Aufsätze in Fachzeitschriften

Aufsätze der Mitglieder des Instituts für Baustatik und Baudynamik, die in Fachzeitschriften veröffentlicht wurden

Aufsätze in Fachzeitschriften

  1. Anton Tkachuk. Customization of reciprocal mass matrices via log-det heuristic. International Journal for Numerical Methods in Engineering, 121. 2020. DOI: 10.1002/nme.6240
  2. David Portillo, Bastian Oesterle, Rebecca Thierer, Manfred Bischoffc, Ignacio Romero. Structural models based on 3D constitutive laws: Variational structure and numerical solution. Computer Methods in Applied Mechanics and Engineering, 362. 2020. DOI: 10.1016/j.cma.2020.112872
  3. Benjamin Fröhlich, Jan Gade, Florian Geiger, Manfred Bischoff, Peter Eberhard. Geometric element parameterization and parametric model order reduction in finite element based shape optimization. Computational Mechanics, 63. 2019. DOI: 10.1007/s00466-018-1626-1
  4. Benjamin Schneider, Ekkehard Ramm. Conceptual experiments and discrete element simulations with polygonal particles. Granular Matter, 21. 2019. DOI: 10.1007/s10035-019-0930-6
  5. A. Körner, L. Born, A. Mader, R. Sachse, S. Saffarian, A. S. Westermeier, S. Poppinga, M. Bischoff, G. T. Gresser, M. Milwich, T. Speck and J. Knippers. Flectofold - a biomimetic compliant shading device for complex free form facades. Smart Materials and Structures, 27. 2018. DOI: 10.1088/1361-665X/aa9c2f
  6. Simon Bieber, Bastian Oesterle, Ekkehard Ramm, Manfred Bischoff. A variational method to avoid locking – independent of the discretization scheme. International Journal for Numerical Methods in Engineering, 114. 2018. DOI: 10.1002/nme.5766
  7. Anne-Kathrin Schäuble, Anton Tkachuk, Manfred Bischoff. Time step estimates for explicit dynamics with reciprocal mass matrices. Computers & Structures, 202. 2018. DOI: 10.1016/j.compstruc.2018.03.005
  8. Tobias B. Grun, Malte von Scheven, Manfred Bischoff and James H. Nebelsick. Structural stress response of segmented natural shells: a numerical case study on the clypeasteroid echinoid Echinocyamus pusillus. Journal of the Royal Society Interface, 15. 2018. DOI: 10.1098/rsif.2018.0164
  9. Anna S. Westermeier, Renate Sachse, Simon Poppinga, Philipp Vögele, Lubomir Adamec, Thomas Speck, Manfred Bischoff. How the carnivorous waterwheel plant (Aldrovanda vesiculosa) snaps. Proceedings of the Royal Society B, 285. 2018. DOI: 10.1098/rspb.2018.0012
  10. Stefanie Weidner, Christian Kelleter, Paula Sternberg, Walter Haase, Florian Geiger, Timon Burghardt, Clemens Honold, Julia Wagner, Michael Böhm, Manfred Bischoff, Oliver Sawodny, Hansgeorg Binz. The implementation of adaptive elements into an experimental high-rise building. Steel Construction, 11. 2018. DOI: 10.1002/stco.201810019
  11. Julia Laura Wagner, Jan Gade, Michael Heidingsfeld, Florian Geiger, Malte von Scheven, Michael Böhm, Manfred Bischoff and Oliver Sawodny. On steady-state disturbance compensability for actuator placement in adaptive structures. at – Automatisierungstechnik, 66. 2018. DOI: 10.1515/auto-2017-0099
  12. Martina E. Matzen, Manfred Bischoff. A weighted point-based formulation for isogeometric contact. Computer Methods in Applied Mechanics and Engineering 308. 2017. DOI: 10.1016/j.cma.2016.04.010
  13. Christoph Wilking and Manfred Bischoff. Alternative integration algorithms for three-dimensional mortar contact. Computational Mechanics, 59. 2017. DOI: 10.1007/s00466-016-1345-4
  14. Bastian Oesterle, Renate Sachse, Ekkehard Ramm, Manfred Bischoff. Hierarchic isogeometric large rotation shell elements including linearized transverse shear parametrization. Computer Methods in Applied Mechanics and Engineering, 321. 2017. DOI: 10.1016/j.cma.2017.03.031
