Answers are grounded in this paper and cite their sources.
An energy product of 12.3 × 106 G-Oe has been obtained on cast samples of a cobalt rare-earth permanent magnet having the composition Co3.3Fe0.5Cu1.2Ce0.25Sm0.75. This exceeds the former high value of 9.8 × 106 G-Oe obtained in an alloy of Co3.8Fe0.5Cu0.9Ce.
No takes yet. Share an insight, caveat, or question.
Nesbitt et al. (1970) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: