3 papers
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…
astro-ph2004
Surface Compositions of R Coronae Borealis Stars and Extreme Helium Stars - Some Connections
N. Kameswara Rao
Abundances of R Coronae Borealis stars (RCBs) and Extreme Helium stars (EHes) are discussed. Recent estimates of the -process elements in hot extreme helium stars show enhanceme…
astro-ph1998
Abundance similarities between the R CrB star V854 Cen and the born-again Sakurai's object
M. Asplund, B. Gustafsson, N. K. Rao +1
The elemental abundances of the mildly hydrogen-deficient R Coronae Borealis (R CrB) star V854 Cen have been estimated. The R CrB stars have been divided into majority and minority…