2 papers
astro-ph2007
Fluorine in R Coronae Borealis and Extreme Helium Stars
Gajendra Pandey, David L. Lambert, N. Kameswara Rao
Neutral fluorine lines are identified in the optical spectra of several R Coronae Borealis stars (RCBs) at maximum light. These lines provide the first measurement of the fluorine…
astro-ph2007
Some Observational Aspects of R Coronae Borealis Stars
N. Kameswara Rao
Some of the observational aspects related to the evolutionary status and dust production in R Cor Bor stars are discussed. Recent work regarding the surface abundances, stellar win…