International Conference on Isogeometric Analysis

8:00 - 8:50 (50min)

Registration

8:50 - 9:00 (10min)

Welcome Note

Aquitaine

9:00 - 9:45 (45min)

Plenary lecture: Isogeometric Analysis: Progress and Opportunity

Aquitaine

Tom Hughes

9:45 - 10:30 (45min)

Plenary lecture: Model order reduction and isogeometric analysis

Aquitaine

Annalisa Buffa

10:30 - 11:00 (30min)

Coffee break

Ile de France

11:00 - 12:20 (1h20)

IGA for thin structures

Aquitaine

Wolfgang Dornisch

› Isogeometric Multilayer Thin Shells : Damage, Plasticity and Friction - Yuri Bazilevs, School of Engineering, Brown University 11:00-11:20 (20min)

› Systematic assessment of Isogeometric sheet metal forming simulations based on trimmed, multi-patch NURBS models - Christoph Hollweck, Institute of Structural Analysis [Technische Universität Braunschweig], Laboratory Finite-Element-Methods [Ostbayerische Technische Hochschule Regensburg] 11:20-11:40 (20min)

› Isogeometric analysis of cracks in shell structure with peridynamics theory - Yang Xia, Dalian University of Technology 11:40-12:00 (20min)

› Inelastic and multiphysics beam modeling and simulation with isogeometric collocation methods - Juan Camilo Alzate Cobo, Technische Universität Darmstadt - Technical University of Darmstadt 12:00-12:20 (20min)

11:00 - 12:20 (1h20)

Mathematics of IGA

Alsace

Giancarlo Sangalli

› T-junctions and weak Analysis-Suitability in higher-dimensional meshes - Philipp Morgenstern, Leibniz University Hannover 11:00-11:20 (20min)

› Optimal Transport for Fast Volumetric parameterization and Fast Adaptive Meshes Generation using IsoGeometric Analysis - Mustapha BAHARI, Mohammed VI Polytechnic University, Benguerir 43150, Lot 660, Hay Moulay Rachid Morocco 11:40-12:00 (20min)

› Revovery based error estimators for Isogeometric methods - Trond Kvamsdal, Department of Mathematical Sciences, Norwegian University of Science and Technology, Trondheim, Department of Applied Mathematics and Cybernetics, SINTEF Digital 12:00-12:20 (20min)

11:00 - 12:20 (1h20)

Fast formation and solution techniques for large-scale IGA

Bourgogne

Pablo Antolin

› Mass lumping and its generalization in isogeometric analysis - Yannis Voet, Ecole Polytechnique Fédérale de Lausanne 11:00-11:20 (20min)

› High order geometric methods with splines: fast numerical solution of Maxwell equations in multi-patch geometries - Bernard Kapidani, Département de Mathématiques - EPFL 11:20-11:40 (20min)

› Fast and Robust Solvers for Local/Global Domain Parameterizations within G+Smo - Ji Ye, Dalian University of Technology, Technische Universiteit Delft 11:40-12:00 (20min)

› Residual-Based Variational Stabilization of Isogeometric Finite Element Methods for Advection-Diffusion-Reactions Problems - Konstantin Key, TU Wien, Institute for Lightweight Design and Structural Biomechanics 12:00-12:20 (20min)

11:00 - 12:20 (1h20)

IGA for optimization problems

Bretagne

Oliver Weeger

› Seamless simulation and design techniques for the large scale shape optimization of shells and solids - Kai-Uwe Bletzinger, Chair of Structural Analysis, Technical University of Munich 11:00-11:20 (20min)

› Isogeometric Shape Optimization of Thin Shells Using the Riemannian Gradient - Rozan Rosandi, University of Kaiserslautern-Landau 11:20-11:40 (20min)

› Isogeometric Shape Optimisation of Periodic Structures in Three Dimensions - Remo Von Rickenbach, Universität Basel 11:40-12:00 (20min)

