A new differentiable reconstruction method uses symmetrized hyperspherical harmonics on quaternions plus two- and three-point descriptors to generate 3D microstructures from 2D data, demonstrated on aluminum alloy with L-BFGS-B optimization.
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Simulations using a Swelling & Random Migration algorithm and finite element homogenization show clustered fiber distributions increase transverse stiffness by up to 20% but reduce tensile strength compared to equilibrium distributions, with mean nearest neighbor distance linearly predicting both pr
citing papers explorer
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Generative reconstruction of 2D and 3D polycrystalline microstructures using symmetrized hyperspherical harmonics
A new differentiable reconstruction method uses symmetrized hyperspherical harmonics on quaternions plus two- and three-point descriptors to generate 3D microstructures from 2D data, demonstrated on aluminum alloy with L-BFGS-B optimization.
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Modelling the effect of fiber distribution on the transverse mechanical characteristics of unidirectionally reinforced continuous-fiber composite
Simulations using a Swelling & Random Migration algorithm and finite element homogenization show clustered fiber distributions increase transverse stiffness by up to 20% but reduce tensile strength compared to equilibrium distributions, with mean nearest neighbor distance linearly predicting both pr