James A. R. Samson, W. C. Stolte, Zhiwei He, J. N. Cutler, Y. Lu, R. J. Bartlett
Abstract
The cross sections for double photoionization of helium and the ratios of double to single ionization have been measured from the double-ionization threshold to 820 eV. The results are in very good agreement with several recent calculations.
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The cross sections for double photoionization of helium and the ratios of double to single ionization have been measured from the double-ionization threshold to 820 eV. The results are in very good agreement with several recent calculations.
Key concepts: Photoionization, Double ionization, Physics, Helium, Atomic physics, Ionization, Photoionization mode, Ion