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Publications of Prof. Dr. Alfred Schmidt

Monographies (1)

  1. A. Schmidt, K. G. Siebert.
    Design of adaptive finite element software: The finite element toolbox ALBERTA.
    Lecture Notes in Computational Science and Engineering 42, 320 pages, Springer Verlag, 2005.

Book Chapters (11)

  1. E. Bänsch, A. Schmidt.
    Free boundary problems in fluids and materials.
    Geometric Partial Differential Equations - Part I, A. Bonito, R. H. Nochetto (Eds.), Handbook of Numerical Analysis Vol. 21, pp. 555-619, Elsevier, 2020.
  2. B. Kuhfuß, C. Schattmann, M. Jahn, A. Schmidt, F. Vollertsen, E. Moumi, C. Schenck, M. Herrmann, S. Ishkina, L. Rathmann, L. Heinrich.
    Micro Forming Processes.
    Cold Micro Metal Forming, F. Vollertsen, S. Friedrich, B. Kuhfuß, P. Maaß, C. Thomy, H. Zoch (Eds.), Lecture Notes in Production Engineering, pp. 27-94, Springer Verlag, 2020.
  3. A. Luttmann, M. Jahn, A. Schmidt.
    Modeling and Simulation Approaches for the Production of Functional Parts in Micro Scale.
    Progress in Industrial Mathematics at ECMI 2018, Springer Mathematics in Industry Vol. 30, pp. 51-58, Springer Verlag, 2019.
  4. A. Schmidt, C. Niebuhr, J. Montalvo Urquizo, M. G. Villarreal-Marroquin.
    Simulation and multi-objective optimization of thermal distortions for milling processes.
    Progress in Industrial Mathematics at ECMI 2018, Springer Mathematics in Industry Vol. 30, pp. 421-428, Springer Verlag, 2019.
  5. A. Menzel, A. Schmidt.
    Optimization and Compensation Strategies.
    Thermal Effects in Complex Machining Processes - Final Report of the DFG Priority Program 1480, D. Biermann, F. Hollmann (Eds.), LNPE, pp. 23-27, Springer Verlag, 2017.
  6. A. Schmidt, E. Bänsch, M. Jahn, A. Luttmann, C. Niebuhr, J. Vehmeyer.
    Optimization of Engineering Processes Including Heating in Time-Dependent Domains.
    Proceedings of IFIP TC7 2015: System Modeling and Optimization (CSMO 2015), IFIP AICT Series Vol. 494, pp. 452-461, Springer Verlag, 2017.
  7. B. Denkena, P. Maaß, A. Schmidt, D. Niederwestberg, J. Vehmeyer, C. Niebuhr, P. Gralla.
    Thermomechanical Deformation of Complex Workpieces in Milling and Drilling Processes.
    Thermal Effects in Complex Machining Processes - Final Report of the DFG Priority Program 1480, D. Biermann, F. Hollmann (Eds.), LNPE, pp. 219-250, Springer Verlag, 2017.
  8. A. Schmidt, C. Niebuhr.
    (Ideas about) Adaptive FEM for problems with time-dependent domains.
    , Oberwolfach Report 42/2016, pp. 56-58, Mathematisches Forschungsinstitut Oberwolfach (MFO), 2016.
  9. J. Montalvo Urquizo, A. Schmidt.
    Simulation Technologies: FEM-Simulation.
    Micro Metal Forming, F. Vollertsen (Eds.), Production & Process Engineering, pp. 347-359, Springer Verlag, 2013.

    online at: Springer-Verlag Website

  10. A. Muntean, M. Böhm, A. Schmidt.
    On the motion of internal carbonation layers.
    Simulation of Time Dependent Degradation of Porous Materials (Final report on Priority Program 1122 DFG), L. Franke, G. Deckelmann, R. Espinosa-Marzal (Eds.), pp. 53-67, Cuvillier Verlag, 2009.
  11. M. Wolff, M. Böhm, A. Schmidt.
    A thermodynamically consistent model of the material behaviour of steel including phase transformations, classical and transformation-induced plasticity.
    Trends in Applications of Mathematics to Mechanics, Y. Wang, K. Hutter (Eds.), Shaker Verlag, 2005.

