Materials engineering topic list of research papers
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Response of a Aluminum Honeycomb Subjected to Hypervelocity Impacts
Abstract We investigated the effect of hypervelocity impacts of micrometeoroids and small-scale orbital space debris (M/OD) on space structures by comparing numerical simulation results obtained using the AUTODYN-2D hydrocode with the results of...
2013 / Kumi Nitta, Masumi Higashide, Yukito Kitazawa, Atushi Takeba, Masahide Katayama, et al. -
Minimum Model and its Theoretical Analysis for Superconducting Materials with BiS2 Layers
Abstract We perform first principles band calculation of the newly discovered superconductor LaO1-xFxBiS2, and study the lattice structure and the fluorine doping dependence of the gap between the valence and conduction bands. We find that the...
2013 / K. Suzuki, H. Usui, K. Kuroki -
Modeling of Biological Immune System Mapped on Situation Awareness Model
Abstract Situation Awareness (SA) is a fundamental characteristic for a system. For understanding the effective parameters in SA, by describing the Biological Immune System, a model for behavior of antibody are proposed. Furthermore, four levels of...
2013 / Touraj Banirostam, Hossein Parvar -
Characterization of Fatigue Damage in 304L Steel by an Acoustic Emission Method
Abstract The aim of this paper is to give a better understanding of damage mechanisms that control lifetime of austenitic stainless steel nuclear components under cyclic loading. The acoustic emission signals were analyzed, in order to identify the...
2014 / A. Ould Amer, A.-L. Gloanec, S. Courtin, C. Touze -
On the strain hardening and texture evolution in high manganese steels: Experiments and numerical investigation
Abstract We present a systematic investigation on the strain hardening and texture evolution in high manganese steels where twinning induced plasticity (TWIP) plays a significant role for the materials' plastic deformation. Motivated by the...
2013 / Yongqiang Li, Lianchun Zhu, Yao Liu, Yujie Wei, Yanxin Wu, et al. -
The roles of charged and neutral oxidising species in silicon oxidation from ab initio calculations
Abstract We examine the roles of charged oxidising species based on extensive ab initio density functional theory calculations. Six species are considered: interstitial atomic O, O−, O2− and molecular species: O2, O2 −, O2 ...
2002 / M.A Szymanski, A.M Stoneham, A Shluger -
Experimental Study of Water Drops with Additive Impact on Wood Surfaces
Abstract Experiments of water drops with and without additives impact on wood surfaces were conducted. Three kinds of wood which are Paulownia, Fraxinus mandshurica and Jatoba, were considered, since they are commonly used for architecture and...
2013 / Xianjia Huang, Pingping Chen, Meijuan Lan, Xishi Wang, Guangxuan Liao -
Low Toxic Corrosion Inhibitors for Amine-based CO2 Capture Process
Abstract This work evaluated inhibition performance of a low toxic corrosion inhibitor, namely sodium thiosulfate, on carbon steel in 5.0 kmol/m3 monoethanolamine (MEA) solution at 80oC and 0.55mol/mol CO2 loading. Effects of corrosion inhibitor...
2013 / Sureshkumar Srinivasan, Amornvadee Veawab, Adisorn Aroonwilas -
Study of RAINBOW Actuators Made of PSZT
Abstract A new type of large-displacement actuator called RAINBOW (Reduced And Internally Biased Oxide Wafer) was fabricated by a chemical reduction of PSZT antiferroelectric ceramic. It is found that PSZT was easily reduced and the optimal...
2011 / Xing SHEN, Jian-guo WAN -
Improvement of pitting corrosion resistance for Al-Cu alloy in sodium chloride solution through equal-channel angular pressing
Abstract Significant corrosion resistance improvement was achieved in solid-solution treated (T4) Al-Cu alloy after severe grain refinement through equal-channel angular pressing. The bulk ultrafine-grained Al-Cu alloy with grain sizes of 200-300 nm ...
