Figure 67.

(a) A-type AF structure of FeSn in 2D kagome lattice structure, adapted with permission from ref (779). Copyright 2019 American Physical Society. (b) The antichiral noncollinear structure of Mn₃Ge, adapted with permission from ref (673). Copyright 2020 American Physical Society. (c, d) Complicated noncollinear magnetic structures of barlowite with proximate 2D kagome lattice structure, adapted with permission under a Creative Commons CC BY 4.0 license from ref (780). Copyright 2020 Springer Nature.