  15. Anne-Kathrin Schäuble, Anton Tkachuk, Manfred Bischoff. Variationally consistent inertia templates for B-spline- and NURBS-based FEM: Inertia scaling and customization. Computer Methods in Applied Mechanics and Engineering, 326. 2017. DOI: 10.1016/j.cma.2017.08.035
  16. Ján Kopacka, Anton Tkachuk, Dušan Gabriel, Radek Kolman, Manfred Bischoff, Jirí Plešek. On stability and reflection-transmission analysis of the bipenalty method in contact-impact problems: A one-dimensional, homogeneous case study. International Journal for Numerical Methods in Engineering, 113. 2017. DOI: 10.1002/nme.5712
  17. Bastian Oesterle, Ekkehard Ramm, Manfred Bischoff. A shear deformable, rotation-free isogeometric shell formulation. Computer Methods in Applied Mechanics and Engineering, 307. 2016. DOI: 10.1016/j.cma.2016.04.015
  18. Anton Tkachuk, Manfred Bischoff. Direct and sparse construction of consistent inverse mass matrices: general variational formulation and application to selective mass scaling. International Journal for Numerical Methods in Engineering, 101. 2015. DOI: 10.1002/nme.4805
  19. Nikolay Asmolovskiy, Anton Tkachuk, Manfred Bischoff. Numerical approaches to stability analysis of cylindrical composite shells based on load imperfections. Engineering Computations, 32. 2015. DOI: 10.1108/EC-10-2013-0246
  20. M. Bischoff. Computerstatik und Tragwerksmodellierung – Vorschläge und Impulse für eine moderne universitäre Baustatiklehre. Der Prüfingenieur, 46. 2015.
    • M. Bischoff. Ein Jahrhundert Baustatik in Wissenschaft und Praxis. Bauingenieur, 90. 2015.
      • Anton Tkachuk, Manfred Bischoff . Local and global strategies for optimal selective mass scaling. Computational Mechanics, 53. 2014. DOI: 10.1007/s00466-013-0961-5
      • Annika Sorg, Manfred Bischoff. Adaptive discrete-continuous modeling of evolving discontinuities. Engineering Computations, 31. 2014. DOI: 10.1108/EC-03-2013-0072
      • Tanja Pohl, Ekkehard Ramm, Manfred Bischoff. Adaptive path following schemes for problems with softening. Finite Elements in Analysis and Design, 86. 2014. DOI: 10.1016/j.finel.2014.02.005
      • R. Echter, B. Oesterle, M. Bischoff. A hierarchic family of isogeometric shell finite elements. Computer Methods in Applied Mechanics and Engineering, 254. 2013. DOI: 10.1016/j.cma.2012.10.018
      • Anton Tkachuk, Barbara Wohlmuth and Manfred Bischoff. Hybrid-mixed discretization of elasto-dynamic contact problems using consistent singular mass matrices. International Journal for Numerical Methods in Engineering, 94. 2013. DOI: 10.1002/nme.4457
      • Martina E. Matzen, Thomas Cichosz, Manfred Bischoff. A Point to Segment Contact Formulation for Isogeometric, NURBS Based Finite Elements. Computer Methods in Applied Mechanics and Engineering, 255. 2013. DOI: 10.1016/j.cma.2012.11.011
      • Anton Tkachuk, Manfred Bischoff . Variational methods for selective mass scaling. Computational Mechanics, 52. 2013. DOI: 10.1007/s00466-013-0832-0
      • M. Bischoff. Computerstatik. Von der Kunst der Berechnung zur Kunst der Modellbildung. Bautechnik (Sonderheft: 90 Jahre Bautechnikgeschichte), 90. 2013.
        • Malte von Scheven, Ekkehard Ramm. Strong Coupling Schemes for Interaction of Thin-walled Structures and Incompressible Flows. International Journal for Numerical Methods in Engineering, 87. 2011. DOI: 10.1002/nme.3033
        • Thomas Cichosz, Manfred Bischoff. Consistent treatment of boundaries with mortar contact formulations using dual Lagrange multipliers. Computer Methods in Applied Mechanics and Engineering, 200. 2011. DOI: 10.1016/j.cma.2010.11.004
        • M. Bischoff. Nicht auf Knopfdruck. Computerstatik am Gesamtmodell: Gedanken über Modellierung, Berechnung und Kontrolle. Deutsches Ingenieurblatt, 18. 2011.
          • Andreas Lipka, Ekkehard Ramm. Topology optimization of cellular structures with graded porosity. Engineering Computations. 2010.
