26th Chemnitz FEM Symposium 2013

Final Programme

Monday, September 23, 2013
	Start at 9:00, Room Terrassensaal
09:00		Opening
	Multiscale Methods Chair: Arnd Meyer Room: Terrassensaal
09:10	Robert Scheichl	Novel Monte Carlo FE methods for random elliptic PDEs
10:00	Matthias Maier	A posteriori error estimation for a heterogeneous multiscale finite element method
	Tea and coffee break 10:25 - 10:50
	Fluid Dynamics Chair: Sebastian Franz Room: Terrassensaal		Contact Problems / Elasticity Chair: Arnd Meyer Room: Annaberg-Buchholz
10:50	Dirk Broersen	A Petrov-Galerkin discretization with optimal test space of a mild-weak formulation of convection-diffusion equations in mixed form	Martina Weise	On the Q₂-Q₀-element for (nearly) incompressible material under large deformations
11:15	Katharina Höhne	On the asymptotic analysis of the stationary Oseen equations	Benjamin Müller	Mixed LSFEM for geometrically and physically nonlinear elasticity problems
11:40	Gunar Matthies	Higher order variational time discretisations for the Oseen equations	Elena Rukavishnikova	The finite element method for Dirichlet problem with strong singularity of solution on the boundary
12:05	Matthias Gsell	Direct numerical simulation of incompressible fluids	Viktor Rukavishnikov	Weighted finite element method for the elasticity problem with singularity
	Lunch 12:30 - 14:00
	Time-Dependent Problems Chair: Thomas Apel Room: Terrassensaal
14:00	Jens Lang	Convergence and adaptivity at the PDE/stiff ODE interface
14:50	Markus Bause	Higher order space-time discretizations for hyperbolic and parabolic problems. - I: Motivation and schemes
15:15	Uwe Köcher	Higher order space-time discretizations for hyperbolic and parabolic problems. - II: Algebraic solver and numerical studies
	Tea and coffee break 15:40 - 16:15
	Time-Dependent Problems Chair: Jens Lang Room: Terrassensaal		Fluid Dynamics / Singularly Perturbed Problems Chair: Robert Scheichl Room: Annaberg-Buchholz
16:15	Lennard Kamenski	Stability of explicit time integration schemes for finite element approximations of linear parabolic equations with anisotropic meshes.	Kristin Held	Finite Element simulations for a coupled bulk-surface convection diffusion problem
16:40	Stephan Weller	Higher order Galerkin methods as time discretization for free surface flows	Sebastian Franz	Superconvergence for higher-order Galerkin FEM for convection-diffusion problems
17:05	Karen Kuhn	Stability and efficiency of a recursive multirate Rosenbrock method	Miloslav Vlasak	A priori error analysis of nonlinear singularly perturbed problems
17:30			Alexander Linke	On the role of the Helmholtz decomposition in mixed methods for incompressible flows and a new variational crime

19:00	Conference Dinner

	Meeting of the Scientific Committee

Tuesday, September 24, 2013
	Start at 9:00
	Isogeometric Analysis Chair: Gundolf Haase Room: Terrassensaal
09:00	Bert Jüttler	Adaptive refinement in isogeometric analysis
09:50	Sebastian Westerheide	A geometry-independent framework for coupled volume and surface problems on evolving domains
10:15	Photo

	Tea and coffee break 10:20 - 10:45
	Fluid Dynamics / Singularly Perturbed Problems Chair: Markus Bause Room: Terrassensaal		Variational Inequalities Chair: Olaf Steinbach Room: Annaberg-Buchholz
10:45	Fleurianne Bertrand	Least squares methods with interface approximation for two phase Stokes flow	Steffen Weißer	Arbitrary order BEM-based FEM on star-shaped elements
11:10	Giulia Deolmi	Effective boundary conditions for compressible flows over a rough surface	Linus Wunderlich	Abstract L² analysis for variational inequalities of Signorini type
11:35	Khalid Adrigal	Higher order variational time discretisations for convection-diffusion problems in time-dependent domains	Peter Gangl	Topology optimization of electric machines based on topological sensitivity analysis
12:00	Steffen Münzenmaier	Least-squares finite element methods for coupled generalized Newtonian Stokes-Darcy flow	Jörg Frohne	Efficient numerical methods for the large-scale parallel solution of thermomechanical contact problems under consideration of mesh separation

	Lunch 12:30-14:00

14:00	Excursion Hiking route Hiking route Elevation along the route

Wednesday, September 25, 2013
	Start at 9:00
	Software Chair: Rene Schneider Room: Terrassensaal
09:00	Gundolf Haase	Non-linear FEM solvers on accelerator devices
09:25	Lars Ludwig	SOFE - a new simple and sophisticated object oriented hp-FEM software in MATLAB.
09:50	Alexander Nikolas Breuer	Towards optimal performance of SeisSol, an unstructured ADER-DG code.
10:15	Stefan Findeisen	First step towards parallel and adaptive computation of Maxwell's equations
	Tea and coffee break 10:40 - 11:10
	Anisotropic Problems / A-posteriori Error Estimators Chair: Gunar Matthies Room: Terrassensaal
	Soleiman Yousef	A posteriori error estimates, stopping criteria, and adaptivity for multiphase compositional flows
11:10	Rene Schneider	Adaptive anisotropic mesh refinement based hierarchical refinement indicators
11:35	Ariel Lombardi	The discrete compactness property for edge elements on anisotropic meshes
12:00	Thomas Apel	Anisotropic mesh refinement in polyhedral domains: error estimates with data in L²(Ω)

12:25		Closing Remarks

	Lunch