Field-induced transition from room-temperature ferromagnetism to diamagnetism in proton-irradiated fullerene.

Lee, Kyu Won; Kweon, Hyocheon; Lee, Cheol Eui · Adv Mater · 2013

basic_science · Level V

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Abstract

Room-temperature ferromagnetism in proton-irradiated C60 fullerene is demonstrated. The ferromagnetism turns into diamagnetism intrinsic to the fullerene as the magnetic field increases above a critical field.