Materials engineering topic list of research papers
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The local strength of microscopic alumina reinforcements
Abstract We measure, using an adaptation of a method designed for ceramic ball bearings, the local strength of a brittle second phase that serves to reinforce a metal. The method uses focused ion beam milling and a nanoindentation device, and is...
2015 / Goran Žagar, Václav Pejchal, Martin G. Mueller, Andreas Rossoll, Marco Cantoni, et al. -
A Numerical Study on the Shell-Side Turbulent Heat Transfer Enhancement of Shell-and-Tube Heat Exchanger with Trefoil-Hole Baffles
Abstract Shell-and-tube heat exchangers with trefoil-hole baffles are new type heat transfer devices and widely used in nuclear power system due to their special advantages, with the fluid flowing longitudinally on the shell side. However, very few...
2015 / Guo-Yan Zhou, Jingmei Xiao, Lingyun Zhu, Juntao Wang, Shan-Tung Tu -
Free Space Optics Attenuation Model for Visibilities Ranging from 9 to 12 Km
Abstract Atmospheric optical links are particularly affected by weather conditions. In this article, visibility and attenuation have been recorded over a distance for a terrestrial free space optical link operating with a 780nm wavelength. This...
2015 / Ahmed D. Kora, Regis Hontinfinde, Tahirou Ouattara -
Large strain compressive response of 2-D periodic representative volume element for random foam microstructures
Abstract A numerical investigation has been conducted to determine the influence of Representative Volume Element (RVE) size and degree of irregularity of polymer foam microstructure on its compressive mechanical properties, including stiffness,...
2013 / J. Alsayednoor, P. Harrison, Z. Guo -
Elevated Atmospheric CO2 Enhances Daily Carbon Export from Photosynthetic Source Organs and Thus Controls the Increased Growth of Vascular Plants, Tracheophytes
Abstract Introduction Leaves of the higher vascular plants, tracheophytes, have two primary functions(1). First they serve as organs of C-fixation. Second they are major sources of assimilates for development of ‘sink’ tissues that ...
2015 / B. Grodzinski, D. Leonardos -
Smart3 – Smart Materials for Smart Applications
Abstract Smart Materials are designed materials that have one or more properties that can be significantly changed in a controlled fashion by an externally applied field value such as stress, temperature and electric or magnetic fields. This...
2015 / W.-G. Drossel, H. Kunze, A. Bucht, L. Weisheit, K. Pagel -
Saw Damage Gettering for Improved Multicrystalline Silicon
Abstract In this work we describe a technique, namely Saw Damage Gettering (SDG),which improves the lifetime of highly contaminated multi-crystal silicon wafers. The wafers to which it is applied are from the top and bottom of ingots, the so called...
2015 / George F. Martins, Phi Macdonald, Toby Burton, Ruy S. Bonilla, Peter R. Wilshaw -
Construction Of A Piezoelectric-Based Resonance Ceramic Pressure Sensor Designed For High-Temperature Applications2015 / Darko Belavič, Andraž Bradeško, Marina Santo Zarnik, Tadej Rojac
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A TVD-WAF-based hybrid finite volume and finite difference scheme for nonlinearly dispersive wave equations
Abstract A total variation diminishing-weighted average flux (TVD-WAF)-based hybrid numerical scheme for the enhanced version of nonlinearly dispersive Boussinesq-type equations was developed. The one-dimensional governing equations were rewritten...
2015 / Jing Yin, Jia-wen Sun, Zi-feng Jiao -
Finite Element Analysis of Non-axisymmetric Stretch Flanging Process for Prediction of Location of Failure
Abstract Stretch flanging is an important sheet metal forming process which is applied in automotive industry. In this paper, finite element simulation of stretch flanging process of AA 5052 has been carried out. It is found that both punch-die...
2014 / Yogesh Dewang, M.S. Hora, S.K. Panthi -
A New Model of Grinding Forces Prediction for Machining Brittle and Hard Materials
Abstract Prediction models for machining brittle and hard materials are barely seen while various prediction models for machining metallic materials such as cast iron and steel have been researched and developed in the past several decades. In this...
2015 / Lin Sun, Shuming Yang, Lin Yang, Pu Zhao, Pengfei Wu, et al. -
Electric Poling-assisted Additive Manufacturing Process for Lead-free Piezoelectric Device Fabrication
Abstract This paper presents a new additive manufacturing method based on electric poling process often used in many polymeric materials processing for lead-free piezoelectric device fabrication. This is to directly and continuously print...
2015 / ChaBum Lee, Joshua A. Tarbutton -
Electrochemical and passivation behavior investigation of ferritic stainless steel in simulated concrete pore media
Abstract The applications of stainless steel are one of the most reliable solutions in concrete structures to reduce chloride-induced corrosion problems and increase the structures service life, however, due to high prices of nickel, especially in...
2015 / Hong Luo, Huaizhi Su, Chaofang Dong, Kui Xiao, Xiaogang Li -
ICANS to UCANS: Parallel Evolution
Abstract I show the earliest neutron sources, exhibit the historical development of slow neutron sources, trace the early echnical and community developments and the origins of ICANS and of UCANS, and find parallels between them. ...
2012 / John M. Carpenter -
Modeling of Particle Diffusion in Heterogeneous Structure Near to the Percolation Threshold
Abstract The results of the Monte-Carlo numerical simulations of the particle diffusion in the hybrid membranes which consists of anisotropic matrix (polymer) with embedded tubular particles (nanotubes) is presented. The dependence of diffusion...
2015 / P.A. Likhomanova, I.V. Tronin, A.M. Grekhov, Yu.S. Eremin -
Comparison of Machining Performances Using Multiple Regression Analysis and Group Method Data Handling Technique in Wire EDM of Stavax Material
Abstract Wire Electrical Discharge Machining (WEDM) is a specialized thermal machining process capable of accurately machining parts with varying hardness or complex shapes, which have sharp edges that are very difficult to be machined by the main...
2014 / G. Ugrasen, H.V. Ravindra, G.V. Naveen Prakash, R. Keshavamurthy -
Effects of heat treatment on magnetic properties of Co–Fe-plated hollow ceramic microspheres
Abstract Functional hollow ceramic microspheres plated with Co–Fe were obtained through electroless plating technique for the application of lightweight microwave absorbers. They were treated at different temperatures by vacuum annealing method. The ...
2012 / Xiang LI, Yue-xin DUAN, Yan ZHAO, Lei ZHU -
Optimization of Blending Parameters and Fiber Size of Kenaf-Bast-Fiber-Reinforced the Thermoplastic Polyurethane Composites by Taguchi Method2013 / Y. A. El-Shekeil, S. M. Sapuan, M. D. Azaman, M. Jawaid
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Proton beam writing
Proton beam (p-beam) writing is a new direct-writing process that uses a focused beam of MeV protons to pattern resist material at nanodimensions. The process, although similar in many ways to direct writing using electrons, nevertheless offers some interesting...
2007 / Frank Watt, Mark B.H. Breese, Andrew A. Bettiol, Jeroen A. van Kan -
Fracture mechanics of protein materials
Proteins are the fundamental building blocks of a vast array of biological materials involved in critical functions of life, many of which are based on highly characteristic nanostructured arrangements of protein components that include collagen, alpha helices, or ...
2007 / Markus J. Buehler, Theodor Ackbarow