IFB/Forschung/Publikationen

Publikationen

2020
Christian Dünser and Gernot Beer The Isogeometric Boundary Element Method978-3-030-23338-9
Thomas-Peter Fries Loaded crack surfaces in two and three dimensions with XFEM Applied Mathematical Modelling 2020, 863-885, 2020 , DOI
2019
Thomas-Peter Fries and Jakob Stanford A higher-order conformal decomposition finite element method for plane B-rep geometries Computers & structures 2019, 15-27, 2019 , DOI
Thomas-Peter Fries and Daniel Schöllhammer Kirchhoff–Love shell theory based on tangential differential calculus Computational mechanics 2019, 113–131, 2019 , DOI
Christian Dünser and Gernot Beer Isogeometric boundary element analysis of problems in potential flow Computer Methods in Applied Mechanics and Engineering 2019, 517-532, 2019 , DOI
Examples of successful numerical modelling of complex geotechnical problems Innovative Infrastructure Solutions 2019, 2019 , DOI
Thomas-Peter Fries and Daniel Schöllhammer Reissner–Mindlin shell theory based on tangential differential calculus Computer Methods in Applied Mechanics and Engineering 2019, 172-188, 2019 , DOI
Thomas-Peter Fries and Daniel Schöllhammer Reissner-Mindlin shell theory based on Tangential Differential CalculusReissner-Mindlin shell theory based on Tangential Differential Calculus
Thomas-Peter Fries and Richard Schussnig A concept for aortic dissection with fluid‐structure‐crack interactionA concept for aortic dissection with fluid‐structure‐crack interaction
Thomas-Peter Fries and Daniel Schöllhammer A unified approach for shell analysis on explicitly and implicitly defined surfacesA unified approach for shell analysis on explicitly and implicitly defined surfaces750-757
Thomas-Peter Fries and Jakob Stanford Higher-Order accurate meshing of implicitly defined non-smooth manifoldsHigher-Order accurate meshing of implicitly defined non-smooth manifolds
Thomas-Peter Fries and Daniel Schöllhammer Classical Shell Analysis based on Tangential Differential Calculus
Thomas-Peter Fries and Daniel Schöllhammer An isogeometric fictitious domain method for trimmed Kirchhoff-Love shells using extended B-splines and Nitsche’s method
Thomas-Peter Fries and Jakob Stanford Higher-order accurate meshing of implicitly defined tangential and transversal intersection curvesHigher-order accurate meshing of implicitly defined tangential and transversal intersection curves193-203
Thomas-Peter Fries and Jakob Stanford Higher-order Accurate Meshing of Non-Smooth Implicitly Defined Surfaces and Intersection Curves Computational Mathematics and Mathematical Physics 2019, 2093–2107, 2019
Thomas-Peter Fries and Daniel Schöllhammer A Unified Finite Strain Theory for Membranes and Ropes arXiv 2019, 2019
Thomas-Peter Fries and Daniel Schöllhammer Reissner-Mindlin shell theory based on tangential differential calculus Computer Methods in Applied Mechanics and Engineering 2019, 172-188, 2019 , DOI
Thomas-Peter Fries and Richard Schussnig Fluid-Structure Interaction in Aortic Dissection - A Monolithic Approach
Thomas-Peter Fries and Richard Schussnig Towards Fluid-Structure-Crack Interaction in Aortic Dissection
2018
Christian Dünser and Gernot Beer Advanced 3-D Boundary Element analysis of underground excavations Computers and Geotechnics 2018, 196-207, 2018 , DOI
Christian Dünser and Gernot Beer Isogeometric Boundary Element Analysis of steady incompressible viscous flow, Part 2 : 3-D problems Computer Methods in Applied Mechanics and Engineering 2018, 440-461, 2018 , DOI
Thomas-Peter Fries Higher-order surface FEM for incompressible Navier-Stokes flows on manifolds International journal for numerical methods in fluids 2018, 55-78, 2018 , DOI
Thomas-Peter Fries Higher-order conformal decomposition FEM (CDFEM) Computer Methods in Applied Mechanics and Engineering 2018, 75-98, 2018 , DOI
Thomas-Peter Fries Higher-order surface FEM for incompr. Navier-Stokes flows on manifoldsHigher-order surface FEM for incompr. Navier-Stokes flows on manifolds
Thomas-Peter Fries Heuristic pressure profiles in hydraulic fracturingHeuristic pressure profiles in hydraulic fracturinge20180006
Thomas-Peter Fries and Daniel Schöllhammer Kirchhoff-Love shell theory based on Tangential Differential CalculusKirchhoff-Love shell theory based on Tangential Differential Calculus