Articles (20)

  1. E. Bänsch, A. Luttmann, J. Montalvo Urquizo, A. Schmidt, M. G. Villarreal-Marroquin.
    Simulation and multi-objective optimization to improve the final shape and process efficiency of a laser-based material accumulation process.
    Journal of Mathematics in Industry, 10(2), 30 p., 2020.
  2. J. Montalvo Urquizo, C. Niebuhr, A. Schmidt, M. G. Villarreal-Marroquin.
    Reducing deformation, stress and tool wear during milling processes using simulation-based multiobjective optimization.
    The International Journal of Advanced Manufacturing Technology, 96:1859-1873, 2018.
  3. D. Hömberg, Q. Liu, J. Montalvo Urquizo, D. Nadolski, T. Petzold, A. Schmidt, A. Schulz.
    Simulation of multi-frequency-induction-hardening including phase transitions and mechanical effects.
    Finite Elements in Analysis and Design, Vol 121:86-100, Elsevier, 2016.
  4. M. Jahn, H. Brüning, A. Schmidt, F. Vollertsen.
    Energy dissipation in laser-based free form heading: a numerical approach.
    Production Engineering - Research and Development, , Springer Verlag, 2013.

    DOI: 10.1007/s11740-013-0509-8
    online at: http://link.springer.com/article/10.1007%2Fs11740-013-0509-8

  5. M. Jahn, A. Luttmann, A. Schmidt.
    Finite element simulation for material accumulation and welding processes including a free melt surface.
    PAMM, 13(1), 235–236 pp., Wiley, 2013.

    DOI: 10.1002/pamm.201310113
    online at: http://onlinelibrary.wiley.com/doi/10.1002/pamm.201310113/abstract

  6. H. Brüning, M. Jahn, A. Schmidt.
    Process Window For Forming Of Micro Preforms At Different Temperatures.
    Advanced Materials Research, 769:173-180, Trans Tech Publications, 2013.

    DOI: doi:10.4028/www.scientific.net/AMR.769.173
    online at: http://www.scientific.net/AMR.769.173

  7. J. Montalvo Urquizo, Q. Liu, A. Schmidt.
    Simulation of quenching involved in induction hardening including mechanical eff ects.
    Computational Materials Science, 79:639-649, Elsevier, 2013.

    DOI: 10.1016/j.commatsci.2013.06.058

  8. P. . Khazan , A. Barr, A. Luttmann, A. von Hehl, A. Schmidt, F. Vollertsen.
    Simulationsansatz zur Beurteilung der quasistatischen Festigkeit geschweißter Mischverbindungen.
    Schweißen und Schneiden, 65(8):500-503, DVS Media GmbH, 2013.
  9. E. Bänsch, J. Paul, A. Schmidt.
    An ALE finite element method for a coupled Stefan problem and Navier-Stokes equations with free capillary surface.
    International Journal for Numerical Methods in Fluids, Article first published online : 6 AUG 2012, DOI: 10.1002/fld.3711 , Wiley, 2012.

    DOI: 10.1002/fld.3711

  10. C. Kreuzer, C. A. Möller, A. Schmidt, K. G. Siebert.
    Design and Convergence Analysis for an Adaptive Discretization of the Heat Equation.
    IMA Journal of Numerical Analysis, 32(4):1375-1403 , 2012.

    DOI: 10.1093/imanum/drr026

  11. J. Montalvo Urquizo, P. Bobrov, W. Wosniok, A. Schmidt.
    Elastic responses of texturized microscale materials using FEM simulations and stochastic material properties.
    Mechanics of Materials, 47:1-10, Elsevier, 2012.

    DOI: 10.1016/j.mechmat.2011.11.008

  12. M. Jahn, A. Luttmann, A. Schmidt, J. Paul.
    Finite element methods for problems with solid-liquid-solid phase transitions and free melt surface.
    PAMM, 12(1):403-404, Wiley, 2012.

    DOI: 10.1002/pamm.201210190
    online at: http://onlinelibrary.wiley.com/doi/10.1002/pamm.201210190/abstract

  13. P. Bobrov, J. Montalvo Urquizo, A. Schmidt, W. Wosniok.
    Mechanic-Stochastic Model for the Simulation of Polycrystals.
    PAMM, Vol. 10(1):279-280, WILEY-VCH, 2010.

    DOI: 10.1002/pamm.201010132

  14. J. Montalvo Urquizo, Z. Akbay, A. Schmidt.
    Adaptive finite element models applied to the laser welding problem.
    Computational Materials Science, 46(1):245-254, Elsevier, 2009.

