Corbean, Elisa ; Neumann, Jannik ; Dammel, Frank ; Stephan, Peter ; Ulbrich, Stefan (2023)
Techno-Economic Optimization of an Innovative Plant for Sustainable Iron Reduction.
doi: 10.52202/069564-0117
Conference or Workshop Item

Tepper, Cornelia ; Matei, Alexander ; Zarges, Jonas ; Ulbrich, Stefan ; Weigold, Matthias (2023)
Optimal design for compliance modeling of industrial robots with bayesian inference of stiffnesses.
In: Production Engineering
doi: 10.1007/s11740-023-01198-3
Article

Neumann, Jannik ; Corbean, Elisa ; Dammel, Frank ; Ulbrich, Stefan ; Stephan, Peter (2022)
Energy and Exergy Assessment of Renewable Energy Storage using Iron as Energy Carrier.
35th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems. Copenhagen, Denmark (03.-07.06.2022)
doi: 10.26083/tuprints-00022982
Conference or Workshop Item, Primary publication, Postprint

Gally, Tristan ; Kuttich, Anja ; Pfetsch, Marc E. ; Schaeffner, Maximilian ; Ulbrich, Stefan (2022)
Optimal Placement of Active Bars for Buckling Control in Truss Structures under Bar Failures.
In: Applied Mechanics and Materials, 885
doi: 10.26083/tuprints-00020432
Article, Secondary publication, Publisher's Version

Pfetsch, Marc E. ; Abele, Eberhard ; Altherr, Lena C. ; Bölling, Christian ; Brötz, Nicolas ; Dietrich, Ingo ; Gally, Tristan ; Geßner, Felix ; Groche, Peter ; Hoppe, Florian ; Kirchner, Eckhard ; Kloberdanz, Hermann ; Knoll, Maximilian ; Kolvenbach, Philip ; Kuttich-Meinlschmidt, Anja ; Leise, Philipp ; Lorenz, Ulf ; Matei, Alexander ; Molitor, Dirk A. ; Niessen, Pia ; Pelz, Peter F. ; Rexer, Manuel ; Schmitt, Andreas ; Schmitt, Johann M. ; Schulte, Fiona ; Ulbrich, Stefan ; Weigold, Matthias
eds.: Pelz, Peter F. ; Groche, Peter ; Pfetsch, Marc E. ; Schaeffner, Maximilian (2021)
Strategies for Mastering Uncertainty.
In: Mastering Uncertainty in Mechanical Engineering, Edition: 1
doi: 10.1007/978-3-030-78354-9_6
Book Section

Matei, Alexander ; Ulbrich, Stefan (2021)
Detection of Model Uncertainty in the Dynamic Linear-Elastic Model of Vibrations in a Truss.
4th International Conference on Uncertainty in Mechanical Engineering. virtual Conference (07.-08.06.2021)
doi: 10.1007/978-3-030-77256-7_22
Conference or Workshop Item

Gally, Tristan ; Groche, Peter ; Hoppe, Florian ; Kuttich, Anja ; Matei, Alexander ; Pfetsch, Marc E. ; Rakowitsch, Martin ; Ulbrich, Stefan (2021)
Identification of model uncertainty via optimal design of experiments applied to a mechanical press.
In: Optimization and Engineering
doi: 10.1007/s11081-021-09600-8
Article

Schäffner, Maximilian ; Abele, Eberhard ; Anderl, Reiner ; Bölling, Christian ; Brötz, Johannes ; Dietrich, Ingo ; Feldmann, Robert ; Gehb, M. ; Geßner, Felix ; Hartig, Jakob ; Hedrich, Philipp ; Hoppe, Florian ; Kersting, Sebastian ; Kohler, Michael ; Lenz, Jonathan ; Martin, Daniel ; Matei, Alexander ; Melz, Tobias ; Öztürk, Tuğrul ; Pelz, Peter F. ; Pfetsch, Marc E. ; Platz, Roland ; Rexer, Manuel ; Staudter, Georg ; Ulbrich, Stefan ; Weber, Moritz ; Weigold, Matthias
eds.: Pelz, Peter F. ; Groche, Peter ; Pfetsch, Marc E. ; Schaeffner, Maximilian (2021)
Analysis, Quantification and Evaluation of Uncertainty.
In: Mastering Uncertainty in Mechanical Engineering, Edition: 1
doi: 10.1007/978-3-030-78354-9
Book Section

