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most citedThe SUMO project I. A survey of multiple populations in globular clusters

149 citations · 891 across the 20 of their papers we have counts for

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astro-ph.GA2011★ 50 cited

The Gradients in the 47 Tuc Red Giant Branch Bump and Horizontal Branch are Consistent With a Centrally-Concentrated, Helium-Enriched Second Stellar Generation

D. M. Nataf, A. Gould, M. H. Pinsonneault +1

We combine ground and space-based photometry of the Galactic globular cluster 47 Tuc to measure four independent lines of evidence for a helium gradient in the cluster, whereby sta…