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Prof. Dr. rer. nat. Irwin Yousept

Anschrift
Thea-Leymann-Str. 9
45127 Essen
Raum
WSC-W-4.14
Telefon
0201/183-6894
Telefax
0201/183-2426
E-Mail
irwin.yousept@uni-due.de

Funktionen

  • Professor/in, Mathematik / Campus Essen

  • Gruppe der Professorinnen und Professoren, Fakultätsrat

Die folgenden Publikationen sind in der Online-Universitätsbibliographie der Universität Duisburg-Essen verzeichnet. Weitere Informationen finden Sie gegebenenfalls auch auf den persönlichen Webseiten der Person.

    Artikel in Zeitschriften

  • Ammann, Luis; Yousept, Irwin; Rösch, Arnd (Gefeierte Person)
    Numerical analysis for a hyperbolic pde-constrained optimization problem in acoustic full waveform inversion : Dedicated to the 60th birthday of Arnd Rösch
    In: Mathematical Control and Related Fields (MCRF), Jg. 15, 2025, Nr. 4, S. 1241 – 1261
    DOI, Online Volltext (Open Access)
  • Hensel, Maurice; Winckler, Malte; Yousept, Irwin
    Numerical solutions to Hyperbolic Maxwell quasi-variational inequalities in Bean-Kim model for type-II superconductivity
    In: Mathematical Modelling and Numerical Analysis (ESAIM-M2AN), Jg. 58, 2024, Nr. 4, S. 1385 – 1411
    DOI (Open Access)
  • Ammann, Luis; Yousept, Irwin
    Acoustic Full Waveform Inversion via Optimal Control : First- and Second-Order Analysis
    In: SIAM Journal on Control and Optimization, Jg. 61, 2023, Nr. 4, S. 2468 – 2496
    DOI
  • Hensel, Maurice; Yousept, Irwin
    Eddy current approximation in Maxwell obstacle problems
    In: Interfaces and Free Boundaries, Jg. 25, 2023, Nr. 1, S. 1 – 36
    DOI (Open Access)
  • Caselli, Gabriele; Hensel, Maurice; Yousept, Irwin
    Quasilinear Variational Inequalities in Ferromagnetic Shielding : Well-Posedness, Regularity, and Optimal Control
    In: SIAM Journal on Control and Optimization, Jg. 61, 2023, Nr. 4, S. 2043 – 2068
    DOI
  • Hensel, Maurice; Yousept, Irwin
    Numerical Analysis for Maxwell Obstacle Problems in Electric Shielding
    In: SIAM Journal on Numerical Analysis, Jg. 60, 2022, Nr. 3, S. 1083 – 1110
    DOI
  • Chen, De-Han; Jiang, Daijun; Yousept, Irwin; Zou, Jun
    Variational source conditions for inverse Robin and flux problems by partial measurements
    In: Inverse Problems and Imaging (IPI), Jg. 16, 2022, Nr. 2, S. 283 – 304
    DOI
  • Lamacz-Keymling, Agnes; Yousept, Irwin
    High-order homogenization in optimal control by the Bloch wave method
    In: Control, Optimisation and Calculus of Variations (ESAIM-COCV), Jg. 27, 2021, 100
    DOI (Open Access)
  • Albuquerque, Yuri F.; Laurain, Antoine; Yousept, Irwin
    Level set-based shape optimization approach for sharp-interface reconstructions in time-domain full waveform inversion
    In: SIAM Journal on Applied Mathematics, Jg. 81, 2021, Nr. 3, S. 939 – 964
    DOI, Online Volltext (Open Access)
  • Yousept, Irwin
    Maxwell quasi-variational inequalities in superconductivity
    In: Mathematical Modelling and Numerical Analysis (ESAIM-M2AN), Jg. 55, 2021, Nr. 4, S. 1545 – 1568
    DOI (Open Access)
  • Betz, Livia; Yousept, Irwin
    Optimal control of elliptic variational inequalities with bounded and unbounded operators
    In: Mathematical Control and Related Fields (MCRF), Jg. 11, 2021, Nr. 3, S. 479 – 498
    DOI, Online Volltext (Open Access)
  • Chen, De-Han; Hofmann, Bernd; Yousept, Irwin
    Oversmoothing Tikhonov regularization in Banach spaces
    In: Inverse Problems, Jg. 37, 2021, Nr. 8, 085007
    DOI, Online Volltext (Open Access)
  • Laurain, Antoine; Winckler, Malte; Yousept, Irwin
    Shape optimization for superconductors governed by h(curl)-elliptic variational inequalities
    In: SIAM Journal on Control and Optimization, Jg. 59, 2021, Nr. 3, S. 2247 – 2272
    DOI, Online Volltext (Open Access)
  • Chen, De-Han; Yousept, Irwin
    Variational source conditions in Lp-spaces
    In: SIAM Journal on Mathematical Analysis, Jg. 53, 2021, Nr. 3, S. 2863 – 2889
    DOI, Online Volltext (Open Access)
