On the derivation of sum rules for physical quantities and their applications for linear and non-linear optical constants
- 30 June 1987
- journal article
- Published by IOP Publishing in Journal of Physics C: Solid State Physics
- Vol. 20 (18), 2785-2788
- https://doi.org/10.1088/0022-3719/20/18/014
Abstract
A simple method for the derivation of sum rules is presented. Examples are given concerning the optical constants of a material. Use is made of the Cauchy integral theorem.Keywords
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