            • Ralph Echter, Manfred Bischoff. Numerical efficiency, locking and unlocking of NURBS finite elements. Comp. Meth. Appl. Mech. Eng., 199. 2010. DOI: 10.1016/j.cma.2009.02.035
            • Junji Kato, Ekkehard Ramm. Optimization of fiber geometry for fiber reinforced composites considering damage. Finite Elements in Analysis and Design 46. 2010. DOI: 10.1016/j.finel.2010.01.001
            • Ekkehard Ramm. From "Shell" to "Shell and Spatial" Structures - in Fifty Years of Progress for Shell and Spatial Structures, Chapter 3: The Decade 1970-1979. Intern. Ass. for Shell and Spatial Strutures (IASS), (I. Mungan & J.F. Abel, eds.). 2010.
              • Junji Kato, Andreas Lipka, Ekkehard Ramm. Multiphase material optimization for fiber reinforced composites with strain softening. Structural and Multidisciplinary Optimization, 39. 2009. DOI: 10.1007/s00158-008-0315-7
              • Christiane Förster, Wolfgang A. Wall, Ekkehard Ramm. Stabilized finite element formulation for incompressible flow on distorted meshes. Int. Journal for Num. Methods in Fluids, 60. 2009. DOI: 10.1002/fld.1923
              • Christiane Förster, Wolfgang A. Wall, Ekkehard Ramm. On residual based stabilisation methods for transient flow problems at small time increments. Int. Journal Num. Methods in Fluids. 2009.
                • N. Moes, O. Allix, E. Ramm (eds.). Multi-scale analysis of evolving interfaces. Engineering Fracture Mechanics, 76. 2009. DOI: 10.1016/j.engfracmech.2009.03.002
                  • Ekkehard Ramm. In Memoriam Heinz Isler - Shell Builder and Structural Artist - 26 July 1926 - 20 June 2009. Journal of the Intern. Ass. for Shell and Spatial Structures, 50. 2009.
                  • Thomas Hettich, Andrea Hund, Ekkehard Ramm. Modeling of Failure in Composites by X-FEM and Level-Sets within a Multiscale Framework. Comp. Meth. Appl. Mech. Eng., 197. 2008. DOI: 10.1016/j.cma.2007.07.017
                  • Stefan Hartmann, Ekkehard Ramm. A mortar based contact formulation for non-linear dynamics using dual Lagrange multipliers. Finite Elements in Analysis and Design 44. 2008. DOI: 10.1016/j.finel.2007.11.018
                  • Ekkehard Ramm. Foreword. K.-E. Kurrer . 2008.
                    • Stefan Hartmann, S. Brunssen, Barbara Wohlmuth, Ekkehard Ramm. Unilateral non-linear dynamic contact of thin-walled structures using a primal-dual active set strategy. International Journal for Numerical Methods in Engineering, 70. 2007. DOI: 10.1002/nme.1894
                    • Christiane Förster, Wolfgang A. Wall, Ekkehard Ramm. Artificial Added Mass Instabilities in Sequential Staggered Coupling of Nonlinear Structures and Incompressible Viscous Flows. Comp. Meth. Appl. Mech. Eng., 196. 2007. DOI: 10.1016/j.cma.2006.09.002
                    • Andrea S. Hund, Ekkehard Ramm. Locality Constraints within Multiscale Model for Nonlinear Material Behavior. Int. J. Num. Meth. Engng., 70. 2007. DOI: 10.1002/nme.1953
                    • Wolfgang A. Wall, Steffen Genkinger, Ekkehard Ramm. A Strong Coupling Partitioned Approach for Fluid-Structure Interaction with Free Surfaces. Computers and Fluids, 36. 2007. DOI: 10.1016/j.compfluid.2005.08.007
                    • Manfred Bischoff, Ignacio Romero. A generalization of the method of incompatible modes. International Journal for Numerical Methods in Engineering, 69. 2007. DOI: 10.1002/nme.1830
                    • Ignacio Romero, Manfred Bischoff. Incompatible Bubbles: A non-conforming finite element formulation for linear elasticity. Computer Methods in Applied Mechanics and Engineering, 196. 2007. DOI: 10.1016/j.cma.2006.09.010
                    • Michael Leukart, Ekkehard Ramm. Identification and Interpretation of Microplane Material Laws. J. Engng. Mech. (ASCE), 132. 2006. DOI: 10.1061/(ASCE)0733-9399(2006)132:3(295)
                    • Christiane Förster, Wolfgang A. Wall, Ekkehard Ramm. On the Geometric Conservation Law in Transient Flow Calculations on Deforming Domains. Int. J. Num. Meth. Fluids, 50. 2006. DOI: 10.1002/fld.1093