2012 / Dan SONG, Ai-bin MA, Jing-hua JIANG, Ping-hua LIN, Liu-yan ZHANG -
A PSS Model for Diamond Gemstone Processing: Economic Feasibility Analysis
Abstract The diamond gemstone industry is characterized by a highly fragmented value chain and its reliance on skilled craftspeople. Since the Middle Ages, the city of Antwerp in Belgium has been a global center for diamond cutting and polishing,...
2013 / Joris Van Ostaeyen, Yves Kerremans, Guy Van Goethem, Joost R. Duflou -
Defect Recognition in Thermosonic Imaging
Abstract This work is aimed at developing an effective method for defect recognition in thermosonic imaging. The heat mechanism of thermosonic imaging is introduced, and the problem for defect recognition is discussed. For this purpose, defect...
2012 / Dapeng CHEN, Naiming WU, Zheng ZHANG -
A PSpice Model for the Study of Thermal Effects in Capacitive MEMS Accelerometers
Abstract An electrical equivalent circuit model is developed to study the thermal effects in capacitive MEMS accelerometer. The mechanical system of the MEMS is implemented as an analogous electrical system and analyzed under different temperature...
2013 / C. Kavitha, M. Ganesh Madhan -
A Review on the Properties of Salt Hydrates for Thermochemical Storage
Abstract Solar energy is capable of supplying enough energy to answer the total demand of energy in dwellings. However, because of the discrepancy between energy supply and energy demand, an efficient way of storing thermal energy is crucial....
2014 / Fanny Trausel, Ard-Jan de Jong, Ruud Cuypers -
Experimental and Numerical Investigation of SUP12 Steel Coil Spring
Abstract Coil springs made of spring steel often have high yield strength which enables them to return to their original form after a significant force is applied. Specific application of steel spring in automotive is ruled by industrial guideline,...
2014 / Mohd Izaham Zainal Abidin, Jamaluddin Mahmud, Mohd Juzaila Abd Latif, Aidah Jumahat -
Photocatalytic of N-doped TiO2 Nanofibers Prepared by Electrospinning
Abstract Nitrogen-doped TiO2 nanofibers were prepared by electrospinning process using ammonium acetate (CH3COONH4) as nitrogen sources and titanium (IV) isopropoxide (TiP) in 2-methoxyethanol as starting precursor. The different amount of nitrogen...
2013 / Sineenart Suphankij, Wanichaya Mekprasart, Wisanu Pecharapa -
Methodology for the Maintenance Centered on the Reliability on Facilities of Low Accessibility
Abstract This paper presents the importance of obtaining the application of a maintenance technique that satisfies in a precise way the different needs of the production process, independently of its technical complexity or difficulty of access to...
2013 / J.A. Sainz, M.A. Sebastián -
Fireside Corrosion of Superheater Materials Under Oxy-coal Firing Conditions
Abstract The present study investigates the fireside corrosion behavior of selected superheater materials, namely: T24, P92, VM12-SHC, A800HT, and 7RE10 under oxy-coal combustion atmospheres. Data on mass change, scale thickness, metal loss, surface ...
2013 / Roger Abang, Alexander Lisk, Hans Joachim Krautz -
Mechanical Fault Recognition for WTG based on Aligning Vibration Signal's Energy Spectrum
Abstract Fault recognition for Wind Turbine Generator's (WTG) mechanical system is a fundamental task of Condition Monitoring System and depends on the time-frequency feature of the monitored signals. A recognition method by matching the...
2013 / Haining Pan, Ming Qin, Jun Zhang, Lei Pan -
Static and dynamic modifications to photon absorption: The effects of surrounding chromophores
Abstract This Letter investigates the influence, on the molecular absorption of light, of surrounding chromophores. Two novel rate contributions are identified – one vanishing for a medium with no static dipole moment. The other, dynamic term is...
2014 / Matt M. Coles, Jamie M. Leeder, David L. Andrews