The use of second-order potentials in the theory of scattering of charged particles by atoms. VIII. The excitation of the n=3 levels of helium by electron and proton impact

Excitation of helium by 0.05–6 keV electrons and polarization of the resulting radiation

1969 • 136 citations

The use of second order potentials in the theory of the scattering of charged particles by atoms I. General theory

1972 • 108 citations

Vacuum ultraviolet measurements of the electron impact excitation of helium

1972 • 106 citations

Excitation of helium by protons in the 1–150 keV region

1968 • 99 citations

Accurate first Born approximation cross sections for the excitation of helium by fast electrons

1969 • 83 citations

The use of second order potentials in the theory of scattering of charged particles by atoms. VII. The partial wave formalism and elastic scattering of electrons by hydrogen and helium

1974 • 75 citations

Absolute cross sections for the excitation of n¹P-levels of helium by proton impact (150-1000 keV)

1974 • 54 citations

The singlet S states of the helium isoelectronic sequence

1967 • 53 citations

Coupled-State Calculations of Proton-Helium Scattering

1969 • 51 citations

The use of second order potentials in the theory of the scattering of charged particles by atoms. IV. Electron scattering of helium atoms

1973 • 48 citations

The 2¹S and 2¹P excitations of helium by proton and electron impact

1970 • 46 citations

The use of second order potentials in the theory of the scattering of charged particle by atoms. III. A four-channel approximation for electron and proton scattering by hydrogen atoms

1972 • 40 citations

Accurate first Born approximation cross sections for the excitation of helium by fast protons

1968 • 35 citations

Variational Atomic Wave Functions

1939 • 31 citations

Cross Sections for Electron-Hydrogen Atom Collisions in the Born Approximation to the Reactance Matrix

1963 • 29 citations

The use of second order potentials in the theory of scattering of charged particles by atoms. V. Excitation of helium atoms by fast protons and charge exchange

1973 • 28 citations

A theoretical study of proton-helium scattering

1973 • 26 citations

Excitation cross sections of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msup><mml:mrow><mml:mi>e</mml:mi></mml:mrow><mml:mrow><mml:mo>−</mml:mo></mml:mrow></mml:msup></mml:mrow><mml:mo>+</mml:mo><mml:mi mathvariant="normal">He</mml:mi><mml:mo>→</mml:mo><mml:mrow><mml:msup><mml:mrow><mml:mi>e</mml:mi></mml:mrow><mml:mrow><mml:mo>−</mml:mo></mml:mrow></mml:msup></mml:mrow><mml:mo>+</mml:mo><mml:mi mathvariant="normal">He</mml:mi><mml:mo>(</mml:mo><mml:…

1974 • 25 citations

A theoretical study of fast electron-helium scattering

1974 • 18 citations

Collisions of fast electrons with helium. III. Excitation of the (1s, nd)¹D and (ns, mp)¹P states

1973 • 17 citations