close-coupling method

close-coupling method

[‚klōs ′kəp·liŋ ‚meth·əd]
(atomic physics)
A method of approximating the wave function describing a process in which an initially free electron impinges on an isolated atom; in this method, the unknown solution of the Schrödinger equation is expanded in terms of the known wave functions of the target atom.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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