نتایج جستجو برای: algr composites

تعداد نتایج: 45884  

2015
W. Zhang X. D. Zuo C. W. Wu

Magnetic inducing hyperthermia (MIH) is gaining great popularity due to its good targeted therapy and less side effects. Magnetic agents play a crucial role in this technique. As novel candidates, recently, carbon nanotubes/iron oxide nanoparticles composites have demonstrated great potential in MIH by combining the unique characteristics of carbon nanotubes with the excellent magnetic properti...

2007
T. Bárány J. Karger-Kocsis

The development of environmental friendly engineering material has received top priority recently. Glass fiber (GF) reinforced polypropylene (PP) composites is one of the most widely used materials in the automotive industry due to its favourable properties. However, the presence of GF has become a major issue in the recycling of GF/PP composites. Considerable efforts have been devoted to find ...

Journal: :Law and human behavior 2007
Lisa E Hasel Gary L Wells

Composite faces built by eyewitnesses commonly are poor likenesses of the target face. When there are multiple witnesses, however, an opportunity exists to morph the composites. Morphs were rated as more similar to the target face than were the mean ratings of the individual composites. However, as hypothesized, the morph also came to resemble non-target faces more than the individual composite...

2016
Shulin Xiang Xiaojun Wang Manoj Gupta Kun Wu Xiaoshi Hu Mingyi Zheng

In this work, graphene nanoplatelets (GNPs) reinforced magnesium (Mg) matrix composites were synthesised using the multi-step dispersion route. Well-dispersed but inhomogeneously distributed GNPs were obtained in the matrix. Compared with the monolithic alloy, the nanocomposites exhibited dramatically enhanced Young's modulus, yield strength and ultimate tensile strength and relatively high pla...

2012
Chean-Cheng Su Chia-Ching Wu Cheng-Fu Yang

Various amounts of multiwalled carbon nanotubes [MWNTs] were embedded into polyetherimide [PEI] to form PEI/MWNT composites, and their dielectric properties were measured at 1 MHz. The Lichtenecker mixing rule was used to find a reasonable dielectric constant for the MWNTs used in this study. The dielectric constants of the developed composites were significantly increased, and the loss tangent...

A. Khozeini M. Mashkour T. Tabarsa

This study was conducted to investigate the effects of applying methods andamount of ammonium polyphosphate (0, 2 and 4 wt%) on fire retardancy andmechanical properties of wood flour/polypropylene composites. The resultsshowed that addition of fire retardant improved the mechanical properties such astensile and flexural strengths and fire retardancy of composites. But by increasingof fire retar...

2001
C. R. Maier

Composites based on graphite benefit a number of applications where low density, high-temperature strength and thermal shock resistant materials are needed. Carbon composites are currently used in applications such as thermal barriers for reentry vehicles and aircraft brakes[1,2]. However, despite the unique hightemperature properties of these composites, their susceptibility to gasification in...

2005
A. Ramalho P. Vale Antunes

Resin composites were first introduced as anterior restorative materials, but are more and more used in posterior teeth, as amalgam replacements. Nowadays the so-called ‘condensable’ composites are frequently used in posterior teeth. These materials are subjected to high values of contact and mastigatory loads, loading rates and sliding distances. In such contact conditions, wear is the major f...

2010
Philip D. Bradford Xin Wang Haibo Zhao Jon-Paul Maria Quanxi Jia Y. T. Zhu

Conventional micro-fiber-reinforced composites provide insight into critical structural features needed for obtaining maximum composite strength and stiffness: the reinforcements should be long, well aligned in a unidirectional orientation, and should have a high reinforcement volume fraction. It has long been a challenge for researchers to process CNT composites with such structural features. ...

2018
Baoyun Ye Chongwei An Yuruo Zhang Changkun Song Xiaoheng Geng Jingyu Wang

A one-step method which involves exfoliating graphite materials (GIMs) off into graphene materials (GEMs) in aqueous suspension of CL-20 and forming CL-20/graphene materials (CL-20/GEMs) composites by using ball milling is presented. The conversion of mixtures to composite form was monitored by scanning electron microscopy (SEM) and powder X-ray diffraction (XRD). The impact sensitivities of CL...

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