SEARCH Articles Figures Tables Auger effect, double photoionization Complex atoms, double photoionization Correlation energy, double photoionization Cross section for double photoionization at threshold Direct double photoionization Direct double photoionization helium Direct double photoionization molecules Double photoionization helium Double photoionization molecules Double photoionization quantum yields Electron distribution, double photoionization Helium double photoionization cross Indirect processes, double photoionization Molecules, double photoionization quantum yields Photoion Photoionization Photoionization direct double ionization Photoions Rydberg states, double photoionization Threshold double photoionization in argon