... is modeled as a rigid 3D body to simulate the penetration process. #45 and Armox 500T steels are used as the target materials, and the material behavior and failure mechanisms are modeled using the Johnson–Cook (JC) plasticity and damage models. In addition to the FE method, smoothed particle hydrodynamics...

... of materials dynamic behavior of materials failure criteria flow and fracture impact mechanical properties of materials plasticity wave propagation Office of Naval Research 10.13039/100000006 N00014-22-1-2076 Due to their high thermal resistance, optical transparency, chemical...

... diameter and the decrease of the minimum diameter, both the critical displacement of steady load w s and the steady load F increase. It is obvious that the increase in the maximum diameter and the decrease of the minimum diameter of the die mean that the displacement and plastic deformation required...

... of the circular metal foam sandwich tube (CMFST) under axial loading is studied analytically and numerically. The plastic deformation occurs in the CMFST, and its main deformation modes include circumferential expansion, radial bending of the CMFST, and compression of the metal sandwich foam. An analytical model...

...Jinli Xu; Jiwei Zhu Understanding the contact characteristics of rough surfaces is essential to explain engineering phenomenon in interface. In order to improve accuracy of contact model, a novel simplified fully plastic contact model of sphere asperity was proposed considering material properties...

... tubes. Email: 837991327@qq.com 1 Corresponding author. Email: jianxunzhang@mail.xjtu.edu.cn 16 03 2023 10 05 2023 12 05 2023 09 06 2023 square taper metal tube density gradient foam axial compression average crushing force plasticity structures Thin...

...Jialiang Cen; Kyriakos Komvopoulos A contact mechanics analysis of interfacial delamination in elastic and elastic-plastic homogeneous and layered half-spaces due to normal and shear surface tractions induced by indentation and sliding was performed using the finite element method. Surface...

... . 28 11 2022 01 01 2023 02 01 2023 08 02 2023 circular sandwich tube metal foam core expansion energy absorption plasticity structures National Natural Science Foundation of China 10.13039/501100001809 12272290 11872291 The axial expansion deformation...

... eulerian formulation momentum balance microstructural vectors inelastic deformation material axes numerical algorithm computational mechanics mechanical properties of materials plasticity National Research Foundation of Korea 10.13039/501100003725 2021R1C1C1007946 2022R1A4A1031182...

... breakage, plastic deformation of polymer matrix, friction between the bead and matrix, geometric interlocking between the bead and matrix, and debonding of the fiber–matrix, bead–matrix and fiber–bead interfaces are accounted for; calculations are carried out for pullout of beadless and beaded fibers...

... mechanical properties of materials plasticity stress analysis Engineering and Physical Sciences Research Council 10.13039/501100000266 EP/R004951/1 Titanium alloys have been a popular choice in various engineering applications, namely defense, aerospace, and automotive, credit...

... , K. L. , 1985 , Contact Mechanics , 2nd ed. , Cambridge University Press , New York . [2] Ghaednia , H. , Wang , X. , Saha , S. , Xu , Y. , Sharma , A. , and Jackson , R. L. , 2017 , “ A Review of Elastic–Plastic Contact Mechanics ,” Appl. Mech. Rev. , 69 ( 6...

... Conshohocken, PA . [3] ASTM D 1938-19 , 2019 , “ Standard Test Method for Tear-Propagation Resistance (Trouser Tear) of Plastic Film and Thin Sheeting by a Single-Tear Method ,” Standard, ASTM International , West Conshohocken, PA . [4] Muscat-Fenech , C. , Liu , J. , and Atkins...

.... The primary aim of this study is to identify the nature of such mechanisms by constructing Bree type interaction diagrams for idealized double-wall systems under cyclic thermomechanical loading that shows the combination of loading conditions for which cyclic plasticity (leading to fatigue failure)-creep...

... , A. F. , and Guduru , P. R. , 2013 , “ On Plastic Deformation and Fracture in Si Films During Electrochemical Lithiation/Delithiation Cycling ,” J. Electrochem. Soc. , 160 ( 10 ), pp. A1885 – A1893 . 10.1149/2.098310jes [17] Gonzalez , J. , Sun , K. , Huang , M. , Dillon...

... 03 2022 19 04 2022 ballistic impact tests low temperatures ductile fracture brittle fracture ductile-to-brittle transition dynamics failure criteria impact plasticity Norges Forskningsr\xE5d 10.13039/501100005416 SFI CASA project 237885 Steel gets stronger...

... velocities. (b) Front velocity as a function of piston velocity for selected confining pressures. Symbols are consistent with Fig. 7. The primary goal of this work is to study the effect of confining pressure on plastic dissipation for elastoplastic wave propagation. The efficiency of the granular...

... without quantitative analysis, one can visualize the strain field evolution from the change in the slope of the lines connecting the dots along vertical and diagonal directions in the undeformed configuration. The notch tip plastic zone is evident through the appearance of a dark region and degraded focus...

... that occur shortly after the yield. Also known as slip bands, these are inhomogeneous deformation when the specimen transitions from elastic to plastic deformation. This is a well-known phenomenon that has been observed with several methods including DIC [ 38 ]. Examples of DIC contours that are obtained...

... bending and fracture of the cell walls. The high stress regions are also restrained in the foam cores due to local plastic deformation and crushing of the foams. For the same total thickness of front and rear face sheets, a thicker front face sheet results in the transition of contact force history...