Self-focusing of optical beams below the diffraction limit

Christopher Travis, Gail McConnell, Johanna Tragardh, Alison Yao, Gian-Luca Oppo

Research output: Chapter in Book/Report/Conference proceedingConference contribution book


We present simulations of the self-focusing effect in nonlinear media for cw and pulsed input. Although some energy is lost during the process, the resulting self-trapped beams have widths below Abbe's diffraction limit.

Original languageEnglish
Title of host publicationBragg Gratings, Photosensitivity, and Poling in Glass Waveguides
PublisherOptical Society of America
ISBN (Print)9781557528209
Publication statusPublished - 27 Jul 2014


  • diffraction limits
  • non-linear media
  • optical beams
  • self-focusing
  • self-focusing effects
  • self-trapped beams

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