Foldy-Wouthuysen transformation
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English
[edit]Etymology
[edit]Formulated by Leslie Lawrance Foldy and Siegfried Adolf Wouthuysen in 1949.
Noun
[edit]Foldy-Wouthuysen transformation (plural Foldy-Wouthuysen transformations)
- (physics) A unitary transformation of the orthonormal basis in which both the Hamiltonian and the state are represented; it has applications in high-energy physics.