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Ferrite sintered magnet
This ferrite sintered magnet comprises metallic elements at an atomic ratio represented by formula (1):Ca1-w-xRwSrxFezCom (1)in formula (1), R is at least one element selected from the group consisting of rare-earth elements and Bi, and R comprises at least La, in formula (1), w, x, z and m satisfy formulae (2) to (5):0.360≤w≤0.420 (2)0.110≤x≤0.173 (3)8.51≤z≤9.71 (4)0.208≤m≤0.269 (5), andin a section parallel to an axis of easy magnetization, when the number of total ferrite grains is N and the number of ferrite grains having a stacking fault is n, 0≤n/N≤0.20 is satisfied.
Ferrite sintered magnet
This ferrite sintered magnet comprises metallic elements at an atomic ratio represented by formula (1):Ca1-w-xRwSrxFezCom (1)in formula (1), R is at least one element selected from the group consisting of rare-earth elements and Bi, and R comprises at least La, in formula (1), w, x, z and m satisfy formulae (2) to (5):0.360≤w≤0.420 (2)0.110≤x≤0.173 (3)8.51≤z≤9.71 (4)0.208≤m≤0.269 (5), andin a section parallel to an axis of easy magnetization, when the number of total ferrite grains is N and the number of ferrite grains having a stacking fault is n, 0≤n/N≤0.20 is satisfied.
Ferrite sintered magnet
IKEDA MASANORI (Autor:in) / MORITA HIROYUKI (Autor:in) / MURAKAWA YOSHITAKA (Autor:in) / MUROYA SHOGO (Autor:in)
13.09.2022
Patent
Elektronische Ressource
Englisch
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