A non-linear response theory: I. General
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A.-S.F. Obada; S.S. Hassan; M.H. Mahran
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Article
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1987
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Elsevier Science
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English
⚖ 601 KB
We present a generalisation of response theory to the non-linear regime of the interaction of an electromagnetic field with an extended system of two-level atoms. The different propagators together with the equations for the fields with their interdependence are presented. The optical extinction the