Thomas-Peter Fries, Jakob Stanford and Daniel Schöllhammer A fictitious domain method with higher-order accurate integration in cut elementsA fictitious domain method with higher-order accurate integration in cut elements3994-3405
Thomas-Peter Fries and Daniel Schöllhammer Classical shell analysis in view of tangential differential calculusClassical shell analysis in view of tangential differential calculus3646-3657
Thomas-Peter Fries and Jakob Stanford A higher-order conformal decomposition FEM for NURBS-based geometriesA higher-order conformal decomposition FEM for NURBS-based geometries3406-3416
Thomas-Peter Fries Higher-order approximations of incompressible Navier-Stokes flows on curved manifoldsHigher-order approximations of incompressible Navier-Stokes flows on curved manifolds
Thomas-Peter Fries Explicit-implicit XFEM for Hydraulic Fracturing with emphasis on transport models on curved crack surfaces
Thomas-Peter Fries and Daniel Schöllhammer Classical shell theory based on tangential differential calculus
Thomas-Peter Fries Higher-order surface FEM for incompressible flows on curved manifolds
Christian Dünser and Gernot Beer Isogeometric boundary element analysis of underground excavationsIsogeometric boundary element analysis of underground excavations2281-2291
Christian Dünser and Gernot Beer Isogeometric boundary element method for problems with nonlinear inclusions
Christian Dünser and Gernot Beer Isogeometric boundary element analysis of underground excavations considering effects of geology
Gernot Beer A NURBS-BEM application in continuum damage mechanicsA NURBS-BEM application in continuum damage mechanics253-258
Thomas-Peter Fries and Daniel Schöllhammer Kirchhoff-Love shell theory based on tangential differential calculus arXiv.org e-Print archive 2018, 2018
2017
Thomas-Peter Fries and Jakob Stanford Construction of a Higher-order Conformal Decomposition FEM for NURBS-based geometries
Thomas-Peter Fries A simplified hydraulic fracturing model in 3D with prescribed pressure profiles
Thomas-Peter Fries Higher-order conformal decomposition FEM (CDFEM): An alternative for XFEM
Why CAD Surface Geometry is Inexact
Thomas-Peter Fries and Daniel Schöllhammer Higher-order meshing of implicit geometries, Part II: Approximations on manifolds Computer Methods in Applied Mechanics and Engineering 2017, 270-297, 2017 , DOI
Thomas-Peter Fries Flexibilität durch Modularität: Ein Framework für sensorbasierte Positionierungssysteme
Thomas-Peter Fries Higher-order finite element methods for implicitly defined interface problems
Christian Dünser, Thomas-Peter Fries and Gernot Beer Isogeometric Boundary Element Analysis with elasto-plastic inclusions. Part 2: 3-D problems Computer Methods in Applied Mechanics and Engineering 2017, 418-433, 2017 , DOI
Thomas-Peter Fries, Jakob Stanford and Daniel Schöllhammer Higher-order meshing of implicit geometries—Part I Computer Methods in Applied Mechanics and Engineering 2017, 759-784, 2017 , DOI
Thomas-Peter Fries Conformal higher-order remeshing schemes for implicitly defined interface problems International journal for numerical methods in engineering 2017, 763-789, 2017 , DOI
Thomas-Peter Fries Stable isogeometric analysis of trimmed geometries Computer Methods in Applied Mechanics and Engineering 2017, 497-521, 2017 , DOI
Christian Dünser and Gernot Beer BOUNDARY ELEMENT ANALYSIS OF STEADY INCOMPRESSIBLE VISCOUS FLOW WITH ISOGEOMETRIC AND ISOPARAMETRIC DISCRETISATIONBOUNDARY ELEMENT ANALYSIS OF STEADY INCOMPRESSIBLE VISCOUS FLOW WITH ISOGEOMETRIC AND ISOPARAMETRIC DISCRETISATION244-255
Thomas-Peter Fries A higher-order FEM for PDEs on implicit manifolds—part I: geometry
Thomas-Peter Fries and Daniel Schöllhammer A higher-order FEM for PDEs on implicit manifolds—part II: approximations
Christian Dünser and Gernot Beer Isogeometric Boundary Element Analysis of steady incompressible viscous flow, Part 1: Plane problems Computer Methods in Applied Mechanics and Engineering 2017, 2017 , DOI
2016
Thomas-Peter Fries Accurate Integration in Cut Elements based on Conformal Decomposition into Isoparametric Elements
Thomas-Peter Fries The XFEM in a Simplified Model for Hydraulic Fracturing in Three Dimensions
Thomas-Peter Fries Accurate integration points for cut higher-order elements with Chen-Babuška nodes
