Author(s): Qiaoxuan Zhang, Paul J. Ackerman, Qingkun Liu, and Ivan I. Smalyukh
Nontrivial topological modulations, including skyrmions and knots, are observed in the magnetic field configurations of poly and monodomain chiral ferromagnetic liquid crystal colloids.

[Phys. Rev. Lett. 115, 097802] Published Fri Aug 28, 2015