                    • Gian Antonio D'Addetta, Ekkehard Ramm. A microstructure-based simulation environment on the basis of an interface enhanced particle model. Granular Matter, 8. 2006. DOI: 10.1007/s10035-006-0004-4
                    • Tobias Erhart, Wolfgang A. Wall, Ekkehard Ramm. Robust Adaptive Remeshing Strategy for Large Deformation, Transient Impact Simulations. Int. J. Num. Meth. Engng., 65. 2006. DOI: 10.1002/nme.1531
                    • Thomas Hettich, Ekkehard Ramm. Interface Material Failure Modeled by the Extended Finite Element Method and Level Sets. Comp. Methods Appl. Mech. Engng., 195. 2006. DOI: 10.1016/j.cma.2005.09.022
                    • André Haufe, Horst Menrath, Ekkehard Ramm. Nonlinear Layered Shell Formulation for RC-Structures. International Journal for Computational Civil and Structural Engineering, 1. 2005. DOI: 10.1615/IntJCompCivStructEng.v1.i1.50
                    • Ekkehard Ramm, Wolfgang A. Wall (eds.) . Computational Methods for Shells. Special Issue of Comput. Methods Appl. Mech. Engng., 194. 2005. DOI: 10.1016/j.cma.2004.12.006
                    • Michael Gee, Wolfgang A. Wall, Ekkehard Ramm. Parallel Multilevel Solution of Nonlinear Shell Structures. Comp. Methods Appl. Mech. Engng., 194. 2005. DOI: 10.1016/j.cma.2004.07.043
                    • Volker Gravemeier, Wolfgang A. Wall, Ekkehard Ramm. Large eddy simulation of turbulent incompressible flows by a three-level finite element method. SFB 404 Report 2004/07, International Journal for Numerical Methods in Fluids, 48. 2005. DOI: 10.1002/fld.961
                    • Roman Kemmler, A. R. Lipka, Ekkehard Ramm. Large Deformation and Stability in Topology Optimization. J. Struct. and Multidisciplinary Optimization, 30. 2005. DOI: 10.1007/s00158-005-0534-0
                    • Tobias Erhart, Wolfgang A. Wall, Ekkehard Ramm. A Robust Computational approach for Dry Powders under Quasi-static and Transient Impact Loadings. Computer Methods in Applied Mechanics and Engineering, 194. 2005. DOI: 10.1016/j.cma.2004.10.007
                    • Gian A. D'Addetta, Ekkehard Ramm, Stefan Diebels, Wolfgang Ehlers. A particle center based homogenization strategy for granular assemblies. Engineering Computations, 21. 2004. DOI: 10.1108/02644400410519839
                    • Ekkehard Ramm, Wolfgang A. Wall. Shell Structures - A Sensitive Interrelation between Physics and Numerics. International Journal for Numerical Methods in Engineering 60 (Paper of plenary talk at WCCM V, Vienna 2002) . 2004. DOI: 10.1002/nme.967
                    • Volker Gravemeier, Wolfgang A. Wall, Ekkehard Ramm. A Three-level Finite Element Method for the Instationary Incompressible Navier-Stokes Equations.. Computer Methods in Applied Mechanics and Engineering 193 . 2004. DOI: 10.1016/j.cma.2003.12.027
                    • Ekkehard Ramm. Shape Finding of Concrete Shell Roofs. Journal of the International Association for Shell and Spatial Structures, 45 . 2004.
                    • Michael Leukart, Ekkehard Ramm. A Comparison of Damage Models Formulated on Different Material Scales. Comp. Mat. Science. 2003. DOI: 10.1016/j.commatsci.2003.08.029
                    • Wolfgang Ehlers, Ekkehard Ramm, Stefan Diebels, Gian A. D'Addetta. From Particle Assemblies to Cosserat Continua: Homogenization of Contact Forces Towards Stresses and Couple Stresses. International Journal of Solids and Structures. 2003. DOI: 10.1016/S0020-7683(03)00418-9
                    • Gian A. D'Addetta, F. Kun, Ekkehard Ramm. On the application of a discrete model to the fracture process of cohesive granular materials. Granular Matter. 2002. DOI: 10.1007/s10035-002-0103-9
                    • Matthias Hörmann, Horst Menrath, Ekkehard Ramm. Numerical Investigation of Fiber Reinforced Polymers Poststrengthened Concrete Slabs.. J. of Engineering Mechanics, 128. 2002. DOI: 10.1061/(ASCE)0733-9399(2002)128:5(552)
