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Showing 1 to 20 of 139 for “"MPM"”.
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Áhrif MPM náms Háskóla Reykjavíkur á tilfinningagreind nemenda
Könnun þessi sem mælir áhrif MPM náms Háskóla Reykjavíkur á tilfinningagreind nemenda sýnir að tilfinningagreind þeirra 29 sem tóku þátt jókst um 2.6 af 4 mögulegum með tilkomu námsins. Viðfangsefni rannsóknarinnar var að meta hvar tilfinningagreindarleg hæfni nemenda stendur í lok MPM námsins við …
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Analyzing internal shearing in compound landslides using MPM
… analyzed using the Material Point Method (MPM), a state-of-the-art numerical technique appropriate to model large deformation problems. The internal failure pattern is identified for different basal sliding geometries. Based on that, a generalized method is proposed to estimate the internal …
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MPM study of water wave interaction with porous seawalls
… a solitary wave using the Material Point Method (MPM). Traditional methods for ascertaining the stability of protective barriers have used small-scale physical models, however, these are expensive and have been shown to suffer from scaling problems. Numerical methods are therefore gaining …
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Simulating Earthquake-triggered Runout using Higher-order Hydromechanical MPM and PM4Sand
… cyclic mobility. The Material Point Method (MPM) is a particle-based computational technique that has achieved significant success in simulating geotechnical problems; however, it suffers from numerical errors that have prevented it from realizing its full potential in geotechnical earthquake …
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MPM Modeling of Internal Collapse Under Levees Caused by Underground Openings
… to pipe leakage. The Material Point Method (MPM), an advanced numerical tool capable of simulating large deformations, is used to model an underground trapdoor collapse process in order to validate its accuracy in addressing such problems. Numerical simulations based on experimental …
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Improvements of MPM and Its Applications in Modelling Rapid Soil/Water Movements
… and meshfree methods. The material point method (MPM), one of the latest developments of meshfree methods, was first utilised in the analysis of large deformation problems in solid mechanics. Since, in MPM the background mesh is used only for solving balance equations while the material properties …
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MPM Modeling of the Impact of Compound Landslides on a Rigid Wall
… rigid structures. The Material Point Method (MPM), an advanced numerical tool capable of simulating large deformations, captures the whole instability and the impact process. A simple geometry of a biplanar compound landslide is considered with two different types of biplanar slope transitions …
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Aligning targeted marketing with academic program development goals – case study of MPM program
… case study of the Master of Project Management (MPM) program at Reykjavik University. A questionnaire was sent out to over one hundred members of the MPM Alumni Association (MPMAA) and currently enrolled 2nd year MPM students at Reykjavik University assessing 1) their expectations for the …
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A Critical Evaluation of Computational Fracture Using a Smeared Crack Approach in MPM
… failure using the material-point method (MPM) as a feasible computational failure approach is performed. The spatial descretization in MPM is defined by a grid of cells that represent space and a set of points that represent the deformable solid. A grid orientation bias in the numerical …
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Antibacterial activities of silver-nanoparticles-titania composite thin films fabricated by the molecular precursor method (MPM)
… this limitation, the Molecular Precursor Method (MPM) was adopted in this study as a synthetic method for the fabrication of Ag-NPs/TiO2 composite thin films with various and unprecedentedly high amounts of Ag-NPs. X-ray Diffraction (XRD) results revealed the presence of metallic Ag and a mixed …
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Integrating Peridynamics to Material Point Method for Modelling Solids and Fracture Dynamics in High Velocity Impact.
… involving fractures. Material Point Method (MPM) presents a strong approach for animating elastoplastic materials due to its natural support for arbitrarily large topological deformations and intrinsic collision handling. However, the partial derivative based MPM brings underlying instability …
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Improving the Material Point Method
The material point method (MPM) was designed to solve problems in solid mechanics, and it has been used widely in research and industry. In MPM, the equations of motion are solved on a background grid and Lagrangian material points represent the geometry of the body, carrying history-dependent …
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Splitting solution scheme for material point method
Material point method (MPM) is a numerical tool which was originally used for modelling large deformations of solid mechanics problems. Due to the particle based spatial discretiza- tion, MPM is naturally capable of handling large mass movements together with topological changes. Further, the …
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A comparative numerical study on the failure evolution at different simulation scales
… method that is the material point method (MPM) has become a popular research topic at macroscale due to its advantage combining the Eulerian and Lagrangian descriptions. However, the MPM has not been evaluated in a systematic manner for the fully coupled thermodynamic fluid-structure …
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A nonlocal dense granular flow model implemented in the material point method
… is implemented in the material point method (MPM), an extension of the finite element method (FEM) for solid mechanics. The nonlocal model used has shown great predictive capability for dense flows when implemented in the finite element framework, but limitations of FEM prevent application of …
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Kiwifruit softening: A cell wall study
… chinensis with different softening rates, MPM (a fast softener) and ACS (a slow softener), using an integrated approach of cell wall composition analysis, enzyme activity assays, microscopy and molecular techniques. The aim was to identify whether the different softening rates between …
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Álgebras de De Morgan pseudocomplementadas modales 4-valuadas
… de De Morgan pseudocomplementadas modales ó mpM−álgebras, para abreviar. En esta tesis hacemos un estudio detallado de la variedad de las mpM−álgebras. Al volumen lo hemos organizado en cuatro capítulos. En el Capítulo I, damos las definiciones básicas y hacemos un repaso de los resultados …
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My Personalized Movies : novel system for automatically animating a movie based on personal data and evaluation of its impact on affective and cognitive experience
… I designed and built My Personalized Movies (MPM), a novel system where animated stories are automatically created based on data provided by individuals. The data include self-tracked mood and behavior captured in quantitative measures and descriptive text. MPM is designed to engage viewers …
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Prevenzione secondaria del mesotelioma pleurico maligno in popolazione esposta a fibre asbestiformi: identificazione di biomarkers molecolari e proteici
… un cluster di mesotelioma pleurico maligno (MPM), che ha portato la popolazione scientifica a condurre studi in vivo e in vitro sull'FE. Questi studi hanno dimostrato la cancerogenicità del FE, classificato dall'Agenzia Internazionale per la Ricerca sul Cancro (IARC) come sicuramente …
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A Particle-Based Multi-Scale Simulation Procedure within the Material Point Method Framework
… (DPD) method and the Material Point Method (MPM), and a hierarchical bridge from Molecular Dynamics (MD) to DPD. Particularly, a simple interfacial treatment is also introduced for concurrent DPD/MPM simulations based on the features of the DPD force expression and the MPM constitutive model. …
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