A review of spin Hamiltonian forms for various point-group site symmetries

被引:24
作者
Misra, SK [1 ]
Poole, CP [1 ]
Farach, HA [1 ]
机构
[1] UNIV S CAROLINA,DEPT PHYS & ASTRON,COLUMBIA,SC 29208
关键词
D O I
10.1007/BF03163526
中图分类号
O64 [物理化学(理论化学)、化学物理学]; O56 [分子物理学、原子物理学];
学科分类号
070203 ; 070304 ; 081704 ; 1406 ;
摘要
A review has been made of the spin Hamiltonian forms for all the 32 point groups, including linear magnetic field-dependent terms in spin operators All spin operators (O) over cap(1)(m), (O) over cap(3)(m), (O) over cap(5)(m), <(Omega)over cap>(m)(1), <(Omega)over cap>(m)(3), and <(Omega)over cap>(m)(5). All spin operators, as well as their matrix elements, to be used in constructing spin Hamiltonian matrices, have been listed. The various point group aggregates for distinct spin-Hamiltonian forms have been classified. In addition, descent of symmetry point groups, useful for studying structural phase transitions, have been indicated.
引用
收藏
页码:29 / 46
页数:18
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