Christian Dünser Uma implementação do MEC Simétrico de Galerkin para problemas de elasticidade 2dUma implementação do MEC Simétrico de Galerkin para problemas de elasticidade 2d
Bauphysiktagung 2016
Christian Dünser Modelling the process of sequential excavation with the boundary element methodModelling the process of sequential excavation with the boundary element method3168-3180
Thomas-Peter Fries and Jakob Stanford Automatic conformal decomposition of elements cut by NURBSAutomatic conformal decomposition of elements cut by NURBS2591-2600
Christian Dünser and Thomas-Peter Fries Isogeometric Boundary Element analysis with elasto-plastic inclusions. Part 1 Computer Methods in Applied Mechanics and Engineering 2016, 552-570, 2016 , DOI
Thomas-Peter Fries Integration of design and analysis through boundary integral equationsIntegration of design and analysis through boundary integral equations6526-6538
Christian Dünser Advanced Boundary Element analysis of geotechnical problems with geological inclusions Computers and Geotechnics 2016, 86-95, 2016 , DOI
Christian Dünser and Gernot Beer Coupling of BEM subdomains – BETI applied to collocation BEM with mixed basis functions Engineering analysis with boundary elements 2016, 79-91, 2016 , DOI
Thomas-Peter Fries Higher-order accurate integration of implicit geometries International journal for numerical methods in engineering 2016, 323-371, 2016 , DOI
Thomas-Peter Fries The XFEM for a simplified model in hydraulic fracturingThe XFEM for a simplified model in hydraulic fracturing1637-1646
Thomas-Peter Fries The isogeometric Nyström method Computer Methods in Applied Mechanics and Engineering 2016, 212-237, 2016 , DOI
Thomas-Peter Fries Higher-order accurate integration for cut elements with Chen-Babuska nodesHigher-order accurate integration for cut elements with Chen-Babuska nodes245 - 269
Thomas-Peter Fries Stress intensity factors through crack-opening displacements in the XFEMStress intensity factors through crack-opening displacements in the XFEM143 - 164
Thomas-Peter Fries Higher-order conformal decomposition finite element methodHigher-order conformal decomposition finite element method
Thomas-Peter Fries Hydraulic fracturing with a simplified fluid model and XFEMHydraulic fracturing with a simplified fluid model and XFEM
2015
Gernot Beer A simple approach to the numerical simulation with trimmed CAD surfaces Computer Methods in Applied Mechanics and Engineering 2015, 776-790, 2015 , DOI
Thomas-Peter Fries Fitting stress intensity factors from crack opening displacements in 2D and 3D XFEM Proceedings in Applied Mathematics and Mechanics 2015, 149-150, 2015 , DOI
Thomas-Peter Fries Employing existing standard BIM formats as the source of building information in Indoor Positioning
Gernot Beer Boundary Element MethodsBoundary Element Methods121-172
Thomas-Peter Fries Towards higher-order XFEM for interfacial flows Proceedings in Applied Mathematics and Mechanics 2015, 507-508, 2015 , DOI
The Isogeometric Nyström MethodThe Isogeometric Nyström Method88-88
Thomas-Peter Fries XFEM vs. r-Refinement for Higher-Order Approximations in ElastoplasticityXFEM vs. r-Refinement for Higher-Order Approximations in Elastoplasticity40-41
Thomas-Peter Fries and Gernot Beer Isogeometric Boundary Element Analysis with Trimmed GeometriesIsogeometric Boundary Element Analysis with Trimmed Geometries122-122
Thomas-Peter Fries Crack propagation by using crack opening displacements in 2D and 3D XFEMCrack propagation by using crack opening displacements in 2D and 3D XFEM62-63
Thomas-Peter Fries A higher-order accurate numerical integration for the XFEM and fictitious domain methodsA higher-order accurate numerical integration for the XFEM and fictitious domain methods95-96
Thomas-Peter Fries Higher-order accurate integration of 3D geometries defined by level-setsHigher-order accurate integration of 3D geometries defined by level-sets1-1
Christian Dünser and Gernot Beer COUPLING OF BOUNDARY ELEMENT REGIONS WITH THE BOUNDARY ELEMENT TEARING AND INTERCONNECTING METHOD (BETI)COUPLING OF BOUNDARY ELEMENT REGIONS WITH THE BOUNDARY ELEMENT TEARING AND INTERCONNECTING METHOD (BETI)358-369
Thomas-Peter Fries XFEM for Deformation Theory of PlasticityXFEM for Deformation Theory of Plasticity251-251
