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Keywords: elastoplasticity
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. July 2012, 134(3): 031013.
Published Online: May 16, 2012
...B. Yang; J. Irsa; Y.-P. He; C. A. Lundgren; Y.-P. Zhao A parametric study is carried out to shed light on the elastoplastic behavior of a nanowire under lithiation. The Li-ion diffusivity is assumed to be significantly higher at near-saturation than at dilute concentration. It leads...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. July 2011, 133(3): 031007.
Published Online: July 18, 2011
...Cyprian T. Lachowicz; Dorian S. Lachowicz Presenting a method of identifying and calculating the elastoplastic strain energy density with the instantaneous power of strain, authors of this paper propose using it as a fatigue life/parameter for materials prone to nonproportional cyclic hardening...
Journal Articles
Publisher: ASME
Article Type: Multi-Physics Approaches For The Behavior Of Polymer-Based Materials
J. Eng. Mater. Technol. July 2011, 133(3): 030906.
Published Online: July 5, 2011
... under shear loadings. Influence of different parameters on the stress distribution through the adhesive thickness for e = 0.2 mm and for the modified TAST fixture 09 05 2010 10 03 2011 05 07 2011 05 07 2011 adhesives cracks elastoplasticity shear modulus shear...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. July 2011, 133(3): 031003.
Published Online: June 24, 2011
... the solidification temperature, T 0 . Simple elastic behavior with an initial strain was applied at temperatures below the solidification temperature, where the inelastic strain rate dropped to zero. 28 07 2010 22 04 2011 24 06 2011 24 06 2011 elastoplasticity finite element analysis...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. April 2011, 133(2): 021003.
Published Online: March 3, 2011
... to determine residual deformation and stresses. Algorithmic consistent moduli for elastoplastic deformations including transformation plasticity are also obtained. Leblond’s phase evolution equation, coupled with the energy equation, is employed to calculate the phase volume fraction; this plays an important...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. April 2010, 132(2): 021003.
Published Online: February 16, 2010
... damage model. The fatigue damage can be caused by numerous loading cycles, even in an elastic state; the damage will then influence the elastoplastic behaviors. The coupling effect of both enfeebles the material strength and leads to the rupture. An important improvement on the Sines fatigue criterion...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. April 2009, 131(2): 021004.
Published Online: March 6, 2009
... alloy specimens is developed. In parallel ceramic-metal joints are produced and tested. Residual stresses are measured by X-ray diffraction while the joint strength is assessed by four-point bend tests. The obtained elastoplastic properties of the filler are introduced into finite element models...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. January 2009, 131(1): 011003.
Published Online: December 15, 2008
... in the identification process. A numerical example shows the influence of the localization criterion on the parameter identification. 04 04 2008 05 08 2008 15 12 2008 deformation differential equations ductility elastoplasticity finite element analysis initial value problems softening...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. April 2008, 130(2): 021022.
Published Online: March 28, 2008
... equations in the framework of continuum damage mechanics under large plastic deformation are presented. Special care is paid to the strong coupling between the main mechanical fields such as elastoplasticity, mixed nonlinear isotropic and kinematic hardenings, ductile isotropic damage, and contact...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. January 2008, 130(1): 011008.
Published Online: January 17, 2008
... and processed with the optical system. The results were compared to existing analytical models for fully elastic and elastoplastic cases as well as a finite element model developed using a Johnson–Cook plasticity material model. The comparison shows that the analytical models do not predict the experimental...
Journal Articles
Publisher: ASME
Article Type: Nadai Award Paper
J. Eng. Mater. Technol. April 2007, 129(2): 173–181.
Published Online: April 1, 2007
...-dimensional form and it applies to full density materials for which the yield/failure strength in uniaxial tension is less than or at most equal to the magnitude of that in uniaxial compression. ductile-brittle transition failure (mechanical) yield stress plastic flow elastoplasticity...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Mater. Technol. July 2007, 129(3): 397–406.
Published Online: January 16, 2007
... accuracy prior to the tryout stage of the press operations ( 5 6 7 ). springback optimization response surface methodology process parameter stress deviation automotive components steel response surface methodology deep drawing finite element analysis elastoplasticity optimisation...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Mater. Technol. October 2007, 129(4): 603–608.
Published Online: December 15, 2006
...Chaiwut Gamonpilas; Esteban P. Busso A method that can determine uniquely the elastoplastic properties from indentation loading and unloading curves has been developed. It is based on finite element modeling and inverse analysis of two separate indenters. The approach was validated by numerical...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Mater. Technol. April 2007, 129(2): 271–283.
Published Online: August 17, 2006
...S. A. Meguid; G. Shagal; J. C. Stranart In this paper, we provide two different symmetry cells to describe the shot-peening process. In this multiple impingement model, we study the dynamic behavior of TI-6Al-4V targets subjected to a large number of shots. Three-dimensional elastoplastic finite...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Mater. Technol. April 2007, 129(2): 207–210.
Published Online: June 26, 2006
... optimum thickness and to test different thermal loads in order to optimize the industrial process and to improve the tool’s life. 11 09 2003 26 06 2006 stress analysis finite element analysis thermal stresses life testing thermocouples pyrometers elastoplasticity viscoplasticity...
Journal Articles
Publisher: ASME
Article Type: Special Section On Damping Of Shape Memory Alloys, Composites, And Foams
J. Eng. Mater. Technol. July 2006, 128(3): 279–284.
Published Online: March 3, 2006
..., the highly developed mathematical methods used in plasticity can be used to describe shape memory alloys. nickel alloys titanium alloys wires thermoelasticity elastoplasticity thermomechanical treatment martensitic transformations reverse martensitic transformations martensitic structure...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Eng. Mater. Technol. January 2007, 129(1): 29–35.
Published Online: January 25, 2006
... elastoplasticity viscoplasticity polymers amorphous state compressive testing tensile testing numerical analysis softening hardening viscoplasticity parameters identification glassy polymers behavior The behavior of glassy polymers before yielding is well understood and can be modeled...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Eng. Mater. Technol. April 2006, 128(2): 225–233.
Published Online: June 21, 2005
..., shows an elastoplastic response. Microcracking at the corners of sharp indentations was not observed in amorphous nanoporous films, and rarely in harder, crystalline nanoporous films. High-resolution scanning electron microscopy revealed a collapse of the nanoporous structure beneath the indentor tip...