Schmitt, Johann M. ; Ulbrich, Stefan (2021)
Optimal Boundary Control of Hyperbolic Balance Laws with State Constraints.
In: SIAM Journal on Control and Optimization, 59 (2)
doi: 10.1137/19M129797X
Article

Burggraf, Timo ; Joswig, Michael ; Pfetsch, Marc E. ; Ulbrich, Stefan (2020)
Semi-automatically optimized calibration of internal combustion engines.
In: Optimization and Engineering, 21 (1)
doi: 10.1007/s11081-019-09434-5
Article

Bott, Andreas ; Matei, Alexander ; Steinke, Florian ; Ulbrich, Stefan (2020)
Methodenbaukasten für Flexible Wärmenetze der Zukunft.
Fachkonferenz der BMWi-Forschungsnetzwerke Bioenergie und Energiewendebauen 2020. virtual Conference (24.11.2020)
Conference or Workshop Item

Haubner, Johannes ; Ulbrich, Michael ; Ulbrich, Stefan (2019)
Analysis of shape optimization problems for unsteady fluid-structure interaction.
In: Inverse Problems, 2019
doi: 10.1088/1361-6420/ab5a11
Article

Bitsch, Thorsten ; Schäfer, Julian ; Diehl, Elisabeth ; Sauer, Hans Martin ; Dörsam, Edgar ; Ulbrich, Stefan
ed.: Ridgeway, C. (2019)
An experimental and numerical cooperative research concept for doctor blading.
46th International Research Conference of IARIGAI. Stuttgart, Germany (15.-18. September 2019)
Conference or Workshop Item

Alla, Alessandro ; Hinze, Michael ; Kolvenbach, Philip ; Lass, Oliver ; Ulbrich, Stefan (2019)
A certified model reduction approach for robust parameter optimization with PDE constraints.
In: Advances in Computational Mathematics
Article

Rauls, Anne-Therese ; Ulbrich, Stefan (2019)
Computation of a Bouligand Generalized Derivative for the Solution Operator of the Obstacle Problem.
In: SIAM Journal on Control and Optimization, 2019 (5)
doi: 10.1137/18m1187283
Article

Schäfer Aguilar, P. ; Schmitt, J. M. ; Ulbrich, Stefan ; Moos, M. (2019)
On the numerical discretization of optimal control problems for conservation laws.
In: Control and Cybernetics, 2019 (1)
Article

Gally, Tristan ; Kuttich, Anja ; Pfetsch, Marc E. ; Schaeffner, Maximilian ; Ulbrich, Stefan (2018)
Optimal Placement of Active Bars for Buckling Control in Truss Structures under Bar Failures.
In: Applied Mechanics and Materials, 885
Article

Kolvenbach, Philip ; Ulbrich, Stefan ; Krech, Martin ; Groche, Peter (2018)
Robust Design of a Smart Structure under Manufacturing Uncertainty via Nonsmooth PDE-Constrained Optimization.
In: Applied Mechanics and Materials, 885
Article

Bontinck, Zeger ; Lass, Oliver ; Schöps, Sebastian ; De Gersem, Herbert ; Ulbrich, Stefan ; Rain, Oliver (2018)
Robust Optimization Formulations for the Design of an Electric Machine.
In: IET Science, Measurement & Technology
doi: 10.1049/iet-smt.2018.5235
Article

Ion, Ion Gabriel ; Bontinck, Zeger ; Loukrezis, Dimitrios ; Römer, Ulrich ; Lass, Oliver ; Ulbrich, Stefan ; Schöps, Sebastian ; De Gersem, Herbert (2018)
Robust Shape Optimization of Electric Devices Based on Deterministic Optimization Methods and Finite Element Analysis With Affine Decomposition and Design Elements.
In: Electrical Engineering (Archiv für Elektrotechnik)
doi: 10.1007/s00202-018-0716-6
Article

Kolvenbach, Philip ; Lass, Oliver ; Ulbrich, Stefan (2018)
An approach for robust PDE-constrained optimization with application to shape optimization of electrical engines and of dynamic elastic structures under uncertainty.
In: Optimization and Engineering, 19 (3)
doi: 10.1007/s11081-018-9388-3
Article

Ulbrich, Stefan (2018)
Optimal boundary control of nonlinear hyperbolic conservation laws with state constraints.
"Challenges in Optimal Control of Nonlinear PDE-Systems" Oberwolfach Meeting. Oberwolfach (April 8-14, 2018)
Conference or Workshop Item

