X-ray resonant exchange scattering of rare-earth nickel borocarbides Page: 3 of 131
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TABLE OF CONTENTSINTRODUCTION ....... .............................
MAGNETIC INTERACTIONS IN THE RARE-EARTH NICKEL
BOROCARBIDES ....... .............................
Magnetic interactions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Ruderman-Kittel-Kasuya-Yosida-Interaction . . . . . . . . . . . . . . .
RKKY energy of modulated magnetic systems . . . . . . . . . . . . . .
Magnetic dipole-dipole interaction . . . . . . . . . . . . . . . . . . . .
Anisotropy induced by crystalline electric fields . . . . . . . . . . . . . . . .
CEF levels in tetragonal systems . . . . . . . . . . . . . . . . . . . . .
CEF measurements of borocarbides . . . . . . . . . . . . . . . . . . . .
Competition between CEF and magnetism . . . . . . . . . . . ... . . . . . .1
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223 THEORY OF X-RAY RESONANT EXCHANGE SCATTERING 27
Fundamentals of magnetic x-ray scattering . . . . . . . . . . . . . . . . . . . . 29
Initial/final States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Intermediate States . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Matrix elements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Interpretation of the amplitude terms . . . . . . . . . . . . . . . . . . . .37
Formation of satellite peaks . . . . . . . . . . . . . . . . . . . . . . . . . 41
Scattering geometry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Time reversal symmetry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 461
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Detlefs, C. X-ray resonant exchange scattering of rare-earth nickel borocarbides, report, October 8, 1997; Iowa. (https://digital.library.unt.edu/ark:/67531/metadc707556/m1/3/: accessed April 23, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.