Sören Bartels

96 papers Journal 96

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	Benchmarking numerical algorithms for harmonic maps into the sphere. J. Num. Math. Sören Bartels, Klaus Böhnlein, Christian Palus, Oliver Sander
2026	J	`jnl`	Explicit A Posteriori Error Representation for Variational Problems and Application to TV-Minimization. Found. Comput. Math. Sören Bartels, Alex Kaltenbach
2025	J	`jnl`	A Priori and A Posteriori Error Identities for the Scalar Signorini Problem. SIAM J. Numer. Anal. Sören Bartels, Thirupathi Gudi, Alex Kaltenbach
2025	J	`jnl`	Babuška's paradox in a nonlinear bending model. CoRR Sören Bartels, Andrea Bonito, Peter Hornung, Michael Neunteufel
2025	J	`jnl`	Numerical simulation of a fine-tunable Föppl-von Kármán model for foldable and bilayer plates. CoRR Sören Bartels, Bernd Schmidt, Philipp Tscherner
2025	J	`jnl`	Projection-free approximation of flows of harmonic maps with quadratic constraint accuracy and variable step sizes. CoRR Georgios Akrivis, Sören Bartels, Michele Ruggeri, Jilu Wang
2025	J	`jnl`	Quasi-optimal error estimate for the approximation of the elastic flow of inextensible curves. CoRR Sören Bartels, Klaus Deckelnick, Dominik Schneider
2025	J	`jnl`	Quasi-optimal error estimates for the approximation of stable stationary states of the elastic energy of inextensible curves. CoRR Sören Bartels, Balázs Kovács, Dominik Schneider
2024	J	`jnl`	A priori and a posteriori error identities for the scalar Signorini problem. CoRR Sören Bartels, Thirupathi Gudi, Alex Kaltenbach
2024	J	`jnl`	Exact a posteriori error control for variational problems via convex duality and explicit flux reconstruction. CoRR Sören Bartels, Alex Kaltenbach
2024	J	`jnl`	Necessary and Sufficient Conditions for Avoiding Babuska's Paradox on Simplicial Meshes. CoRR Sören Bartels, Philipp Tscherner
2024	J	`jnl`	Optimization of an eigenvalue arising in optimal insulation with a lower bound. CoRR Sören Bartels, Giuseppe Buttazzo, Hedwig Keller
2024	J	`jnl`	Quadratic constraint consistency in the projection-free approximation of harmonic maps and bending isometries. Math. Comput. Georgios Akrivis, Sören Bartels, Christian Palus
2024	J	`jnl`	Variational problems with gradient constraints: CoRR Harbir Antil, Sören Bartels, Alex Kaltenbach, Rohit Khandelwal
2023	J	`jnl`	Error analysis for a Crouzeix-Raviart approximation of the obstacle problem. CoRR Sören Bartels, Alex Kaltenbach
2023	J	`jnl`	Explicit a posteriori error representation for variational problems and application to TV-minimization. CoRR Sören Bartels, Alex Kaltenbach
2023	J	`jnl`	Explicit and efficient error estimation for convex minimization problems. Math. Comput. Sören Bartels, Alex Kaltenbach
2023	J	`jnl`	Numerical Approximation of Optimal Convex Shapes in R CoRR Sören Bartels, Hedwig Keller, Gerd Wachsmuth
2023	J	`jnl`	Quadratic constraint consistency in the projection-free approximation of harmonic maps and bending isometries. CoRR Georgios Akrivis, Sören Bartels, Christian Palus
2023	J	`jnl`	Quasi-Optimal Error Estimates for the Finite Element Approximation of Stable Harmonic Maps with Nodal Constraints. SIAM J. Numer. Anal. Sören Bartels, Christian Palus, Zhangxian Wang
2022	J	`jnl`	A nonlinear bending theory for nematic LCE plates. CoRR Sören Bartels, Max Griehl, Stefan Neukamm, David Padilla-Garza, Christian Palus
2022	J	`jnl`	Benchmarking Numerical Algorithms for Harmonic Maps into the Sphere. CoRR Sören Bartels, Klaus Böhnlein, Christian Palus, Oliver Sander
2022	J	`jnl`	Computing confined elasticae. CoRR Sören Bartels, Pascal Weyer
