81 citations · 1.4k across the 56 of their papers we have counts for
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astro-ph2008★ 17 cited
Discovery of very low amplitude 9-minute multiperiodic pulsations in the magnetic Ap star HD 75445
O. Kochukhov, S. Bagnulo, G. Lo Curto +1
We present our discovery of pulsational radial-velocity variations in the cool Ap star HD 75445, an object spectroscopically similar to the bright, rapidly-oscillating Ap (roAp) st…
astro-ph2008★ 54 cited
Isotopic anomaly and stratification of Ca in magnetic Ap stars
T. Ryabchikova, O. Kochukhov, S. Bagnulo
We have carried out an accurate investigation of the Ca isotopic composition and stratification in the atmospheres of 23 magnetic chemically peculiar (Ap) stars of different temper…