Energy levels in rare-earth ions
The tensor-operator and group-theoretical methods of Racah are used to examine the following contributions to the Hamiltonian of a rare-earth ion: ( a ) the Coulomb interaction ...
Publications
View AllAn analysis of the absorption spectrum of praseodymium chloride
The terms and levels of the configuration ƒ 2 , corresponding to Pr 3+ , are examined. It is shown that it is essential to allow for the breakdown of Russell─Saunders coupling w...
The matrix elements of tensor operators for configurations of three equivalent electrons
The formulae of Redmond are used to construct expressions for the fractional parentage coefficients relating the configurations l 3 and l 2 . The explicit occurrence of godparen...
Institution Info
- Type
- education
- Country
- US
- Publications
- 3
- Citations
- 266
External Links
Identifiers
- ROR
- https://ror.org/04c49cg83