Title

Briefing: Beam Reconstruction By Iteration Of An Electromagnetic Field With An Induced Nonlinearity Gauge

Authors

Authors

M. A. Bolshtyansky; N. V. Tabiryan;B. Y. Zeldovich

Comments

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Abbreviated Journal Title

Opt. Lett.

Keywords

PHASE; Optics

Abstract

Measurement of the local intensity and phase distributions in the small focal waist of a laser beam with the use of a thin nonlinear-optical layer is discussed. We suggested and tested in a computer experiment the beam reconstruction by iteration of an electromagnetic field with an induced nonlinear gauge (BRIEFING) algorithm, which allows one to extract the absolute intensity (in watts per square centimeter) and phase distributions from two intensity patterns in the far-field zone: with and without nonlinearity. (C) 1997 Optical Society of America

Journal Title

Optics Letters

Volume

22

Issue/Number

1

Publication Date

1-1-1997

Document Type

Article

Language

English

First Page

22

Last Page

24

WOS Identifier

WOS:A1997WC67400008

ISSN

0146-9592

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