نتایج جستجو برای: low density polyethyleneclay nanocomposite

تعداد نتایج: 1524237  

2014
Javed Alam Manawwer Alam Mohan Raja Zainularifeen Abduljaleel Lawrence Arockiasamy Dass

A novel electroactive shape memory polymer nanocomposite of epoxidized linseed oil plasticized polylactic acid and multi-walled carbon nanotubes (MWCNTs) was prepared by a combination of solution blending, solvent cast technique, and hydraulic hot press moulding. In this study, polylactic acid (PLA) was first plasticized by epoxidized linseed oil (ELO) in order to overcome the major limitations...

2018
Dou Zhang Weiwei Liu Ru Guo Kechao Zhou Hang Luo

Polymer-based capacitors with high energy density have attracted significant attention in recent years due to their wide range of potential applications in electronic devices. However, the obtained high energy density is predominantly dependent on high applied electric field, e.g., 400-600 kV mm-1, which may bring more challenges relating to the failure probability. Here, a simple two-step meth...

2017
Chuanxing Jiang Dongzhi Zhang Nailiang Yin Yao Yao Talgar Shaymurat Xiaoyan Zhou

This paper demonstrates an acetylene gas sensor based on an Ag-decorated tin dioxide/reduced graphene oxide (Ag-SnO₂/rGO) nanocomposite film, prepared by layer-by-layer (LbL) self-assembly technology. The as-prepared Ag-SnO₂/rGO nanocomposite was characterized by scanning electron microscopy (SEM), transmission electron microscopy (TEM), X-ray diffraction (XRD) and Raman spectrum. The acetylene...

Journal: :acta medica iranica 0
manoochehr nakhjavani department of endocrinology, school of medicine, tehran university of medical sciences, tehran, iran. firouzeh asgarani department of endocrinology, school of medicine, tehran university of medical sciences, tehran, iran. fatemeh esfahanian department of endocrinology, school of medicine, tehran university of medical sciences, tehran, iran. alireza esteghamati department of endocrinology, school of medicine, tehran university of medical sciences, tehran, iran.

accumulating evidence suggest that in patients with diabetes mellitus, increased rate of lipoprotein oxidation and oxidative stress have important role in diabetic angiopathy, including nephropathy. to evaluate the association of oxidized low- density lipoprotein (ox-ldl) with the development of diabetic nephropathy, plasma level of ox-ldl were measured in 70 diabetic patients with macro and 63...

Journal: :acta medica iranica 0
f. asadi jamnani m. doosti m. zahraei m. ghazi sh. ahmadian

liver secretes a large range of very low density lipoprotein (vldl) particles of different sizes and svedberg flotation rates (sf). in plasma vldl is converted to low density lipoprotein (ldl)which in turn plays an important role in the development of atherosclerotic diseases; however,triglyceride (tg) rich vldl1 has been shown to be more deleterious than cholesteryl ester (ce) rich vldl2. ther...

2015
Kwang Hoon Lee Young-Woo Lee Seung Woo Lee Jeong Sook Ha Sang-Soo Lee Jeong Gon Son

A simple ice-templated self-assembly process is used to prepare a three-dimensional (3D) and vertically porous nanocomposite of layered vanadium phosphates (VOPO4) and graphene nanosheets with high surface area and high electrical conductivity. The resulting 3D VOPO4-graphene nanocomposite has a much higher capacitance of 527.9 F g(-1) at a current density of 0.5 A g(-1), compared with ~247 F g...

2014
Gregory Thien Soon How Alagarsamy Pandikumar Huang Nay Ming Lim Hong Ngee

Titanium dioxide (TiO2) with highly exposed {001} facets was synthesized through a facile solvo-thermal method and its surface was decorated by using reduced graphene oxide (rGO) sheets. The morphology and chemical composition of the prepared rGO/TiO2 {001} nanocomposite were examined by using suitable characterization techniques. The rGO/TiO2 {001} nanocomposite was used to modify glassy carbo...

Drilling fluid is the most important lifeline of the drilling operation, that main task is facilitate the cuttings removal of the drilling. There are varieties of drilling fluids such as sodium bentonite based-drilling fluid is called “mud” and drilling foam or surfactant based-drilling fluid is called “soap”. The present work aims are study on the modified drilling mud properties by using the ...

Journal: :Acta biomaterialia 2012
Sheng-Hao Hsu Rung-Shu Chen Yuan-Ling Chang Min-Huey Chen Kuo-Chung Cheng Wei-Fang Su

Low-shrinkage resin-based photocurable liquid crystalline epoxy nanocomposite has been investigated with regard to its application as a dental restoration material. The nanocomposite consists of an organic matrix and an inorganic reinforcing filler. The organic matrix is made of liquid crystalline biphenyl epoxy resin (BP), an epoxy resin consisting of cyclohexylmethyl-3,4-epoxycyclohexanecarbo...

2016
Yanqiu Jing Xiuxiu Yuan Qiu Yuan Kuanxin He Yingjie Liu Ping Lu Huaiqi Li Bin Li Hui Zhan Guangliang Li

Polydopamine functionalized reduced graphene oxide-gold nanoparticle (PDA-RGO/Au) nanocomposites were successfully prepared by a simple and mild procedure. The PDA-RGO/Au nanocomposite is successfully formed in an aqueous buffer solution (pH 8.5) without using any reducing agent. FTIR confirmed the successful coating of PDA and informed the reduction of the surface functional groups of GO. The ...

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