Self-focusing of optical beams below the diffraction limit

Travis, C. and McConnell, G. and Tragardh, J. and Yao, A. and Oppo, G. L. (2014) Self-focusing of optical beams below the diffraction limit. In: Bragg Gratings, Photosensitivity, and Poling in Glass Waveguides, BGPP 2014. Optical Society of America, Washington, D.C.. ISBN 9781557528209

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Abstract

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.