Materials engineering topic list of research papers
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Mathematical modeling of the heat transfer process and protein denaturation during the thermal treatment of crabs from the Argentine Patagonia
Abstract Off the coast of Patagonia, Argentina, crab species such as the Southern Ocean swimming crab Ovalipes trimaculatus and the Patagonian stone crab Platyxanthus patagonicus are considered fishing resources of commercial value. Although in...
2012 / Jimena B. Dima, Pedro J. Barón, Noemi E. Zaritzky -
Strain Sensing in Polymer/Carbon Nanotube Composites by Electrical Resistance Measurement
Abstract In this work multiwall carbon nanotubes (MWCNTs) dispersed in a polymer matrix have been used for strain sensing of the resulting nanocomposite under tensile loading. This was achieved by measuring the relative electrical resistance change...
2012 / G. Georgousis, C. Pandis, A. Kalamiotis, P. Georgiopoulos, A. Kyritsis, et al. -
Effect of Blasting on the Fatigue Life of Ti-6Al-7Nb and Stainless Steel AISI 316 LVM
Abstract Among metallic biomaterials, titanium, its alloys and stainless steel AISI 316 LVM are of high importance and are widely used as surgical implants. Since these implants are designed to remain inside the body for a long time and are...
2012 / D. Cattoni, C. Ferrari, L. Lebedev, L. Pazos, H. Svoboda -
Socially responsible research processes for sustainability transformation: an integrated assessment framework
Assessing the manner in which research is conducted is a key mechanism for leveraging a transformation in sustainability. Scientific answers to current sustainability threats are reliant on research design, conduct and dissemination. Thus, the research process...
2016 / Katrin Daedlow, Aranka Podhora, Markus Winkelmann, Jürgen Kopfmüller, Rainer Walz, et al. -
2D and 3D Fracture Modeling of Asphalt Mixture with Randomly Distributed Aggregates and Embedded Cohesive Cracks
Abstract This paper develops a mesoscale finite element method for realistic modeling of complex cohesive fracture in asphalt mixture with a given gradation. A random aggregate generation and packing algorithm is employed to create 2D and 3D...
2013 / Anyi Yin, Xinhua Yang, Zhenjun Yang -
Alternative synthetic route for the heterometallic CO-releasing [Sb@Rh12(CO)27]3− icosahedral carbonyl cluster and synthesis of its new unsaturated [Sb@Rh12(CO)24]4− and dimeric [{Sb@Rh12Sb(CO)25}2Rh(CO)2PPh3]7− derivatives
Abstract The hetero-metallic [Sb@Rh12(CO)27]3− cluster has been known as for over three decades thanks to Vidal and co-workers, and represents the first example of an E-centered (E=heteroatom) icosahedral rhodium carbonyl cluster. However, its...
2016 / Cristina Femoni, Iacopo Ciabatti, Maria Carmela Iapalucci, Silvia Ruggieri, Stefano Zacchini -
Capacitive Micromachined Ultrasonic Transducer Array with Pencil Beam Shape and Wide Range Beam Steering
Abstract A capacitive micromachined ultrasonic transducer (CMUT) array is designed as an alternative to conventional piezoelectric transducers. A thin silicon nitride membrane is suspended over a bottom electrode on a silicon wafer. In the immersion ...
2012 / T.A. Emadi, G. Thomas, S. Pistorius, D.A. Buchanan -
Influence of anisotropy on the constraints field of a bicrystal (layer/substrate) under the effect of a network of interfacial dislocations
Abstract The purpose of this work is to model the monoscale predictive behavior and to reproduce certain experimental observations by using numerical simulation based on the theory of anisotropic elasticity. The latter allows us to express all the...
2012 / M. Brioua, R. Makhloufi, R. Benbouta -
Backside Liquid Phase Photolithography for Fabricating Self-Organizing Hydrogel Bilayers
Abstract We propose a backside exposure liquid phase photolithography platform for the fabrication of polymer microsystems. While conventional process strategies require a solidified polymer film prior to exposure, we utilize polymer encapsulation...
