Materials engineering topic list of research papers
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Eloctrostatic Pull-in Characteristic of Silicon Diaphragm for MEMS Micropump Design
Abstract Electrostatic actuation method is commonly employed for MEMS micropump mechanism which consists of diaphragm microstructure and parallel electrode. This work discussed on design and simulation of square silicon diaphragms and it...
2013 / R. Rosmani, M. R. Ahmad Alabqari -
Effect of Non-Equilibrium Condensation in Shear Layer on Supersonic Impinging Jets
Abstract Impinging jet on a solid surface can be found in various engineering applications. In the flow fields, the characteristics of impinging jet are generally found to become complex extremely. In various industrial jet technologies such as jet...
2013 / Shigeru Matsuo, Mamun Mohammad, Junji Nagao, Tokitada Hashimoto, Toshiaki Setoguchi, et al. -
Assessing the influence of shear stress and particle impingement on inhibitor efficiency through the application of in-situ electrochemistry in a CO2-saturated environment
Abstract An investigation was conducted to assess the performance of a commercially available high shear carbon dioxide (CO2) corrosion inhibitor in a series of flow-induced corrosion and erosion–corrosion environments. The purpose of the study was...
2013 / O.O. Ige, R. Barker, X. Hu, L.E. Umoru, A. Neville -
Synthesis of FAU–type Zeolite Membrane for Gas Separation2012 / T. Poerio, E. Drioli, G. Barbieri, A. Brunetti, M. Cersosimo, et al.
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The Assimilation Rule on the Parameters of Feedback System
Abstract In this paper, the reaction mechanism of system feedback on the changes of external environmental parameters has been discussed. And the conclusions have been attributed to the assimilation rule. According to the research results of the...
2012 / Ping Zhuan, Su Yun Gan, Shi Ming Zhou -
Wafer Level Processing of Overload-Resistant Pressure Sensors
Abstract The performance of industrial differential pressure sensors concerning the overload pressure, step response and measurement uncertainty covers wide application areas. We will present a novel approach of silicon differential pressure sensors ...
2012 / T. Kober, R. Werthschützky -
The Research on Reliability Optimization of Software System Based on Niche Genetic Algorithm
Abstract To deal with the problem of low efficiency and low convergence speed in searching the global optimum, Niche Genetic Algorithm was used in reliability optimization of software system. Linear programming works with multi-variable and...
2012 / Qian Yuexia, Gu Weijie -
In-situ quality monitoring during laser brazing
Abstract Laser brazing of zinc coated steel is a widely established manufacturing process in the automotive sector, where high quality requirements must be fulfilled. The strength, impermeablitiy and surface appearance of the joint are particularly...
2010 / Michael Ungers, Daniel Fecker, Sascha Frank, Dmitri Donst, Volker Märgner, et al. -
Phononic and photonic band gap structures: modelling and applications
Abstract Photonic crystals (PhCs) are artificial materials with a permittivity which is a periodic function of the position, with a period comparable to the wavelength of light. The most interesting characteristic of such materials is the presence...
2010 / Mario N. Armenise, Carlo E. Campanella, Caterina Ciminelli, Francesco Dell’Olio, Vittorio M.N. Passaro -
The role and future of the Laser Technology in the Additive Manufacturing environment
Abstract The Additive Manufacturing (AM) was, in the early days, strongly inspired by upcoming laser technologies. The trend to apply lasers in manufacturing in the 1970’s might be also be seen as the ignition point, as is evident in early precedent ...
2010 / Gideon N. Levy -
Study of an innovative gas-liquid contactor for CO2 absorption
Abstract The absorption of CO2 from a CO2/N2 mixture is investigated using a membrane gas absorption process. In order to avoid any wetting problem and maintain optimal the removal efficiency, composite membranes, with a porous support coated by a...
2011 / E. Chabanon, C. Bouallou, J.C. Remigy, E. Lasseuguette, Y. Medina, et al. -
A Neural Network Forecasting Model of Beijing Environment Quality Based on Set Pare Analysis
Abstract By using neural networks, Beijing environment quality is forecasted, and connection number and total partial connection number of the set pair analysis (SPA) are obtained. Principal factors and development trend are sequenced based on...
2011 / Zhang Dingtian, Zhang Xiaoxi -
Characterization of graded CIGS solar cells
Abstract The CIGS material system has an adjustable bandgap. A ‘grading’ of the bandgap through the thickness of absorber can be used to improve cell performance. Some modern CIGS-solar cells already have a graded bandgap profile; for this work,...
2010 / Koen Decock, Johan Lauwaert, Marc Burgelman -
Active vibration damping of the alpine ski
Abstract The Purpose of this work was to present the damping of a ski with piezoelements and to animate a ski with help of energy respectively. The idea was to eliminate the disturbing and allow non–disturbing frequencies. This should be implemented ...
2010 / Lutz Rothemann, Herwig Schretter -
Tailoring 2D phononic crystal sensor properties by lattice symmetry reduction
Abstract We propose a novel method of tailoring the band structure of 2D phononic crystals (PnC) by reducing the lattice symmetry. Specifically, symmetry reduction by stretching and distorting the crystal face is explored. The transmission spectrum...
2010 / M. Zubtsov, R. Lucklum -
Analysis of Dilatation in a Multilayered Spherical Hydrogel
Abstract The stresses and displacements in a dual-layer spherical hydrogel subjected to a constant dilatation in the outer layer are derived analytically. Both the inner core and the outer layer are described by a second-order nonlinear elasticity...
2011 / Mao S. Wu, Dong Wang -
Fatigue of Constructional Steel S460 under Complex Cyclic Stress and Strain Sequences
Abstract The constructional fine-grained steel S460 shows considerably high fatigue performance. In the last two decades this material has been investigated experimentally in great detail. These results served as basis for developing models and...
2011 / Michael Vormwald -
Heteropolar ferroelectrets for ultrathin flexible keyboards and tactile sensors
Abstract Ferroelectrets are flexible and conformable polymer transducer materials with a dominant longitudinal piezoelectric effect. They can be used in a wide range of transient pressure sensing applications. We present concepts for thin, flexible...
2010 / A. Kogler, G. Buchberger, S. Bauer, R. Schwödiauer -
Cyclic plastic response and fatigue life in symmetric and asymmetric cyclic loading
Abstract The response of materials to cyclic loading using different loading conditions is analyzed. Hysteresis loops of austenitic steel cycled in symmetric and asymmetric strain- and stress controlled loading are analyzed to evaluate the...
2011 / J. Polák, M. Petrenec, T. Kruml, A. Chlupová -
Nano-engineered composites: a multiscale approach for adding toughness to fibre reinforced composites
Abstract Fibre reinforced composites, and certainly carbon fibre composites (CFRP's), are champions in combining stiffness, strength and low weight. This unique set of properties has resulted in a strong increase of the use of composites in...
2011 / Larissa Gorbatikh, Stepan V. Lomov, Ignaas Verpoest