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The '''Hosford yield criterion''' is a function that is used to determine whether a material has == Hosford yield criterion for isotropic plasticity == ...

...ress states. This yield criterion is an extension of the [[Drucker–Prager yield criterion]] and can be expressed on terms of the stress invariants as ...evelopment of experimental method to characterize pressure-dependent yield criteria for polymeric foams.'' Polymer Testing, vol. 22, no. 2, pp. 197-202.</ref> ...

...rnke Yield Surface 3Db.png|300px|right|thumb|Three-parameter Willam-Warnke yield surface.]] ...terials such as [[rock (geology)|rock]], [[soil]], and [[ceramic]]s. This yield criterion has the functional form ...

{{Short description|Yield criterion}} The '''Bigoni–Piccolroaz yield criterion''' is a [[Yield (engineering)|yielding]] model, based on a phenomenological approach, capab ...

...later generalized by allowing for an exponent ''m''. Variations of these criteria are in wide use for metals, polymers, and certain composites. == Quadratic Hill yield criterion == ...

...tle]] failure ([[fracture]]) or [[ductile]] failure ([[yield (engineering)|yield]]). Depending on the conditions (such as [[temperature]], state of [[Stress ...n use in the engineering community. Quite often, phenomenological failure criteria of the same form are used to predict brittle failure and ductile yields. ...

...published in 1997.<ref>Christensen, R.M. (1997).''Yield Functions/Failure Criteria for Isotropic Materials'', Pro. Royal Soc. London, Vol. 453, No. 1962, pp. ...n ({{EquationNote|1}}) and ({{EquationNote|2}}) reduces to the [[Von Mises yield criterion|Mises criterion]] at the [[Ductility|ductile]] limit, T/C = 1. At ...

...r Yield Surface 3Da.png|300px|right|thumb|Figure 1: View of Drucker–Prager yield surface in 3D space of principal stresses for <math>c=2, \phi=-20^\circ</ma The '''Drucker–Prager yield criterion'''<ref>Drucker, D. C. and Prager, W. (1952). ''Soil mechanics and ...

...122-3}}</ref> It contains the following strength theories (hypotheses) and criteria as a function of the equivalent stress <math>\sigma_\mathrm{eq}=\sigma_+</m * the [[Tresca yield criterion]], ...

...., Bolchoun, A., Kolupaev, V.A. (2013). Phenomenological Yield and Failure Criteria, in Altenbach, H., Öchsner, A., eds., Plasticity of Pressure-Sensitive Mate The unified yield criterion (UYC) is the simplification of UST when <math>\alpha = 1</math>, ...

...iterion is a particular case of the [[Hill yield criteria|generalized Hill yield criterion]].<ref name=Abrate/> *[[Yield (engineering)]] ...

...math><ref name=bigoni2004>Bigoni, Davide; Piccolroaz, Andrea; 2004, "Yield criteria for quasibrittle and frictional materials", ''International Journal of Soli ...yield surface behavior in triaxial extension and the lower portion depicts yield surface behavior in triaxial compression.]] ...

Countries regulate the marketing and sale of [[beef]] by observing criteria of [[cattle]] [[Cadaver|carcasses]] at the [[abattoir]] (slaughterhouse) an ...ility''', '''Cutter''', and '''Canner'''. The grades are based on two main criteria: the degree of marbling ([[intramuscular fat]]) in the beef, and the maturi ...

...ic strain ratio)<ref>Lankford, W. T., Snyder, S. C., Bausher, J. A.: ''New criteria for predicting the press performance of deep drawing sheets.'' Trans. ASM, * [[Yield surface]] ...

...ref name=SWTsai/> and Hashin<ref name=Hashin1/><ref name=Hashin2/> failure criteria, being able to distinguish the critical constituent in the critical ply in == Constituent failure criteria == ...

The '''Shannon criteria''' constitute an empirical rule in [[neural engineering]] that is used for The Shannon criteria relate two parameters for pulsed electrical stimulation: [[Charge (physics) ...

...ficient [[Strength of materials|strength]] and [[stiffness]] to meet these criteria. ...at that the element no longer fulfills its function ([[Yield (engineering)|yield]]). ...

...>\sigma_0</math>. For strain hardening rocks (as shown in the figure) the yield stress increases with increasing plastic deformation to a value of <math>\s A [[failure criterion]] or [[yield surface]] for the rock may then be expressed in the general form ...

...high variance; more parsimonious models (with fewer parameters) typically yield estimators with larger bias but smaller variance. The FIC method balances t * Hjort, N.L. and Claeskens, G. (2006). "Focused information criteria and model averaging for the Cox hazard regression model." ''[[Journal of th ...

...ex, but more comprehensive failure criteria compared to the common failure criteria that fracture occurs when <math>G \geq G_c</math> where <math>G_c</math> is ...ation remains constant. Thus, the common [[Material failure theory|failure criteria]] of <math>G \geq G_c</math> is largely valid. In these materials, if <math ...