  • Winckler, Malte; Yousept, Irwin; Zou, Jun
    Adaptive edge element approximation for H(curl) elliptic variational inequalities of second kind
    In: SIAM Journal on Numerical Analysis, Jg. 58, 2020, Nr. 3, S. 1941 – 1964
    DOI
  • Xu, Yifeng; Yousept, Irwin; Zou, Jun
    An adaptive edge element approximation of a quasilinear H (curl)-elliptic problem
    In: Mathematical Models and Methods in Applied Sciences, Jg. 30, 2020, Nr. 14, S. 2799 – 2826
    DOI
  • Lam, Kei Fong; Yousept, Irwin
    Consistency of a phase field regularisation for an inverse problem governed by a quasilinear Maxwell system
    In: Inverse Problems, Jg. 36, 2020, Nr. 4, 045011
    DOI (Open Access)
  • Yousept, Irwin
    Hyperbolic Maxwell variational inequalities of the second kind
    In: Control, Optimisation and Calculus of Variations (ESAIM-COCV), Jg. 26, 2020, 34
    DOI, Online Volltext (Open Access)
  • Yousept, Irwin
    Well-posedness theory for electromagnetic obstacle problems
    In: Journal of Differential Equations, Jg. 269, 2020, Nr. 10, S. 8855 – 8881
    DOI, Online Volltext (Open Access)
  • Winckler, Malte; Yousept, Irwin
    Fully discrete scheme for bean's critical-state model with temperature effects in superconductivity
    In: SIAM Journal on Numerical Analysis, Jg. 57, 2019, Nr. 6, S. 2685 – 2706
    DOI, Online Volltext (Open Access)
  • Betz, Livia; Winckler, Malte; Yousept, Irwin
    Supraleiter und Mathematik : Ohne elektrischen Widerstand auf dem Weg zur Energieversorgung von morgen
    In: Unikate: Berichte aus Forschung und Lehre, 2019, Nr. 53: Mathematik - Herausforderung des Nichtlinearen, S. 111 – 120
    DOI, Online Volltext (Open Access)
  • Chen, De-Han; Yousept, Irwin
    Variational source condition for ill-posed backward nonlinear Maxwell's equations
    In: Inverse Problems, Jg. 35, 2019, Nr. 2, 025001
    DOI (Open Access)
  • Pauly, Dirk; Yousept, Irwin
    A posteriori error analysis for the optimal control of magneto-static fields
    In: Mathematical Modelling and Numerical Analysis (ESAIM-M2AN), Jg. 51, 2017, Nr. 6, S. 2159 – 2191
    DOI, Online Volltext (Open Access)
  • Yousept, Irwin; Zou, Jun
    Edge Element Method for Optimal Control of Stationary Maxwell System with Gauss Law
    In: SIAM Journal on Numerical Analysis, Jg. 55, 2017, Nr. 6, S. 2787 – 2810
    DOI, Online Volltext (Open Access)
  • Yousept, Irwin
    Hyperbolic Maxwell Variational Inequalities for Bean's Critical-State Model in Type-II Superconductivity
    In: SIAM Journal on Numerical Analysis, Jg. 55, 2017, Nr. 5, S. 2444 – 2464
    DOI, Online Volltext (Open Access)
  • Yousept, Irwin
    Optimal Control of Non-Smooth Hyperbolic Evolution Maxwell Equations in Type-II Superconductivity
    In: SIAM Journal on Control and Optimization, Jg. 55, 2017, Nr. 4, S. 2305 – 2332
    DOI, Online Volltext (Open Access)
  • Bommer, Vera; Yousept, Irwin
    Optimal control of the full time-dependent maxwell equations
    In: Mathematical Modelling and Numerical Analysis (ESAIM-M2AN), Jg. 50, 2016, Nr. 1, S. 237 – 261
    DOI
  • Hoppe, Ronald H.W.; Yousept, Irwin
    Adaptive edge element approximation of H(curl)-elliptic optimal control problems with control constraints
    In: BIT - Numerical Mathematics, Jg. 55, 2015, Nr. 1, S. 255 – 277
    DOI, Online Volltext (Open Access)
  • Yousept, Irwin
    Optimal bilinear control of eddy current equations with grad–div regularization
    In: Journal of Numerical Mathematics, Jg. 23, 2015, Nr. 1, S. 81 – 98
    DOI, Online Volltext (Open Access)
  • De Los Reyes, Juan Carlos; Yousept, Irwin
    Optimal control of electrorheological fluids through the action of electric fields
    In: Computational Optimization and Applications, Jg. 62, 2015, Nr. 1, S. 241 – 270
    DOI
  • Hintermüller, Michael; Laurain, Antoine; Yousept, Irwin
    Shape sensitivities for an inverse problem in magnetic induction tomography based on the eddy current model
    In: Inverse Problems, Jg. 31, 2015, Nr. 6, 065006
