Materials engineering topic list of research papers
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Modelling and Simulation of Die Casting Process for A356 Semi-solid Alloy
Abstract To describe the flow behaviors of semi-solid state alloy A356, two non-Newtonian constitutive equations are modeled in this paper. All the parameters in the above equations are obtained by an isothermal shear experiment. The CFD software...
2014 / Jinlong Fu, Kaikun Wang -
Influence of Root Rotation on Delamination Fracture Toughness of Composites2014 / V. Alfred Franklin, T. Christopher, B. Nageswara Rao
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Numerical Modeling of Part-through Cracks in Pipe and Pipe Bend Using XFEM
Abstract In this work, extended finite element method (XFEM) is used to evaluate the stress intensity factors (SIFs) of a semi-elliptical part through thickness axial/circumferential crack. The pipe or pipe-bend having a crack on the outer surface...
2014 / Kamal Sharma, I.V. Singh, B.K. Mishra, V. Bhasin -
Aluminum Foil Based Fatigue Sensor for Structural Health Monitoring of Carbon Fiber Composites
Abstract For the development of a technique for cyclic deformation assessment using aluminum foil sensors glued onto the specimen surface the fatigue tests of carbon fiber reinforced polymer (CFRP) specimens were carried out. The DSLR camera mounted ...
2015 / Mikhail Burkov, Sergey Panin, Pavel Lyubutin, Alexander Eremin, Pavlo Maruschak, et al. -
Comparison between hybrid renewable energy systems in Saudi Arabia
Abstract The continuous rise of energy demand worldwide combined with the decrease of natural resources such as fossil fuel represents a huge energy problem which facing humanity. Industry as well as consumers must rethink how to produce and use...
2015 / Hisham El Khashab, Mohammed Al Ghamedi -
Phosphate Glass-glasses as New Energy Density Dielectric Materials
Abstract As the increasing demands of compact and space-saving electronics, capacitors with high energy-storage density are eagerly desired. One of the greatest challenges in the development of new high energy density materials is to increase...
2014 / Lahcen Bih, H. Bih, M. Amalhay, H. Mossadik, A. Elbouari, et al. -
Determination of Residual Stresses in Plate Material by Layer Removal with Machine-integrated Measurement
Abstract Structural aircraft components are usually manufactured from rolled plate material. Despite a stress relief treatment residual stress remains in the plates. This can result in distortions of the workpiece after the final manufacturing step, ...
2014 / Steven Dreier, Berend Denkena -
Study on the Optimization of Eddy Current Testing Coil and the Defect Detection Sensitivity
Abstract As an essential component in the eddy current testing system, the detection sensitivity of eddy current probe affects the performance of the system. Different probes such as cylindrical differential probe, single orthogonal rectangular...
2015 / H.T. Zhou, K. Hou, H.L. Pan, J.J. Chen, Q.M. Wang -
Effects of Ti addition on the microstructure and mechanical properties of Mg–Zn–Zr–Ca alloys
Abstract The effects of Ti additions (0, 0.4, 0.6, 0.8, 1.0, 1.2 wt.%) on the microstructure and mechanical properties of as-cast and aging Mg-0.4%Zn-1.0%Zr-1.5%Ca (wt.%) alloys were investigated. The results indicated that minor Ti can effectively...
2015 / Jingai Chen, Yan Sun, Jinshan Zhang, Weili Cheng, Xiaofeng Niu, et al. -
Frictional angular rolling extrusion of interstitial-free steel sheets
Abstract Interstitial-free steel sheets were processed using a novel severe plastic deformation technique – frictional angular rolling extrusion (FARE), in order to produce ultrafine grained structures. The deformation was carried out at room...
2015 / Yan Huang -
Fouling corrosion in aluminum heat exchangers
Abstract Fouling deposits on aluminum heat exchanger reduce the heat transfer efficiency and cause corrosion to the apparatus. This study focuses on the corrosive behavior of aluminum coupons covered with a layer of artificial fouling in a humid...
2015 / Jingxin Su, Minyu Ma, Tianjing Wang, Xiaomei Guo, Liguo Hou, et al. -
Fatigue Life Extension by Crack Repair Using Stop-hole Technique under Pure Mode-I and Pure mode-II Loading Conditions
Abstract Drilling a hole at the crack tip turns the crack into a notch and diminishes the crack tip stress singularity. In this paper, the crack growth retardation is examined using a numerical study on the efficiency of stop holes. Pure mode-I and...
2014 / M.R. Ayatollahi, S.M.J. Razavi, H.R. Chamani -
Cellulose nanocrystals as green fillers to improve crystallization and hydrophilic property of poly(3-hydroxybutyrate-co-3-hydroxyvalerate)
Abstract The green nanocomposites of poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) with various cellulose nanocrystals (CNCs) contents were prepared by solution casting method. The effects of CNCs on the crystallization behavior, spherulitic...
2012 / Hou-yong YU, Zong-yi QIN, Zhe ZHOU -
Electromechanical Characterization and Locomotion Control of IPMC BioMicroRobot2013 / Martin J.-D. Otis
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Cyclic Load Responses of GFRP-Strengthened Hollow Rectangular Bridge Piers2014 / Junfeng Jia, Qiang Han, Zigang Xu, Dongjie Zhang
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Nanocrystalline Al Composites from Powder Milled under Ammonia Gas Flow2014 / J. Cintas, E. S. Caballero, J. M. Montes, F. G. Cuevas, C. Arevalo
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Directed nanoparticle reduction on graphene
A simple, green mechanism for the UV assisted synthesis of graphene in the presence of phosphotungstic acid (PTA) is presented. The reduced graphene oxide (RGO) after UV exposure in the presence of PTA has been further identified as an efficient UV-absorber due to ...
2012 / Renu Pasricha, Shweta Gupta, Amish G. Joshi, Nupur Bahadur, Divi Haranath, et al. -
The future of atom probe tomography
The dream of the microscopy and materials science communities is to see, identify, accurately locate, and determine the fundamental physical properties of every atom in a specimen. With this knowledge together with modern computer models and simulations, a full...
2012 / Michael K. Miller, Thomas. F. Kelly, Krishna Rajan, Simon P. Ringer -
Laser air photonics: beyond the terahertz gap
Through the ionization process, the very air that we breath is capable of generating terahertz (THz) electromagnetic field strengths greater than 1 MV/cm, useful bandwidths of over 100 THz, and highly directional emission patterns. Following the ionization of air, ...
2012 / Benjamin Clough, Jianming Dai, Xi-Cheng Zhang -
Nonlinear Aeroelastic Response of High-aspect-ratio Flexible Wings
Abstract The aeroelastic analysis of high-altitude, long-endurance (HALE) aircraft that features high-aspect-ratio flexible wings needs take into account structural geometrical nonlinearities and dynamic stall. For a generic nonlinear aeroelastic...
2009 / Zhang Jian, Xiang Jinwu