Simulation of a 3D polar skyrmion structure with arrows representing dipoles from the ferroelectric polarization.

From the article:

Structural Chirality of Polar Skyrmions Probed by Resonant Elastic X-Ray Scattering
Margaret R. McCarter, Kook Tae Kim, Vladimir A. Stoica, Sujit Das, Christoph Klewe, Elizabeth P. Donoway, David M. Burn, Padraic Shafer, Fanny Rodolakis, Mauro A. P. Gonçalves, Fernando Gómez-Ortiz, Jorge Íñiguez, Pablo García-Fernández, Javier Junquera, Stephen W. Lovesey, Gerrit van der Laan, Se Young Park, John W. Freeland, Lane W. Martin, Dong Ryeol Lee, and Ramamoorthy Ramesh
Phys. Rev. Lett. 129, 247601 (2022)

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