                    • Stefan Schwarz, Kurt Maute, Ekkehard Ramm. Topology and shape optimization for elastoplastic structural response. Computer Methods in Applied Mechanics and Engineering, 190. 2001. DOI: 10.1016/S0045-7825(00)00227-9
                    • Stefan Schwarz, Ekkehard Ramm. Sensitivity analysis and optimization for nonlinear structural response.. Engineering Computations, 18. 2001. DOI: 10.1108/02644400110387181
                    • C.-C. Wu, Y.-Q. Huang, Ekkehard Ramm. A further study on incompatible models: revise stiffness approach and completeness of trial functions. Comp. Meth. in Appl. Mech. Eng., 190. 2001. DOI: 10.1016/S0045-7825(01)00205-5
                      • J. Löblein, Manfred Bischoff, Ekkehard Ramm. Theorie und FE-Formulierung eines hierarchischen Schalenmodells.. ZAMM - Z. Angew. Math. Mech.. 2001. DOI: 10.1002/1617-7061(200203)1:1<448::AID-PAMM448>3.0.CO;2-S
                        • Kai-Uwe Bletzinger, Ekkehard Ramm. Structural Optimization and Form Finding of Light Weight Structures.. Computers & Structures, 79. 2001. DOI: 10.1016/S0045-7949(01)00052-9
                          • Ellen Kuhl, Ekkehard Ramm, Kaspar Willam. Failure Analysis of elasto-plastic material models on different levels of observation. Int. Journal of Solids and Structures, 37. 2000. DOI: 10.1016/S0020-7683(00)00198-0
                          • Fumio Fujii, Hirohisa Noguchi, Ekkehard Ramm. Static path jumping to attain postbuckling equlibria of a compressed circular cylinder. Computational Mechanics, 26. 2000. DOI: 10.1007/s004660000170
                          • Manfred Bischoff, Ekkehard Ramm. On the physical significance of higher order kinematic and static variables in a three-dimensional shell formulation.. Int. J. Solids & Structures, 37. 2000. DOI: 10.1016/S0020-7683(99)00321-2
                          • Ellen Kuhl, Ekkehard Ramm. Microplane modelling of cohesive frictional materials. Eur. J. Mech. A / Solids, 19. 2000.
                          • Ekkehard Ramm. Entwicklung der Baustatik von 1920 bis 2000. Der Bauingenieur, 75. 2000.
                            • Kai-Uwe Bletzinger, Manfred Bischoff, Ekkehard Ramm. A Unified Approach for Shear-Locking-Free Triangular and Rectangular Shell Finite Elements. Computers & Structures, 75. 2000. DOI: 10.1016/S0045-7949(99)00140-6
                            • Fehmi Cirak, Ekkehard Ramm. A Posteriori Error Estimation and Adaptivity for Elastoplasticity Using the Reciprocal Theorem. Int. Journal of Numerical Methods in Engineering, 47. 2000. DOI: 10.1002/(SICI)1097-0207(20000110/30)47:1/3<379::AID-NME776>3.0.CO;2-2
                            • Ekkehard Ramm. From Reissner plate theory to three dimensions in large deformation shell analysis. ZAMM - Z. Angew. Math. Mech., 80. 2000. DOI: 10.1002/(SICI)1521-4001(200001)80:1<61::AID-ZAMM61>3.0.CO;2-E
                            • Astrid Schleupen, Ekkehard Ramm. Local and global error estimations in linear structural dynamics. Computers & Structures, 76. 2000. DOI: 10.1016/S0045-7949(99)00186-8
                            • Ellen Kuhl, Ekkehard Ramm, Rene de Borst. An anisotropic gradient damage model for quasi-brittle materials. Comp. Meth. in Appl. Mech. Eng., 183. 2000. DOI: 10.1016/S0045-7825(99)00213-3
                            • Wolfgang A. Wall, Manfred Bischoff, Ekkehard Ramm. A deformation dependent stabilization technique, exemplified by EAS-elements at large strains. Comp. Meth. Appl. Mech. Eng., 188. 2000. DOI: 10.1016/S0045-7825(99)00365-5
                            • Astrid Schleupen, Kurt Maute, Ekkehard Ramm. Adaptive FE-procedure in shape optimization. Structural Optimization, 19. 2000. DOI: 10.1007/s001580050125
                            • Ellen Kuhl, Gian A. D'Addetta, H.J. Herrmann, Ekkehard Ramm. A comparison of discrete granular material models with continuous microplane formulations. Granular Matter, 2. 2000.