2022	J	`jnl`	Error Estimates For A Linear Folding Model. CoRR Sören Bartels, Andrea Bonito, Philipp Tscherner
2022	J	`jnl`	Error analysis for the numerical approximation of the harmonic map heat flow with nodal constraints. CoRR Sören Bartels, Balázs Kovács, Zhangxian Wang
2022	J	`jnl`	Error estimates for total-variation regularized minimization problems with singular dual solutions. CoRR Alex Kaltenbach, Sören Bartels
2022	J	`jnl`	Error estimates for total-variation regularized minimization problems with singular dual solutions. Numerische Mathematik Sören Bartels, Alex Kaltenbach
2022	J	`jnl`	Explicit and efficient error estimation for convex minimization problems. CoRR Sören Bartels, Alex Kaltenbach
2022	J	`jnl`	Modeling and simulation of nematic LCE rods. CoRR Sören Bartels, Max Griehl, Jakob Keck, Stefan Neukamm
2022	J	`jnl`	Numerical approximation of optimal convex and rotationally symmetric shapes for an eigenvalue problem arising in optimal insulation. Comput. Math. Appl. Sören Bartels, Hedwig Keller, Gerd Wachsmuth
2022	J	`jnl`	Quasi-optimal error estimates for the approximation of stable harmonic maps. CoRR Sören Bartels, Christian Palus, Zhangxian Wang
2022	J	`jnl`	Simulating Self-Avoiding Isometric Plate Bending. SIAM J. Sci. Comput. Sören Bartels, Frank Meyer, Christian Palus
2021	J	`jnl`	Approximation of fractional harmonic maps. CoRR Harbir Antil, Sören Bartels, Armin Schikorra
2021	J	`jnl`	Error estimates for a class of discontinuous Galerkin methods for nonsmooth problems via convex duality relations. Math. Comput. Sören Bartels
2021	J	`jnl`	Modeling and simulation of thin sheet folding. CoRR Sören Bartels, Andrea Bonito, Peter Hornung
2021	J	`jnl`	Nonconforming discretizations of convex minimization problems and precise relations to mixed methods. Comput. Math. Appl. Sören Bartels
2021	J	`jnl`	Numerical Approximation of Optimal Convex and Rotationally Symmetric Shapes for an Eigenvalue Problem arising in Optimal Insulation. CoRR Hedwig Keller, Sören Bartels, Gerd Wachsmuth
2021	J	`jnl`	Orthogonality relations of Crouzeix-Raviart and Raviart-Thomas finite element spaces. Numerische Mathematik Sören Bartels, Zhangxian Wang
2021	J	`jnl`	Simulating Self-Avoiding Isometric Plate Bending. CoRR Sören Bartels, Frank Meyer, Christian Palus
2021	J	`jnl`	Singular solutions, graded meshes, and adaptivity for total-variation regularized minimization problems. CoRR Sören Bartels, Robert Tovey, Friedrich Wassmer
2021	J	`jnl`	Stability of a simple scheme for the approximation of elastic knots and self-avoiding inextensible curves. Math. Comput. Sören Bartels, Philipp Reiter
2020	J	`jnl`	Convergence of Fully Discrete Implicit and Semi-implicit Approximations of Singular Parabolic Equations. SIAM J. Numer. Anal. Sören Bartels, Michael Ruzicka
2020	J	`jnl`	Efficient iterative solution of finite element discretized nonsmooth minimization problems. Comput. Math. Appl. Sören Bartels, Marijo Milicevic
2020	J	`jnl`	Error estimates for a class of discontinuous Galerkin methods for nonsmooth problems via convex duality relations. CoRR Sören Bartels
2020	J	`jnl`	Nonconforming discretizations of convex minimization problems and precise relations to mixed methods. CoRR Sören Bartels
2020	J	`jnl`	Numerical Approximation of Optimal Convex Shapes. SIAM J. Sci. Comput. Sören Bartels, Gerd Wachsmuth
2020	J	`jnl`	Numerical Simulation of Inextensible Elastic Ribbons. SIAM J. Numer. Anal. Sören Bartels
2020	J	`jnl`	Numerical solution of a bending-torsion model for elastic rods. Numerische Mathematik Sören Bartels, Philipp Reiter