› IGA modelling for bio-inspired shape optimization - Renata Troian, Laboratoire de Mécanique de Normandie 12:00-12:20 (20min)

12:20 - 14:00 (1h40)

Lunch

Ile de France

14:00 - 15:40 (1h40)

IGA for thin structures

Aquitaine

Wolfgang Dornisch

› A mathematical analysis of membrane-bending locking in curved Euler-Bernoulli beams - Rene Hiemstra, Darmstadt University of Technology [Darmstadt] 14:00-14:20 (20min)

› A displacement-strain-mixed plane stress element for isogeometric analysis - Lisa Stammen, Chair of Structural Analysis and Dynamics, Brandenburg University of Technology Cottbus-Senftenberg 14:20-14:40 (20min)

› An improved isogeometric collocation formulation for spatial multi-patch shear-deformable beams with arbitrary initial curvature - Diego Ignesti, Università degli Studi di Firenze = University of Florence 14:40-15:00 (20min)

› Assumed natural strain method for an isogeometric solid beam element - Abdullah Shafqat, Technische Universität Darmstadt - Technical University of Darmstadt 15:00-15:20 (20min)

› On the applicability of intrinsically locking-free finite element formulations for thin structures - Tarun Kumar Mitruka Vinod Kumar Mitruka, Institute for Structural Mechanics, University of Stuttgart, Pfaffenwaldring 7, 70550 Stuttgart 15:20-15:40 (20min)

14:00 - 15:40 (1h40)

Trimming, immersed and non-conforming methods

Alsace

Xiaodong Wei

› Robust Numerical Integration on Curved Polyhedra Based on Folded Decompositions - Pablo Antolin, École Polytechnique Fédéral de Lausanne 14:00-14:20 (20min)

› Immersed isogeometric analysis with boundary-conformal quadrature for large deformation thermo-elasticity - Yusuf T. Elbadry, Technische Universität Darmstadt - Technical University of Darmstadt 14:20-14:40 (20min)

› Adaptive Gaussian integration of trimmed cells based on Bezier approximation - Seyed Farhad Hosseini, Hamburg University of Technology 14:40-15:00 (20min)

› Function Extension Theorem on a CAD geometry and its application in Isogeometric analysis - Meng WU, Nanjing University of Science and Technology 15:00-15:20 (20min)

› Immersed boundary method for linear elasticity based on discontinuous weighted quadrature - Benjamin Marussig, Graz University of Technology 15:20-15:40 (20min)

14:00 - 15:40 (1h40)

Fast formation and solution techniques for large-scale IGA

Bourgogne

Angelos Mantzaflaris

› Low-rank methods for Isogeometric Analysis - Monica Montardini, Dipartimento di Matematica “Felice Casorati” Department of Mathematics [Univ Pavia], Istituto di Matematica Applicata e Tecnologie Informatiche 14:00-14:20 (20min)

› Low-Rank Methods for IGA with Multiple Patches - Tom-Christian Riemer, Chemnitz University of Technology / Technische Universität Chemnitz 14:20-14:40 (20min)

› Fast H-matrix based IgA-BEM - Luca Desiderio, Università degli studi di Parma = University of Parma 14:40-15:00 (20min)

› Fast Poisson solvers for Isogeometric Analysis - Mattia Tani, University of Pavia 15:00-15:20 (20min)

› Matrix free weighted quadrature isogeometric analysis applied to nonlinear transient heat transfer problems - Joaquin Eduardo CORNEJO FUENTES, Laboratoire de Mécanique des Contacts et des Structures [Villeurbanne] 15:20-15:40 (20min)

14:00 - 15:40 (1h40)

IGA for optimization problems

Bretagne

John Evans

› Level set based topology optimization of thick shells using IGA - Fernando HUBNER SCHERER, Ecole Polytechnique 14:00-14:20 (20min)

› An adaptive mesh refinement strategy using PHT-Splines for isogeometric topology optimization - Philip Luke Karuthedath, Indian Institute of Technology Roorkee 14:20-14:40 (20min)

