2024

Shojaee, Mohammad ; Valizadeh, Iman ; Klein, Dominik K. ; Sharifi, P. ; Weeger, Oliver (2024)
Multiscale modeling of functionally graded shell lattice metamaterials for additive manufacturing.
In: Engineering with Computers, 2023
doi: 10.26083/tuprints-00026475
Article, Secondary publication, Publisher's Version

Klein, Dominik K. ; Roth, Fabian J. ; Valizadeh, Iman ; Weeger, Oliver (2024)
Parametrized polyconvex hyperelasticity with physics-augmented neural networks.
In: Data-Centric Engineering, 2023, 4
doi: 10.26083/tuprints-00026472
Article, Secondary publication, Publisher's Version

Mistry, Yash ; Weeger, Oliver ; Morankar, Swapnil ; Shinde, Mandar ; Liu, Siying ; Chawla, Nikhilesh ; Chen, Xiangfan ; Penick, Clint A. ; Bhate, Dhruv (2024)
Bio-inspired selective nodal decoupling for ultra-compliant interwoven lattices.
In: Communications Materials, 2023, 4 (1)
doi: 10.26083/tuprints-00026474
Article, Secondary publication, Publisher's Version

Weeger, Oliver ; Valizadeh, Iman ; Mistry, Yash ; Bhate, Dhruv (2024)
Inelastic finite deformation beam modeling, simulation, and validation of additively manufactured lattice structures.
In: Additive Manufacturing Letters, 2023, 4
doi: 10.26083/tuprints-00026473
Article, Secondary publication, Publisher's Version

2023

Passieux, Jean‐Charles ; Bouclier, Robin ; Weeger, Oliver (2023)
Image‐based isogeometric twins of lattices with virtual image correlation for varying cross‐section beams.
In: International Journal for Numerical Methods in Engineering, 2023
doi: 10.26083/tuprints-00023180
Article, Secondary publication, Postprint

2022

Klein, Dominik K. ; Fernández, Mauricio ; Martin, Robert J. ; Neff, Patrizio ; Weeger, Oliver (2022)
Polyconvex anisotropic hyperelasticity with neural networks.
In: Journal of the Mechanics and Physics of Solids, 2021, 159
doi: 10.26083/tuprints-00020163
Article, Secondary publication, Postprint

Weeger, Oliver ; Schillinger, Dominik ; Müller, Ralf (2022)
Mixed isogeometric collocation for geometrically exact 3D beams with elasto-visco-plastic material behavior and softening effects.
doi: 10.26083/tuprints-00021123
Report, Secondary publication, Preprint

Weeger, Oliver (2022)
Isogeometric sizing and shape optimization of 3D beams and lattice structures at large deformations.
In: Structural and Multidisciplinary Optimization, 2022, 65 (2)
doi: 10.26083/tuprints-00020345
Article, Secondary publication, Publisher's Version

Fernández, Mauricio ; Fritzen, Felix ; Weeger, Oliver (2022)
Material modeling for parametric, anisotropic finite strain hyperelasticity based on machine learning with application in optimization of metamaterials.
In: International Journal for Numerical Methods in Engineering, 2021, 123 (2)
doi: 10.26083/tuprints-00020164
Article, Secondary publication, Publisher's Version

Geiss, Markus J. ; Boddeti, Narasimha ; Weeger, Oliver ; Maute, Kurt ; Dunn, Martin L. (2022)
Combined Level-Set-XFEM-Density Topology Optimization of Four-Dimensional Printed Structures Undergoing Large Deformation.
In: Journal of Mechanical Design, 2019, 141 (5)
doi: 10.26083/tuprints-00019868
Article, Secondary publication, Postprint

Cavillini, Nicola ; Weeger, Oliver ; Pauletti, M. Sebastian ; Martinelli, Massimiliano ; Antolín, Pablo (2022)
Effective Integration of Sophisticated Operators in Isogeometric Analysis with igatools.
Isogeometric Analysis and Applications - IGAA 2014. Annweiler am Trifels (07.04.2014-10.04.2014)
doi: 10.26083/tuprints-00019816
Conference or Workshop Item, Secondary publication, Postprint

Klein, Dominik K. ; Ortigosa, Rogelio ; Martínez-Frutos, Jesús ; Weeger, Oliver (2022)
Finite electro-elasticity with physics-augmented neural networks.
doi: 10.26083/tuprints-00021517
Report, Secondary publication, Preprint

