Numerical simulation of fluence profiles of multiple filamentation patterns from a high-power laser beam propagating in air, at increasing propagation distance from upper left to lower right. Selected for a Focus article and an Editors' Suggestion.

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Laser Filamentation as a New Phase Transition Universality Class
W. Ettoumi, J. Kasparian, and J.-P. Wolf
Phys. Rev. Lett. 114, 063903 (2015)

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