Analysis of eight magnetic chemically peculiar stars with rotational modulation

O Kobzar, V Khalack, D Bohlender… - Monthly Notices of …, 2022 - academic.oup.com
Since the end of 2018, the Transiting Exoplanet Survey Satellite (TESS) has provided stellar
photometry to the astronomical community. We have used TESS data to study rotational …

TESS Cycle 2 observations of roAp stars with 2-min cadence data

DL Holdsworth, MS Cunha… - Monthly Notices of …, 2024 - academic.oup.com
We present the results of a systematic search of the Transiting Exoplanet Survey Satellite
(TESS) 2-min cadence data for new rapidly oscillating Ap (roAp) stars observed during the …

Project VeSElkA: results of abundance analysis for HD 53929 and HD 63975

ML Ndiaye, F LeBlanc, V Khalack - Monthly Notices of the Royal …, 2018 - academic.oup.com
Abstract Project VeSElkA (Vertical Stratification of Element Abundances) has been initiated
with the aim to detect and study the vertical stratification of element abundances in the …

Project VeSElkA: abundance analysis of chemical species in HD 41076 and HD 148330

V Khalack, G Gallant, C Thibeault - Monthly Notices of the Royal …, 2017 - academic.oup.com
A new semi-automatic approach is employed to carry out the abundance analysis of high-
resolution spectra of HD 41076 and HD 148330 obtained recently with the …

Project VeSElkA: results of abundance analysis I–HD 71030, HD 95608, HD 116235 and HD 186568

F LeBlanc, V Khalack, B Yameogo… - Monthly Notices of …, 2015 - academic.oup.com
A portion of main-sequence stars, called chemically peculiar (CP) stars, show important
abundance anomalies mainly due to atomic diffusion of the species within these stars …

Project VeSElkA: a search for the vertical stratification of element abundances in HD 157087

V Khalack - Monthly Notices of the Royal Astronomical Society, 2018 - academic.oup.com
The new spectropolarimetric spectra of HD 157087 obtained recently with ESPaDOnS
(Echelle SpectroPolarimetric Device for Observations of Stars) at the Canada–France …

Study of slowly rotating CP stars observed with TESS

O Kobzar, V Khalack, D Bohlender… - arXiv preprint arXiv …, 2020 - arxiv.org
Since the end of 2018, the Transiting Exoplanet Survey Satellite (TESS) provides high-
quality space data on stellar photometry to the astronomical community. We present the …

VeSElkA: Vertical Stratification of Element Abundances in CP stars

V Khalack, F LeBlanc, O Kobzar - arXiv preprint arXiv:2003.02936, 2020 - arxiv.org
A portion of the upper main-sequence stars, called chemically peculiar (CP) stars, show
significant abundance anomalies mainly due to atomic diffusion of chemical elements within …