Ion, Ion Gabriel ; Loukrezis, Dimitrios ; Römer, Ulrich ; Bontinck, Zeger ; Schöps, Sebastian ; Lass, Oliver ; Ulbrich, Stefan ; De Gersem, Herbert (2018)
Shape Optimization of Electric Devices Combining a Deterministic Optimization Method With Design Elements.
11th International Symposium on Electric and Magnetic Fields (EMF 2018).
Conference or Workshop Item

Biehl, Johanna ; Ulbrich, Stefan (2018)
Adaptive Multilevel Optimization of Fluid-Structure Interaction based on Reduced Order Models.
ISMP 2018. Bordeaux, France (2018-07-06)
Conference or Workshop Item

Gugat, Martin ; Ulbrich, Stefan (2018)
Lipschitz solutions of initial boundary value problems for balance laws.
In: Mathematical Models and Methods in Applied Sciences, 28 (05)
doi: 10.1142/s0218202518500240
Article

Ulbrich, Stefan ; Biehl, Johanna (2018)
Multilevel Optimization of Fluid-Structure Interaction based on Reduced Order Models.
GAMM 89th Annual Meeting 2018. Munich, Germany (March 2018)
Conference or Workshop Item

Biehl, Johanna ; Ulbrich, Stefan
eds.: Schäfer, Michael ; Behr, Marek ; Mehl, Miriam ; Wohlmuth, Barbara (2018)
Multilevel Optimization of Fluid-Structure Interaction based on Reduced Order Models.
4th International Conference on Computational Engineering (ICCE 2017). Darmstadt, Germany (September 2017)
doi: 10.1007/978-3-319-93891-2
Conference or Workshop Item

Ion, Ion Gabriel ; Bontinck, Zeger ; Loukrezis, Dimitrios ; Römer, Ulrich ; Lass, Oliver ; Ulbrich, Stefan ; Schöps, Sebastian ; De Gersem, Herbert (2018)
Robust Shape Optimization of Electric Devices Based on Deterministic Optimization Methods and Finite-Element Analysis with Affine Parametrization and Design Elements.
In: Electrical Engineering (Springer Verlag), 2018 (4)
Article

Kuttich, Anja ; Ulbrich, Stefan
eds.: Scheven, Malte von ; Keip, Marc-André ; Karajan, Nils (2017)
Feedback Controller Design and Topology Optimization for Truss Structures Under Uncertain Dynamic Loads.
Conference or Workshop Item

Lass, Oliver ; Ulbrich, Stefan (2017)
Model Order Reduction Techniques with a Posteriori Error Control for Nonlinear Robust Optimization Governed by Partial Differential Equations.
In: SIAM Journal on Scientific Computing, 39 (5)
doi: 10.1137/16m108269x
Article

Kuttich, Anja ; Götz, Benedict ; Ulbrich, Stefan (2017)
Robust Optimization of Shunted Piezoelectric Transducers for Vibration Attenuation Considering Different Values of Electromechanical Coupling.
Conference or Workshop Item

Ulbrich, Michael ; Ulbrich, Stefan ; Bratzke, Daniela (2017)
A Multigrid Semismooth Newton Method for Semilinear Contact Problems.
In: Journal of Computational Mathematics, 35 (4)
Article

Bontinck, Zeger ; Lass, Oliver ; Schöps, Sebastian ; De Gersem, Herbert ; Ulbrich, Stefan
ed.: Jung, Hyun-Kyo (2017)
Robust Optimization of the Shape of Permanent Magnets in a Synchronous Machine Considering Stochastic Quantities.
21th Conference on the Computation of Electromagnetic Fields. Daejeon, Korea
Conference or Workshop Item

Ulbrich, Stefan ; Ziems, Jan Carsten (2017)
Adaptive multilevel trust-region methods for time-dependent PDE-constrained optimization.
In: Portugaliae Mathematica, 74 (1)
doi: 10.4171/PM/1992
Article

