A Modified Perturbation Procedure for a Problem in Paramagnetism

• 1 January 1950
• journal article
• Published by IOP Publishing in Proceedings of the Physical Society. Section A
• Vol. 63  (1) , 25-29
• https://doi.org/10.1088/0370-1298/63/1/304

Abstract

Keywords

• ENERGY LEVELS
• SECOND ORDER
• FIRST ORDER