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Keywords: anisotropy
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Journal Articles
Article Type: Research Papers
J. Appl. Mech. April 2022, 89(4): 041005.
Paper No: JAM-21-1433
Published Online: January 12, 2022
... anisotropy Directorate for Engineering 10.13039/100000084 CMMI 1943723 Office of Naval Research 10.13039/100000006 N00014-18-1-2015 (# 12461330) Snap-through instabilities of elastic shells offer a novel method to create reconfigurable structures and geometrically adaptable...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. April 2022, 89(4): 041007.
Paper No: JAM-21-1468
Published Online: January 12, 2022
...Zhonghui Yuan; Qinyi Huang; Xudong Liang; Zheng Zhong Skin tissue is a complex heterogeneous material abundant with fibers. Various models capturing its anisotropy, nonlinearity, and viscoelasticity have been developed. However, the existence of multiple fiber families and their differences have...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. January 2022, 89(1): 011008.
Paper No: JAM-21-1306
Published Online: October 5, 2021
..., NJ . [39] Ogden , R. W. , 2009 , “ Anisotropy and Nonlinear Elasticity in Arterial Wall Mechanics ,” Biomechanical Modelling at the Molecular, Cellular and Tissue Levels , G. A. Holzapfel , and R. W. Ogden , eds., Springer , Vienna . [40] Merodio , J. , and Ogden...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. January 2021, 88(1): 011008.
Paper No: JAM-20-1470
Published Online: October 27, 2020
... that the adoption of a nonquadratic yield function, together with a correct material hardening response are essential for large deformation predictions in localizing zones in Al-alloys. Including the anisotropy in such a constitutive model produces results that are closest to the experiments. Email: mscales...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. August 2020, 87(8): 081001.
Paper No: JAM-20-1089
Published Online: May 14, 2020
... microplane damage model is developed for the anisotropic damage behavior of shales. The modeling challenge of the anisotropic elasticity in the microplane model is theoretically overcome by the spectral decomposition theory without limitation on the degree of the anisotropy compared with other microplane...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. July 2020, 87(7): 071006.
Paper No: JAM-20-1117
Published Online: May 4, 2020
... dispersion is desired, the invariant I 4 may be replaced by the modified invariant I 4 * which incorporates the dispersion parameter κ , demonstrated and presented by Gasser et al. [ 3 ]. Moreover, in the case of anisotropy with two preferred directions, say m and m ′, our models may...
Journal Articles
Article Type: Technical Briefs
J. Appl. Mech. December 2018, 85(12): 124501.
Paper No: JAM-18-1391
Published Online: September 21, 2018
...Kelin Chen; Stelios Kyriakides; Martin Scales The shear stress–strain response of an aluminum alloy is measured to a shear strain of the order of one using a pure torsion experiment on a thin-walled tube. The material exhibits plastic anisotropy that is established through a separate set of biaxial...
Journal Articles
Article Type: Research-Article
J. Appl. Mech. September 2013, 80(5): 051018.
Paper No: JAM-12-1362
Published Online: July 12, 2013
.... , 50 ( 2 ), pp. 179 – 194 . 10.1093/qjmam/50.2.179 [10] Wang , C. Y. , 1997 , “ Elastic Fields Produced by a Point Source in Solids of General Anisotropy ,” J. Eng. Math. , 32 , pp. 41 – 52 . 10.1023/A:1004289831587 [11] Phan , A. V. , Gray , L. J. , and Kaplan , T...
Journal Articles
Article Type: Research-Article
J. Appl. Mech. March 2013, 80(2): 020912.
Paper No: JAM-11-1454
Published Online: February 7, 2013
... the wellbore wall which causes spalling failure of the formation in this region. Similarly, a less compressive region close to the borehole wall is observed for the effective tangential stress as shown in Fig. 14 . For this particular analysis, it seems that the effects of formation anisotropy on pore...
Journal Articles
Article Type: Research-Article
J. Appl. Mech. March 2013, 80(2): 024503.
Paper No: JAM-12-1037
Published Online: February 5, 2013
.... The enhanced bounding surface model focuses more on basic features such as a realistic shape for the bounding surface that is inspired by experimental data, plastic anisotropy, and accurate simulation of overconsolidated clay response. Based on the comparisons shown in Figs. 2 and 3 , it is evident...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. September 2012, 79(5): 051003.
Published Online: June 25, 2012
...Sunil Neupane; Samer Adeeb; Roger Cheng; James Ferguson; Michael Martens The material model proposed in Part I (Neupane et al., 2012, “Modeling the Deformation Response of High Strength Steel Pipelines—Part I: Material Characterization to Model the Plastic Anisotropy,” ASME J. Appl. Mech., 79 , p...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. September 2012, 79(5): 051002.
Published Online: June 21, 2012
...Sunil Neupane; Samer Adeeb; Roger Cheng; James Ferguson; Michael Martens The design equations for pipelines subjected to both internal pressure and longitudinal loading are based on the isotropic hardening plasticity model. However, high strength steel (HSS) pipelines exhibit plastic anisotropy...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. May 2012, 79(3): 031010.
Published Online: April 5, 2012
.... Meth. Geomech. , 2 ( 1 ), pp. 35 – 52 . 10.1002/(ISSN)1096-9853 08 07 2011 21 01 2012 13 02 2012 04 04 2012 05 04 2012 clays bounding surface critical state anisotropy overconsolidation associative flow non-associative flow Since its inception...
Journal Articles
Article Type: Technical Briefs
J. Appl. Mech. November 2011, 78(6): 064501.
Published Online: August 25, 2011
...Shivakumar I. Ranganathan; Martin Ostoja-Starzewski; Mauro Ferrari Anisotropy is an essential attribute exhibited by most biological materials. Based on the recent work on anisotropy of a wide range of crystals and polycrystals, we propose an appropriate measure (A) to quantify the extent...