Materials engineering topic list of research papers
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The Solution of Cold Neutron Source using Solid Methane Moderator for the CPHS
Abstract The Compact Pulsed Hadron Source (CPHS) at Tsinghua University will produce neutrons by bombarding a 13-MeV proton beam from a LINAC system on a beryllium target. One of the purposes of this neutron source is to provide the neutron...
2012 / Q.X. Feng, Q.K. Feng, T. Kawai, B. Zhong, J. Wei, et al. -
A CMOS Visual Sensing System for Welding Control and Information Acquirement in SMAW Process
Abstract A sequential research work on visual information of manual arc welding pool dynamics are presented in this paper. An optical inspection system, for monitoring the shielded manual arc welding (SMAW) process is described. The system consisted ...
2012 / Yao Anren, Luo Zhen, Ao Sansan -
Manufacture and test of the dc superconducting coil for a 220kV/300MVA SFCL
Abstract A 220kV/300MVA saturated iron-core superconductive fault current limiter (SI-SFCL) had been manufactured and factory test had been completed by September 2011. The superconducting coil was wounded using 17km BSCCO tapes. The height of the...
2012 / Xiaoye Niu, Weizhi Gong, Bo Tian, Yuwei Sun, Jingxin Zhang, et al. -
A Prospectus for Mobile Broadcasting Systems
Abstract Computer messages are often broadcast over ethernets, and sent point-to-point between them: globally asynchronous, locally synchronous (GALS). This paradigm is captured here by a primitive calculus, MBS (mobile broadcasting systems). MBS...
2006 / K.V.S. Prasad -
Optimization algorithm for the generation of ONCV pseudopotentials
Abstract We present an optimization algorithm to construct pseudopotentials and use it to generate a set of Optimized Norm-Conserving Vanderbilt (ONCV) pseudopotentials for elements up to Z ...
2015 / Martin Schlipf, François Gygi -
Initial dislocation structures in 3-D discrete dislocation dynamics and their influence on microscale plasticity
Abstract Realistic dislocation network topologies were generated by relaxing an initially pinning point free dislocation loop structure using three-dimensional discrete dislocation dynamics simulations. Traction-free finite-sized samples were used....
2009 / C. Motz, D. Weygand, J. Senger, P. Gumbsch -
Study on the Supporting and Repairing Technologies for Difficult Roadways with Large Deformation in Coal Mines
Abstract It is essential to research into the supporting and repairing technologies for ensuring the difficult roadways safety. Based on the widely field investigation including the surrounding environments and supporting technologies of the rock...
2012 / Hong Yan, Bin Hu, Tengfei Xu -
Influence of Quenching On-line on Properties of X70 Steel for Sour Service Seamless Pipe
Abstract It is always hard to resolve the low strength problem of grade X70 sour service seamless steel pipes with large diameter and heavy thickness using traditional quenching off-line, when low carbon and low alloy steel had been used to produce...
2012 / Ling Zhongqiu, Fang Jian, Zhou Yong, Yuan Zexi -
Prediction of Iron Ore Sintering Characters on the Basis of Regression Analysis and Artificial Neural Network
Abstract Iron ore sintering is a complex and hysteresis process, so the prediction of the iron ore sintering character is very necessary. By using stepwise regression analysis, this paper confirms the main factors that influence moisture content,...
2012 / Xiao-hui Fan, Ying Li, Xu-ling Chen -
Thermoluminescence Characteristics of ZnS\CdS\ZnS Window Multilayer Thin Film for Solar Cell Applications
Abstract ZnS/CdS/ZnS multilayer thin film have been prepared by vacuum deposition method and studied using Thermoluminescence (TL) technique in order to investigate the defect structure in these films and the effect of chemical treatment in CdCl2...