Roos, Michael ; Abedini, Scholeh ; Abele, Eberhard ; Albrecht, Katharina ; Anderl, Reiner ; Gibbels, Marius ; Gramlich, Sebastian ; Groche, Peter ; Horn, Benjamin M. ; Hoßfeld, Alexander ; Köhler, Stefan ; Lüthen, Hendrik ; Mattmann, Ilyas ; Melz, Tobias ; Monnerjahn, Vinzent ; Müller, Clemens ; Neuwirth, Manuel ; Niehuesbernd, Jörn ; Özel, Mahmut ; Pfetsch, Marc E. ; Reising, Jakob ; Schäfer, Stefan ; Schmidt, Sebastian (PTW) ; Turan, Emrah ; Ulbrich, Stefan ; Wagner, Christian ; Walter, Anna ; Weber Martins, Thiago ; Zimmermann, Adrian
eds.: Groche, Peter ; Bruder, Enrico ; Gramlich, Sebastian (2017)
The Result : A New Design Paradigm.
In: Manufacturing Integrated Design - Sheet Metal Product and Process Innovation
doi: 10.1007/978-3-319-52377-4_9
Book Section

Lüthen, Hendrik ; Gramlich, Sebastian ; Horn, Benjamin M. ; Mattmann, Ilyas ; Pfetsch, Marc E. ; Roos, Michael ; Ulbrich, Stefan ; Wagner, Christian ; Walter, Anna
eds.: Groche, Peter ; Bruder, Enrico ; Gramlich, Sebastian (2017)
Finding the Best: Mathematical Optimization Based on Product and Process Requirements.
In: Manufacturing Integrated Design
Book Section

Ritter, Tobias ; Ulbrich, Stefan ; Stryk, Oskar von (2017)
Decentralized Dynamic Data-Driven Monitoring of Dispersion Processes on Partitioned Domains.
In: Procedia Computer Science, 108
doi: 10.1016/j.procs.2017.05.033
Article

Fischer, Michael ; Lindemann, Florian ; Ulbrich, Michael ; Ulbrich, Stefan (2017)
Fréchet Differentiability of Unsteady Incompressible Navier--Stokes Flow with Respect to Domain Variations of Low Regularity by Using a General Analytical Framework.
In: SIAM Journal on Control and Optimization, 55 (5)
doi: 10.1137/16m1089563
Article

Hajian, Soheil ; Hintermüller, Michael ; Ulbrich, Stefan (2017)
Total variation diminishing schemes in optimal control of scalar conservation laws.
In: IMA Journal of Numerical Analysis, 39 (1)
doi: 10.1093/imanum/drx073
Article

Gugat, Martin ; Ulbrich, Stefan (2017)
The isothermal Euler equations for ideal gas with source term: Product solutions, flow reversal and no blow up.
In: Journal of Mathematical Analysis and Applications, 454 (1)
Article

Roos, Michael ; Horn, Benjamin M. ; Gramlich, Sebastian ; Ulbrich, Stefan ; Kloberdanz, Hermann
eds.: Wang, Lihui ; Kjellberg, Torsten (2016)
Manufacturing Integrated Algorithm-Based Product Design – Case Study of a Snap-Fit Fastening.
26th CIRP Design Conference. Stockholm (15.-17. Juni 2016)
Conference or Workshop Item

Ulbrich, Stefan
eds.: Carraro, Thomas ; Geiger, Michael ; Körkel, Stefan ; Rannacher, Rolf (2016)
Preconditioners based on "Parareal" time-domain decomposition for time-dependent PDE-constrained optimization.
In: Multple Shooting and time domain decomposition methods
Book Section

Gally, Tristan ; Pfetsch, Marc E. ; Ulbrich, Stefan (2016)
A Framework for Solving Mixed-Integer Semidefinite Programs.
In: Optimization Methods and Software, 33 (3)
Article

Ritter, Tobias ; Euler, Juliane ; Ulbrich, Stefan ; Stryk, Oskar von (2016)
Decentralized Dynamic Data-Driven Monitoring of Atmospheric Dispersion Processes.
In: Procedia Computer Science, 80
Article

Gally, Tristan ; Gehb, Christopher Maximilian ; Kolvenbach, Philip ; Kuttich, Anja ; Pfetsch, Marc E. ; Ulbrich, Stefan (2015)
Robust Truss Topology Design with Beam Elements via Mixed Integer Nonlinear Semidefinite Programming.
In: Applied Mechanics and Materials, 807
Article

Euler, Juliane ; Ritter, Tobias ; Ulbrich, Stefan ; Stryk, Oskar von
eds.: Ravela, Sai ; Sandu, Adrian (2015)
Centralized Ensemble-Based Trajectory Planning of Cooperating Sensors for Estimating Atmospheric Dispersion Processes.
In: Dynamic Data-Driven Environmental Systems Science
doi: 10.1007/978-3-319-25138-7
Book Section

