Jump to content

Matrix element (physics)

From Wikipedia, the free encyclopedia
This is an old revision of this page, as edited by MrAureliusR (talk | contribs) at 23:23, 11 November 2015 (Added tags to the page using Page Curation (unreferenced)). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

In physics, particularly in quantum pertubation theory, the "matrix element" refers to the linear operator of a modified Hamiltonian using Dirac notation.

The matrix element considers the effect of the newly modified Hamiltonian (i.e. ordinary Hamiltonian plus interaction Hamiltonian) on the quantum state.


See also