We study the effect of energy of the pump laser on high-order harmonic generation (HHG) from foil targets as thin as 30 nm. We see that thinner targets generate harmonics with less background emission.
© 2011 OSA
C. A. Popovici, S. Fourmaux, L. Lecherbourg, S. Buffechoux, S. Gnedyuk, F. Vidal, J. Kieffer, R. Marjoribanks, and T. Ozaki, "High-Order Surface Harmonics Generated from Nanometer-Thick Foil Targets using a 40 TW Laser," in CLEO:2011 - Laser Applications to Photonic Applications, OSA Technical Digest (CD) (Optical Society of America, 2011), paper CThFF4.
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