2020	J	`jnl`	Orthogonality relations of Crouzeix-Raviart and Raviart-Thomas finite element spaces. CoRR Sören Bartels, Zhangxian Wang
2020	J	`jnl`	Parameter learning and fractional differential operators: application in image regularization and decomposition. CoRR Sören Bartels, Nico Weber
2020	J	`jnl`	Simulation of constrained elastic curves and application to a conical sheet indentation problem. CoRR Sören Bartels
2020	J	`jnl`	Stable Gradient Flow Discretizations for Simulating Bilayer Plate Bending with Isometry and Obstacle Constraints. CoRR Sören Bartels, Christian Palus
2019	J	`jnl`	Numerical simulation of inextensible elastic ribbons. CoRR Sören Bartels
2019	J	`jnl`	Numerical solution of a bending-torsion model for elastic rods. CoRR Sören Bartels, Philipp Reiter
2018	J	`jnl`	Modeling and simulation of thermally actuated bilayer plates. J. Comput. Phys. Sören Bartels, Andrea Bonito, Anastasia Hanifah Muliana, Ricardo H. Nochetto
2018	J	`jnl`	Unconditional Stability of Semi-Implicit Discretizations of Singular Flows. SIAM J. Numer. Anal. Sören Bartels, Lars Diening, Ricardo H. Nochetto
2017	J	`jnl`	Numerical Solution of a Föppl-von Kármán Model. SIAM J. Numer. Anal. Sören Bartels
2017	J	`jnl`	Spectral Approximation of Fractional PDEs in Image Processing and Phase Field Modeling. Comput. Methods Appl. Math. Harbir Antil, Sören Bartels
2016	J	`jnl`	Projection-free approximation of geometrically constrained partial differential equations. Math. Comput. Sören Bartels
2016	J	`jnl`	Stability and Experimental Comparison of Prototypical Iterative Schemes for Total Variation Regularized Problems. Comput. Methods Appl. Math. Sören Bartels, Marijo Milicevic
2015	J	`jnl`	A total variation diminishing interpolation operator and applications. Math. Comput. Sören Bartels, Ricardo H. Nochetto, Abner J. Salgado
2015	J	`jnl`	Error control and adaptivity for a variational model problem defined on functions of bounded variation. Math. Comput. Sören Bartels
2014	J	`jnl`	Discrete Total Variation Flows without Regularization. SIAM J. Numer. Anal. Sören Bartels, Ricardo H. Nochetto, Abner J. Salgado
2014	J	`jnl`	Quasi-optimal Error Estimates for Implicit Discretizations of Rate-Independent Evolutions. SIAM J. Numer. Anal. Sören Bartels
2013	J	`jnl`	Approximation of Large Bending Isometries with Discrete Kirchhoff Triangles. SIAM J. Numer. Anal. Sören Bartels
2013	J	`jnl`	Finite element approximation of large bending isometries. Numerische Mathematik Sören Bartels
2012	J	`jnl`	Quasi-Static Small-Strain Plasticity in the Limit of Vanishing Hardening and Its Numerical Approximation. SIAM J. Numer. Anal. Sören Bartels, Alexander Mielke, Tomás Roubícek
2012	J	`jnl`	Total Variation Minimization with Finite Elements: Convergence and Iterative Solution. SIAM J. Numer. Anal. Sören Bartels
2011	J	`jnl`	An Efficient Approach to the Numerical Solution of Rate-Independent Problems with Nonconvex Energies. Multiscale Model. Simul. Sören Bartels, Martin Kruzík
2011	J	`jnl`	Error control for the approximation of Allen-Cahn and Cahn-Hilliard equations with a logarithmic potential. Numerische Mathematik Sören Bartels, Rüdiger Müller
2011	J	`jnl`	Quasi-optimal and robust a posteriori error estimates in L Math. Comput. Sören Bartels, Rüdiger Müller
2011	J	`jnl`	Robust A Priori and A Posteriori Error Analysis for the Approximation of Allen-Cahn and Ginzburg-Landau Equations Past Topological Changes. SIAM J. Numer. Anal. Sören Bartels, Rüdiger Müller, Christoph Ortner
2010	J	`jnl`	Numerical analysis of a finite element scheme for the approximation of harmonic maps into surfaces. Math. Comput. Sören Bartels