    DOI: 10.1016/j.commatsci.2009.02.037

  15. A. Schmidt, B. Suhr, T. Moshagen, M. Wolff, M. Böhm.
    Adaptive Finite Element Simulations for Macroscopic and Mesoscopic Models.
    Materialwissenschaft und Werkstofftechnik, 37(1):142-146, 2005.
  16. M. Wolff, M. Böhm, G. Löwisch, A. Schmidt.
    Modelling and testing of transformation-induced plasticity and stress-dependent phase transformations in steel via simple experiments.
    Computational Materials Science, 32:604-610, 2005.
  17. M. Wolff, M. Böhm, A. Schmidt.
    Modelling of steel phenomena and its interactions – an internal-variable approach.
    Materialwissenschaft und Werkstofftechnik, 37(1):147-151, 2005.
  18. M. Böhm, M. Hunkel, A. Schmidt, M. Wolff.
    Evaluation of various phase-transition models for 100Cr6 for application in commercial FEM-programmes.
    Journal de Physique, 4(120):581-589, 2004.
  19. M. Wolff, M. Böhm, A. Schmidt.
    Phase transitions and transformation-induced plasticity of steel in the framework of continuum mechanics.
    Journal de Physique, 4(120):145-152, 2004.
  20. M. Wolff, A. Schmidt, M. Böhm.
    Thermo-mechanical behaviour of steel including phase transitions and transformation-induced plasticity.
    PAMM, 2(1):206-207, 2003.

Preprints (11)

  1. M. Jahn, A. Schmidt, E. Bänsch.
    3D Finite element simulation of a material accumulation process including phase transitions and a capillary surface.
    Berichte aus der Technomathematik 14-03, Universität Bremen, 2014.
  2. C. Niebuhr, D. Niederwestberg, A. Schmidt.
    Finite Element Simulation of macroscopic Machining Processes - Implementation of time dependent Domain and Boundary Conditions.
    Berichte aus der Technomathematik 14-01, Universität Bremen, 2014.
  3. J. Montalvo Urquizo, Q. Liu, A. Schmidt.
    Quenching simulation for the induction hardening process - Thermal and mechanical effects.
    Berichte aus der Technomathematik 13-02, Universität Bremen, 2013.
  4. M. Jahn, A. Schmidt.
    Finite element simulation of a material accumulation process including phase transitions and a capillary surface.
    Berichte aus der Technomathematik 12-03, Universität Bremen, 2012.
  5. E. Bänsch, J. Paul, A. Schmidt.
    An ALE FEM for solid-liquid phase transitions with free melt surface.
    Berichte aus der Technomathematik 10-07, Universität Bremen, 2010.
  6. P. Bobrov, J. Montalvo Urquizo, A. Schmidt, W. Wosniok.
    Mechanic-Stochastic Model for the Simulation of Polycrystals.
    Berichte aus der Technomathematik 10-03, Universität Bremen, 2010.
  7. P. Bobrov, J. Montalvo Urquizo, A. Schmidt, W. Wosniok.
    Stochastic model and simulation of mechanical responses for texturized microscale materials under elastic deformation.
    Berichte aus der Technomathematik 10-04, Universität Bremen, 2010.
  8. A. Schmidt.
    A Multi-Mesh Finite Element Method for Phase Field Simulations.
    Berichte aus der Technomathematik 02-03, Universität Bremen, 2002.
  9. B. Haasdonk, M. Ohlberger, M. Rumpf, A. Schmidt, K. G. Siebert.
    h-p-Multiresolution Visualization of Adaptive Finite Element Simulations.
    Berichte aus der Technomathematik 01-12, Universität Bremen, 2001.
  10. S. Boschert, A. Schmidt, K. G. Siebert, E. Bänsch, K. Benz, G. Dziuk, T. Kaiser.
    Simulation of Industrial Crystal Growth by the Vertical Bridgman Method.
    Berichte aus der Technomathematik 00-11, Universität Bremen, 2000.
  11. E. Bänsch, A. Schmidt.
    Simulation of dendritic crystal growth with thermal convection.
    Berichte aus der Technomathematik 99-03, Universität Bremen, 1999.

Proceedings (21)

  1. C. Niebuhr, A. Schmidt.
    Finite element methods for parabolic problems with time-dependent domains - application to a milling simulation.
    ENUMATH 2017.
    Lecture Notes in Computational Science and Engineering, 126:481-489, Springer Verlag, 2019.
  2. D. . Rippel, C. Schattmann, M. Jahn, M. Lütjen, A. Schmidt.
    Application of Cause-Effect-Networks for the process planning in laser rod end melting.
    ICNFT 2018.
    MATEC Web Conf. , F. Vollertsen (Eds.), 190:15005, 2018.

