...Jianfeng Jin; Hanchen Huang This paper reports an anomaly in the yield strength of dislocation interacting with stacking fault tetrahedra (SFT) in Cu, reveals atomic mechanisms that are responsible for the anomaly, and further shows the thermodynamic driving force for the atomic mechanisms...

... at which the film starts to yield plastically is size-dependent, which is attributed to the size-dependent yield strength. Furthermore, the flow stress is more temperature sensitive as the size decreases. 17 03 2010 12 08 2010 03 12 2010 03 12 2010 dislocation interactions...

... manuscript received March 6, 2002. Guest Editors: Tariq A. Khraishi and Hussein M. Zbib. 10 December 2001 06 March 2002 10 06 2002 aluminium dislocation interactions dislocation structure transmission electron microscopy slip plastic deformation The evolution...

... MATERIALS AND TECHNOLOGY . Manuscript received by the Materials Division February 19, 2002; revised manuscript received March 8, 2002. Guest Editors: Tariq A. Khraishi and Hussein M. Zbib. 19 February 2002 08 March 2002 10 06 2002 dislocation interactions dislocation drag slip...

... 2001 06 March 2002 10 06 2002 copper indentation hardness plastic deformation slip stacking faults radiation hardening dislocation density plastic flow work hardening bending elasticity free energy boundary-value problems kinematics edge dislocations dislocation...

...Tariq A. Khraishi; Hussein M. Zbib Recent advances in 3-D dislocation dynamics include the proper treatment of free surfaces in the simulations. Dislocation interaction and slip is treated as a boundary-value problem for which a zero-traction condition is enforced at the external surfaces...

... composite material interfaces dislocation loops work hardening crystal microstructure plastic deformation thermodynamic properties dislocation structure dislocation interactions Physical mechanisms and specific lamellar structure of some alloys like pearlite constitute a fundamental basis...

... received November 13, 1999. Associate Technical Editor: H. M. Zbib. 13 April 1999 13 November 1999 aluminium alloys plastic deformation yield stress plastic flow viscoplasticity compressibility finite element analysis dislocation interactions hardening There exists...