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astro-ph.SR2020
Detection of fluorine in hot Extreme Helium Stars
Anirban Bhowmick, Gajendra Pandey, David L. Lambert
The main objective of this paper is to explore abundances of fluorine in hot Extreme Helium Stars (EHes). Overabundance of fluorine is a characteristic feature for cool EHes and R…
astro-ph.SR2018
Are DY\,Persei stars cooler cousins of R Coronae Borealis stars?
Anirban Bhowmick, Gajendra Pandey, Vishal Joshi +1
In this paper we present for the first time, the study of low resolution - and - band spectra of 7 DY\,Per type and suspects stars as well as DY\,Persei itself. We also obser…