Central quasi-emission peaks in shell spectra and the rotation fo disks of Be stars
1.
SYSNO ASEP
0124599
Document Type
J - Journal Article
R&D Document Type
Journal Article
Subsidiary J
Ostatní články
Title
Central quasi-emission peaks in shell spectra and the rotation fo disks of Be stars
Author(s)
Rivinius, T. (DE) