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Journal of the Optical Society of America B

Journal of the Optical Society of America B

| OPTICAL PHYSICS

  • Vol. 16, Iss. 2 — Feb. 1, 1999
  • pp: 267–269

All-optical diode based on second-harmonic generation in an asymmetric waveguide

Katia Gallo and Gaetano Assanto  »View Author Affiliations


JOSA B, Vol. 16, Issue 2, pp. 267-269 (1999)
http://dx.doi.org/10.1364/JOSAB.16.000267


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Abstract

We numerically investigate the response of a quadratically nonlinear channel waveguide for second-harmonic generation, in which the insertion of a localized phase discontinuity allows the simple implementation of directional nonreciprocity in the fundamental-frequency transmission.

© 1999 Optical Society of America

OCIS Codes
(190.2620) Nonlinear optics : Harmonic generation and mixing
(190.4360) Nonlinear optics : Nonlinear optics, devices
(190.4390) Nonlinear optics : Nonlinear optics, integrated optics
(190.4410) Nonlinear optics : Nonlinear optics, parametric processes

Citation
Katia Gallo and Gaetano Assanto, "All-optical diode based on second-harmonic generation in an asymmetric waveguide," J. Opt. Soc. Am. B 16, 267-269 (1999)
http://www.opticsinfobase.org/josab/abstract.cfm?URI=josab-16-2-267


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References

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  9. G. Assanto, K. Gallo, and C. Conti, “Plane and guided-wave effects and devices via quadratic cascading,” in Advanced Photonics with Second-Order Optically Nonlinear Processes, A. Boardman, ed. (Kluwer Academic, Boston, Mass., to be published).
  10. G. Assanto, G. I. Stegeman, M. Sheik-Bahae, and E. Van Stryland, “Coherent interactions for all-optical signal processing via quadratic nonlinearities,” IEEE J. Quantum Electron. 31, 673 (1995).
  11. G. Imeshev, M. Proctor, and M. M. Fejer, “Phase correction in double-pass quasi-phase-matched second-harmonic generation with a wedged crystal,” Opt. Lett. 23, 165 (1998).
  12. M. Cha, “Cascaded phase shift and intensity modulation in aperiodic quasi-phase-matched gratings,” Opt. Lett. 23, 250 (1998).

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