    DOI, Online Volltext (Open Access)
  • Yousept, Irwin
    Optimal control of quasilinear H(curl)-elliptic partial differential equations in magnetostatic field problems
    In: SIAM Journal on Control and Optimization, Jg. 51, 2013, Nr. 5, S. 3624 – 3651
    DOI
  • Yousept, Irwin
    Finite Element Analysis of an Optimal Control Problem in the Coefficients of Time-Harmonic Eddy Current Equations
    In: Journal of Optimization Theory and Applications (JOTA), Jg. 154, 2012, Nr. 3, S. 879 – 903
    DOI
  • Yousept, Irwin
    Optimal control of Maxwell’s equations with regularized state constraints
    In: Computational Optimization and Applications, Jg. 52, 2012, Nr. 2, S. 559 – 581
    DOI
  • Tröltzsch, Fredi; Yousept, Irwin
    PDE-constrained optimization of time-dependent 3D electromagnetic induction heating by alternating voltages
    In: Mathematical Modelling and Numerical Analysis (ESAIM-M2AN), Jg. 46, 2012, Nr. 4, S. 709 – 729
    DOI
  • Druet, Pierre-Étienne; Yousept, Irwin; Klein, Olaf; Sprekels, Jürgen; Tröltzsch, Fredi
    Optimal control of 3D state-constrained induction heating problems with nonlocal radiation effects
    In: SIAM Journal on Control and Optimization, Jg. 49, 2011, Nr. 4, S. 1707 – 1736
    DOI
  • Hintermüller, Michael; Yousept, Irwin
    A sensitivity-based extrapolation technique for the numerical solution of state-constrained optimal control problems
    In: Control, Optimisation and Calculus of Variations (ESAIM-COCV), Jg. 16, 2010, Nr. 3, S. 503 – 522
    DOI
  • Yousept, Irwin
    Optimal control of a nonlinear coupled electromagnetic induction heating system with pointwise state constraints
    In: Annals of the Academy of Romanian Scientists: Series on Mathematics and its Applications, Jg. 2, 2010, Nr. 1, S. 45 – 77
    Online Volltext
  • Tröltzsch, Fredi; Yousept, Irwin
    A regularization method for the numerical solution of elliptic boundary control problems with pointwise state constraints
    In: Computational optimization and applications, Jg. 42, 2009, Nr. 1, S. 43 – 66
    DOI
  • Meyer, Christian; Yousept, Irwin
    Regularization of state-constrained elliptic optimal control problems with nonlocal radiation interface conditions
    In: Computational optimization and applications, Jg. 44, 2009, Nr. 2, S. 183 – 212
    DOI
  • De Los Reyes, Juan Carlos; Yousept, Irwin
    Regularized state-constrained boundary optimal control of the Navier–Stokes equations
    In: Journal of mathematical analysis and applications, Jg. 356, 2009, Nr. 1, S. 257 – 279
    DOI
  • Tröltzsch, Fredi; Yousept, Irwin
    Source Representation Strategy for Optimal Boundary Control Problems with State Constraints
    In: Zeitschrift für Analysis und ihre Anwendungen = Journal for analysis and its applications, Jg. 28, 2009, Nr. 2, S. 189 – 203
    Online Volltext
  • Meyer, Christian; Yousept, Irwin
    State-constrained optimal control of semilinear elliptic equations with nonlocal radiation interface conditions
    In: SIAM journal on control and optimization, Jg. 48, 2009, Nr. 2, S. 734 – 755
    DOI
  • Hintermüller, Michael; Tröltzsch, Fredi; Yousept, Irwin
    Mesh-independence of semismooth Newton methods for Lavrentiev-regularized state constrained nonlinear optimal control problems
    In: Numerische Mathematik, Jg. 108, 2008, Nr. 4, S. 571 – 603
    DOI

    • Aufsätze

  • De-Han, Chen; Yousept, Irwin
    Variational source condition for Ill-posed backward nonlinear Maxwell’s equations
    Berlin, 2018
    Online Volltext, Online Volltext (Open Access)

    • Beiträge in Sammelwerken und Tagungsbänden

  • Winckler, Malte; Yousept, Irwin
    Maxwell Variational Inequalities in Type-II Superconductivity
    In: Non-Smooth and Complementarity-Based Distributed Parameter Systems: Simulation and Hierarchical Optimization / Hintermüller, Michael; Herzog, Roland; Kanzow, Christian; Ulbrich, Michael; Ulbrich, Stefan (Hrsg.). Cham; Basel; Boston, Mass.; Berlin: Springer, 2022, S. 499 – 519
    DOI