Daniel Schöllhammer Bemessung von Stahlbetonstützen mittels Smartphone Beton- und Stahlbetonbau 2015, 228, 2015 , DOI
Thomas-Peter Fries XFEM for Deformation Theory of Plasticity Proceedings in Applied Mathematics and Mechanics 2015, 223-224, 2015
Seamless Integration of Design and Analysis through Boundary Integral Equations
Thomas-Peter Fries and Gernot Beer Fast isogeometric boundary element method based on independent field approximation Computer Methods in Applied Mechanics and Engineering 2015, 458-488, 2015 , DOI
2014
Thomas-Peter Fries Overview and comparison of different variants of the XFEM Proceedings in Applied Mathematics and Mechanics 2014, 27-30, 2014 , DOI
Christian Dünser, Thomas-Peter Fries and Gernot Beer Isogeometric Boundary Element Method with Hierarchical MatricesIsogeometric Boundary Element Method with Hierarchical Matrices2457-2468
Thomas-Peter Fries XFEM-simulation of hydraulic fracturing in 3D with emphasis on stress intensity factorsXFEM-simulation of hydraulic fracturing in 3D with emphasis on stress intensity factors1-12
Christian Dünser, Thomas-Peter Fries and Gernot Beer An Alternative Isogeometric Boundary Element FormulationAn Alternative Isogeometric Boundary Element Formulation30-30
Ulrich Walder All You Need Is Content — Create Sophisticated Mobile Location-Based Service Applications Without ProgrammingAll You Need Is Content — Create Sophisticated Mobile Location-Based Service Applications Without Programming293-308
Christian Dünser, Thomas-Peter Fries and Gernot Beer Boundary Element Analysis with Trimmed NURBS and a Generalized IGA ApproachBoundary Element Analysis with Trimmed NURBS and a Generalized IGA Approach2445-2456
Ulrich Walder Beyond HTML5 Geolocation - A Flexible Concept to Enable and Easily Use Advanced Positioning Technologies for Mobile Indoor Location Based Service Web ApplicationsBeyond HTML5 Geolocation - A Flexible Concept to Enable and Easily Use Advanced Positioning Technologies for Mobile Indoor Location Based Service Web Applications
Utilizing IFC for Indoor PositioningUtilizing IFC for Indoor Positioning
Thomas-Peter Fries XFEM-simulation of hydraulic fracturing in 3D with emphasis on stress intensity factors
Thomas-Peter Fries A unified enrichment scheme for fracture problems IOP Conference Series / Materials Science and Engineering 2014, 2014 , DOI
Christian Dünser and Gernot Beer Isogeometric Boundary Element Method for the Simulation in Tunneling Applied Mechanics and Materials 2014, 495-500, 2014 , DOI
Thomas-Peter Fries The Finite Element Method with Continuity Constraints for Stair-step Grids in Geoscience Computational geosciences 2014, 831-850, 2014 , DOI
2013
Thomas-Peter Fries The XFEM with an explicit-implicit crack description for hydraulic fracture problemsThe XFEM with an explicit-implicit crack description for hydraulic fracture problems711-724
Ulrich Walder LOBSTER Final Report
Thomas-Peter Fries The stable XFEM for two-phase flows Computers & fluids 2013, 41-49, 2013 , DOI
Christian Dünser and Gernot Beer Isogeometric boundary element method for the simulation in tunnelingIsogeometric boundary element method for the simulation in tunneling17-17
Christian Dünser and Gernot Beer Isogeometric Boundary Element Methods for TunnelingIsogeometric Boundary Element Methods for Tunneling100-106
Thomas-Peter Fries The XFEM with an Implicit-Explicit Crack Description for a Plane-Strain Hydraulic Fracture ProblemThe XFEM with an Implicit-Explicit Crack Description for a Plane-Strain Hydraulic Fracture Problem83-84
Christian Dünser and Gernot Beer Isogeometric boundary element method for the simulation of underground excavations Géotechnique Letters 2013, 108-111, 2013 , DOI
2012
Christian Dünser and Gernot Beer Boundary Element MethodsBoundary Element Methods281-298
Christian Dünser and Gernot Beer New Developments of the Boundary Element Method for Underground Constructions International Journal of Geomechanics 2012, 665-675, 2012 , DOI
Christian Dünser and Gernot Beer Simulation of sequential excavation with the Boundary Element Method Computers and Geotechnics 2012, 157-166, 2012 , DOI
Sequentieller Tunnelaushub mit der Finite Elemente Methode
