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Analytic investigations Tiffany Notes Round earrings dendritic growth have been performed under the assumption that the crystal anisotropy induces at least near the tip only a very small deviation from the isotropic Ivantsov paraboloid. It has been predicted that the curvature in between the fins should be close to the one of the paraboloid, thus showing a convex shape. Circle Link drop earrings from analytical solutions, numerical investigations have been performed with phase-field simulations. A. Karma et al.19 investigated the tip shape of simulated 3-D dendrites. Special care was taken about the mathematical description of the calculated tip in order to compare it with analytical predictions18 and experimental data.Frank Gehry Torque Bead long drop earrings sections perpendicular to the growth direction were found to have a shape different from the one predicted by the analytical studies.17 It was found that the fourfold anisotropy is not a mere perturbation of a rotational paraboloid but influences the shape significantly. The experiments show that the fins are an intrinsic property of a dendrite. Graduated bead drop earrings interface betw88ii the fins is concave, thus the sign of the curvature is opposite the one predicted from analytical studies17 but in agreement with phase-field studies. This difference is significant, as it indicates that in analytical calculations not only a weak perturbation from the paraboloid base shape of the isotropic Ivantsov solution should be assumed. The authors developed an image-processing technique (refractive reconstruction) that allowed the reconstruction of the 3-D shape of experimentally grown dendrites.