    DOI: https://doi.org/10.1051/matecconf/201819015005

  3. A. Schmidt, C. Niebuhr, D. Niederwestberg, J. Vehmeyer.
    Modelling, simulation, and optimization of thermal deformations from milling processes.
    ECMI 2016.
    Mathematics in Industry, 26:337-343, Springer Verlag, 2017.
  4. A. Schmidt, E. Bänsch, M. Jahn, A. Luttmann, C. Niebuhr, J. Vehmeyer.
    Optimization of Engineering Processes Including Heating in Time-Dependent Domains.
    27th IFIP TC 7 Conference, CSMO 2015, 29.06.-03.07.2015.
    IFIP AICT Series , 494:452-461, Springer Verlag, 2017.
  5. H. Brüning, M. Jahn, F. Vollertsen, A. Schmidt.
    Influence of laser beam absorption mechanism on eccentricity of preforms in laser rod end melting.
    11th International Conference on Micro Manufacturing (ICOMM), 29.03-31.03.2016, Orange County, USA.
  6. B. Denkena, A. Schmidt, P. Maaß, D. Niederwestberg, C. Niebuhr, J. Vehmeyer.
    Prediction of Temperature Induced Shape Deviations in dry Milling.
    15th CIRP Conference on Modelling Machining Operations (CIRP CMMO), 11.07.-12.07.2015, Karlsruhe, Germany.
    Procedia CIRP, 31:340-345, Elsevier, 2015.

    DOI: 10.1016/j.procir.2015.03.072
    online at: http://www.sciencedirect.com/science/article/pii/S221282711500387X

  7. M. Jahn, H. Brüning, A. Schmidt, F. Vollertsen.
    Herstellen von Mikroverbundstrukturen durch Stoffanhäufen und Laserschweißen.
    6. Kolloquium Mikroproduktion, 8. Oktober 2013, Braunschweig, Germany.
    Tagungsband, pp. A11, Shaker Verlag, 2013.
  8. B. Denkena, A. Schmidt, D. Niederwestberg, C. Niebuhr.
    Modeling a Thermomechanical NC-Simulation .
    14th CIRP Conference on Modeling of Machining Operations (CIRP CMMO), 13.06.-14.06.2013, Turin, Italy.

    online at: http://www.sciencedirect.com/science/article/pii/S2212827113003442

  9. M. Jahn, A. Luttmann, A. Schmidt.
    A FEM simulation for solid-liquid-solid phase transitions during the production of micro-components.
    11th International Scientific Conference on Advanced Production Technologies (MMA 2012), 20.09.-21.09.2012, Novi Sad, Serbia.
    Proceedings of the 11th International Scientific Conference on Advanced Production Technologies (MMA 2012), 11(1):231-234, 2012.
  10. M. Kowalschuk, A. Luttmann, M. Jahn, A. Barr, A. Schmidt, A. von Hehl, F. Vollertsen.
    Challenges in simulation of welded hybrid joints.
    3rd Fatigue Symposium Leoben, 18.04.-19.04.2012, Leoben, Austria.
    Proceedings of the 3rd Fatigue Symposium Leoben, W. Eichlseder, F. Grün (Eds.), pp. 85-112, 2012.
  11. P. Bobrov, J. Montalvo Urquizo, J. Lütjens, W. Brannath, W. Wosniok, A. Schmidt, M. Hunkel.
    Ein stochastisches Modell zur Rekonstruktion elastischer Eigenschaften für texturierte Metalle.
    Kolloquium Mikroproduktion und Abschlusskolloquium SFB 499, 11.10.-12.10.2011, Karlsruhe, Germany.

