411 citations · 3.7k across the 82 of their papers we have counts for
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astro-ph2008★ 20 cited
Optical spectroscopy of X-ray sources in the Taurus molecular cloud: discovery of ten new pre-main sequence stars
L. Scelsi, G. Sacco, L. Affer +4
We have analyzed optical spectra of 25 X-ray sources identified as potential new members of the Taurus molecular cloud (TMC), in order to confirm their membership in this SFR. Fift…
astro-ph2008★ 5 cited
The stellar population of the Rosat North Ecliptic Pole survey. II. Spectral analysis
L. Affer, G. Micela, T. Morel
X-ray surveys allow to identify young, main-sequence stars in the solar neighborhood. Young, stellar samples, selected according to their activity, can be used to determine the ste…
astro-ph2008★ 25 cited
Geometry Diagnostics of a Stellar Flare from Fluorescent X-rays
P. Testa, J. J. Drake, B. Ercolano +5
We present evidence of Fe fluorescent emission in the Chandra HETGS spectrum of the single G-type giant HR 9024 during a large flare. In analogy to solar X-ray observations, we int…