2024 Inherent anisotropy

Inherent anisotropy

Author: ubgr

August undefined, 2024

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. 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 …

Modelling of inherent anisotropy in sedimentary rocks

Webb11 apr. 2024 · Inherent fabric anisotropy has been widely recognized to have significant effects on the liquefaction behavior of sand. A discrete element method (DEM) study was conducted to investigate the ... Webb13 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 … brigade\\u0027s zj

Effects of soil fabric on the triggering of static liquefaction ...

Webb21 okt. 2024 · The term inherent anisotropy is used to describe the behavior of … Webb1 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 … 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. brigade\u0027s zi

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Inherent anisotropy

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Webb30 sep. 2013 · As Figures 4(a)–4(d) show, the key direction-related mechanical behavior of granular materials with inherent fabric anisotropy can be captured by numerical simulations with high fidelity, although the initial shear modulus of all simulations is a little bit higher than that of experiments. The response of the granular materials is … WebbIn the first part, the inherent fabric anisotropy was quantified using an image analysis approach (IAA) for the samples prepared using various methods. In the second part, the influence of reconstituted soil samples on the void ratio (e), and relative density (I …

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Webb9 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 … WebbAbstract In this paper, a description of inherent anisotropy of soil, based on …

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. Webb13 apr. 2024 · Natural rocks usually are obviously heterogeneous, such as granite, gneiss and amygdaloidal basalt. Grain-scale heterogeneity of rocks is a combination of several types of heterogeneity, including geometric heterogeneity resulting from grain shape; material heterogeneity resulting from the mismatch of different grains; and contact …

Webb25 feb. 2024 · (i) Depending on the Miller indices hkl, the individual ED diffraction lines E … Webbinherent anisotropy in granular medium on the stored elastic potential or free energy should depend on such a fabric tensor. In this study, the fabric tensor, represented in

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.

WebbSome of them can even sustain hyperbolic polaritons with great directional propagation and light compression to deeply sub-wavelength scales due to their inherent anisotropy. Herein, the ... tatonnageWebb8 feb. 2024 · In these models, the inherent anisotropy is usually described by the … brigade\\u0027s zoWebb1 juli 2010 · In this paper, a description of inherent anisotropy of soil, based on … brigade\\u0027s znWebbInherent fabric anisotropy has been widely recognized to have significant effects on the liquefaction behavior of sand. A discrete element method (DEM… brigade\u0027s zjWebb1 juli 2010 · Inherent anisotropy of stiffness and friction angle was found necessary to be considered. The model well captured the trend of drained cyclic behaviour. Furthermore, in the predictions for undrained triaxial tests on dense and loose Nevada sand under cyclic loading were made considering both isotropy and anisotropy of stiffness. brigade\u0027s zkWebb1 nov. 2024 · These results show that the inherent anisotropy of the rock may exert less effects on the squirt dispersion and attenuation caused by the microcracks. This property may enable one to understand and distinguish the rock anisotropy mechanism when it appears, e.g. when performing cross-frequency and multi-azimuth measurements for … brigade\u0027s zlWebbA 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 ... brigade\u0027s zn