Accurate solution of the Helmholtz equation by Lanczos orthogonalization for media with loss or gain
- 1 January 1992
- journal article
- Published by Optica Publishing Group in Optics Letters
- Vol. 17 (1) , 10-12
- https://doi.org/10.1364/ol.17.000010
Abstract
The numerical scheme for solving the Helmholtz equation, based on the Lanczos orthogonalization scheme, is generalized so that it can be applied to media with space-dependent absorption or gain profiles.Keywords
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