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astro-ph2003
A New Population of Old Stars
I. I. Ivans, C. Sneden, C. R. James +5
We report the results of a coherent study of three chemically anomalous metal-poor ([Fe/H] ~ -2) stars. These objects exhibit unusually low abundances of Mg, Si, Ca (alpha-elements…
astro-ph1994
Results from the Optical Gravitational Lensing Experiment (OGLE)
B. Paczynski, K. Z. Stanek, A. Udalski +6
The analysis of the first three years of the OGLE data revealed 12 microlensing events of the Galactic bulge stars, with the characteristic time scales in the range $ 8.6 < t_0 < 8…