Pfaff, Sebastian ; Ulbrich, Stefan (2015)
Optimal Boundary Control of Nonlinear Hyperbolic Conservation Laws with Switched Boundary Data.
In: SIAM Journal on Control and Optimization, 53 (3)
Article

Bäcker, Frederic ; Bratzke, Daniela ; Groche, Peter ; Ulbrich, Stefan (2015)
Time-varying process control for stringer sheet forming by a deterministic derivative-free optimization approach.
In: The International Journal of Advanced Manufacturing Technology, 80
Article

Herzog, Roland ; Rösch, Arnd ; Ulbrich, Stefan ; Wollner, Winnifried
eds.: Leugering, Günter ; Benner, Peter ; Engell, Sebastian ; Griewank, Andreas ; Harbrecht, Helmut ; Hinze, Michael ; Rannacher, Rolf ; Ulbrich, Stefan (2014)
OPTPDE: A Collection of Problems in PDE-Constrained Optimization.
In: Trends in PDE Constrained Optimization
doi: 10.1007/978-3-319-05083-6_34
Book Section

Ritter, Tobias ; Euler, Juliane ; Ulbrich, Stefan ; Stryk, Oskar von (2014)
Adaptive Observation Strategy for Dispersion Process Estimation Using Cooperating Mobile Sensors.
Conference or Workshop Item

Philipp, Anne ; Ulbrich, Stefan ; Yong, Cheng ; Pesavento, Marius (2014)
Multiuser downlink beamforming with interference cancellation using a SDP-based branch-and-bound algorithm.
2014 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP). Florence, Italy (04.-09.05.2014)
doi: 10.1109/ICASSP.2014.6855103
Conference or Workshop Item

Schiela, Anton ; Ulbrich, Stefan (2014)
OPERATOR PRECONDITIONING FOR A CLASS OF INEQUALITY CONSTRAINED OPTIMAL CONTROL PROBLEMS.
In: Siam Journal on Optimization, 24 (1)
Article

Bott, Stefanie ; Clever, Debora ; Lang, Jens ; Ulbrich, Stefan ; Ziems, Jan ; Schröder, D.
eds.: Leugering, G. ; Benner, P. ; Engell, S. ; Griewank, A. ; Harbrecht, H. ; Hinze, Michael ; Rannacher, R. ; Ulbrich, Stefan (2014)
On a Fully Adaptive SQP Method for PDAE-Constrained Optimal Control Problems with Control and State Constraints.
In: Trends in PDE Constrained Optimization
Book Section

Ghiglieri, Jane ; Ulbrich, Stefan (2014)
Optimal Flow Control based on POD and MPC and an Application to the Cancellation of Tollmien-Schlichting Waves.
85th Annual Meeting of GAMM. Erlangen
Conference or Workshop Item

Ghiglieri, Jane ; Ulbrich, Stefan (2014)
Optimal flow control based on POD and MPC and an application to the cancellation of Tollmien-Schlichting waves.
In: Optimization Methods & Software, 29 (5)
Article

Al-Baali, Mehiddin ; Bonnans, Frederic ; Evtushenko, Yuri ; Fukushima, Masao ; Griewank, Andreas ; Hintermueller, Michael ; Kocvara, Michal ; Nesterov, Yurii E. ; Pardalos, Panos M. ; Powell, Michael J. D. ; Qi, Liqun ; Ruszczynski, Andrzej ; Sachs, Ekkehard ; Sciandrone, Marco ; Toint, Philippe ; Ulbrich, Stefan ; Vicente, Luis Nunes ; Ye, Yinyu ; Yildirim, E. Alper ; Yuan, Ya-xiang ; Burdakov, Oleg (2014)
Special Issue: The 3rd International Conference on Optimization Methods and Software (May 13-17, 2012, Chania, Greece) Foreword.
In: Optimization Methods & Software, 29 (5)
Article

Habermehl, Kai ; Ulbrich, Stefan (2013)
Achilles High Heel - Mach einen Schuh draus!
In: Mitteilung der Deutschen Mathematiker Vereinigung (DMV), 21 (2)
Article

Roth, Rolf ; Ulbrich, Stefan (2013)
A Discrete Adjoint Approach for the Optimization of Unsteady Turbulent Flows.
In: Flow Turbulence and Combustion, 90 (4)
Article

