Presentations
We believe this is the best way to get a first impression about our work
Efficient topology optimization
- Efficient topology optimization with geometric nonlinearities using reanalysis-based approaches. WCCM, NYC, USA, July 2018.
- Revisiting approximate reanalysis in topology optimization. WCCM XI, Barcelona, Spain, July 2014.
- On Multigrid-CG for efficient topology optimization. WCSMO 10, Orlando, Florida, May 2013.
- Efficient computational procedures for topology optimization of nonlinear structures. ECCM 2010, Paris, France, May 2010.
- Efficient use of iterative solvers in nested topology optimization. WCSMO 8, Lisbon, Portugal, June 2009.
- Approximate reanalysis in topology optimization. WCCM 8 – ECCOMAS 2008, Venice, Italy, July 2008.
Reinforced and prestressed concrete
- Topology optimization of post-tensioned concrete beams. IASS 2018, Boston, USA, July 2018.
- Simultaneous shape and topology optimization of pre-stressed concrete beams. WCSMO 12, Braunschweig, Germany, June 2017.
- Topology optimization procedures for reinforced concrete design. fib Symposium 2013, Tel-Aviv, Israel, April 2013.
- Topology optimization procedures for reinforced concrete design. ICTAM 2012, Beijing, China, August 2012.
Stress constraints
- Reducing computational effort in stress-constrained topology optimization. WCSMO 13, Beijing, China, May 2019.
- Satisfying stress constraints in density based topology optimization by length scale control. WCSMO 12, Braunschweig, Germany, June 2017.
- Stress constraints using elasto-plasticity. WCSMO 11, Sydney, Australia, June 2015.
Other topics: AM, truss buckling, viscous damping
- Large-scale topology optimization oriented towards additive manufacturing. IUTAM Symposium, Dalian, China, October 2018.
- Topology optimization for staged construction with applications to additive manufacturing. EUCCO 2016, Leuven, Belgium, September 2016.
- Topology optimization for additive manufacturing: accounting for overhang limitations using a virtual skeleton. ECCOMAS 2016, Crete, Greece, June 2016.
- Truss optimization with buckling using nonlinear beam modeling. ECCOMAS 2016, Crete, Greece, June 2016.
- Minimum-cost optimization of viscous dampers for seismic retrofitting. WCSMO 11, Sydney, Australia, June 2015.
Articles
2020
M. Wallin, N. Ivarsson, O. Amir and D. Tortorelli. Consistent boundary conditions for PDE
filter regularization in topology optimization. Structural and Multidisciplinary Optimization. [ DOI ]
G. Vantyghem, W. De Corte, E. Shakour and O. Amir. Topology optimization and 3D printing of a post-tensioned concrete girder. Automation in Construction. [ DOI ]
H. Chung, O. Amir H.A. Kim. Level-set topology optimization considering nonlinear thermoelasticity. Computer Methods in Applied Mechanics and Engineering. [ DOI ]
N. Pollini and O. Amir Mixed projection- and density-based topology optimization with
applications to structural assemblies. Structural and Multidisciplinary Optimization. [ DOI ]
2019
H. Madah and O. Amir. Concurrent structural optimization of buckling-resistant trusses
and their initial imperfections. International Journal of Solids and Structures [ DOI ]
E. Amir and O. Amir. Topology optimization for the computationally poor: efficient high resolution procedures using beam modeling. Structural and Multidisciplinary Optimization. [ postprint | DOI ]
2018
N. Pollini, O. Lavan and O. Amir. Optimization-based minimum-cost seismic retrofitting of hysteretic frames with nonlinear fluid viscous dampers. Earthquake Engineering & Structural Dynamics. [ postprint | DOI ]
Y. Mass and O. Amir. Using a virtual skeleton to increase printability of topology optimized design for industry-class applications. Comptes Rendus Mecanique. [ postprint | DOI ]
O. Amir and B.S. Lazarov. Achieving stress-constrained topological design via length scale control. Structural and Multidisciplinary Optimization. [ postprint | SharedIt ]
E. Bortot, O. Amir and G. Shmuel. Topology optimization of dielectric elastomers for wide tunable band gaps. International Journal of Solids and Structures. [ DOI ]
Y. Yoely, O. Amir and I. Hanniel. Topology and shape optimization with explicit geometric constraints using a spline-based representation and a fixed grid. Procedia Manufacturing. [DOI | postprint ]
N. Pollini, O. Lavan and O. Amir. Adjoint sensitivity analysis and optimization of hysteretic dynamic systems with nonlinear viscous dampers. Structural and Multidisciplinary Optimization. [ DOI | postprint | SharedIt ]
