[PDF] Top 20 Gradient Plasticity Approach To Size Effects

... of gradient dependent constitutive equations (item (ß) above) in relation to loss of local stability, material softening and deformation patterning is due to Aifantis ...classical plasticity by including ... See full document

... phenotypic plasticity (changes in the magnitude of anatomical, morphological or physiological characters) and phenotypic flexibility (reversible phenotypic plasticity) of various morphological and ... See full document

... The twenty-four parameters that define the concrete model must be determined using test data and common assumptions about concrete behaviors. If the model is to be used for a specific analysis, the ideal approach ... See full document

... thestrain gradient corresponding to GND playing a non-negligible role in the growth of ...strain gradient and suggested that strain gradient enhances the strength of materials and increases the ... See full document

... grain size-dependent work hardening behaviour as described by the Hall- Petch relation is captured very well by the gradient-enhanced crystal plasticity ...grain size-dependent initial yield ... See full document

... implicit gradient plasticity models using standard finite elements [8], meshless methods [13] and isogeometric analysis [14]. The angle of the shear band is lower than 45 o which is the theoretical solution ... See full document

... sample size study with those published in other ...sample size used and the accuracy of the quantification associated with each estimate of direct effects becomes ...sample size studies in ... See full document

... Additionally, exogenous oral CORT administration affects the body composition of birds, resulting in decreased growth for zebra finch nestlings (Spencer & Verhulst, 2007). A series of negative behavioral ... See full document

... at effects the triallelic and tetraallelic ...population size on the ability various authors when considering two alleles at a tetra- of the model to locate QTL and to estimate their ... See full document

... The standard k-ε model without considering buoyancy over predicts the velocity along the plume centerline since the turbulent kinetic energy generated by buoyancy is not modeled that leads to underestimation of the width ... See full document

... To investigate the convergence of the model, additional two particle spacings are used to run the same case, i.e. D x ¼ 0.01 m and 0.02 m, as compared with the original D x ¼ 0.005 m. The time histories of rolling angle ... See full document

... similar negative relationship between class size and student evaluation, particularly in regards to instructor interactions with students as demonstrated by Altinok and Kingdon (2012). Besides, the literature has ... See full document

... population size should contribute to large amounts of standing genetic variation on which selection can ...brood size means that there are increased opportunities for favourable mutations to ... See full document

... In this paper, we consider non-proportional, in-phase and out-of-phase, constant amplitude loading. Since, the fatigue behaviour is related to stress variations, in order to correctly interpret stress fields, it must be ... See full document

... significant effects on the evolution of the contact angle with the central punch displacement, as they determine the values of Δ for which membrane stretching can be assumed as the governing mechanism of the ... See full document

... activation energy is, the most active the catalyst is. It is thus an important kinetic parameter linked to the che- mical activity. Indeed, the catalytic activation energy is a linear function of the work function ... See full document

... Permanent repository link: http://openaccess.city.ac.uk/14875/ Link to published version: Copyright and reuse: City Research Online aims to make research outputs of City, University of L[r] ... See full document

... The magnitude of phenotypic plasticity in response to temperature of development time, body size, cell size and cell number was examined for six of the populations, to test f[r] ... See full document

... Myriads of multiscale approaches have been attempted to model complex phenomena, such as those based on ab initio, molecular dynamics (MD), dislocation dynamics (DD), quasicontinuum (QC), homogenization method, and ... See full document

... The aim of this study is to revisit the particle size effects from particle scale behaviour. In order to re- duce the number of variables and couple physical model with an equivalent discrete element ... See full document