We successfully generated a microjoule isolated attosecond pulse (IAP) for investigating attosecond nonlinear phenomena in atoms and molecules. Pulse duration of IAP was directly evaluated to be 500 as by autocorrelation method using the Coulomb explosion of N2.
© 2012 OSA
E. Takahashi, P. Lan, and K. Midorikawa, "Generation of an isolated attosecond pulse with microjoule-level energy," in Conference on Lasers and Electro-Optics 2012, OSA Technical Digest (Optical Society of America, 2012), paper QTh5B.10.
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