15:40 - 16:10 (30min)

Coffee break

Ile de France

16:10 - 17:50 (1h40)

IGA for thin structures

Aquitaine

Wolfgang Dornisch

› An isogeometric Petrov-Galerkin formulation with approximate dual spline functions and mass lumping for higher-order accurate explicit dynamics of shells - Thi-Hoa Nguyen, Technical University of Darmstadt 16:10-16:30 (20min)

› Modeling Discontinuities in Explicit Isogeometric B-Rep Analysis for Crash Applications: Challenges and Possible Solutions - Zeyu Lian, BMW Group Research and Technology, Institute of Structural Analysis, Technische Universität Braunschweig 16:30-16:50 (20min)

› Hyperelastic wrinkling analysis using tension-field theory in isogeometric analysis - Hugo Verhelst, Delft Institute of Applied Mathematics, Faculty of Mechanical, Maritime and Materials Engineering, Delft University of Technology 16:50-17:10 (20min)

› A variational consistent wrinkling model based on tension-compresion decomposition of strain tensor - Daobo Zhang, Universität der Bundeswehr München [Neubiberg] 17:10-17:30 (20min)

› A New Invariant G1-conforming Finite Element Formulation based on the Kirchhoff Beam Model - Massimo Cuomo, Department of Civil Engineering and Architecture, University of Catania 17:30-17:50 (20min)

16:10 - 17:50 (1h40)

Trimming, immersed and non-conforming methods

Alsace

Benjamin Marussig

› Uncertainty quantification in scan-based immersed isogeometric analysis - Clemens Verhoosel, Eindhoven University of Technology 16:10-16:30 (20min)

› An immersed hybrid collocation method for cardiac electromechanics - Michele Torre, Department of Civil Engineering and Architecture, University of Pavia 16:30-16:50 (20min)

› LaTIn method with IsoGeometric Analysis for non-linear simulations with multiple non-conforming contact interfaces - Evgeniia Lapina, Institut Clément Ader, Institut de Mathématiques de Toulouse UMR5219 16:50-17:10 (20min)

› Conforming Embedded Isogeometric Analysis - Xuefeng Zhu, Dalian University of Technology 17:10-17:30 (20min)

16:10 - 17:50 (1h40)

Fast formation and solution techniques for large-scale IGA

Bourgogne

Mattia Tani

› Towards efficient numerical integration for 3D Helmholtz problems in boundary element method - Tadej Kanduc, University of Ljubljana 16:10-16:30 (20min)

› Efficient isogeometric analysis of lattice structures - Thibaut Hirschler, Université de Technologie de Belfort-Montbeliard 16:30-16:50 (20min)

› Efficient computation of a spline basis for adaptive multipatch discretizations - Stefan Tyoler, Johann Radon Institute for Computational and Applied Mathematics 16:50-17:10 (20min)

› Efficient matrix assembly in adaptive isogeometric analysis using hierarchical B-splines and look-up tables - Angelos Mantzaflaris, INRIA Sophia-Antipolis Méditerranée, Sophia-Antipolis, France, AlgebRe, geOmetrie, Modelisation et AlgoriTHmes 17:10-17:30 (20min)

16:10 - 17:50 (1h40)

IGA for solids and structures

Bretagne

Josef Kiendl

› On the application of adaptive surface reconstruction technique for isogeometric analysis of freeform shells - Ali Hashemian, Basque Center for Applied Mathematics (BCAM) 16:10-16:30 (20min)

› Isogeometric solids and shells with in-plane bending of embedded fibers - Roger Sauer, Gdańsk University of Technology, RWTH Aachen University, IIT Guwahati 16:30-16:50 (20min)

› Application of IsoGeometric Analysis in Bridge Construction - Vivek Karmakar, Universität der Bundeswehr München [Neubiberg] 16:50-17:10 (20min)

Conference program