CELLULAR CORE MATERIALS
CELLULAR CORE MATERIALS
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Simulations and experiments for Nomex honeycomb cores
Simulations and experiments for Nomex honeycomb cores
Karakoç and Freund. Experimental studies on mechanical properties of cellular structures using Nomex® honeycomb cores. Composite Structures, 2012, 94, 2017-2024.
Karakoç, et al. Simulation experiments on the effective in-plane compliance of the honeycomb materials, Composite Structures, 2013, 96, 312-320.
Cellular material geometry reconstruction
Cellular material geometry reconstruction
(from still and optical microscopy images)
(from still and optical microscopy images)
Nomex honeycomb core
Norway spruce tracheids
Karakoç and Freund. A direct simulation method for the effective in-plane stiffness of cellular materials. International Journal of Applied Mechanics, 2013, 5, 1350034.
Sjolund, et al. Effect of cell geometry and material properties on wood rigidity. International Journal of Solids and Structures, 2015, 62, 207-216.
Solution domain reconstruction from images and direct simulations
Solution domain reconstruction from images and direct simulations
Uniaxial deformation along X-axis
Uniaxial deformation along Y-axis
Shear deformation in the XY-plane
Karakoç and Freund. Effect of size and measurement domain on the in-plane elasticity of wood-like cellular materials. Journal of Materials Science, 2016, 51, 1490–1495.
Model reconstruction and additive manufacturing
Model reconstruction and additive manufacturing
(Selective laser sintering and fused deposition modeling directly from microscopy images)
(Selective laser sintering and fused deposition modeling directly from microscopy images)
Model reconstruction from microscopy
Selective laser sintering
Fused deposition modeling
Karakoç, et al. Modeling of wood-like cellular materials with a geometrical data extraction algorithm. Mechanics of Materials, 2016, 93, 209-219.
Computational homogenization (Two and three dimensional cases)
Computational homogenization (Two and three dimensional cases)
Shear deformation of hexagonal representative volume element (RVE) in XY-plane.
Shear deformation of a cube with hole RVE in XY-plane.
Reconstruction and homogenization of an RVE from microtomography data
Karakoç, Paltakari and Taciroglu. On The Computational Homogenization of Three-Dimensional Fibrous Materials. Composite Structures, 2020, 112151.
Karakoç, Paltakari and Taciroglu. Data-driven computational homogenization method based on euclidean bipartite matching. Journal of Engineering Mechanics 146 (2), 04019132
Karakoç. Sensitivity analysis on the effective stiffness properties of 3-D orthotropic honeycomb cores. International Journal for Computational Methods in Engineering Science and Mechanics, 2017, 19, 22-30.
Karakoç. Shape and cell wall slenderness effects on the stiffness of wood cell aggregates in the transverse plane. Maderas. Ciencia y tecnología, 2016, 18, 689-700.
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