نتایج جستجو برای: shan chen model plastic deformation

تعداد نتایج: 2213215  

2014
Ken-Hsyuan Shan Li-Mien Chen Cheng-Ming Peng Jiaan-Der Wang

Spontaneous intramural hemorrhage in a patient with severe hemophilia A Ken-Hsyuan Shan, Li-Mien Chen, Cheng-Ming Peng, Jiaan-Der Wang Division of Pediatrics, Division of Hematology/Oncology, Department of Internal Medicine, Taichung Armed Forces General Hospital, Division of General Surgery, Center of Hemophilia and Rare Disease, Taichung Veterans General Hospital, School of Medicine, China Me...

2012
Amin Almasi

Analysis of reciprocating equipment piston rod leads to nonlinear elastic-plastic deformation analysis of rod with initial imperfection under axial dynamic load. In this paper a new and effective model and analytical formulations are presented to evaluate dynamic deformation and elastic-plastic stresses of reciprocating machine piston rod. This new method has capability to account for geometric...

2015
Jia Yang Zhuangzhi Shen Xia Zheng Li Li

We consider a pressure (density) in a square flume solid boundaries and no-slip format condition formulation are introduced to investigate cavitation bubble for the two-dimensional lattice Boltzmann method (LBM). Using the coupling Carnahan-Starling equation of state (C-S EOS) and exact difference method (EDM) based on modified Shan-Chen model, the whole process of bubble collapse was observed ...

Journal: :Nano letters 2012
Leila F Deravi Tianxiang Su Jeffrey A Paten Jeffrey W Ruberti Katia Bertoldi Kevin Kit Parker

Fibronectin (FN) textiles are built as nanometer-thick fabrics. When uniaxially loaded, these fabrics exhibit a distinct threshold between elastic and plastic deformation with increasing stretch. Fabric mechanics are modeled using an eight-chain network and two-state model, revealing that elastic properties of FN depend on conformational extension of the protein and that plastic deformation dep...

Journal: :Journal of Japan Institute of Light Metals 1971

Grain refinement improves the mechanical properties and formability of metals and alloys. So far, several different grain refinement methods have been proposed and studied. Severe plastic deformation is one of the most promising and efficient methods. Therefore, in the present study the possibility of imposing a two-step severe plastic deformation (Extrusion and Equal channel angular pressing) ...

2012
Jun Huang Ke Xu Ying Min Fan Mu Tong Niu Xiong Hui Zeng Jian Feng Wang Hui Yang

Elasto-plastic mechanical deformation behaviors of c-plane (0001) and nonpolar GaN single crystals are studied using nanoindentation, cathodoluminescence, and transmission electron microscopy. Nanoindentation tests show that c-plane GaN is less susceptible to plastic deformation and has higher hardness and Young's modulus than the nonpolar GaN. Cathodoluminescence and transmission electron micr...

A Kherraf, M Brioua R Benbouta Y Tamerabet

The main aim of this paper is to study the material removal phenomenon using the finite element method (FEM) analysis for orthogonal cutting, and the impact of cutting speed variation on the chip formation, stress and plastic deformation. We have explored different constitutive models describing the tool-workpiece interaction. The Johnson-Cook constitutive model with damage initiation and damag...

2017
Jin Huang Yijing He Desheng Xiao Huabin Hu Zihua Chen Kwang-Huei Lin

Title: miR-302b inhibits tumorigenesis by targeting EphA2 via Wnt/ β-catenin/EMT signaling cascade in gastric cancer Authors: Jin Huang ([email protected]) Yijing He ([email protected]) Howard Mcleod ([email protected]) Yanchun Xie ([email protected]) Desheng Xiao ([email protected]) Huabin Hu ([email protected]) Pan Chen ([email protected]) Liangfang Shen ([email protected]) ...

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