2012 / N. Dahbi, D-E. Arafah -
Investigation of Emitter Homogeneity on Laser Doped Emitters
Abstract The selective emitter formation by laser doping is a well known process to increase the efficiency of silicon solar cells [1], [2]. For the characterization of laser doped emitters, SIMS (Secondary Ion Mass Spectroscopy) and ECV...
2011 / Sven Germershausen, Lars Bartholomäus, Ulf Seidel, Norbert Hanisch, Anja Schieferdecker, et al. -
Hydraulic Characteristic of Cooling Tower Francis Turbine with Different Spiral Casing and Stay Ring
Abstract Cooling tower Francis turbine stands between heat exchanger and sprayer of cooling water system in cooling tower, so the level dimension of spiral casing is small and the flow rate coefficient is high to 1.42. Its flow rate limits to...
2012 / Lanjin Zhang, Yan Ren, Yanpin Li, Dexin Chen -
Optimization of the Electronic Driver and Thermal Management of LEDs Lighting Powered by Solar PV
Abstract The developments of efficient photovoltaic (PV) standalone systems requires advanced technology for PV cells and modules for high performance but also the application of components or loads of use with low energy consumption. In this...
2012 / M. Fathi, A. Aissat, M. Abderrazak -
High efficiency selective emitter cells using patterned ion implantation
Abstract In this paper we present recent advances of the Varian patterned ion implantation selective emitter solar cell process, Solion Blue. Varian's ion implantation system, known as Solion, is currently deployed in manufacturing. This novel...
2011 / Christopher E. Dubé, Basil Tsefrekas, Dean Buzby, Robert Tavares, Weiming Zhang, et al. -
Deformation mechanisms in polymer fibres and nanocomposites
Abstract This review covers the development of the understanding of the deformation micromechanics of both synthetic and natural polymeric fibres using spectroscopic and X-ray diffraction techniques. The concept of fibres as composites, where hard...
2006 / R.J. Young, S.J. Eichhorn -
Effects of Bioglycerol Based Fuel Additives on Diesel Fuel Property, Engine Performance and Emission Quality: A Review
Abstract Diesel engine emission is a major contributor of harmful pollutants viz., nitrogen oxide, hydrocarbon, carbon monoxide, carbon dioxide and smoke emission. To suit stringent emission norms, the polluting components in the fuels need...
2015 / Punam Mukhopadhyay, Rajat Chakraborty -
MPPT Control for PV Generation System Based on an Improved Inccond Algorithm
Abstract Maximum power point tracking (MPPT) is one of the key technologies in photovoltaic generation system. Incremental conductance (IncCond) method is recognized as theoretically concise and effective among existed classic tracking algorithms,...
2012 / Yinqing Zou, Youling Yu, Yu Zhang, Jicheng Lu -
Super-nucleation in nanocomposites and confinement effects on the crystallizable components within block copolymers, miktoarm star copolymers and nanocomposites
Abstract In this paper we reexamine recent results obtained by our group on the crystallization of nanocomposites and linear and miktoarm star copolymers in order to obtain some general features of their crystallization properties. Different...
2010 / Alejandro J. Müller, María Luisa Arnal, Mariselis Trujillo, Arnaldo T. Lorenzo -
Influence of microstructural features on thermal expansion coefficient in graphene/epoxy composites
Abstract In this paper, theoretical calculations were conducted to determine the coefficient of thermal expansion (CTE) based on the effective medium approach using Green’s function method. The influences of microstructural features were...
2016 / Zhan Shi, Xiao-Fei Li, Hua Bai, Wei-Wei Xu, Shui-Yuan Yang, et al. -
Coupling visualization and data analysis for knowledge discovery from multi-dimensional scientific data
Abstract Knowledge discovery from large and complex scientific data is a challenging task. With the ability to measure and simulate more processes at increasingly finer spatial and temporal scales, the growing number of data dimensions and data...
2010 / Oliver Rübel, Sean Ahern, E. Wes Bethel, Mark D. Biggin, Hank Childs, et al.