On Löwdin's projection operators for angular momentum. I

✍ Scribed by Richard J. S. Crossley

• Publisher: John Wiley and Sons
• Year: 1977
• Tongue: English
• Weight: 547 KB
• Volume: 11
• Category: Article
• ISSN: 0020-7608
• DOI: 10.1002/qua.560110605

✦ Synopsis

Abstract

Löwdin has presented his angular momentum projection operators in two forms, the sum form deduced from the product form. A direct proof of the sum form is presented here, together with a brief account of application of the technique to the pd configuration.