Materials engineering topic list of research papers
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LS_SVM Parameters Selection Based on Hybrid Complex Particle Swarm Optimization
Abstract It is important to select parameters in the research area of support vector machine. For this reason, parameters selection for least squares support vector machine (LS_SVM) by hybrid complex particle swarm optimization is proposed in this...
2012 / Chen yongqi -
Synthesis and Characterization of Nitrogen-Doped Tio2 and Its Photocatalytic Activity Enhancement Under Visible Light
Abstract Nitrogen-doped TiO2 nanopowders were synthesized by homogenization and conventional mechanically stirred technique in DI water media. Different amount of nitrogen was loaded in TiO2 matrix. As-obtained intermediate products were annealed at ...
2011 / Wanichaya Mekprasart, Wisanu Pecharapa -
Economic Evaluation of Two-Step Metallization Processes for Silicon Solar Cells
Abstract Two-step approaches for front side metallization of silicon wafer solar cells are evaluated regarding their economical properties. The efficiency advantage of such processes is determined in two experiments and translated into an economical ...
2011 / M. Kamp, J. Bartsch, S. Nold, M. Retzlaff, M. Hörteis, et al. -
Numerical Simulation of the Gas–Particle Flow Behavior in Oil Shale Semi-Coke Spouted Bed
Abstract Gas–particle flow behavior in a conical–cylindrical spouted bed was simulated using the Eulerian–Eulerian two-fluid model. The interaction between gas and particles was modeled by the Gidaspow drag model. The overall flow behavior within...
2012 / Qing Wang, Jinlong Luo, Chaohui Xu, Dengfeng Chen, Baizhong Sun, et al. -
Understanding and Overcoming the Influence of Capacitance Effects on the Measurement of High Efficiency Silicon Solar Cells
Abstract During a flasher IV measurement fast voltage sweeps are applied to the cell. It is known that for some large area, high efficiency cell types this induces a distortion of the measured IV curve and accordingly errors in the FF and VOC...
2012 / A. Edler, M. Schlemmer, J. Ranzmeyer, R. Harney -
Twenty five years of operating experience with the Fast Breeder Test Reactor
Abstract Sodium cooled fast breeder reactors constitute the second stage of India's three -stage nuclear energy programme, for effective utilization of the country's limited reserves of natural uranium and exploitation of its large reserves of...
2011 / K.V. Suresh Kumar, A. Babu, B. Anandapadmanaban & G. Srinivasan -
Closed Fuel Cycle System for the FBR Transition from LWR
Abstract The transition scenario from LWR to FBR is investigated and the Flexible Fuel Cycle Initiat ive (FFCI) is proposed. The FFCI removes most uranium from LWR spent fuel in LWR reprocessing, and residual material is treated in FBR reprocessing...
2011 / Tetsuo Fukasawa, Junichi Yamashita, Kuniyoshi Hoshino, Akira Sasahira, Tadashi Inoue, et al. -
Numerical Study of Laminar Heat Transfer in Baffled Square Channel with Various Pitches
Abstract The article presents a numerical analysis of laminar periodic flow and heat transfer characteristics in a constant temperature-surfaced square channel mounted with 30° angled baffles of various pitches. The computations were based on a...
2011 / Withada Jedsadaratanachai, Supattarachai Suwannapan, Pongjet Promvonge -
Reduction Measure for 3-D structure During Near-Source Ground Motions
Abstract In this study an approach for reducing the influence of the strong long-period pulses as well as the effect of the simultaneous ground excitation on a three-dimensional (3D) frame structure is presented. The considered ground excitation is...
2012 / Su Hai -
CAPMIX -Deploying Capacitors for Salt Gradient Power Extraction
Abstract The process of mixing sea and river water can be utilised as a power source. At present, three groups of technology are established for doing so; i) mechanical; Pressure Retarded Osmosis PRO, ii) electrochemical reactions; Reverse...
2012 / M.F.M. Bijmans, O.S. Burheim, M. Bryjak, A. Delgado, P. Hack, et al. -
Long-Term Strength of Polymer Blends from Recycled Materials2013 / R. K. Krastev, S. Djoumaliisky, I. Borovanska
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A Safety Approach to Predict Human Error in Critical Flight Tasks
Abstract Based on accident analysis in recent years, aircrew error has become an increasingly important theme in the aviation industry, due to its crucial contribution to air incidents. The aircrew's task, to provide safe flight under icing...
2011 / Shan Kunlun, Li Yan, Xu Ming -
Controlled liquid-solid interactions at the micron-scale: towards self-assembling MEMS
Abstract Self-assembly is the spontaneous and reversible organization of components into ordered structures, representing an alternative to the conventional manufacture of systems made of components from milli to nano scales. First commercial...
2009 / Karl F. Böhringer -
Quantitative Model of the Behavior of the Limiting Current Oxygen Sensors
Abstract A physicochemical model of the I(V) response of amperometric oxygen sensors based in ion conduction is proposed. Although the qualitative behavior of these devices is well known, there is a lack of a quantitative description of the response ...
2009 / Carlos López-Gándara, Francisco M. Ramos, Soroush Nazarpour, Albert Cirera, Albert Corneta -
Sensor properties of hybrid SnO2-polysilazane materials
Abstract New hybrid materials based on nanocrystalline tin dioxide and two types of surface-immobilized polymer organosilicon structures with hydrocarbon substitutes were synthesized for gas sensors application. The sensing responses of pure SnO2...
2009 / E.A. Makeeva, M.N. Rumyantseva, A.M. Gaskov, B.A. Ismailov, V.A. Vasnev -
Detection of CO2 with (Hetero-) Polysiloxanes sensing layers by the change of work function at room temperature
Abstract Zhou et al. [1] and Endres et al. [2] reported on CO2-sensing using primary amino groups of Heteropolysiloxanes at higher temperatures (50-70°C) by means of a mass sensitive and a capacitive readout. Based on this work the read out of the...
2009 / S. Stegmeier, M. Fleischer, A. Tawil, P. Hauptmann, H.-E. Endres -
Behavior of thin-walled circular hollow section tubes subjected to bending
Abstract Thin-walled steel circular hollow sections (CHSs) are widely used in wind turbine towers. The tower tubes are mainly subjected to bending. There have been a few experimental studies on the bending behavior of thin-walled CHS steel tubes....
2013 / Lanhui Guo, Shijun Yang, Hui Jiao -
Three-dimensional shakedown solutions for cohesive-frictional materials under moving surface loads
Abstract Pavement and railtrack design is of huge importance to society and yet the theoretical basis for most current design methods is still very simplistic and crude (Brown, 1996; Yu, 2006). This paper is part of a concerted effort at the...
2012 / Hai-Sui Yu, Juan Wang -
Deficiencies in numerical models of anisotropic nonlinearly elastic materials2012 / A. Ní Annaidh, M. Destrade, M. D. Gilchrist, J. G. Murphy
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Optical Fiber Humidity Sensor Based on Lossy Mode Resonances Supported by TiO2/PSS Coatings
Abstract In this work it is presented the fabrication of titanium dioxide (TiO2) and poly(sodium 4-styrenesulfonate) (PSS) resonance supporting coatings onto optical fibers and their utilization as transducers for relative humidity (RH) sensing. The ...
2012 / C.R. Zamarreño, M. Hernaez, P. Sanchez, I. Del Villar, I.R. Matias, et al.