Theory of charge and spin ordering in the nickelates - Physics ...
Theory of charge and spin ordering in the nickelates - Physics ...
Theory of charge and spin ordering in the nickelates - Physics ...
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Magnetism<br />
The <strong>sp<strong>in</strong></strong> <strong>of</strong> each Ni 2+ electron pair is totally free<br />
at O(t 2 /J H )<br />
exchange coupl<strong>in</strong>g sets TAF ~ t 4 /JH 3