                            • Holger Steeb, Fehmi Cirak, Ekkehard Ramm. On local error estimatiors for non-self-adjoint boundary value problems. Zeitschr. f. Angew. Math. u. Mech. (ZAMM), 80. 2000. DOI: 10.1002/zamm.200008014142
                            • Detlef Kuhl, Ekkehard Ramm. Time Integration in the Context of Energy Control and Locking Free Finite Elements.. Archives of Computational Methods in Engineering, 7. 2000. DOI: 10.1007/BF02736211
                              • Ellen Kuhl, Ekkehard Ramm. Simulation of Strain Localization with Gradient Enganced Damage Models. J. Comp. Material Science, 16. 1999. DOI: 10.1016/S0927-0256(99)00060-9
                              • Horst Menrath, André Haufe, Ekkehard Ramm. Ein nichtlineares Materialmodell für FE-Analysen von Stahlverbundträgern. Stahlbau, 68. 1999.
                              • Daniel P. Mok, Wolfgang A. Wall, Manfred Bischoff, Ekkehard Ramm. Algorithmic aspects of deformation dependent loads in nonlinear static finite element analysis. Engineering Computations, 16. 1999. DOI: 10.1108/02644409910277951
                              • D. Kuhl, E. Ramm. Generalized energy-momentum method for non-linear adaptive shell dynamics. Comp. Meth. Appl. Engrg, 178. 1999. DOI: 10.1016/S0045-7825(99)00024-9
                                • Kurt Maute, Stefan Schwarz, Ekkehard Ramm. Structural optimization - The interaction between form and mechanics. ZAMM Z. Angew. Math. Mech., 79(. 1999. DOI: 10.1002/(SICI)1521-4001(199910)79:10<651::AID-ZAMM651>3.0.CO;2-O
                                • P. Farber, Matthias Hörmann, Manfred Bischoff, H. Kronmüller. Magnetostrictive bending of an anisotropic free crystal substrate: Analytical and numerical solutions. Journal of Applied Physics, 85. 1999. DOI: 10.1063/1.370593
                                • D.P. Mok, W.-A. Wall, M. Bischoff, E. Ramm. On algorithmic aspects of deformation dependent loads in nonlinear finite element analysis.. Zeitschrift für angewandte Mathematik und Mechanik (ZAMM), 79. 1999.
                                  • Ekkehard Ramm, Albrecht Burmeister, Manfred Bischoff, Kurt Maute. Schalentragwerke.. Spektrum der Wissenschaft, Dossier Software.. 1999.
                                    • Kai-Uwe Bletzinger, Ekkehard Ramm. A General Finite Element Approach to the Form Finding of Tensile Structures by the Updated Reference Strategy. Int. J. of Space Struct. 14. 1999. DOI: 10.1260/0266351991494759
                                    • F. Kun, Gian A. D'Addetta, H. J. Herrmann, Ekkehard Ramm. Two-dimensional Dynamic Simulation of Fracture and Fragmentation of Solids. Computer Assisted Mechanics and Engineering Science, 6. 1999.
                                    • Fehmi Cirak, Ekkehard Ramm. A Posteriori Error Estimation and Adaptivity for linear Elasticity using the Reciprocal Theorem. Comp. Meth. in Appl. Mech. Eng., 156. 1998. DOI: 10.1016/S0045-7825(97)00220-X
                                    • Kurt Maute, Stefan Schwarz, Ekkehard Ramm. Adaptive Topology Optimization of Elastoplastic Structures. Structural Optimization, 15. 1998. DOI: 10.1007/BF01278493
                                    • Manfred Bischoff, Ekkehard Ramm, Dietrich Braess. A Class of Equivalent Enhanced Assumed Strain and Hybrid Stress Finite Elements. Comp. Mech., 22. 1998. DOI: 10.1007/s004660050378
                                    • A. Rössle, Manfred Bischoff, W. Wendland, Ekkehard Ramm. On the Mathematical Foundation of the (1,1,2)-Plate Model. Int. J. of Solids & Structures, 36. 1998. DOI: 10.1016/S0020-7683(98)00071-7
                                    • Ellen Kuhl, Ekkehard Ramm. On the linearization of the microplane model. Mech. Cohesive Frictional Materials, 3. 1998. DOI: 10.1002/(SICI)1099-1484(1998100)3:4<343::AID-CFM57>3.0.CO;2-B
                                    • S. Krämer, Detlef Kuhl, Horst Menrath, Ekkehard Ramm. Dynamische Analyse der Fußgängerbrücke über den Allmandring in Stuttgart. Bauingenieur, 75. 1998.
                                    • K. K. Choong, Ekkehard Ramm. Simulation of Buckling Process of Shells by Using the Finite Element Method. Thin-walled Structures, 31. 1998. DOI: 10.1016/S0263-8231(98)00002-0
                                    • Ekkehard Ramm, Albrecht Burmeister, Manfred Bischoff, Kurt Maute. Finite Elemente - Schalentragwerke.. Spektrum der Wissenschaft, 3. 1997.