    online at: Proceedings Fulltext as PDF

  12. J. Montalvo Urquizo, P. Bobrov, W. Brannath, W. Wosniok, A. Schmidt, M. Hunkel, J. Lütjens.
    Stochastic model for textured polycrystals.
    5th International Conference CHEBYSHEV, 14.05.2011-18.05.2011.
  13. M. Babaei, A. Luttmann, A. Schmidt, A. Barr, H. von Rebenstock, F. Vollertsen.
    Vorstellung eines Modells für gekoppelte Simulationen von Schweiß- und Zugversuchen zur Festigkeitsbeurteilung von hybriden Verbindungen.
    4. SYSWELD-Forum, 25.10.-26.10.2011, Weimar, Germany.
    Proceedings of the Sysweld Forum 2011, pp. 68-80, 2011.
  14. A. Luttmann, M. Babaei, A. Barr, A. Schmidt, J. Sakkiettibutra, O. Karsten, R. von Bargen, A. von Hehl.
    Zur simulationsbasierten Beurteilung der quasi-statischen Festigkeit von laserstrahlgeschweißten Hybridverbindungen.
    18. Symposium Verbundwerkstoffe und Werkstoffverbunde, 30.03.-01.04.2011, Chemnitz, Germany.
    WERKSTOFFE UND WERKSTOFFTECHNISCHE ANWENDUNGEN, Band 41, B. Wielage (Eds.), pp. 636-641, 2011.
  15. A. Schmidt, E. Bänsch, T. Moshagen, J. Paul.
    Finite element simulation of solid-liquid phase transitions with a free melt surface.
    Workshop on New Directions in Simulation, Control and Analysis for Interfaces and Free Boundaries, Februar 2010, Oberwolfach, Germany.
  16. P. Bobrov, J. Lütjens, J. Montalvo Urquizo, W. Wosniok, M. Hunkel, A. Schmidt, J. Timm.
    Zur verteilungsbasierten Modellierung von Mikrowerkstoffen.
    4. Kolloquium Mikroproduktion, 28.-29.10.2009, Bremen, Germany.
  17. M. Böhm, A. Muntean, A. Schmidt.
    On the motion of internal carbonation layers.
    Abschlusskolloquium des DFG Schwerpunktprogramms 1122, 21.02.-22.02.2008, Hamburg, Germany.
    To appear in Prediction of time dependent damage due to physical-technical processes in mineral building materials, Proceedings of Abschlusskolloquium DFG SPP 1122.
  18. A. Schmidt, A. Muntean, M. Böhm.
    Moving carbonation fronts around corners: a self-adaptive finite element approach.
    5th International Essen Workshop, TRANSCON '07, 11.06.-13.06.2007, Essen, Germany.
    Proceedings of the 5th International Essen Workshop, TRANSCON '07, M. Setzer (Eds.), pp. 467-476, Aedificatio Publishers, 2007.
  19. A. Muntean, M. Böhm, A. Schmidt.
    Secondary reaction effects on the motion of carbonation fronts in concrete: a moving-boundary strategy.
    5th International Essen Workshop, TRANSCON '07, 11.06.-13.06.2007, Essen, Germany.
    Proceedings of the 5th International Essen Workshop, TRANSCON '07, M. Setzer (Eds.), pp. 399-411, Aedificatio Publishers, 2007.
  20. A. Schmidt, B. Suhr, T. Moshagen, M. Wolff, M. Böhm.
    Adaptive finite element simulations for macroscopic and mesoscopic models.
    1st International Conference on Distortion Engineering, 14.09.-16.09.2005, Bremen, Germany.
    Proceedings of the 1st International Conference on Distortion Engineering, T. Lübben, H. Zoch (Eds.), 2005.
  21. M. Wolff, M. Böhm, A. Schmidt.
    Modelling of steel phenomena and its interactions - an internal-variable approach.
    1st International Conference on Distortion Engineering, 14.09.-16.09.2005, Bremen, Germany.
    Proceedings of the 1st International Conference on Distortion Engineering, T. Lübben, H. Zoch (Eds.), 2005.

Miscellaneous (6)

  1. J. Montalvo Urquizo, Z. Akbay, A. Schmidt, T. Pretorius.
    Adaptive Finite Element Models Applied to the Laser Welding Problem.
    Berichte aus der Technomathematik 08-03, Universität Bremen, 2008.
  2. J. Montalvo Urquizo, A. Schmidt.
    Mathematical Optimization of Simulated Laser Welds Mathematical Optimization of Simulated Laser Welds on Aluminum Alloys.
    Berichte aus der Technomathematik 08-04, Universität Bremen, 2008.
  3. A. Schmidt, A. Muntean, M. Böhm.
    Numerical Experiments with Self-Adaptive Finite Element Simulations in 2D for the Carbonation of Concrete.
    Berichte aus der Technomathematik 05-01, Universität Bremen, 2005.
  4. S. Dashkovskiy, M. Böhm, A. Schmidt, M. Wolff.
    Comparison of several kinetic equations for pearlite transformation in100Cr6 steel.
    Berichte aus der Technomathematik 03-07, Universität Bremen, 2003.
  5. A. Schmidt, M. Wolff, M. Böhm.
    Numerische Untersuchungen für ein Modell des Materialverhaltens mit Umwandlungsplastizität und Phasenumwandlungen beim Stahl 100Cr6 (Teil 1).
    Berichte aus der Technomathematik 03-13, Universität Bremen, 2003.
  6. M. Böhm, M. Hunkel, A. Schmidt, M. Wolff.
    Evaluation of various phase-transition models for 100Cr6 for application in commercial FEM programs.
    Berichte aus der Technomathematik 02-14, Universität Bremen, 2002.