1-20 of 46
Keyword: bifurcation
Close
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
×Close Modal
Sort by
Journal Articles
Article Type: Research-Article
J. Appl. Mech. August 2018, 85(8): 081007.
Paper No: JAM-18-1110
Published Online: June 1, 2018
... high order theory geometric nonlinearity post-buckling bifurcation imperfection The stability of sandwich structures is extremely important since the compressive strength can be realized only if they are stabilized against buckling. The buckling behavior of sandwich panels can be divided...
Journal Articles
Article Type: Research-Article
J. Appl. Mech. September 2013, 80(5): 051010.
Paper No: JAM-12-1190
Published Online: July 12, 2013
... features could be revealed. The cascade shows a bifurcation from bending flutter to the torsional one signifying that only one of the flutter modes are favored at any instant in time. The torsional flutter is found to be the dominant flutter mode for a range of frequency ratios during classic surge whereas...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. May 2012, 79(3): 031019.
Published Online: April 5, 2012
... a traction-free homogeneous substrate to very stiff films on compliant substrates. The role of substrate prestretch is considered wherein an unstretched film is bonded to a prestretched substrate with wrinkling arising as the stretch in the substrate is relaxed. An exact bifurcation analysis reveals...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. November 2011, 78(6): 061021.
Published Online: September 15, 2011
... parameter plane where attracting fixed points of the phase functions exist. The period-1 instability regions are analytically obtained, and the period-i ( i > 1 ) instability regions are numerically calculated using bifurcation diagrams. The wave patterns corresponding to different instability regions...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. May 2011, 78(3): 031006.
Published Online: February 7, 2011
...A. Jaamialahmadi; M. Kadkhodayan In this paper, formula derivation for bifurcation analysis based on a constitutive model including Hill 48 yield criterion with normal anisotropy of a pointed vertex on subsequent yield loci to predict the entire forming limit diagram (FLD) is carried out...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. November 2010, 77(6): 061001.
Published Online: August 16, 2010
... speed along an ideal, rigid, straight, and perfect track are formulated, and the lateral bifurcation behavior of the vehicle system is investigated numerically. The results indicate that both stable and unstable orbits are obtained, and the linear and nonlinear critical speeds are determined as well...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. May 2010, 77(3): 031006.
Published Online: February 4, 2010
... symmetric configuration in contact with the point constraint. As the pushing force increases, a symmetry-breaking bifurcation occurs and the elastica evolves to one of a pair of asymmetric deformations. As the pushing force continues to increase, the asymmetric deformation experiences a second jump to a...
Journal Articles
Article Type: Technical Briefs
J. Appl. Mech. May 2009, 76(3): 034502.
Published Online: March 13, 2009
... including velocity field, temperature field, bifurcations, and thermal criticality conditions are discussed. 17 01 2008 27 01 2009 13 03 2009 bifurcation chemically reactive flow convection cooling non-Newtonian flow pipe flow cylindrical pipe third-grade fluid Arrhenius...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. November 2008, 75(6): 061007.
Published Online: August 20, 2008
... external pressures, and torsion). Similar to the conventional shells, carbon nanotubes may undergo bifurcation under compression/torsion/external pressure. Our analysis, however, shows that carbon nanotubes may also undergo bifurcation in tension and internal pressure, though the bifurcation modes for...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. March 2008, 75(2): 021016.
Published Online: February 26, 2008
...Alexei A. Mailybaev; Alexander P. Seyranian Bifurcations of equilibria at bimodal branching points in potential systems are investigated. General formulas describing postbuckling paths and conditions for their stability are derived in terms of the original potential energy. Formulas describing...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. January 2008, 75(1): 011021.
Published Online: February 6, 2008
... produced which is exhibited by a traveling acoustic wave around this annulus. We show that this response can be controlled passively by spatial perturbation in the symmetry of acoustic parameters. We find the critical parameter values that affect this oscillation, study the bifurcation properties, and...
Journal Articles
Article Type: Technical Briefs
J. Appl. Mech. January 2008, 75(1): 014502.
Published Online: January 14, 2008
... corrective role of its imaginary part on the shape of the bifurcation line, on its maximum and on the disposition of the inflection and maximal deflection points on the centerline of the deformed rod during the secondary loss of stability, are discussed. 01 02 2007 22 03 2007 14 01 2008...
Journal Articles
Article Type: Research Papers
J. Appl. Mech. January 2008, 75(1): 011002.
Published Online: December 27, 2007
...Leonid M. Zubov; Denis N. Sheidakov Background . Many papers on the elastic stability of both thin-walled and massive (three-dimensional) bodies regard the bifurcation of equilibrium in the case of compressive loads. Although, the elastic instability may also occur under tensile stresses. Method of...
Journal Articles
Article Type: Technical Papers
J. Appl. Mech. November 2007, 74(6): 1212–1224.
Published Online: April 27, 2007
... that there exists a bifurcation in critical speed. One branch of critical speed increases as load frequency increases, while the other branch of critical speed decreases as load frequency increases. There are two critical speeds when the load frequency is low, but only one critical speed exists when...
Journal Articles
Article Type: Technical Papers
J. Appl. Mech. September 2007, 74(5): 978–989.
Published Online: January 17, 2007
... existing bifurcation models. 09 11 2005 17 01 2007 stainless steel biomedical materials prosthetics biomechanics necking tensile strength plasticity bifurcation Coronary stents are tubular metal (typically, 316L stainless steel) scaffold devices used in the treatment of...
Journal Articles
Article Type: Technical Papers
J. Appl. Mech. November 2006, 73(6): 1039–1044.
Published Online: April 6, 2006
... these regimes are redefined to include the dependency on the suction. The paper illustrates the predictive capability of the extended MRS Lade model for partially saturated soils. Finally, the condition for discontinuous bifurcation in elastoplastic partially saturated porous media as well as the...
Journal Articles
Article Type: Technical Papers
J. Appl. Mech. November 2006, 73(6): 1026–1030.
Published Online: April 6, 2006
...G. Etse; S. M. Vrech In this work the geometrical method for the assessment of discontinuous bifurcation conditions is extended to encompass gradient-dependent plasticity. To this end, the gradient-dependent localization condition is cast in the form of an elliptical envelope condition in the...
Journal Articles
Article Type: Technical Papers
J. Appl. Mech. July 2007, 74(4): 645–657.
Published Online: February 6, 2006
.... Complex nonlinear dynamics is also investigated by using bifurcation diagrams from direct time integration and calculation of the Lyapunov exponents and the Lyapunov dimension. Interesting phenomena such as (i) subharmonic response; (ii) period doubling bifurcations; (iii) chaotic behavior; and (iv) hyper...
Journal Articles
Article Type: Technical Briefs
J. Appl. Mech. May 2007, 74(3): 595–598.
Published Online: October 5, 2005
... describes the generic unfolding of this critical state and its associated bifurcations. In particular, the system can describe how two equilibria coalesce in a saddle-node bifurcation and generalizes stability criteria that have been presented previously in the literature for this model. Moreover, this...
Journal Articles
Article Type: Additional Technical Papers
J. Appl. Mech. May 2006, 73(3): 505–515.
Published Online: September 1, 2005
... periodic solids of infinite extent, one can define as the onset of failure the first occurrence of a bifurcation in the fundamental solution, for which all cells deform identically. By following all possible loading paths in strain or stress space, one can construct onset-of-failure surfaces for finitely...