Asymptotic Double-Photoexcitation Cross Sections of the Helium Atom

On the eigenfunctions of many‐particle systems in quantum mechanics

1957 • 1,927 citations

Spectral Distribution of Atomic Oscillator Strengths

1968 • 1,771 citations

Asymptotic Expansions

1957 • 752 citations

Ground State of the Helium Atom

1957 • 364 citations

Double Electron Ejection Resulting from Photo-Ionization in the Outermost Shell of He, Ne, and Ar, and Its Relationship to Electron Correlation

1967 • 325 citations

Multiple Ionization Processes in Helium

1967 • 306 citations

Electron Shake-Off Resulting from<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>K</mml:mi></mml:math>-Shell Ionization in Neon Measured as a Function of Photoelectron Velocity

1965 • 248 citations

Radiative Corrections to the Ground-State Energy of the Helium Atom

1957 • 226 citations

The Behaviour of the First-Order Density Matrix at the Coulomb Singularities of the Schrödinger Equation

1963 • 121 citations

Photo-ionization of Helium and Ionized Lithium

1963 • 101 citations

Energies of the Ground States of He,<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msup><mml:mrow><mml:mi mathvariant="normal">Li</mml:mi></mml:mrow><mml:mrow><mml:mo>+</mml:mo></mml:mrow></mml:msup></mml:mrow></mml:math>, and<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msup><mml:mrow><mml:mi mathvariant="normal">O</mml:mi></mml:mrow><mml:mrow><mml:mn>6</mml:mn><mml:mo>+</mml:mo></mml:mrow></mml:msup></mml:…

1955 • 101 citations

Lamb Shift Excitation Energy in the Ground State of the Helium Atom

1962 • 100 citations

Simultaneous Photoexcitation and Photoionization of Helium

1969 • 69 citations

Double Photoionization of Helium

1970 • 67 citations

Simultaneous Photoionization and Photoexcitation of Helium

1970 • 48 citations

Asymptotic Properties of Atomic Form Factors and Incoherent Scattering Functions

1970 • 29 citations

Multiple ionization processes in helium

1967 • 17 citations

Integral coalescence conditions

1967 • 12 citations