Hess, Wolfgang ; Ulbrich, Stefan (2013)
An inexact (1) penalty SQP algorithm for PDE-constrained optimization with an application to shape optimization in linear elasticity.
In: Optimization Methods & Software, 28 (5)
Article

Göllner, Thea ; Hess, Wolfgang ; Ulbrich, Stefan (2012)
Geometry optimization of branched sheet metal products.
In: Proceedings in Applied Mathematics and Mechanics, 12 (1)
Article

Koller, Daniela ; Ulbrich, Stefan
ed.: Groche, Peter (2012)
Ableitungsfreie Optimierungsverfahren für die optimale Steuerung von wirkmedienbasierten Tiefziehprozessen.
In: Tagungsband 4. Zwischenkolloquium des Sonderforschungsbereich 666
Book Section

Göllner, Thea ; Günther, Ute ; Hess, Wolfgang ; Pfetsch, Marc ; Ulbrich, Stefan
ed.: Groche, Peter (2012)
Optimierung der Geometrie und Topologie flächiger verzweigter Blechbauteile und von Mehrkammerprofilen.
In: Tagungsband 4. Zwischenkolloquium Sonderforschungsbereich 666
Book Section

Mosch, Lucia ; Adolph, Siri ; Betz, R. ; Eckardt, W. ; Tizi, A. ; Mathias, Johannes ; Habermehl, Kai ; Bohn, Andrea ; Ulbrich, Stefan (2012)
Control of Uncertainties within an interdisciplinary design approach of a robust high heel,.
Uncertainties 2012. Maresias-SP, Brasilien (20.02.2012)
Conference or Workshop Item

Hess, Wolfgang ; Ulbrich, Stefan (2012)
An inexact ℓ1 penalty SQP algorithm for PDE-constrained optimization with an application to shape optimization in linear elasticity.
In: Optimization Methods and Software
Article

Clever, Debora ; Lang, Jens ; Ulbrich, Stefan ; Ziems, Jan
ed.: Leugering, Guenter (2012)
Generalized Multilevel SQP- methods for PDAE-constrained Optimization Based on Space-Time Adaptive PDAE Solvers.
In: Constrained Optimization and Optimal Control for Partial Differential Equations
Book Section

Groche, Peter ; Schmitt, Wolfram ; Bohn, Andrea ; Gramlich, Sebastian ; Ulbrich, Stefan ; Günther, Ute (2012)
Integration of manufacturing-induced properties in product design.
In: CIRP Annals - Manufacturing Technology, Elsevier, Manchester, 61 (1)
Article

Ghiglieri, Jane ; Ulbrich, Stefan (2012)
Optimal Flow Control Based on POD and MPC for the Cancellation of Tollmien-Schlichting Waves by Plasma Actuators.
3rd Conference on Optimization Methods and Software. Crete, Greece
Conference or Workshop Item

Ghiglieri, Jane ; Ulbrich, Stefan (2012)
Optimal Flow Control Based on POD and MPC for the Cancellation of Tollmien-Schlichting Waves by Plasma Actuators.
21st International Symposium on Mathematical Programming. Berlin
Conference or Workshop Item

Drewes, Sarah ; Ulbrich, Stefan
eds.: Lee, Jon ; Leyffer, Sven (2012)
Subgradient Based Outer Approximation for Mixed Integer Second Order Cone Programming.
In: Mixed-Integer Nonlinear Optimization
Book Section

Koller, Daniela ; Ulbrich, Stefan (2011)
Optimal control of hydroforming processes.
In: PAMM, 11 (1)
Article

Göllner, Thea ; Günther, Ute ; Hess, Wolfgang ; Martin, Alexander ; Ulbrich, Stefan (2011)
Topology and Geometry Optimization of Branched Sheet Metal Products.
In: PAMM, 11 (1)
Article

Sichau, Adrian ; Ulbrich, Stefan (2011)
A Second Order Approximation Technique for Robust Shape Optimization.
First International Conference on Uncertainty in Mechanical Engineering (ICUME). Darmstadt, Germany (14.11.2011-15.11.2011)
Conference or Workshop Item

Ziems, Jan ; Ulbrich, Stefan (2011)
Adaptive Multilevel Inexact SQP Methods for PDE-constrained Optimization.
In: SIAM Journal on Optimization, 21 (1)
Article

Elsemüller, Jane ; Ulbrich, Stefan (2011)
Optimal Flow Control Based on POD for the Cancellation of Tollmien-Schlichting Waves by Plasma Actuators.
SIAM Conference on Optimization. Darmstadt, Germany
Conference or Workshop Item

