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Keywords: fracture toughness
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. January 2024, 91(1): 011003.
Paper No: JAM-23-1267
Published Online: August 25, 2023
... applications. Their exceptional mechanical performance, especially fracture toughness, primarily arises from their heterogeneous microstructures. The deliberate dispersion of 2D reinforcements enables toughening mechanisms that are extrinsic to the matrix and thus endows the composites with substantial...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. January 2024, 91(1): 011006.
Paper No: JAM-23-1243
Published Online: August 25, 2023
.... In the aforementioned scenarios, hydrogels are often required to sustain large deformation without mechanical failure over a long time. Compared to the fast movement in functions design, the failure mechanism of hydrogel laminates has been much less explored and researched, as well as laminates’ fracture toughness...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. July 2020, 87(7): 071004.
Paper No: JAM-20-1134
Published Online: April 21, 2020
... remain elusive. In this paper, the deformation and fracture mechanism of multilevel hierarchical structures are explored by molecular dynamics simulations. The effects of the multilevel design on fracture toughness, nonlinear deformation of soft matrix, and the crack path pattern were quantitatively...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. March 2020, 87(3): 031018.
Paper No: JAM-19-1546
Published Online: January 22, 2020
... between or get attracted to and trapped in the inclusions. Composite specimens with a stiff matrix and compliant circular inclusions were 3D printed, and their fracture toughness was measured using a specially designed loading fixture. The experimental results show agreement with the numerical predictions...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. November 2019, 86(11): 111004.
Paper No: JAM-19-1147
Published Online: September 17, 2019
... and significant improvements in fracture toughness, even without the occurrence of other toughening mechanisms, such as interface delamination. The application of the material inhomogeneity effect for different types of matrix materials is discussed. abaqus offers two ways to access the ODB file: (i) by using...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Appl. Mech. January 2019, 86(1): 011012.
Paper No: JAM-18-1524
Published Online: November 8, 2018
...Ruofei Chang; Zhou Chen; Cunjiang Yu; Jizhou Song Polydimethylsiloxane (PDMS) has a good elasticity but with a pretty low fracture toughness, which limits its use in practical applications. This paper presents a simple and low-cost approach to manufacture a PDMS/fabric composite through...
Journal Articles
Publisher: ASME
Article Type: Terminal Ballistics And Impact Physics
J. Appl. Mech. May 2013, 80(3): 031804.
Paper No: JAM-12-1282
Published Online: April 19, 2013
... material. Both the experiments and the model indicate that scaling of interface defeat needs to be done with caution and that experimental data from one length scale needs to be examined carefully before extrapolating to another. interface defeat transition velocity scale crack fracture toughness...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. September 2011, 78(5): 051003.
Published Online: July 27, 2011
... , eds., AIP , New York . 15 10 2010 06 05 2011 27 07 2011 27 07 2011 ballistics brittleness densification fracture toughness glass high-pressure effects impact (mechanical) plastic deformation shear modulus softening This article presents...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. July 2011, 78(4): 041016.
Published Online: April 14, 2011
...) fracture toughness and strength of the cement line, (iii) crack length, and (iv) elastic modulus and fracture properties of the osteon with respect to the interstitial bone. The results of the finite element simulations showed that low cement line strength facilitated crack deflection irrespective...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. May 2011, 78(3): 031020.
Published Online: February 17, 2011
..., the input parameters for CZMs are the fracture toughness (the entire area under the traction-displacement curve), the cohesive strength σ max , and/or the characteristic length at which the cohesive tractions vanish. Numerous studies in the past several decades revealed an important...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. November 2009, 76(6): 061003.
Published Online: July 21, 2009
... Weibull theory, and the consequences of a stochastic strength upon the fracture map are outlined. The fracture toughness of brittle hexagonal honeycombs has been modeled by relating the crack tip elastic fields of an equivalent continuum to the stress state within the lattice ( 1 2 ). It was assumed...
Journal Articles
Publisher: ASME
Article Type: Special Issue Honoring Professor Fazil Erdogan’S Contributions To Mixed Boundary Value Problems Of Inhomogeneous And Functionally Graded Materials
J. Appl. Mech. September 2008, 75(5): 051109.
Published Online: July 11, 2008
... that this may be a better fracture mechanics parameter for assessing fracture toughness of periodic layered media. Herein, we extend the above investigation by considering both Mode I and II loading to study the effect of layer modulus ratio on fracture mechanics parameters as a function of microstructural...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Appl. Mech. November 2007, 74(6): 1197–1211.
Published Online: March 19, 2007
... bending fracture toughness piezoelectric materials capacitance electric domains ferroelectric switching electric breakdown PZT piezoelectric fracture criterion compliance energy release rate Piezoelectric ceramics are commonly used as sensors and actuators in versatile, technical...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Appl. Mech. September 2006, 73(5): 714–722.
Published Online: December 10, 2005
... in different local and macroscopic stress intensity factors. 30 03 2005 10 12 2005 For strong elastic crystal anisotropy, on the other hand, the difference between the local and the effective fracture toughness can be controlled by a significant number of grains ranging in the hundreds...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Appl. Mech. November 2005, 72(6): 916–928.
Published Online: April 10, 2005
... volcanology oil technology fracture toughness viscosity crack-edge stress field analysis elasticity 30 09 2004 10 04 2005 Similarly, the threshold K ∞ ≃ 4.13 for the toughness-dominated regime ( K > K ∞ ) can be established requiring the viscosity...
Journal Articles
Publisher: ASME
Article Type: Article
J. Appl. Mech. March 2005, 72(2): 157–164.
Published Online: March 15, 2005
...-controlling factors to the mechanical conditions imposed on the web slitting process, such as the web speed and the remote tension along web moving direction, and the material parameters, including the fracture toughness of the web. The web material we considered here is assumed to be isotropic. However...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Appl. Mech. November 2003, 70(6): 840–852.
Published Online: January 5, 2004
... to determine the interlaminar fracture toughness of unidirectional composites in mode II. In the present study, appropriate matching conditions, in terms of generalized displacements and stress resultants, have been derived and applied at the crack tip by enforcing the displacement continuity at the crack tip...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Appl. Mech. March 2003, 70(2): 246–252.
Published Online: March 27, 2003
... was subsequently proposed to measure the fracture toughness of piezoelectric materials. The local energy release rate criterion is based on the so-called saturation-strip model, or equivalently an electric dipole distribution model, which is basically a domain switch strip-zone model that is taking into account...
Journal Articles
Publisher: ASME
Article Type: Technical Papers
J. Appl. Mech. September 2001, 68(5): 758–765.
Published Online: May 17, 2001
...J. H. Liu; A. G. Atkins; G. Jeronimidis A simple relationship is obtained between the external force F and the fracture toughness R for thin sheets in steady state elastoplastic combined tearing and peeling along self-similar paths. The relationship depends only on the material properties ( E , σ y...