Honeycomb Pattern Formation by Laser-Beam Filamentation in Atomic Sodium Vapor

R. S. Bennink, V. Wong, A. M. Marino, D. L. Aronstein, R. W. Boyd, J. C. R. Stroud, S. Lukishova, and D. J. Gauthier, Optics and Photonics News 13, 29 (2002).

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