2012 / C. Peters, S. Fusco, Y. Li, S. Kühne, B.J. Nelson, et al. -
A parametric study of Inconel 625 wire laser deposition
Abstract Laser deposition with wire offers saving potentials over powder based systems. These include a cleaner processing environment, reduced economic and environmental cost of producing the wire, better surface finish and higher material...
2013 / T.E. Abioye, J. Folkes, A.T. Clare -
Noble gases as Diffusion Probes for Molecular-Selective Gas Transfer Through Polymeric Membranes2012 / A. Golub, V. Teplyakov
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Decomposition of absorption spectra of multi-layered biological materials by spatially-resolved spectroscopy and parallel factor analysis
Abstract Visible and near-infrared spectroscopy have been widely used for non-destructive and rapid monitoring of biological materials including agricultural produce and foods. Methods for decomposition of spectra of biological materials into that...
2012 / Mizuki Tsuta, Nghia Nguyen Do Trong, Els Herremans, Josse De Baerdemaeker, Wouter Saeys -
Symmetries of Differential Equations Describing Beams and Plates on Elastic Foundations
Abstract Symmetries of differential equations play very important role in understanding of their properties. In principle, the only systematic general method for finding solutions of differential equations is based on the theory of Lie group...
2012 / Jozef Bocko, Viera Nohajová, Tomáš Harčarik -
The production of hydrogen through the use of a 77 wt% Pd 23 wt% Ag membrane water gas shift reactor
Abstract Hydrogen as an energy carrier has the potential to decarbonize the energy sector. This work presents the application of a palladium-silver (Pd–Ag) membrane-based reactor. The membrane reactor which is made from Pd–Ag film supported by...
2016 / Liberty N. Baloyi, Brian C. North, Henrietta W. Langmi, Bernard J. Bladergroen, Tunde V. Ojumu -
Theory of SAW Gas Sensor based on Bi-layer Conductivity Changes
Abstract The elemental theory of surface acoustic wave (SAW) gas sensor principles is reported within this work. The sensor mechanism is generally based on changes in conductivity of a bi-layer thin sensor structures. In turn, the interaction...
2012 / Wiesław Jakubik -
Treatment design of geological defects in dam foundation of Jinping I hydropower station
Abstract Jinping I hydropower station is one of the most challenging projects in China due to its highest arch dam and complex geological conditions for construction. After geological investigation into the dam foundation, a few large-scale weak...
2013 / Shengwu Song, Xuemin Feng, Hongling Rao, Hanhuai Zheng -
Microencapsulated phase change materials for enhancing the thermal performance of Portland cement concrete and geopolymer concrete for passive building applications
Abstract Concretes with a high thermal energy storage capacity were fabricated by mixing microencapsulated phase change materials (MPCM) into Portland cement concrete (PCC) and geopolymer concrete (GPC). The effect of MPCM on thermal performance and ...
2016 / Vinh Duy Cao, Shima Pilehvar, Carlos Salas-Bringas, Anna M. Szczotok, Juan F. Rodriguez, et al. -
Nonlinear Multi-Frequency Converter Array for Vibration Energy Harvesting in Autonomous Sensors
Abstract This work proposes and experimentally validates a vibration energy harvester which combines the multi-frequency and nonlinear approaches into a converter array. The converter array consists of four piezoelectric cantilevers composed of...
2012 / M. Ferrari, D. Alghisi, M. Baù, V. Ferrari -
Both Experimental and Numerical Investigation on Breakup Length of Cylindrical Falling Jet
Abstract The variation in breakup length of a liquid jet subjected to different physical parameters is investigated experimentally. The different parameters are jet velocity, Reynolds number and Weber number. Effect of gravity on breakup length is...
2013 / Raihan Tayeb, Md. Nazmus Sakib, Mohammad Ali, M. Quamrul Islam -
Study on the Properties of Supercritical Water Flowing in a Closed Loop using Dynamic Neutron Radiography
Abstract This paper describes the first steps of the realization of a natural circulation loop cooled by supercritical water. The thermal hydraulics of supercritical water is not fully understood. The thermal hydraulic phenomenon in the loop is...
2013 / Márton Balaskó, László Horváth, Ákos Horváth, Attila Kiss, Attila Aszódi