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Data-driven discovery of interpretable causal relations for deep learning material laws with uncertainty propagation
AbstractThis paper presents a computational framework that generates ensemble predictive mechanics models with uncertainty quantification (UQ). We...
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Many-Particle Systems
Statistical methods are introduced to describe the collective behaviour of many-particle systems. Boltzmann’s transport equation is introduced and,...
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The Development of the Founding Concept of Physics
Through historical examples, we analyse the conceptual development of the founding idea of modern physics, i.e. the description and prediction of...
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Propagation of Cylindrical and Spherical Waves in Two-Layer Soil Media
The process of wave propagation in a two-layer media is studied numerically using a model of nonlinear liquid three-component medium. The cases of...
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Triaxial compression behavior of 3D printed and natural sands
Different particle properties, such as shape, size, surface roughness, and constituent material stiffness, affect the mechanical behavior of...
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Free Vibrations of Retaining Walls Comprised of Reinforced Orthotropic Cylindrical Shells in Contact with Soil
This paper describes a study of the dynamic strength characteristic—the natural vibration frequency of a retaining wall comprised of two orthotropic...
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Calibration of DEM macro and micro parameters via XGBoost method
AbstractTo solve the complicated macro and micro parameter calibration problem in the discrete element method (DEM) simulation of rock mechanics,...
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Understanding the interplay between particle shape, grading and sample density on the behaviour of granular assemblies: A DEM approach
This study investigates the interplay between particle shape, grading and initial sample density, three of the most important factors influencing the...
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A Statistical Damage Constitutive Model of Hydrate-Bearing Sediments Based on DEM Tests with Flexible Membrane Boundaries
AbstractIn this paper, many numerical simulation tests of biaxial compression by the discrete element method (DEM) are carried out on the...
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The emergence of Airy stress function in two-dimensional disordered packings of particles
AbstractThe packing of hard-core particles in contact with their neighbors is a statically determinate problem. The probability functional method...
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An updated critical state model by incorporating inertial effects for granular material in solid–fluid transition regime
AbstractThe open question of granular solid–fluid transition plays an important role in both modeling natural hazards and industrial particulate...
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Map** relationship between surface-reflection pressure and free-field pressure of explosion field shock waves
It is important to accurately determine the shock wave pressure in a free-field ammunition explosion for evaluating the ammunition damage power. In...
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Elastic constants obtained analytically from microscopic features for regularly arranged elliptical particle assembly
AbstractBy the micro-structural mechanics approach, this study establishes the quantitative stress–strain relationships at the elastic stage with...
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Experimental Study of the Effect of Anisotropy on the Orientation of Breakouts in Wells
AbstractOn rock samples taken from the Cenomanian horizon of the PK1 formation of the gas and gas condensate fields of the Arctic shelf of Russia,...
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A Vibration-Based Method for the Measurement of Subgrade Soil Scaling Factor
The subgrade soil scaling factor (SSSF) shows the basic properties of soil such as stiffness, gravimetry, density, and particle distribution, which...
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Light People: Professor Guangcan Guo
The Nobel Prize in Physics 2022 was awarded to French physicist Alain Aspect, American physicist John F. Clauser, and Austrian physicist Anton...
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Compaction of bi-dispersed granular packing: analogy with chemical thermodynamics
The study of particle-packing models for bi-dispersed packings is important in the field of granular materials, from both theoretical and practical...
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The Lorentz Transformation: Derivation
In Sect. 3.4.2 , we discussed the Galilei transformation and determined that it cannot be valid anymore for large...