2024 Inherent anisotropy

Inherent anisotropy

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August undefined, 2024

Webb30 apr. 2024 · The inherent and stress-induced anisotropy of saturated Hostun sand has been examined by means of shear wave velocity measurements under drained monotonic and cyclic triaxial conditions. Webb17 sep. 2024 · The three-dimensional discrete element method (DEM) was employed to investigate the combined effects of inherent and stress-induced anisotropy of granular materials. The particles were modeled following real particle shapes. Both isotropic and inherently anisotropic specimens were prepared, and then true triaxial numerical tests …

Influence of inherent anisotropy on the seismic behavior of …

Webb7 aug. 2009 · We study the influence of inherent anisotropy, i.e. bedding angle on stress–strain behavior and shear band formation in quasi-static granular media. Plane strain biaxial tests are carried out using two-dimensional distinct element method (DEM). Oval/elliptical-shaped particles are generated by overlapping the discrete circular … Webb19 feb. 2024 · In this research, a series of triaxial and oedometer tests were used to … hermanastra o media hermana

Effect of Inherent Anisotropy on the Triaxial Compression Behavior …

WebbA strong correlation is found between inherent anisotropy and strain localization, and fabric evolution underpins the final pattern of shear band since both type-a and type-b shear bands are ... WebbAt the same time, the effect of inherent anisotropy on particle breakage and the … Webb1 nov. 2024 · However, these models do not capture the effect of soil fabric anisotropy (inherent and induced) that are relevant in field conditions. In this study, the Anisotropic Critical State Theory (ACST) framework is used to assess the onset of static liquefaction in particulate materials, incorporating the effects of inherent and induced fabric. maverick 2021 online

Granular hyperelasticity with inherent and stress-induced anisotropy

Induced anisotropy in a sand Géotechnique

Webb1.1. Anisotropy in geomaterials Many geomaterials such as sedimentary rocks and … Webb1 okt. 2024 · This allows researchers to quantify inherent anisotropy under the initial isotropic stress state and to track the evolution of induced anisotropy subjected to changes in the stress state. The importance of inherent anisotropy on the shear behaviour of granular soil has been reported in the literature (e.g., Yimsiri and Soga, … maverick 2022 full movieWebb25 maj 2015 · Present knowledge of inherent anisotropy is reviewed and the development of a cubical triaxial cell for studying the inherent anisotropy of non-cohesive granular materials is described. This apparatus is unusual as it offers potential independent … hermanas mitford

"Webb25 feb. 2024 · (i) Depending on the Miller indices hkl, the individual ED diffraction lines E hkl are affected differently by the material's inherent elastic (and plastic) anisotropy. This feature was exploited by Daymond & Johnson (2001 ) to determine the strain-free lattice parameter a 0 from time-of-flight neutron experiments performed on uniaxially stressed … " - Inherent anisotropy

Inherent anisotropy

CHARACTERIZATION OF INHERENT AND INDUCED ANISOTROPY …

Webb1 apr. 2024 · Inherent anisotropy is a crucial aspect to consider for an improved understanding of the strength and deformation characteristics of granular materials. It has been the focus of intense investigation since the mid-1960s. However, inherent anisotropy’s influence on ground seismic responses, such as liquefaction, has not … Webb1 apr. 2024 · Two data evaluation concepts for X-ray stress analysis based on energy-dispersive diffraction on polycrystalline materials with cubic crystal structure, almost random crystallographic texture and strong single-crystal elastic anisotropy are subjected to comparative assessment. The aim is the study o …

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Webb10 apr. 2024 · Attempts have been made to make the method more sophisticated, for instance, employing the classic laminate theory [96] or the homogenization theory [98] to address the laser scanning path-related anisotropy issue. The inherent strain homogenization also provides fundamentals for lattice structure simulation for residual … Webb19 feb. 2024 · Keywords Inherent anisotropy · Triaxial test · Undrained beha vior · Compressibility · Fine-grained soils 1 Introduction Designing the foundations of oﬀshore structures, deep exca -

Webb5 mars 2024 · A common type of inherent anisotropy is the cross-anisotropy, also … Webb25 feb. 2024 · It must be emphasized that this kind of macroscopic anisotropy imposed …

Webb27 apr. 2015 · Abstract. The applied uniaxial stress can break the original symmetry of a material, providing an experimentally feasible way to alter material properties. Here, we explore the effects of uniaxial stress along an arbitrary direction on mechanical and electronic properties of phosphorene, showing the enhancement of inherent anisotropy. Webb1 feb. 2002 · The inherent anisotropy of this class of materials is described by employing a second-order microstructure tensor, whose eigenvectors define the principal material triad. Higher-order dyadic products of this tensor are incorporated in the distribution function, which specifies the directional dependence of strength parameters.

Webb3 mars 2024 · Inspired by the unique internal structures with inherent anisotropy in biological tissues and their dynamic scattering characteristic, a simple and easy-to-fabricate optical encryption technique using structural uncorrelated characteristics of biological tissues was proposed.

WebbSpecimens with smaller inclination angle are more dilative. Nevertheless, the influence of the inherent anisotropy on the shear–dilatancy relation seems to be limited. The joint invariants N P representing the relative orientation between the particle fabric direction and stress direction can be taken as an indicator of critical state. maverick 1994 soundtrackWebb9 apr. 2024 · Nanocrystalline alumina-zirconia-based eutectic ceramics fabricated with high-energy beams and composed of ultrafine, three-dimensionally entangled, single-crystal domains are a special category of eutectic oxides that exhibit exceptionally high-temperature mechanical properties, such as strength and toughness as well as creep … maverick 2022 online latinoWebb13 apr. 2024 · In this paper, a GPU-accelerated Cholesky decomposition technique and a coupled anisotropic random field are suggested for use in the modeling of diversion tunnels. Combining the advantages of GPU and CPU processing with MATLAB programming control yields the most efficient method for creating large numerical model … maverick 1986 castWebbInherent fabric anisotropy has been widely recognized to have significant effects on the liquefaction behavior of sand. A discrete element method (DEM… herman associates pittsburghWebb1 feb. 2024 · Further, the anisotropy of Young’s modulus does not significantly vary with temperature. The values of E a , E c , and E a /E c decrease in the order of TiB 2 , ZrB 2 , and HfB 2 . Based on the above analysis, it can be concluded that among the three kinds of MB 2 , TiB 2 has the strongest bonding in two directions, and its bonding is the most … maverick 2022 streamingWebb23 jan. 2024 · Inherent anisotropy is often observed in natural soils and other granular … herman associates maverick 2022 download