We provide the first experimental evidence that multiple filamentation (MF) can be induced by input beam astigmatism. The MF pattern induced by astigmatism is reproducible shot to shot, and can dominate the effect of noise.
© 2004 Optical Society of America
A. Dubietis, G. Tamosauskas, F. Gadi, and B. Ilan, "Multiple filamentation induced by input-beam astigmatism," in Nonlinear Guided Waves and Their Applications, Technical Digest on CD (Optical Society of America, 2004), paper TuC31.
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