65 citations · 396 across the 26 of their papers we have counts for
Showing 2015Show all
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astro-ph.IM2015★ 8 cited
Lifetimes and Oscillator Strengths for Ultraviolet Transitions in Singly-Ionized Lead
Negar Heidarian, Richard E. Irving, Adam. M. Ritchey +5
We present the results of lifetime measurements made using beam-foil techniques on levels of astrophysical interest in Pb II producing lines at 1203.6 A ( )…
astro-ph.GA2015★ 30 cited
The CN/CN Ratio in Diffuse Molecular Clouds
Adam M. Ritchey, Steven R. Federman, David L. Lambert
We report the first detection of CN in diffuse molecular gas from a detailed examination of CN absorption lines in archival VLT/UVES spectra of stars probing local diffuse c…
astro-ph.GA2015★ 7 cited
The Interstellar Line of Sight to the Interacting Galaxy NGC 5195
Adam M. Ritchey, George Wallerstein
We present moderately-high resolution echelle observations of the nucleus of NGC 5195, the line of sight to which samples intervening interstellar material associated with the oute…