                                      • Fumio Fujii, Ekkehard Ramm. Computational bifurcation theory: path-tracing, pinpointing and path-switching. Engineering Structures, 19. 1997. DOI: 10.1016/S0141-0296(96)00094-6
                                      • Manfred Bischoff, Ekkehard Ramm. Shear Deformable Shell Elements for Large Strains and Rotations. Int.J.Num.Meth. in Eng., 40. 1997. DOI: 10.1002/(SICI)1097-0207(19971215)40:23<4427::AID-NME268>3.0.CO;2-9
                                      • Kurt Maute, Ekkehard Ramm. Adaptive Topology Optimization of Shell Structures.. AIAA J., 35. 1997.
                                        • Rolf Rannacher, Erwin Stein. Finite Elemente: die Ideen. Entwicklung & Technologie. 1997.
                                        • Deane Roehl, Ekkehard Ramm. Large Elasto-Plastic Finite Element Analysis of Solids and Shells with the Enhanced Assumed Strain Concept.. International Journal of Solids and Structures, 33. 1996. DOI: 10.1016/0020-7683(95)00246-4
                                          • Detlef Kuhl, Ekkehard Ramm. Constraint Energy Momentum Algorithm and its Application to Nonlinear Dynamics of Shells.. Computational Methods in Applied Mechanics Engineering, 136. 1996. DOI: 10.1016/0045-7825(95)00963-9
                                            • Ekkehard Ramm. . Bauingenieur, 71. 1996.
                                              • Ekkehard Ramm. Die Golden Gate-Brücke - eine historische Betrachtung. Bauingenieur, 71. 1996.
                                                • Reiner Reitinger, Ekkehard Ramm. Buckling and Imperfection Sensitivity in Optimization of Shell Structures. Thin-Walled Structures, 23. 1995. DOI: 10.1016/0263-8231(95)00010-B
                                                • Norbert Rehle, Ekkehard Ramm. Generieren von FE-Netzen für ebene und gekrümmte Flächentragwerke.. Bauingenieur, 70. 1995.
                                                  • Kurt Maute, Ekkehard Ramm. Adaptive Topology Optimization.. Structural Optimization, 10. 1995.
                                                    • S. Di, Ekkehard Ramm. On Alternative Hybrid Stress 2D and 3D Elements.. Engineering Computations, 11. 1994. DOI: 10.1108/02644409410799155
                                                      • Reiner Reitinger, Ekkehard Ramm, Kai-Uwe Bletzinger. Shape Optimization of Buckling Sensitive Structures. Computing Systems in Engineering, 5. 1994. DOI: 10.1016/0956-0521(94)90038-8
                                                      • Norbert Büchter, Ekkehard Ramm, Deane Roehl. Three-Dimensional Extension of Nonlinear Shell Formulation Based on the Enhanced Assumed Strain Concept.. Int. Journal of Numerical Methods in Engineering, 37. 1994. DOI: 10.1002/nme.1620371504
                                                        • Kurt Maute, Kai-Uwe Bletzinger. Strukturoptimierung.. Arch+ 121. 1994.
                                                          • Markus Braun, Manfred Bischoff, Ekkehard Ramm. Nonlinear Shell Formulation for Complete Three-Dimensional Constitutive Laws Including Composites and Laminates.. Computational Mechanics, 15. 1994. DOI: 10.1007/BF00350285
                                                            • A. Borkowski, N. Fleischmann, Kai-Uwe Bletzinger. Supporting Conceptual Decisions in Structural Design. I. Computing Systems in Engineering, 4. 1993. DOI: 10.1016/0956-0521(93)90047-Z
                                                              • Ulrich Andelfinger, Ekkehard Ramm. EAS-Elements for Two-Dimensional, Three-Dimensional Plate and Shell Structures and Their Equivalence to HR-Elements.. Int. Journal of Methods in Engineering, 36. 1993. DOI: 10.1002/nme.1620360805
                                                                • Kai-Uwe Bletzinger, Ekkehard Ramm. Form finding of shells by structural optimization .. Engineering with Computers. 1993. DOI: 10.1007/BF01198251
                                                                  • Kai-Uwe Bletzinger. Extended Method of Moving Asymptotes Based on Second Order Information.. Structural Optimization, 5. 1993. DOI: 10.1007/BF01743354
                                                                    • S. Di, Ekkehard Ramm. Hybrid Stress Formulation for Higher-Order Theory of Laminated Shell Analysis.. Computer Methods in Applied Mechanics and Engineering, 109. 1993. DOI: 10.1016/0045-7825(93)90087-E
                                                                      • Stefan Kimmich, Reiner Reitinger, Ekkehard Ramm. Integration of Different Numerical Techniques in Shape Optimization.. Structural Optimization, 4. 1992. DOI: 10.1007/BF01742736
