Results 201 to 210 of about 230,180 (265)

A systematic review of objective return to sport criteria following hip arthroscopy for athletes. [PDF]

open access: yesOrthop Rev (Pavia)
Scott P   +6 more
europepmc   +1 more source

A strength criterion for rocks

Mechanics of Materials, 2021
Abstract A simple strength criterion J 2 = α + β σ 3 is investigated to describe the ultimate stress capacity of rocks. This criterion takes the intermediate principal stress σ 2 into consideration. The nonlinear parabolic form on the meridian plane makes the present criterion is more suitable in rock mechanics than the ...
Chunguang Li   +3 more
openaire   +1 more source

New twin-shear unified strength criterion

Géotechnique Letters, 2020
In this paper, by modifying the relationship between shear stress τ and normal stress σ on the plane subjected to twin-shear (T-S) stresses and the adverse judgement conditions of T-S stresses combination, a new T-S unified strength criterion is proposed, which can reflect the mechanical properties of frozen soil under high confining pressure.
X. Liu, E. Liu, B. Song, P. Wang
openaire   +1 more source

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