R. L. Porter

Improved He I emissivities in the case B approximation

R. L. Porter, G. J. Ferland, P. J. Storey et al. · Monthly Notices of the Royal Astronomical Society Letters · 2012 · 105 citations · Full text

Natural Sciences, Physics, Nuclear Physics +10

Accurate determination of the free–free Gaunt factor – I. Non-relativistic Gaunt factors

P. A. M. van Hoof, R. J. R. Williams, Kevin Volk et al. · Monthly Notices of the Royal Astronomical Society · 2014 · 98 citations · Full text

Natural Sciences, Physics, Astrophysics +7

He<scp>i</scp>Emission in the Orion Nebula and Implications for Primordial Helium Abundance

R. L. Porter, G. J. Ferland, K. B. MacAdam · The Astrophysical Journal · 2007 · 73 citations · Full text

Natural Sciences, Astronomy, Physics +13

The origin of molecular hydrogen emission in cooling-flow filaments ⋆

G. J. Ferland, A. C. Fabian, N. A. Hatch et al. · 2012 · 45 citations

Natural Sciences, Astronomy, Physics +15

<i>J</i>‐Resolved He<scp>i</scp>Emission Predictions in the Low‐Density Limit

Robert P. Bauman, R. L. Porter, G. J. Ferland et al. · The Astrophysical Journal · 2005 · 43 citations · Full text

Natural Sciences, Physics, Astrophysics +12