Elsemüller, Jane ; Ulbrich, Stefan (2011)
Optimal Flow Control Based on POD for the Cancellation of Tollmien-Schlichting Waves by Plasma Actuators.
GAMM 82nd Annual Meeting. Graz, Austria
Conference or Workshop Item

Ghiglieri, Jane ; Ulbrich, Stefan (2011)
Optimal Flow Control Based on POD for the Cancellation of Tollmien-Schlichting Waves by Plasma Actuators.
2nd International Conference on Computational Engineering. Darmstadt, Germany
Conference or Workshop Item

Ghiglieri, Jane ; Ulbrich, Stefan (2011)
Optimal Flow Control based on POD for the Cancellation of Tollmien-Schlichting Waves by Plasma Actuators.
25th IFIP TC 7 Conference 2011. Berlin
Conference or Workshop Item

Göllner, Thea ; Günther, Ute ; Hess, Wolfgang ; Martin, Alexander ; Ulbrich, Stefan
ed.: Groche, Peter (2010)
Form- und Topologieoptimierung verzweigter Blechbauteile.
In: Tagungsband / Sonderforschungsbereich 666 Integrale Blechbauweisen höherer Verzweigungsordnung - Entwicklung, Fertigung, Bewertung : 3. Zwischenkolloquium 29./30. September 2010
Book Section

Koller, Daniela ; Ulbrich, Stefan
ed.: Groche, Peter (2010)
Optimale Steuerung wirkmedienbasierter Tiefziehprozesse.
In: Tagungsband / Sonderforschungsbereich 666 Integrale Blechbauweisen höherer Verzweigungsordnung - Entwicklung, Fertigung, Bewertung : 3. Zwischenkolloquium 29./30. September 2010
Book Section

Giles, Mike ; Ulbrich, Stefan (2010)
CONVERGENCE OF LINEARIZED AND ADJOINT APPROXIMATIONS FOR DISCONTINUOUS SOLUTIONS OF CONSERVATION LAWS. PART 2: ADJOINT APPROXIMATIONS AND EXTENSIONS.
In: Siam Journal on Numerical Analysis, 48 (3)
Article

Clever, Debora ; Lang, Jens ; Ulbrich, Stefan ; Ziems, Jan (2010)
Combination of an Adaptive Multilevel SQP Method and a Space-Time Adaptive PDAE Solver for Optimal Control Problems.
Procedia Computer Science.
Conference or Workshop Item

Giles, Mike ; Ulbrich, Stefan (2010)
Convergence of Linearised and Adjoint Approximations for Discontinuous Solu-tions of Conservation Laws. Part 1: Linearised Approximations and Linearised Output Functionals.
In: SIAM Journal on Numerical Analysis, 48
Article

Giles, Mike ; Ulbrich, Stefan (2010)
Convergence of linearized and adjoint approximations for discontinuous solutions of conservation laws. Part 1: Linearized approximations and linearized output functionals.
In: Siam Journal on Numerical Analysis, 48 (3)
Article

Hinze, Michael ; Pinnau, Rene ; Ulbrich, Michael ; Ulbrich, Stefan (2009)
Optimization with PDE constraints.
Book

Ulbrich, Michael ; Ulbrich, Stefan (2009)
Primal-dual interior-point methods for PDE-constrained optimization.
In: Math. Progr., 117
Article

Ulbrich, Stefan (2007)
Generalized SQP-Methods with ''Parareal'' Time-Domain Decomposition for Time-dependent PDE-constrained Optimization.
In: Real-Time PDE-Constrained Optimization ; Philadelphia : 2007 ; SIAM ; 145-168 ; ISBN: 978-0-898716-21-4
Book Section

Ulbrich, Stefan (2007)
Generalized SQP-methods with 'parareal' time-domain decomposition for time-dependent PDE-constraint optimization.
In: Real-time PDE-constrained optimization / edited by Lorenz Biegler. - Philadelphia, PA : Society for Industrial and Applied Mathematics, 2007, S. 145-168 ISBN: 978-0-89871-621-4
Book Section

Wu, Zhenyu ; Anderl, Reiner ; Ulbrich, Stefan ; Günther, Ute ; Martin, Alexander ; Kormann, Marco ; Rollmann, Thomas (2007)
Ein Ansatz zur Algorithmen-getriebenen Konstruktion - Paradigmenwechsel in der Produktentstehung.
In: Konstruktion, (5)
Article

