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Magnetic susceptibility of electron gas in non-uniform magnetic field?
Someone can explain briefly how to treat with perturbation theory a free electron gas in a sinusoidal external magnetic field ? I'm trying to understand the paramagnetic response of an electron gas to ...
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Manganese has more unpaired electrons than Iron so why is Iron ferromagnetic Manganese paramagnetic?
Manganese has five unpaired electrons, but Iron has four, then why is Iron ferromagnetic and Manganese paramagnetic?
What's that property I'm missing?
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