You need them for solar inverters, but you also need them for the turbines like ... | Hacker News

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		Aloisius 51 days ago \| parent \| context \| favorite \| on: The time has finally come for geothermal energy You need them for solar inverters, but you also need them for the turbines like those used to generate power with geothermal/wind/hydro/nuclear/etc.

pfdietz 51 days ago [–]

Erbium perhaps for some power semiconductors, but in very small amounts.

What's the use in turbines? Most generators associated with turbines don't use permanent magnets.

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