A Fast Boundary Element Method with Hierarchical Matrices for Elastostatics and Plasticity
Gernot Beer A fast elasto-plastic formulation with hierarchical matrices and the boundary element method Computational mechanics 2012, 1-11, 2012 , DOI
Christian Dünser and Gernot Beer Simulation of nonlinear problems in tunneling with the boundary element tearing and interconnecting methodSimulation of nonlinear problems in tunneling with the boundary element tearing and interconnecting method306-306
Christian Dünser and Gernot Beer Simulation of Sequential Tunnel Excavation with the Boundary Element Tearing and Interconnecting MethodSimulation of Sequential Tunnel Excavation with the Boundary Element Tearing and Interconnecting Method1-1
Gernot Beer Adaptive coupling of different numerical methodsAdaptive coupling of different numerical methods
Isogeometric Boundary Element MethodIsogeometric Boundary Element Method141-141
Christian Dünser Determination of excavation loads for the sequential tunnel excavation with the boundary element methodDetermination of excavation loads for the sequential tunnel excavation with the boundary element method309-309
Thomas-Peter Fries XFEM with hanging nodes for two-phase incompressible flow Computer Methods in Applied Mechanics and Engineering 2012, 290-312, 2012 , DOI
Thomas-Peter Fries The extended finite element method applied to 3D free-surface flowsThe extended finite element method applied to 3D free-surface flows2285-2293
Thomas-Peter Fries Crack propagation criteria in three dimensions using the XFEM and an explicit-implicit crack description International journal of fracture 2012, 51-70, 2012 , DOI
Thomas-Peter Fries Crack propagation with the extended finite element method and a hybrid explicit-implicit crack description International journal for numerical methods in engineering 2012, 1527-1558, 2012 , DOI
Christian Dünser Numerical Simulation of Underground Construction with the Boundary Element Method
2011
Iterative Coupling of Boundary and Discrete Element Method Using an Overlapping FEM ZoneIterative Coupling of Boundary and Discrete Element Method Using an Overlapping FEM Zone301-312
Christian Dünser and Gernot Beer Innovative Simulationsmethoden im TunnelbauInnovative Simulationsmethoden im Tunnelbau9-16
Playing a Game in Civil EngineeringPlaying a Game in Civil Engineering417-422
Baustatik Baupraxis 11
Gernot Beer Iterative Coupling of Boundary and Discrete Element Method Using an Overlapping FEM Zone
Gernot Beer Adaptive coupling of the discrete and boundary element method for the simulation of problems in geotechnical engineering
Thomas-Peter Fries The extended finite element method for two-phase and free-surface flows Journal of computational physics 2011, 3369-3390, 2011 , DOI
Thomas-Peter Fries Hanging nodes and XFEM International journal for numerical methods in engineering 2011, 404-430, 2011 , DOI
2010
Christian Dünser and Gernot Beer Computer Simulation of Conventional ConstructionComputer Simulation of Conventional Construction129-161
Implementation and Use of the UPC Soil Models with the Boundary Element Method
Gernot Beer New Developments of the Boundary Element Method with Internal CellsNew Developments of the Boundary Element Method with Internal Cells
Gernot Beer Technology Innovation in underground construction978-0-415-55105-2
Gernot Beer Fast BEM Simulations In Tunnelling
Gernot Beer Application of Hierarchical Matrices to a BEM Plasticity Algorithm in Tunnelling
Gernot Beer Accelerated BEM Simulations with Hierarchical Matrices applied to Tunnelling Problems
Thomas-Peter Fries Higher-order XFEM for curved strong and weak discontinuities International journal for numerical methods in engineering 2010, 564-590, 2010 , DOI
Thomas-Peter Fries The XFEM for high-gradient solutions in convection-dominated problems International journal for numerical methods in engineering 2010, 1044-1072, 2010 , DOI
Thomas-Peter Fries The extended/generalized finite element method International journal for numerical methods in engineering 2010, 253-304, 2010 , DOI
Thomas-Peter Fries Medical training simulators for bilateral sagittal split osteotomy and regional aneasthesia in virtual environmentsMedical training simulators for bilateral sagittal split osteotomy and regional aneasthesia in virtual environments137-140