Is Heisenberg model or in its simplier form Ising model a good approximation to study magnetic systems?
How does magnetic anisotropy cause stable long range magnetic ordering in quasi-one-dimensional solids?
Is the "Final Magnetic moment" in the materials project repository same as the "total magnetization" value in Quantum ESPRESSO output files?
What measured quantity can be associated to the value of the J parameter in the Heisenberg/Ising hamiltonians?
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