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Analysis of banded microstructures in multiphase steels assisted by transformation-induced plasticity

S. Yadegari, S. Turteltaub, A.S.J. Suiker, P.J.J. Kok
2014 Computational materials science  
Representative three-dimensional volume elements with distinct microstructures are created applying a newly-developed algorithm based on the generation of a multilevel Voronoi tessellation; this approach  ...  allows for straightforwardly incorporating grains with complex, non-convex shapes in the microstructure.  ...  Acknowledgments This research is supported by the Technology Foundation STW, applied science division of the Organization for Scientific Research (NWO) and the Technology Program of the Ministry of Economic  ... 
doi:10.1016/j.commatsci.2013.12.002 fatcat:mrqpe6qrrvcv7mjpnnydoblc4u

Micromechanical modelling of nanocrystalline and ultrafine grained metals: A short overview

Leon Mishnaevsky, Evgeny Levashov
2015 Computational materials science  
An overview of micromechanical models of strength and deformation behaviour of nanostructured and ultrafine grained metallic materials is presented.  ...  The possibilities of using micromechanical models to explore the ways of the improving the properties of nanocrystalline materials by modifying their structures (e.g., dispersion strengthening, creating  ...  (b) Hexagonal unit cell idealization, with finite thickness grain boundaries, (c) Voronoi tessellation unit cell, with finite thicjness grain boundaries [ the phases.  ... 
doi:10.1016/j.commatsci.2014.09.024 fatcat:u7vwdradhfg6hl2ab2xe3pynoq

The mathematics of finite elements and applications

1989 International Journal of Engineering Science  
M J CROCHET Finite elements for potymer flow. A comparison Over the last five years, several finite element methods have been introduced for analyzing viscoelastic flow.  ...  C JOHNSON Adaptive finite element methods in compti ational mechanics We give an overview of our recent work on adaptive finite element methods for problems in solid and fluid mechanics including elasticity  ...  An algorithm previously used for three-dimensional finite element mesh generation applications is used to automatically discretize the flow domain into a Delaunay tetrahedronization and a Voronoi tessellation  ... 
doi:10.1016/0020-7225(89)90012-8 fatcat:z6hknn325re4tbssbqqzmcketa

Numerical Stabilization of the Melt Front for Laser Beam Cutting [chapter]

Torsten Adolph, Willi Schönauer, Markus Niessen, Wolfgang Schulz
2010 Numerical Mathematics and Advanced Applications 2009  
The solution is obtained by means of Finite Element Method (FEM).  ...  We use non-conforming Cruzeix Raviart elements for velocity, piecewise constant elements for pressure, and linear Lagrange elements for concentration.  ...  A three-dimensional model for the simulation of anisotropic soft biological tissues is discussed.  ... 
doi:10.1007/978-3-642-11795-4_6 fatcat:nx4nvuxaxfbcdjknopny53ck5e

Integrated method for quantitative morphometry and oxygen transport modeling in striated muscle

Abdullah A. Al-Shammari, Roger W. P. Kissane, Simon Holbek, Abigail L. Mackey, Thomas R. Andersen, Eamonn A. Gaffney, Michael Kjaer, Stuart Egginton
2019 Journal of applied physiology  
We present an integrated package that identifies optimal protocols for identification of important input elements, processing of digitized images with semiautomated routines, and incorporation of these  ...  Integrated method for quantitative morphometry and oxygen transport modeling in striated muscle.  ...  APS and the journal editors take no responsibility for these materials, for the Web site address, or for any links to or from it.  ... 
doi:10.1152/japplphysiol.00170.2018 pmid:30521427 fatcat:we6wrrdfbbajrapeykfvp7fbom

2019-2020 Index IEEE Transactions on Industrial Electronics Vol. 67

2020 IEEE transactions on industrial electronics (1982. Print)  
10833-10843 Jiang, J., see Zhang, X., TIE May 2020 3840-3849 Jiang, K., Yan, F., and Zhang, H., Hydrothermal Aging Factor Estimation for Two-Cell Diesel-Engine SCR Systems via a Dual Time-Scale Unscented  ...  Kalman Filter; TIE Jan. 2020 442-450 Jiang, K., Yan, F., and Zhang, H., Data-Driven Modeling and UFIR-Based Out-let NO x Estimation for Diesel-Engine SCR Systems; TIE June 2020 5012-5021 Jiang, L., see  ...  ., +, TIE Jan. 2020 180-191 Development of a Three-Dimensional Magnetic Equivalent Circuit Model for Axial Flux Machines.  ... 
doi:10.1109/tie.2020.3045338 fatcat:gljm7ngg3fakvmnfswcbb5vwiu

A Review of Hydraulic Fracturing Simulation

Bin Chen, Beatriz Ramos Barboza, Yanan Sun, Jie Bai, Hywel R Thomas, Martin Dutko, Mark Cottrell, Chenfeng Li
2021 Archives of Computational Methods in Engineering  
Then historical and state of the art numerical models for hydraulic fracturing are reviewed, to highlight the pros and cons of different numerical methods.  ...  In order to understand the mechanism of hydraulic fracturing and improve treatment designs, it is critical to conduct modelling to predict stimulated fractures.  ...  The Imperial College Geomechanics Toolkit (ICGT) [237] is a three-dimensional finite element simulator for fracture growth and fragmentation of brittle rocks.  ... 
doi:10.1007/s11831-021-09653-z fatcat:uc2hjvog75fa7k4wlnnc42kiwy