O. Amir and E. Shakour. Simultaneous shape and topology optimization of prestressed concrete beams. Structural and Multidisciplinary Optimization. [ DOI | postprint | SharedIt ]
O. Amir and Y. Mass. Topology optimization for staged construction. Structural and Multidisciplinary Optimization. [ DOI | postprint | SharedIt ]
2017
Y. Mass Y and O. Amir. Topology optimization for additive manufacturing: accounting for overhang limitations using a virtual skeleton. Additive Manufacturing. [ DOI | postprint ]
H. Madah and O. Amir. Truss optimization with buckling considerations using geometrically nonlinear beam modeling. Computers and Structures. [ DOI | postprint ]
M. Weizmann, O. Amir and Y.J. Grobman. Topological interlocking in architecture: a new design method and computational tool for designing building elements. International Journal of Architectural Computing. [ DOI ]
N. Pollini, O. Lavan and O. Amir. Minimum-cost optimization of nonlinear fluid viscous dampers and their supporting members for seismic retrofitting. Earthquake Engineering & Structural Dynamics. [ DOI | http | postprint ]
O. Amir. Stress constrained continuum topology optimization: a new approach based on elasto-plasticity. Structural and Multidisciplinary Optimization. [ DOI | postprint | SharedIt ]
2016
M. Weizmann, O. Amir and Y.J. Grobman. Topological interlocking in buildings: A case for the design and construction of floors. Automation in Construction, 72:18-25, 2016. [ DOI | http ]
N. Pollini, O. Lavan, and O. Amir. Towards realistic minimum-cost optimization of viscous fluid dampers for seismic retrofitting. Bulletin of Earthquake Engineering, 14(3):971-998, 2016. [ DOI | http | postprint ]
2015
O. Amir and I. Elishakoff. Intricate interrelation between robustness and probability in the context of structural optimization. ASCE-ASME Journal of Risk and Uncertainty in Engineering Systems, Part B: Mechanical Engineering, 1(3):031003, 2015. [ DOI ]
N. Aage, O. Amir, A. Clausen, L. Hadar, D. Maier, and A. Søndergaard. Advanced topology optimization methods for conceptual architectural design. In P. Block, J. Knippers, N. J. Mitra, and W. Wang, editors, Advances in Architectural Geometry 2014, pages 159-179. Springer International Publishing, 2015. [ DOI | http ]
O. Amir. Revisiting approximate reanalysis in topology optimization: on the advantages of recycled preconditioning in a minimum weight procedure. Structural and Multidisciplinary Optimization, 51(1):41-57, 2015. [ DOI | postprint | SharedIt ]
2014
O. Amir, N. Aage, and B.S. Lazarov. On multigrid-CG for efficient topology optimization. Structural and Multidisciplinary Optimization, 49(5):815-829, 2014. [ DOI | http | postprint ]
O. Lavan and O. Amir. Simultaneous topology and sizing optimization of viscous dampers in seismic retrofitting of 3d irregular frame structures. Earthquake Engineering & Structural Dynamics, 43(9):1325-1342, 2014. [ DOI | http | postprint ]
2013
O. Amir. A topology optimization procedure for reinforced concrete structures. Computers & Structures, 114-115:46-58, 2013. [ DOI | http |postprint ]
O. Amir and O. Sigmund. Reinforcement layout design for concrete structures based on continuum damage and truss topology optimization.Structural and Multidisciplinary Optimization, 47(2):157-174, 2013. [ DOI | http | postprint ]
2012
O. Amir, O. Sigmund, B.S. Lazarov, and M. Schevenels. Efficient reanalysis techniques for robust topology optimization. Computer Methods in Applied Mechanics and Engineering, 245-246:217-231, 2012. [ DOI | http | postprint ]
M. Bogomolny and O. Amir. Conceptual design of reinforced concrete structures using topology optimization with elastoplastic material modeling.International Journal for Numerical Methods in Engineering, 90(13):1578-1597, 2012. [ DOI | http | postprint ]
Older
O. Amir and O. Sigmund. On reducing computational effort in topology optimization: how far can we go? Structural and Multidisciplinary Optimization, 44(1):25-29, 2011. [ DOI | http | postprint in thesis]
O. Amir, M. Stolpe, and O. Sigmund. Efficient use of iterative solvers in nested topology optimization. Structural and Multidisciplinary Optimization, 42(1):55-72, 2010. [ DOI | http | postprint in thesis]
O. Amir, M.P. Bendsøe, and O. Sigmund. Approximate reanalysis in topology optimization. International Journal for Numerical Methods in Engineering, 78(12):1474-1491, 2009. [ DOI | http | postprint in thesis]
O. Amir, U. Kirsch, and I. Sheinman. Efficient non-linear reanalysis of skeletal structures using combined approximations. International Journal for Numerical Methods in Engineering, 73(9):1328-1346, 2008. [ DOI | http ]