Exchange Excitation in Helium: Excitation Functions for the<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mn>4</mml:mn><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>S</mml:mi></mml:mrow><mml:mprescripts /><mml:mrow /><mml:mrow><mml:mn>3</mml:mn></mml:mrow><mml:mrow /><mml:mrow /></mml:mmultiscripts></mml:mrow></mml:math>,<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mn>3</mml:mn><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>P</…

Quantum Mechanics of One- and Two-Electron Atoms

1957 • 4,568 citations

The theory of atomic collisions

1966 • 1,415 citations

Electronic and Ionic Impact Phenomena

1970 • 859 citations

Electron Impact Excitation of Atoms

1968 • 407 citations

Absolute Electron Excitation Cross Sections of Helium

1964 • 190 citations

Excitation processes in helium

1960 • 177 citations

The collision of slow electrons with atoms. III.—The excitation and ionization of helium by electrons of moderate velocity

1933 • 153 citations

Tests of Born Approximations: Differential and Total<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mn>2</mml:mn><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>S</mml:mi></mml:mrow><mml:mprescripts /><mml:mrow /><mml:mrow><mml:mn>3</mml:mn></mml:mrow><mml:mrow /><mml:mrow /></mml:mmultiscripts></mml:mrow></mml:math>,<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mn>2</mml:mn><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>P</mml:mi…

1968 • 150 citations

Elimination of Polarization Corrections from Optical Excitation-Function Measurements

1969 • 68 citations

Differential and Integral Cross Sections for Excitation of the<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mn>2</mml:mn><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>P</mml:mi></mml:mrow><mml:mprescripts /><mml:mrow /><mml:mrow><mml:mn>1</mml:mn></mml:mrow><mml:mrow /><mml:mrow /></mml:mmultiscripts></mml:mrow></mml:math>State of Helium by Electron Impact

1970 • 66 citations

Lichtausbeute im Helium-, Quecksilber- und Stickstoffspektrum bei Anregung durch Elektronensto�

1932 • 60 citations

Theory of collision transfer of excitation in helium

1961 • 57 citations

Excitation Transfer in Helium

1967 • 45 citations

The polarization of electron impact radiation in helium

1963 • 41 citations

Polarization of Light Resulting from the Excitation of Helium by Electrons

1962 • 39 citations

Excitation of the<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mn>3</mml:mn><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>D</mml:mi></mml:mrow><mml:mprescripts /><mml:mrow /><mml:mrow><mml:mn>1</mml:mn><mml:mo>,</mml:mo><mml:mn>3</mml:mn></mml:mrow><mml:mrow /><mml:mrow /></mml:mmultiscripts></mml:mrow></mml:math>and<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mn>4</mml:mn><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>F</mml:…

1969 • 30 citations

Excitation of the He ii<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>λ</mml:mi><mml:mn>4686</mml:mn></mml:math>Å Line by Electron Impact

1963 • 27 citations

Excitation of the 4F States of Helium*

1967 • 16 citations

Excitation of the HeII λ4686-Å Line by Electron Impact

1967 • 15 citations

Electron impact excitation of the 2p state of atomic hydrogen

1965 • 12 citations