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Temporary vs. Permanent Magnets: Is N50 Magnet Permanent or Temporary Magnet? - Magnetic Knowledge
REE Recovery from End-of-Life NdFeB Permanent Magnet Scrap: A Critical Review | SpringerLink
Boosting the lifespan of magneto-mechano-electric generator via vertical installation for sustainable powering of Internet of Things sensor - ScienceDirect
Characterizing lifecycle behavior of permanent magnets is critical to emergent electrical machine applications