Title

Bandwidth enhancement of second-harmonic generation with quadratic spatial-soliton generation versus conventional methods

Authors

Authors

M. Ohkawa; R. A. Fuerst;G. I. Stegeman

Comments

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Abbreviated Journal Title

J. Opt. Soc. Am. B-Opt. Phys.

Keywords

WAVES; LASER; KTP; Optics

Abstract

A detailed numerical comparison of the bandwidth-efficiency trade-off for second-harmonic generation (SHG) achieved by the formation of two-dimensional quadratic spatial solitons versus the more conventional method of gentle focusing in the middle of a nonlinear crystal is presented. Numerical simulations for type II SHG in potassium titanyl phosphate with constant wave-vector mismatch show that the 3-dB drop-off in SHG conversion efficiency can be many multiples of pi in detuning from the phase-match condition over a large range of walk-off angles and focal positions. (C) 1998 Optical Society of America [S0740-3224(98)01911-0].

Journal Title

Journal of the Optical Society of America B-Optical Physics

Volume

15

Issue/Number

11

Publication Date

1-1-1998

Document Type

Article

Language

English

First Page

2769

Last Page

2772

WOS Identifier

WOS:000076865100020

ISSN

0740-3224

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