2009	J	`jnl`	Convergent discretization of heat and wave map flows to spheres using approximate discrete Lagrange multipliers. Math. Comput. Sören Bartels, Christian Lubich, Andreas Prohl
2009	J	`jnl`	Discontinuous Galerkin Finite Element Convergence for Incompressible Miscible Displacement Problems of Low Regularity. SIAM J. Numer. Anal. Sören Bartels, Max Jensen, Rüdiger Müller
2009	J	`jnl`	Semi-Implicit Approximation of Wave Maps into Smooth or Convex Surfaces. SIAM J. Numer. Anal. Sören Bartels
2008	J	`jnl`	A Convergent Implicit Finite Element Discretization of the Maxwell-Landau-Lifshitz-Gilbert Equation. SIAM J. Numer. Anal. Lubomír Bañas, Sören Bartels, Andreas Prohl
2008	J	`jnl`	A convergent adaptive finite element method for an optimal design problem. Numerische Mathematik Sören Bartels, Carsten Carstensen
2008	J	`jnl`	Convergence of an implicit, constraint preserving finite element discretization of Numerische Mathematik Sören Bartels, Andreas Prohl
2008	J	`jnl`	Numerical analysis of an explicit approximation scheme for the Landau-Lifshitz-Gilbert equation. Math. Comput. Sören Bartels, Joy Ko, Andreas Prohl
2007	J	`jnl`	A Convergent and Constraint-Preserving Finite Element Method for the p-Harmonic Flow into Spheres. SIAM J. Numer. Anal. John W. Barrett, Sören Bartels, Xiaobing Feng, Andreas Prohl
2007	J	`jnl`	Constraint preserving implicit finite element discretization of harmonic map flow into spheres. Math. Comput. Sören Bartels, Andreas Prohl
2007	J	`jnl`	Finite Element Approximations of Wave Maps into Spheres. SIAM J. Numer. Anal. Sören Bartels, Xiaobing Feng, Andreas Prohl
2006	J	`jnl`	Convergence of an Implicit Finite Element Method for the Landau-Lifshitz-Gilbert Equation. SIAM J. Numer. Anal. Sören Bartels, Andreas Prohl
2005	J	`jnl`	A posteriori error analysis for time-dependent Ginzburg-Landau type equations. Numerische Mathematik Sören Bartels
2005	J	`jnl`	Reliable and Efficient Approximation of Polyconvex Envelopes. SIAM J. Numer. Anal. Sören Bartels
2005	J	`jnl`	Stability and Convergence of Finite-Element Approximation Schemes for Harmonic Maps. SIAM J. Numer. Anal. Sören Bartels
2004	J	`jnl`	Adaptive Approximation of Young Measure Solutions in Scalar Nonconvex Variational Problems. SIAM J. Numer. Anal. Sören Bartels
2004	J	`jnl`	Averaging techniques yield reliable a posteriori finite element error control for obstacle problems. Numerische Mathematik Sören Bartels, Carsten Carstensen
2004	J	`jnl`	Inhomogeneous Dirichlet conditions in a priori and a posteriori finite element error analysis. Numerische Mathematik Sören Bartels, Carsten Carstensen, Georg Dolzmann
2004	J	`jnl`	Linear-programming approach to nonconvex variational problems. Numerische Mathematik Sören Bartels, Tomás Roubícek
2004	J	`jnl`	Multiscale resolution in the computation of crystalline microstructure. Numerische Mathematik Sören Bartels, Andreas Prohl
2002	J	`jnl`	A posteriori error estimates for nonconforming finite element methods. Numerische Mathematik Carsten Carstensen, Sören Bartels, Stefan Jansche
2002	J	`jnl`	Each averaging technique yields reliable a posteriori error control in FEM on unstructured grids. Part I: Low order conforming, nonconforming, and mixed FEM. Math. Comput. Carsten Carstensen, Sören Bartels
2002	J	`jnl`	Each averaging technique yields reliable a posteriori error control in FEM on unstructured grids. Part II: Higher order FEM. Math. Comput. Sören Bartels, Carsten Carstensen
2001	J	`jnl`	An experimental survey of a posteriori Courant finite element error control for the Poisson equation. Adv. Comput. Math. Carsten Carstensen, Sören Bartels, Roland Klose