Effects of oxidation of DyH
3
in Nd–Fe–B sintered magnets
Yan Gao-Lin†
, Fang Zhi-Hao
Demagnetisation curves of Nd
16
Fe
76
B
8
+ 3-at.% DyH
3
sintered at 1020 °C for 1 hour and then cooled in the furnace for samples I, II, and III.