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astro-ph.SR2025
New Level Resolved Ground and Excited State Pb III, IV, V & VI Photoionization Cross Sections for Heavy Metal Subdwarf Modeling
David J. Dougan, Matti Dorsch, Laura J. A. Scott +3
High abundances of various lead (Pb) species have been identified in the spectra of many Asymptotic Giant Branch (AGB) stars and O- and B-type subdwarfs (sdO/B). Additional atomic…
astro-ph.SR2025
Strontium I, III, IV and V: Electron Impact Excitation Data for Kilonovae and White Dwarf Diagnostic Applications
David J. Dougan, Niall E. McElroy, Connor P. Ballance +1
Strontium (Sr) emissions have been observed across a wide range of astrophysical phenomena, from kilonovae (KNe) events to white dwarf (WD) stars. Precise and extensive atomic data…