Materials engineering topic list of research papers
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Electrically Controlled Aloe-Vera Extraction Release from Poly Acrylamide Hydrogel
Abstract Aloein which is the active compounds that decrease pain and inflammation and stimulate skin growth and repair are selected as the model drug in this work. From the low content of active compound (<5%v/v) in Aloe-vera, the development of...
2011 / Sumonman Niamlang, Tawansorn Buranut, Amornrat Niansiri -
PSS and TCSC Damping Controller Coordinated Design Using GSA
Abstract A novel developed heuristic global optimization algorithm, called gravitational search algorithm, is applied for simultaneous coordinated designing of the power system stabilizer and thyristor controlled series capacitor as a damping...
2012 / Mahdiyeh Eslami, Hussain Shareef, Azah Mohamed, Mohammad Khajehzadeh -
Proton Radiography Peers into Metal Solidification2013 / Amy Clarke, Seth Imhoff, Paul Gibbs, Jason Cooley, Christopher Morris, et al.
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Structural Design and Analysis of a 10MW Wind Turbine Blade
Abstract The structural aspects of a 70 meter long blade in an upwind, horizontal-axis wind turbine were developed in this paper for use in a high wind speed location. A hybrid composite structure using glass and carbon fiber plies was created...
2012 / Kevin Cox, Andreas Echtermeyer -
Effects of inhomogeneous grain size distribution in polycrystalline silicon solar cells
Abstract We investigate the effects of grain size inhomogeneity on the performance of thin film polycrystalline silicon solar cells with columnar grains. We focus on cells with an exponential distribution of the grain diameter, which approximates...
2011 / Aimi Abass, Björn Maes, Dries Van Gestel, Koen Van Wichelen, Marc Burgelman -
Loss analysis and improvements of industrially fabricated Cz-Si solar cells by means of process and device simulations
Abstract We model currently fabricated industrial-type screen-printed boron-doped Cz silicon solar cells using a combination of process and device simulations. The model reproduces the experimental results precisely and allows us to predict both the ...
2011 / S. Steingrube, H. Wagner, H. Hannebauer, S. Gatz, Renyu Chen, et al. -
Weak Signal Detection Technology Based on Holmes Duffing Oscillator
Abstract In this paper, the principle and application of weak signal detection based on Holmes Duffing oscillator is introduced. The relationship between the state equation of Duffing oscillator and the control of signal by scanning is analyzed and...
2012 / Wenli Zhao, Jingxiao Zhao, Zhenqiang Huang, Qinghua Meng -
Interfacing of biocomputing systems with silicon chips: Enzyme logic gates based on field-effect devices
Abstract Field-effect capacitive EIS (electrolyte-insulator-semiconductor) sensors functionalised with gold nanoparticles have been used for electronic transduction of biochemical signals processed by enzyme-based AND-Reset / OR-Reset logic gates....
2009 / Arshak Poghossian, Melina Krämer, Maryam H. Abouzar, Marcos Pita, Evgeny Katz, et al. -
Design of a high sensitivity FET integrated MEMS microphone
Abstract FET based MEMS microphones comprise of a flexible diaphragm that works as the moving gate of the transistor. The integrated electromechanical transducer can be made more sensitive to external sound pressure either by increasing the...
2009 / Malhi Charanjeet kaur, Rudra Pratap, Navakanta Bhat -
Electrochemical ELISA using diamond-like carbon (DLC) microelectrode for RA diagnosis
Abstract A diamond-like carbon (DLC) microelectrode was applied for diagnosis of RA (rheumatoid arthritis). In this work, oxidized 3,5,3’,5’-tetramethylbenzidine (TMB) was quantified by amperometry instead of optical density measurement....
2009 / Jo-Il Kim, Jae-Chul Pyun -
Microbiological aspects of biofuel production: Current status and future directions
Abstract Biofuel research is currently an area of immense interest due to the increase in global energy demand by emerging economies and the recent increases in global oil prices. Multiple approaches are currently being researched for the use of...
2010 / Mostafa S. Elshahed -
Green synthesized ZnO nanoparticles against bacterial and fungal pathogens
Abstract Zinc oxide nanoparticles are known to be one of the multifunctional inorganic nanoparticles with effective antibacterial activity. This study aims to determine the antimicrobial efficacy of green and chemical synthesized ZnO nanoparticle...
2013 / Sangeetha Gunalan, Rajeshwari Sivaraj, Venckatesh Rajendran -
Effects of Ce, Y, and Sm doping on the thermoelectric properties of Bi2Te3 alloy
Abstract Nanopowders of elements doped Bi2Te3 thermoelectric alloy R0.2Bi1.8Te3 (R=Ce, Y and Sm) were synthesized by the hydrothermal method. The nanopowders were hot-pressed into pellets and their thermoelectric properties were investigated. The...
2013 / Fang Wu, Hongzhang Song, Jianfeng Jia, Xing Hu -
Cost-effectiveness of oral treatments for chronic hepatitis B2009 / Geoffrey M. Dusheiko
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MEMS Piezoelectric Pressure Sensor-modelling and Simulation
Abstract The paper examines the modeling and simulation of piezoelectric MEMS pressure sensor which is AlGaN/GaN based circular high electron mobility transistor (C-HEMT) structure. The influence of the residual stress plays an important role in...
2012 / Vladimír Kutiš, Jaroslav Dzuba, Juraj Paulech, Justín Murín, Tibor Lalinský -
Criteria for Homotopic Maps to be So Along Monotone Homotopies
Abstract The state spaces of machines admit the structure of time. A homotopy theory respecting this additional structure can detect machine behavior unseen by classical homotopy theory. In an attempt to bootstrap classical tools into the world of...
2009 / Sanjeevi Krishnan -
Cell Cycle and Tumor Growth in Membrane Systems with Peripheral Proteins
Abstract Membrane systems with peripheral proteins are essentially standard membrane systems with the possibility of having multisets of objects (proteins) embedded in the membranes and with the presence of rules that control the transport and the...
2009 / Tommaso Mazza, Matteo Cavaliere -
Effect of temperature on carbon nanotubes growth on thin Iron film by thermal chemical vapor deposition method under the low pressure
Abstract We study the temperature effect on synthesis of carbon nanotubes (CNTs) growth on thin iron film over the quartz substrate using thermal chemical vapor deposition under the low pressure. Results obtained show that the average diameter, the...
2009 / Surasak Chiangga, Noppadon Suttisiri, Pariya Nilsaengrat -
Comparison of two numerical method for determination of Floquet waves in periodic multilayer
Abstract The present work deals with Floquet waves determination in multilayered composites using two methods: Floquet theory and spectral analysis of displacement field (SADF). Based on a recently-developed stiffness matrix, a recursive process...
2010 / M. Ben Amor, M.H. Ben Ghozlen -
Laser-assisted shearing of stainless steel and spring steel plates with the use of a laser scanner system - new hybrid production technology for the sheet metal industry
Abstract The Fraunhofer IPT recently developed a new hybrid laser-assisted shearing process which enables conventional punching machines to produce punched sheared edges with continuous flush-cut surfaces in stainless steel plates (1.4301), spring...
2010 / Michael Emonts, Christian Brecher