نتایج جستجو برای: uniform nano

تعداد نتایج: 161295  

Journal: :Bio-medical materials and engineering 2015
Yung-Chang Cheng Deng-Huei Lin Cho-Pei Jiang Shyh-Yuan Lee

The main aim of this article was to introduce the application of a uniform design for experimental methods to drop the micromotion of a novel ITI dental implant model under the dynamic loads. Combining the characteristics of the traditional ITI and Nano-Tite implants, a new implant with concave holes has been constructed. Compared to the traditional ITI dental implant model, the micromotion of ...

2009
Ming-Tzer Lin Chi-Jia Tong Ya-Chi Cheng Kuan-Jung Chung Jiong-Shiun Hsu

A technique developed for studying the mechanical behavior of nano-scale thin metal films on substrate is presented. The test structure was designed on a novel “paddle” cantilever beam specimens with dimensions as few hundred nanometers to less than 10 nanometers. This beam is in triangle shape in order to provide uniform plane strain distribution. Standard clean room processing was used to pre...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2015
Pengfei Zhang Yixin Chen Yun Zeng Chenguang Shen Rui Li Zhide Guo Shaowei Li Qingbing Zheng Chengchao Chu Zhantong Wang Zizheng Zheng Rui Tian Shengxiang Ge Xianzhong Zhang Ning-Shao Xia Gang Liu Xiaoyuan Chen

It is a critically important challenge to rapidly design effective vaccines to reduce the morbidity and mortality of unexpected pandemics. Inspired from the way that most enveloped viruses hijack a host cell membrane and subsequently release by a budding process that requires cell membrane scission, we genetically engineered viral antigen to harbor into cell membrane, then form uniform spherica...

Journal: :Nanoscale 2014
Tao Gao Dawei Yang Limin Ning Lin Lei Zonghuang Ye Genxi Li

The strong coupling of inorganic nanocrystals with 2D nanosheets to produce function-enhanced nano-materials with uniform size, dispersion, and high coverage density has long been of interest to scientists from various research fields. Here, a simple and effective method has been described to fabricate ultrafine and well dispersed silver nanocrystals (AgNCs) on graphene oxide (GO), based on a f...

2013
Nilangshu K. Das Parthasarathi Barat Sounak Dey

In various technological and scientific applications, different types of coil systems are being used to produce uniform alternating magnetic field. The dimensions of these coil systems are considerably larger than the volume of interest. There is a necessity to reduce the dimension of the coil system without sacrificing the extent of uniformity of the magnetic field. This problem has a wide aud...

2016
Zhi Zeng Xiaoyan Li Dongsheng Xu Lei Lu Huajian Gao Ting Zhu

Gradient nano-grained (GNG) metals are a unique class of materials with spatial gradients in grain size, typically from the surface to the bulk. Here the gradient mechanical behavior inGNG copper is studied by a crystal plasticity finite elementmodel that accounts for grainsize-dependent yield strengths. The associated finite element simulations reveal both the gradient stress and gradient plas...

Journal: :CoRR 2016
Dixita Limbachiya Dhaval Trivedi Manish K. Gupta

Self-assembly is a process found everywhere in the Nature. In particular, it is known that DNA self-assembly is Turing universal. Thus one can do arbitrary computations or build nano-structures using DNA self-assembly. In order to understand the DNA self-assembly process, many mathematical models have been proposed in the literature. In particular, abstract Tile Assembly Model (aTAM) received m...

Liquefaction is one of the most important and complex topics in geotechnical earthquake engineering. In recent years, passive site stabilization method has been proposed for non-disruptive mitigation of liquefaction risk at developed sites susceptible to liquefaction using colloidal nano-silica stabilizer. In this research, 4 box models were used to investigate the ability to uniformly deliver ...

2014
Arezou Ghadi Soleiman Mahjoub Fatemeh Tabandeh Farid Talebnia

BACKGROUND Chitosan nanoparticles have become of great interest for nanomedicine, biomedical engineering and development of new therapeutic drug release systems with improved bioavailability, increased specificity and sensitivity, and reduced pharmacological toxicity. The aim of the present study was to synthesis and optimize of the chitosan nanoparticles for industrial and biomedical applicati...

2013
E. N. Ganesh

Carbon Nanotubes have exceptional mechanical and electrical properties. Various methods have been thoroughly investigated for the growth of CNTs. The best and the most commonly used method is Chemical Vapour Deposition (CVD). The various techniques include Reaction Chamber heating, Plasma Enhanced CVD, Hot filament CVD, Microwave CVD. The structural uniformity of carbon nanotubes produced by pl...

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