Foldy-Wouthuysen transformation

English edit

Etymology edit

Formulated by Leslie Lawrance Foldy and Siegfried Adolf Wouthuysen in 1949.

Noun edit

Foldy-Wouthuysen transformation (plural Foldy-Wouthuysen transformations)

  1. (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.