Results 71 to 80 of about 17,463,981 (145)

Full strength and toughness recovery after repeated cracking and healing in bone-like high temperature ceramics. [PDF]

open access: yesSci Rep, 2020
Osada T   +7 more
europepmc   +1 more source

Constitutive Equations of Soils Based on the Subloading Surface Concept

open access: yes
Various cyclic plasticity models have been proposed in the past. Among them the subloading surface model (Hashiguchi, 1989) only is regraded to have the pertinent structure adaptable to the prediction of cyclic loading behavior of materials as has been ...
Hashiguchi, Koichi, 橋口, 公一
core  

Numerical analysis of the construction of Odelouca Dam using a Subloading Surface Soil Model

open access: yes, 2014
Odelouca dam is an embankment dam, with 76 m height, recently constructed in the south of Portugal. It is zoned with a core consisting of colluvial and residual schist soil, and with soil-rockfill mixtures making up the shells (weathered schist with a ...
Maranha, J. R., Caldeira, L., Brito, A.
core  

A surface structure model for Si(337)

open access: yes, 1996
The surface reconstruction on Si(337) at room temperature has been studied by low energy electron diffraction (LEED). It has been found that: (I) the Si(337) gave a clear LEED pattern which indicates the existence of another high index stable surface ...
Xing YR   +3 more
core  

Explicit integration scheme for a non-isothermal elastoplastic model with convex and nonconvex subloading surfaces

open access: yes, 2015
An adaptive substepping explicit integration scheme with a novel loading-unloading decision method is developed here for the non-isothermal unified hardening (UH) model.
Yue Zhang (30585), Annan Zhou (18031723)
core  

The determination method of the material parameters of the subloading surface model based on particle properties. [PDF]

open access: yes
科研費番号: 197801802007年度~2009年度科学研究費補助金(若手研究(B))研究成果報告書研究概要(和文):土木構造物などの基礎地盤を合理的・経済的に設計するためには,弾塑性モデルによるシミュレーションの実施が有用である.種々の弾塑性モデルのなかで下負荷面モデルは,土の応力―ひずみ関係を最も適切に表現し得るモデルの一つである.本研究では,土を構成する土粒子の特性の一つである粒子形状が砂などの粒状体の力学・変形特性に与える影響を実験的研究により明らかにし ...
Setouchi, Hideki, 瀬戸内, 秀規
core  

On the subloading surface model for metals: some insights and an efficient numerical implementation

open access: yes
In this work, we revisit the subloading surface model, as well as its extended version. By investigating its original formulation, we provide an alternative interpretation.
Chang, Theodore L.
core   +1 more source

An interpretation of subloading tij model in the context of conventional elastoplasticity theory

open access: yes, 2005
An isotropic hardening elastoplastic model, named subloading tij, has been recently proposed (Nakai and Hinokio, 2004). Three features differentiate subloading tij model from the conventional ones: (a) the use of a modified stress space given by tensor ...
Farias, Marcio M.   +2 more
core  

Extension of the time-dependent subloading surface model by introducing of the static subloading surface

open access: yesProceedings of the Japan National Conference on Geotechnical Engineering, 2002
Okayasu, Takashi   +2 more
openaire   +1 more source

A nonlinear elastoplastic subloading surface model for rock under cyclic loading-unloading with application to compressed air energy storage cavern operation

open access: yes
A novel nonlinear elastoplastic subloading surface model (NEPS) is proposed for rock subjected to cyclic loading-unloading under general triaxial stress states.
Zhanyou Luo   +5 more
core   +1 more source

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