changes the silane chemistry and a greater understanding is necessary for optimal processing and performance. We investigated three differen...

2006
Nikhil Gupta

Metal-matrix composites (MMCs) are used in a large number of high-performance applications. In 2004, more than 3.5 million kg of MMCs were used and the number is increasing rapidly, with an annual growth rate exceeding 6%. Most of the current MMC applications are in ground transportation, aviation, electronics, and sports industries. The initial discovery of the synthesis of cast aluminum-matri...

Journal: :Journal of experimental psychology. Human perception and performance 2014
Kao-Wei Chua Jennifer J Richler Isabel Gauthier

Faces are processed holistically, but the locus of holistic processing remains unclear. We created two novel races of faces (Lunaris and Taiyos) to study how experience with face parts influences holistic processing. In Experiment 1, subjects individuated Lunaris wherein the top, bottom, or both face halves contained diagnostic information. Subjects who learned to attend to face parts exhibited...

2001
W. Kowbel K. Patel J. C. Withers R. O. Loutfy

Carbon-carbon (C-C) composites exhibit excellent mechanical, thermal and chemical properties. Their commercial applications are limited by high cost and poor oxidation protection. A low cost process was developed to fabricate C-C composites in one manufacturing step, which leads to substantial cost savings over conventional processing methods. This low cost manufacturing process has been combin...

2006
Jing-Jing Zhang Han-Xiong Huang Yu-Huan Wang

Rheological behavior of high-density polyethylene (HDPE)-wood flour composites with different wood contents was examined using steady shear sweep, oscillatory frequency sweep, creep test, and stress relaxation test. The samples were prepared using a melt compounding method in a twin-screw extruder. The results showed that the yield stress did not appear for the composites prepared under the pro...

2017
H Khanbareh S van der Zwaag WA Groen

Composites of lead zirconate titanate particles in an epoxy matrix are prepared in the form of 0-3 and quasi 1-3 with different ceramic volume contents from 10% to 50%. Two different processing routes are tested. Firstly a conventional dielectrophoretic structuring is used to induce a chain-like particle configuration, followed by curing the matrix and poling at a high temperature and under a h...

1998
Martin Hawley Lawrence Drzal Krishnamurthy Jayaraman Jon Sticklen Mark Allen

The National Science Foundation (NSF) State of Michigan/Industry/University Cooperative Research Center on Low-Cost, High-Speed Polymer Composites Processing at Michigan State University (MSU) is in its seventh year of operation. The objectives of the Center are the design, development and deployment of technology to reduce the cost of polymer composites processing by a) developing new high spe...

2013
Narendra Reddy Yiqi Yang

Soyprotein–jute fiber composites developed using water without any chemicals as the plasticizer show much better flexural and tensile properties than polypropylene–jute composites. Co-products of soybean processing such as soy oil, soyprotein concentrate and soy protein isolates are inexpensive, abundantly available and are renewable resources that have been extensively studied as potential mat...

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