Prospects for Declarative Mathematical Modeling of Complex Biological Systems

Eric Mjolsness
2019 Bulletin of Mathematical Biology  
programming language.  ...  " for organizing declarative models and the mathematical methods that can fruitfully manipulate them.  ...  Trust, National Institutes for Health Grant R01HD073179, USAF/DARPA FA8750-14-C-0011, National Institute of Aging Grant R56AG059602, and Human Frontiers Science Program Grant HFSP-RGP0023/2018.  ... 
doi:10.1007/s11538-019-00628-7 pmid:31175549 pmcid:PMC6677696 fatcat:yunoa5cehfbpzdweig532hhi6m

Medical image processing on the GPU – Past, present and future

Anders Eklund, Paul Dufort, Daniel Forsberg, Stephen M. LaConte
2013 Medical Image Analysis  
In the field of medical imaging, GPUs are in some cases crucial for enabling practical use of computationally demanding algorithms.  ...  Graphics processing units (GPUs) are used today in a wide range of applications, mainly because they can dramatically accelerate parallel computing, are affordable and energy efficient.  ...  Conflicts of interest Anders Eklund owns the company Wanderine Consulting, which has done consulting work for the company Accelereyes (the creators of the Matlab GPU interface Jacket).  ... 
doi:10.1016/ pmid:23906631 fatcat:vsoek36pb5cuxdcmhlvfojwjuu

Trends in Algorithms for Nonuniform Applications on Hierarchical Distributed Architectures [chapter]

David E. Keyes
2000 Computational Aerosciences in the 21st Century  
However, disregard for the differential costs of accessing different locations in memory (the "flat memory" model) can put unnecessary amounts of synchronization and data motion on the critical path of  ...  program execution.  ...  Of course, none of the acknowledged can be held accountable for subsequent twisting of their ideas.  ... 
doi:10.1007/978-94-010-0948-5_6 fatcat:7y2rsfl5frdwhemru5agrzj4ge

Towards a fourth spatial dimension of brain activity

Arturo Tozzi, James F. Peters
2016 Cognitive Neurodynamics  
Physical and biological counterparts of BUT and its variants allow an inquiry of the brain activity.  ...  CONTENT The fourth dimension of brain activity and novel correlated neurotechniques 1  ...  ACKNOWLEDGEMENTS The Authors would like to thank Norbert Jausovec for his precious comments. and let f : S d ®R d be a continuous map.  ... 
doi:10.1007/s11571-016-9379-z pmid:27275375 pmcid:PMC4870410 fatcat:kgfvl25o6fcpfdiitcmvaumska

Data Semantics [chapter]

2017 Encyclopedia of GIS  
Cross-References Data Infrastructure, Spatial Geography Markup Language (GML) Metadata and Interoperability, Geospatial National Spatial Data Infrastructure (NSDI) OGC's Open Standards for Geospatial Interoperability  ...  The three representative types of discrete solutions used are finite difference, finite element, and stream tubes (Moore 1996) .  ...  of three-dimensional (3D) geo- data (deegree iGeo3D).  ... 
doi:10.1007/978-3-319-17885-1_100256 fatcat:npcac6ns2zdjfokmwpmzb2s6km

Autonomous Reaction Network Exploration in Homogeneous and Heterogeneous Catalysis [article]

Miguel Steiner, Markus Reiher
2021 arXiv   pre-print
turnover number), (ii) fast electronic structure methods with uncertainty quantification warrant high efficiency and reliability in order to not only deliver results quickly, but also to allow for predictive  ...  Several advantages of this approach are key to catalysis: (i) automation allows one to consider orders of magnitude more structures than what would be accessible by manual inspection, eventually with full  ...  black lines; B) three-dimensional view of the slab with the unit cell and the adsorption vectors marked by black sticks; C) directions of attack indicated by black sticks for each nucleus in propylene  ... 
arXiv:2109.05887v1 fatcat:wjxble2gwndszmvlbauzcetfo4

Use of the Correlation between Grain Size and Crystallographic Orientation in Crystal Plasticity Simulations: Application to AISI 420 Stainless Steel

Jesús Galán-López, Javier Hidalgo
2020 Crystals  
In this work, the correlation between crystallographic orientation and grain size is considered in the definition of virtual microstructures for the simulation of the mechanical behavior of AISI 420 stainless  ...  the models.  ...  Sietsma for their wise comments and R. Petrov and F. Vercruysse for performing the EBSD experiments. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/cryst10090819 doaj:0351803f93ba465fbbee1c492fae96a5 fatcat:7gzc4lztm5fxrl7x5vm33gqla4

The cardiovascular system: Mathematical modelling, numerical algorithms and clinical applications

A. Quarteroni, A. Manzoni, C. Vergara
2017 Acta Numerica  
Critical issues involve filtering the data, identifying the parameters of mathematical models, devising optimal treatments and accounting for uncertainties.  ...  For this reason, we will devote the last part of the paper to control and inverse problems, including parameter estimation, uncertainty quantification and the development of reduced-order models that are  ...  , is the finite element approximation of X and s i are the nodes of the one-dimensional mesh.  ... 
doi:10.1017/s0962492917000046 fatcat:loo2r2x3h5cgxdwhvd7r56kzu4
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