Materials engineering topic list of research papers
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Experimental testing and numerical modeling of steel frames under close-in detonations
Abstract Even though blast events in inhabited areas are characterized by a low probability of occurrence, they can present a high risk for buildings and their occupants. The means to reduce the vulnerability and prevent the progressive collapse of...
2017 / Florea Dinu, Ioan Marginean, Dan Dubina, Attila Kovacs, Emilian Ghicioi -
Interrelated chemical-microstructural-nanomechanical variations in the structural units of the cuttlebone of Sepia officinalis2017 / L. North, D. Labonte, M. L. Oyen, M. P. Coleman, H. B. Caliskan, et al.
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Usage of Abrasive Grains with Controllable Shapes as Means of Grinding Wheels Operation Stabilization
Abstract In general the efficiency of the grinding process depends on the effectiveness of the cutting ability of each individual grain. The better each grain works, the higher the performance of grinding is. The grain geometry which is favorable...
2017 / N.V. Baidakova, T.N. Orlova -
The westward drift of the lithosphere: A tidal ratchet?
Abstract Is the westerly rotation of the lithosphere an ephemeral accidental recent phenomenon or is it a stable process of Earth's geodynamics? The reason why the tidal drag has been questioned as the mechanism determining the lithospheric shift...
2017 / A. Carcaterra, C. Doglioni -
Comparative analysis of characteristics of material damage at various load speeds by electric explosion of conductors
Abstract The results of experimentation on the destruction of cylindrical samples made from PMMA and fluoroplast with the help of electric explosion of conductor (EEC) at various loading speeds are presented. The character of fracture of PMMA and...
2017 / V.A. Morozov, S.A. Atroshenko, V.M. Kats -
A novel and simple cruciform specimen without slits on legs yet higher plastic strains in gauge
Abstract The aim of this study is to obtain higher plastic strains in the central gauge zone of the cruciform specimen under biaxial loading without compromising the simplicity of the specimen geometry and its manufacturing. The proposed novel...
2017 / Celalettin Karadogan, M.Emin Tamer -
Upon the Numerical Simulation of the Foam Materials Behavior Using Element Free Galerkin Method2018 / Vasile Nastasescu, Ghita Barsan, Oana Mocian
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Implementation of Nanoparticles in Materials Applied in Foundry Engineering2017 / A. Kmita, A. Roczniak
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Prediction of Anisotropy of Textured Sheets Based on a New Polycrystal Model
Abstract In this paper, the new single crystal yield criterion developed by Cazacu et al. [1] is used to study the effect of the initial texture on the anisotropy in plastic properties of metal sheets. The directional dependence of the yield...
2017 / Nitin Chandola, Oana Cazacu, Benoit Revil-Baudard -
Effect of Pre-strain on Tensile Properties of Al5052-H32 under an Electropulsing Condition
Abstract This paper is concerned with the effect of pre-strain on tensile properties of Al5052-H32 under an electropulsing condition. The electroplasticity of Al5052-H32 considering the pre-strain effect is investigated to confirm the formability...
2017 / Minki Kim, Junghan Song, Hoon Huh -
Stress Concentrations in Composites with Microvascular Channels
Abstract Microvascular channels in fiber-reinforced composites offer various functionalities ranging from self-healing and damage monitoring, to active thermal management. However, the tradeoff between extended functionalities and mechanical...
2017 / Hamed Tanabi, Ahmed Al Shawk, Baris Sabuncuoglu -
Mechanisms of nanocrystallization and amorphization of NiTiNb shape memory alloy subjected to severe plastic deformation
Abstract NiTiNb shape memory alloy (SMA) has been widely used for pipe coupling because it possesses the wider phase transformation hysteresis. In the present study, Ni47Ti44Nb9 (at.%) SMA, which is composed of B2 austenite phase and β-Nb phase, was ...
2017 / Shuyong Jiang, Zhinan Mao, Yanqiu Zhang, Li Hu -
On some features of the effective behaviour of porous solids with J 2 - and J 3 -dependent yielding matrix behaviour
Abstract Some features od the constitutive behaviour of voided materials taking into account possible effects of the Lode angle in the yielding behaviour of the matrix are discussed. The Gurson approach is used to this end. After providing a...
2017 / Ahmed Benallal -
Numerical Investigation of Clinch Connection Manufacturing Process
Abstract In the framework of the finite element method, an approach to the solution for the contact interaction problems for elastoplastic deformable bodies with considering friction in the contact zone is implemented. The geometrically nonlinear...
2017 / D.V. Berezhnoi, M.R. Shamim -
Study on Characteristics of Light Transmission Device with Automatic Adjusting Brightness and Heat Flux
Abstract This study presents a light transmission device with automatic adjusting brightness and heat flux. This device uses bimetallic strip as an important component of automatic brightness in the device, using bimetallic strip when heated bending ...
2017 / Zhiyong Li, Wei Liu, Yamei Cheng, Yue Luo, Zhe Zhang -
Outwards and inwards crimping of tube ends by single-point incremental forming
Abstract Tube end forming is a frequently used approach in the production of tubular parts. Traditional tube end forming is conducted on press with dedicated punch and die. The current study examined a new method for crimping open tube ends based on ...
2017 / Tong Wen, Jie Zheng, Jian Qing, Ji-zhao Fang -
Enabling manual assembly and integration of aerospace structures for Industry 4.0 - methods
Abstract Digitalization is continuously entering production. However, most concepts are dealing with sensor integration and actuation as well as inter-machine data exchange and communication. They are therefore mainly useful in production areas,...
2017 / Heiko Grendel, Roland Larek, Felix Riedel, Jan Cetric Wagner -
FEM Investigation of Ductile Fracture Prediction in Two-Point Incremental Sheet Metal Forming process
Abstract Two-point incremental sheet forming (TPIF) is an advanced forming technology for production of complex customized functional components in small batches for aircraft, biomedical and automobile applications. This paper is concerned with FEM...
2017 / Chenhao Wang, William J.T. Daniel, Haibo Lu, Sheng Liu, Paul A. Meehan -
Thermally activated lightweight actuator based on hot extruded shape memory metal matrix composites (SMA-MMC)
Abstract Based on modified porthole dies, continuous composite extrusion allows the manufacturing of shape memory alloy metal matrix composites (SMA-MMC). In order to extend the functionality of SMA-MMC, the present work shows a new actuator concept ...
2017 / Christoph Dahnke, André Shapovalov, A. Erman Tekkaya -
Parameter calibration of ductile fracture criterion considering computational efficiency and accuracy
Abstract Parameter calibration of a ductile fracture criterion determines the prediction accuracy of fracture initiation and propagation in the metal forming process. Methods with various levels of different efficiency and accuracy can be used for...
2017 / Xincun Zhuang, Yehui Meng, Zhen Zhao