Weeger, Oliver ; Yeung, Sai-Kit ; Dunn, Martin L. (2022)
Fully isogeometric modeling and analysis of nonlinear 3D beams with spatially varying geometric and material parameters.
In: Computer Methods in Applied Mechanics and Engineering, 2018, 342
doi: 10.26083/tuprints-00019863
Article, Secondary publication, Postprint

Weeger, Oliver ; Wever, Utz ; Simeon, Bernd (2022)
Isogeometric analysis of nonlinear Euler-Bernoulli beam vibrations.
In: Nonlinear Dynamics, 2013, 72 (4)
doi: 10.26083/tuprints-00019802
Article, Secondary publication, Postprint

Weeger, Oliver ; Narayanan, Bharath ; Dunn, Martin L. (2022)
Isogeometric collocation for nonlinear dynamic analysis of Cosserat rods with frictional contact.
In: Nonlinear Dynamics, 2017, 91 (2)
doi: 10.26083/tuprints-00019838
Article, Secondary publication, Postprint

Weeger, Oliver ; Yeung, Sai-Kit ; Dunn, Martin L. (2022)
Isogeometric collocation methods for Cosserat rods and rod structures.
In: Computer Methods in Applied Mechanics and Engineering, 2016, 316
doi: 10.26083/tuprints-00019821
Article, Secondary publication, Postprint

Nader, Georges ; Quek, Yu Han ; Chia, Pei Zhi ; Weeger, Oliver ; Yeung, Sai-Kit (2022)
KnitKit: A flexible system for machine knitting of customizable textiles.
In: ACM Transactions on Graphics, 2021, 40 (4)
doi: 10.26083/tuprints-00019873
Article, Secondary publication, Postprint

Weeger, Oliver ; Sakhaei, Amir Hosein ; Tan, Ying Yi ; Quek, Yu Han ; Lee, Tat Lin ; Yeung, Sai-Kit ; Kaijima, Sawako ; Dunn, Martin L. (2022)
Nonlinear Multi-Scale Modelling, Simulation and Validation of 3D Knitted Textiles.
In: Applied Composite Materials, 2018, 25 (4)
doi: 10.26083/tuprints-00019841
Article, Secondary publication, Postprint

Weeger, Oliver ; Wever, Utz ; Simeon, Bernd (2022)
Nonlinear frequency response analysis of structural vibrations.
In: Computational Mechanics, 2014, 54 (6)
doi: 10.26083/tuprints-00019813
Article, Secondary publication, Postprint

Weeger, Oliver ; Kang, Yue Sheng Benjamin ; Yeung, Sai-Kit ; Dunn, Martin L. (2022)
Optimal Design and Manufacture of Active Rod Structures with Spatially Variable Materials.
In: 3D Printing and Additive Manufacturing, 2016, 3 (4)
doi: 10.26083/tuprints-00019827
Article, Secondary publication, Postprint

Dinh, Tien Dung ; Weeger, Oliver ; Kaijima, Sawako ; Yeung, Sai-Kit (2022)
Prediction of mechanical properties of knitted fabrics under tensile and shear loading: Mesoscale analysis using representative unit cells and its validation.
In: Composites Part B: Engineering, 2018, 148
doi: 10.26083/tuprints-00019839
Article, Secondary publication, Postprint

Weeger, Oliver ; Narayanan, Bharath ; De Lorenzis, Laura ; Kiendl, Josef ; Dunn, Martin L. (2022)
An isogeometric collocation method for frictionless contact of Cosserat rods.
In: Computer Methods in Applied Mechanics and Engineering, 2017, 321
doi: 10.26083/tuprints-00019826
Article, Secondary publication, Postprint

Pauley, Michael ; Nguyen, Dang-Manh ; Mayer, David ; Špeh, Jaka ; Weeger, Oliver ; Jüttler, Bert (2022)
The isogeometric segmentation pipeline.
Isogeometric Analysis and Applications - IGAA 2014. Annweiler am Trifels (07.04.2014-10.04.2014)
doi: 10.26083/tuprints-00019815
Conference or Workshop Item, Secondary publication, Postprint

2021

Fernández, Mauricio ; Jamshidian, Mostafa ; Böhlke, Thomas ; Kersting, Kristian ; Weeger, Oliver (2021)
Anisotropic hyperelastic constitutive models for finite deformations combining material theory and data-driven approaches with application to cubic lattice metamaterials.
In: Computational Mechanics, 2021, 67
doi: 10.26083/tuprints-00019872
Article, Secondary publication, Publisher's Version

Gärtner, Til ; Fernández, Mauricio ; Weeger, Oliver (2021)
Nonlinear multiscale simulation of elastic beam lattices with anisotropic homogenized constitutive models based on artificial neural networks.
In: Computational Mechanics, 2021, 68 (5)
doi: 10.26083/tuprints-00019875
Article, Secondary publication, Publisher's Version

Valizadeh, Iman ; Weeger, Oliver (2021)
Nonlinear multiscale simulation of instabilities due to growth of an elastic film on a microstructured substrate.
In: Archive of Applied Mechanics, 2020, 90 (11)
doi: 10.26083/tuprints-00019869
Article, Secondary publication, Publisher's Version

Ding, Zhen ; Weeger, Oliver ; Qi, H. Jerry ; Dunn, Martin L. (2021)
4D rods: 3D structures via programmable 1D composite rods.
In: Materials and design, 2018, 137
doi: 10.26083/tuprints-00019837
Article, Secondary publication, Publisher's Version

Wang, Dong ; Li, Ling ; Serjouei, Ahmad ; Dong, Longteng ; Weeger, Oliver ; Gu, Guoying ; Ge, Qi (2021)
Controllable helical deformations on printed anisotropic composite soft actuators.
In: Applied Physics Letters, 2018, 112 (18)
doi: 10.26083/tuprints-00019840
Article, Secondary publication, Publisher's Version

Weeger, Oliver ; Narasimha, Boddeti ; Yeung, Sai Kit ; Kaijima, Sawako ; Dunn, Martin L. (2021)
Digital Design and Nonlinear Simulation for Additive Manufacturing of Soft Lattice Structures.
In: Additive Manufacturing, 2019, 25
doi: 10.26083/tuprints-00019864
Article, Secondary publication, Postprint

Weeger, Oliver ; Narayanan, Bharath ; Dunn, Martin L. (2021)
Isogeometric shape optimization of nonlinear, curved 3D beams and beam structures.
In: Computer Methods in Applied Mechanics and Engineering, 2019, 345
doi: 10.26083/tuprints-00019865
Article, Secondary publication, Postprint

Jamshidian, Mostafa ; Boddeti, Narasimha ; Rosen, David W. ; Weeger, Oliver (2021)
Multiscale modelling of soft lattice metamaterials: micromechanical nonlinear buckling analysis, experimental verification, and macroscale constitutive behaviour.
In: International Journal of Mechanical Sciences, 2020, 188
doi: 10.26083/tuprints-00019870
Article, Secondary publication, Postprint

Do, Huy ; Tan, Ying Yi ; Ramos, Nathalie ; Kiendl, Josef ; Weeger, Oliver (2021)
Nonlinear isogeometric multiscale simulation for design and fabrication of functionally graded knitted textiles.
In: Composites Part B: Engineering, 2020, 202
doi: 10.26083/tuprints-00019871
Article, Secondary publication, Postprint

Weeger, Oliver (2021)
Numerical homogenization of second gradient, linear elastic constitutive models for cubic 3D beam-lattice metamaterials.
In: International Journal of Solids and Structures, 2021, 224
doi: 10.26083/tuprints-00019874
Article, Secondary publication, Postprint

Weeger, Oliver ; Wever, Utz ; Simeon, Bernd (2021)
On the use of modal derivatives for nonlinear model order reduction.
In: International Journal for Numerical Methods in Engineering, 2016, 108 (13)
doi: 10.26083/tuprints-00019820
Article, Secondary publication, Postprint

Do, Huy ; Anh Vu, Le ; Weeger, Oliver ; Mohan, Rajesh Elara ; Guo, Yujie ; Nguyen, Tan Nhat ; Bui Vu, Minh ; Van Duc, Phan (2021)
Path planning for reconfigurable hTetro robot combining heat conduction-based and discrete optimization.
In: IEEE Access, 2021, 9
doi: 10.26083/tuprints-00019882
Article, Secondary publication, Publisher's Version

Valizadeh, Iman ; Al Aboud, Ahmad ; Dörsam, Edgar ; Weeger, Oliver (2021)
Tailoring of functionally graded hyperelastic materials via grayscale mask stereolithography 3D printing.
In: Additive Manufacturing, 2021, 47
doi: 10.26083/tuprints-00019876
Article, Secondary publication, Postprint