Varsha Ramachandran
Astro Physicist
Mönchhofstr. 12-14, 69120 Heidelberg
vramachandran@uni-heidelberg.de
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Publications
Content tagged with
Astrophysics - Solar and Stellar Astrophysics
Phase-resolved spectroscopic analysis of the eclipsing black hole X-ray binary M33 X-7: System properties, accretion, and evolution
Winds of OB stars: impact of metallicity, rotation and binary interaction
Stellar wind properties of the nearly complete sample of O stars in the low metallicity young star cluster NGC 346 in the SMC galaxy
The earliest O-type eclipsing binary in the Small Magellanic Cloud, AzV 476: A comprehensive analysis reveals surprisingly low stellar masses
The excess of cool supergiants from contemporary stellar evolution models defies the metallicity-independent Humphreys-Davidson limit
Discovery of O stars in the tidal Magellanic Bridge. Stellar parameters, abundances, and feedback of the nearest metal-poor massive stars and their implication for the Magellanic System ecology
Phase-dependent Study of Near-infrared Disk Emission Lines in LB-1
Testing massive star evolution, star-formation history, and feedback at low metallicity. Photometric analysis of OB stars in the SMC Wing
The Wolf-Rayet binaries of the nitrogen sequence in the Large Magellanic Cloud. Spectroscopy, orbital analysis, formation, and evolution
Testing massive star evolution, star formation history, and feedback at low metallicity. Spectroscopic analysis of OB stars in the SMC Wing
The Galactic WN stars revisited. Impact of Gaia distances on fundamental stellar parameters
PoWR grids of non-LTE model atmospheres for OB-type stars of various metallicities
The extreme O-type spectroscopic binary HD 93129A. A quantitative, multiwavelength analysis
The Galactic WC and WO stars. The impact of revised distances from Gaia DR2 and their role as massive black hole progenitors
The shortest-period Wolf-Rayet binary in the Small Magellanic Cloud: Part of a high-order multiple system. Spectral and orbital analysis of SMC AB 6
Stellar population of the superbubble N 206 in the LMC. II. Parameters of the OB and WR stars, and the total massive star feedback
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