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Not for solar, and not for most forms of Li-ion batteries.
by pfdietz 1y ago
Not for solar, and not for most forms of Li-ion batteries.
- Aloisius 1y agoYou 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 1y agoErbium 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.