Publications

Presentations

We believe this is the best way to get a first impression about our work

Efficient topology optimization

Reinforced and prestressed concrete

Stress constraints

Other topics: AM, truss buckling, viscous damping

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 ]