For KMnF 3 shown in Fig. 9.9, it becomes an antifoerromagnet at low temperature.Namely the magnetic moment of the Mn in the sublattice A and B pointing to the oppositedirection. Now assign the angular momentum on the A and B sublattice as J and –J respectively,a) Derive the expression of the cross-section for magnetic diffractionb) Find out the first three non-zero magnetic Bragg peaksc) Derive the expression of the cross-section for nuclear (crystalline) diffraction
For KMnF 3 shown in Fig. 9.9, it becomes an antifoerromagnet at low temperature.Namely the magnetic moment of the Mn in the sublattice A and B pointing to the oppositedirection. Now assign the angular momentum on the A and B sublattice as J and –J respectively,a) Derive the expression of the cross-section for magnetic diffractionb) Find out the first three non-zero magnetic Bragg peaksc) Derive the expression of the cross-section for nuclear (crystalline) diffraction
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For KMnF 3 shown in Fig. 9.9, it becomes an antifoerromagnet at low temperature.
Namely the magnetic moment of the Mn in the sublattice A and B pointing to the opposite
direction. Now assign theangular momentum on the A and B sublattice as J and –J respectively,
a) Derive the expression of the cross-section for magnetic diffraction
b) Find out the first three non-zero magnetic Bragg peaks
c) Derive the expression of the cross-section for nuclear (crystalline) diffraction
Namely the magnetic moment of the Mn in the sublattice A and B pointing to the opposite
direction. Now assign the
a) Derive the expression of the cross-section for magnetic diffraction
b) Find out the first three non-zero magnetic Bragg peaks
c) Derive the expression of the cross-section for nuclear (crystalline) diffraction
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