Supplemental Material for "The formation of elliptical Néel-type skyrmions via anisotropic exchange and Dzyaloshinskii-Moriya interactions"

Supplementary material for Monte Carlo simula tions on L and ρ for isotropic interactions; the influence of different lattice sizes on spin textures via ηJ and ηD; the spin textures under increasing magnetic fields Bz; the comparison of anisotropy parameters and ellipticity ranges across key studies; the skyrmion deformation with varying ηD; and the distributions of skyrmion ellipticity f under DMI anisotropy.