Weak Ferromagnetism and Time-Stable Remanence in Hematite: Effect of Shape, Size and Morphology

Namrata Pattanayak, Arpan Bhattacharyya, Shruti Chakravarty +1

We have recently established that a number of Dzyaloshinskii-Moriya interaction driven canted antiferromagnets or weak ferrromagnets (WFM) including hematite exhibit an ultra-slow…