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摘要:
We have designed and prepared heterostructured (SmCo7/FeCo)/SmCo5 multicomponent magnets by high-pressure thermal compression. The coordination and interaction behavior of SmCo7/FeCo and SmCo5 phase regions during high-pressure thermal compression and magnetic reversal process were studied. The introduction of SmCo5 can improve the coercivity of the magnet. The heterostructured (SmCo7/FeCo)/SmCo5 magnet with 30 wt% SmCo5 content shows optimal magnetic properties with M-r of 10.3 kG, H-ci of 6.0 kOe, and (BH)(max) of 16.7 MG Oe. (C) 2020 Elsevier B.V. All rights reserved.
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来源 :
JOURNAL OF ALLOYS AND COMPOUNDS
ISSN: 0925-8388
年份: 2020
卷: 831
6 . 2 0 0
JCR@2022
ESI学科: MATERIALS SCIENCE;
ESI高被引阀值:169