Ulbrich, Stefan
eds.: Biegler, Lorenz T. ; Keyes, David ; Ghattas, Omar ; Bloemen Waanders, Bart van ; Heinkenschloss, Matthias (2007)
Generalized SQP-Methods with 'Parareal' Time-Domain Decomposition for Time-dependent PDE-constrained Optimization.
In: Real-Time PDE-Constrained Optimization
Book Section

Wu, Zhenyu ; Anderl, Reiner ; Ulbrich, Stefan ; Günther, Ute ; Martin, Alexander ; Kormann, Marco ; Rollmann, Thomas (2007)
An approach to algorithm-based design in product development.
In: Konstruktion, (5)
Article

Wäldele, Martin ; Birkhofer, Herbert ; Ulbrich, Stefan ; Martin, Alexander ; Fügenschuh, Armin ; Günther, Ute ; Walter, Martin (2006)
Optimization of Sheet Metal Products.
In: Operations Research Proceedings 2005, Selected Papers of the Annual International Conference of the German Operations Research Society (GOR), Bremen, September 7–9, 2005
Book Section

Wäldele, Martin ; Birkhofer, Herbert ; Ulbrich, Stefan ; Alexander, Martin ; Fügenschuh, Armin ; Günther, Ute ; Walter, Martin (2006)
Topology- and shape-optimization of branched sheet metal products.
In: Operations Research Proceedings 2005
Book Section

Groche, Peter ; Wu, Zhenyu ; Anderl, Reiner ; Ulbrich, Stefan ; Martin, Alexander ; Günther, Ute ; Greif, Günter ; Rollmann, Thomas (2005)
An Algorithm Based Approach for Integral Sheet Metal Design with Higher Order Bifurcations.
PACE Annual Forum 2005. Darmstadt, Germany
Conference or Workshop Item

Ulbrich, M. ; Ulbrich, Stefan ; Vicente, L. N. (2004)
Globally Convergent Primal-Dual Interior-Point Filter Method for Nonlinear Programming.
In: Mathematical Programming Ser. A. (ISSN 0025-5610 (pr. version); ISSN 1436-4646 (electronic version), 100
Article

Ulbrich, Stefan (2004)
On the superlinear local convergence of a filter-SQP method.
In: Mathematical Programming, 100 (1)
Article

Ulbrich, Michael ; Ulbrich, Stefan ; Vicente, Luis N. (2004)
A globally convergent primal-dual interior point filter method for nonlinear programming.
In: Mathematical Programming, 100
Article

Ulbrich, Stefan (2003)
Adjoint-based derivative computations for the optimal control of discontinuous solutions of hyperbolic conservation laws.
In: Systems and Control Letters, 48
Article

Ulbrich, Stefan (2003)
Non-monotone trust region methods for nonlinear equality constrained optimization without a penalty function.
In: Math. Program., 95
Article

Ulbrich, Stefan (2002)
Numerical solution of optimal control problems governed by the compressible Navier-Stokes equations.
In: Optimal Control of Complex Structures, Internat. Ser. Numer. Math., 139
Article

Ulbrich, Stefan (2002)
Optimal control of unsteady compressible viscous flows.
In: Internat. J. Numer. Methods Fluids, 40
Article

Ulbrich, Stefan (2002)
A sensitivity and adjoint calculus for discontinuous solutions of hyperbolic conservation laws with source terms.
In: SIAM J. Control Optim., 41
Article

Ulbrich, Stefan (2001)
Towards adjoint-based methods for aeroacoustic control.
Conference or Workshop Item

Ulbrich, Stefan (2000)
Superlinear convergence of affine-scaling interior-point Newton methods for infinite-dimensional nonlinear problems with pointwise bounds.
In: SIAM J. Control Optim., 38
Article

Ulbrich, Stefan (1999)
Global convergence of trust-region interior-point algorithms for infinite-dimensional nonconvex minimization subject to pointwise bounds.
In: SIAM J. Control Optim., 37
Article

Ulbrich, Stefan (1999)
Superlinear and quadratic convergence of affine-scaling interior-point Newton methods for problems with simple bounds without strict complementarity assumption.
In: Math. Program., 86
Article

Ulbrich, Stefan (1996)
Automatic differentiation: a structure-exploiting forward mode with almost optimal complexity for Kantorovic trees.
In: Applied mathematics and parallel computing
Book Section