                                                                        • Norbert Büchter, Ekkehard Ramm. Shell Theory versus Degeneration - A Comparison in Large Rotation Finite Element Analysis.. Int. J. Numerical Methods in Engineering, 34. 1992. DOI: 10.1002/nme.1620340105
                                                                          • D. Tao, Ekkehard Ramm. Characteristics of Subspace in Reduced Basis Technique.. Int. J. Numerical Methods in Engineering, 31. 1991. DOI: 10.1002/nme.1620310809
                                                                            • Ekkehard Ramm, G. Mehlhorn. On Shape Finding Methods and Ultimate Load Analysis of Reinforced Concrete Shells.. Engineering Structures, 13. 1991. DOI: 10.1016/0141-0296(91)90050-M
                                                                              • Kai-Uwe Bletzinger, Stefan Kimmich, Ekkehard Ramm. Efficient Modeling in Shape Optimal Design.. Computer Systems in Engineering, 2. 1991. DOI: 10.1016/0956-0521(91)90051-6
                                                                                • Nielen Stander, Anton Matzenmiller, Ekkehard Ramm. An Assessment of Assumed Strain Methods in Finite Rotation Shell Analysis.. Engineering Computations, 6. 1989. DOI: 10.1108/eb023760
                                                                                  • Ekkehard Ramm, Anton Matzenmiller. Consistent Linearization in Elasto-Plastic Shell Analysis.. Engineering Computations, 5. 1988. DOI: 10.1108/eb023748
                                                                                    • Karl Schweizerhof, Ekkehard Ramm. Follower Force Effects onStability of Shells under Hydrostatic Loads.. J. Engineering Mechanics, 113. 1987. DOI: 10.1061/(ASCE)0733-9399(1987)113:1(72)
                                                                                      • Ekkehard Ramm, K. Weimar. Traglasten unversteifter Trägerstegbleche unter konzentrierten Lasen.. Stahlbau, 55. 1986.
                                                                                        • Karl Schweizerhof, Ekkehard Ramm. Displacement Dependent Pressure Loads in Nonlinear Finite Element Analysis. Computers & Structures, 18. 1984. DOI: 10.1016/0045-7949(84)90154-8
                                                                                          • Friedrich-Wilhelm Bornscheuer, Lothar Häfner, Ekkehard Ramm. Zur Stabilität eines Kreiszylindersmit einer Rundschweißnaht unter Axialbelastung.. Der Stahlbau, 52. 1983.
                                                                                            • Bernhard Brendel, Ekkehard Ramm. Nichtlineare Stabilitätsuntersuchungen mit der Methode der finiten Elemente.. Ingenieur-Archiv, 51. 1982. DOI: 10.1007/BF00536659
                                                                                              • Peter Osterrieder, Ekkehard Ramm. Weitere Grundformeln zur Berechnung von ebenen Stabtragwerken nach der Fließgelenktheorie I. und II. Ordnung mit Systemveränderung.. Stahlbau, 51. 1982.
                                                                                                • Jürgen M. Sättele, Ekkehard Ramm, M. Fischer. Traglastkurven einachsig gedrückter Rechteckplatten mit Seitenverhältnissen alpha +- 1 bei vorgegebenen geometrischen Imperfektionen.. Stahlbau, 50. 1981.
                                                                                                  • Peter Osterrieder, Ekkehard Ramm. Berechnung von ebenen Stabtragwerken nach der Fließgelenktheorie I. und II. Ordnung unter Verwendung des Weggrößenverfahrens mit Systemveränderung.. Stahlbau, 50. 1981.
                                                                                                    • Bernhard Brendel, D. Fischer, Ekkehard Ramm, Franz G. Rammerstorfer. Linear and Nonlinear Stability Analysis of Thin Cylindrical Shells under Wind Loads.. J. Structural Mechanics, 9. 1981. DOI: 10.1080/03601218108907378
                                                                                                      • Bernhard Brendel, Ekkehard Ramm. Linear and Nonlinear Stability Analysis of Cylindrical Shells.. Computers & Structures, 12. 1980. DOI: 10.1016/0045-7949(80)90130-3
                                                                                                        • Friedrich-Wilhelm Bornscheuer, Erwin Stein, Ekkehard Ramm. Elastizitätslehre, besonders die Statik der Flächentragwerke im Schrifttum.. VDI-Z, 180. 1966.
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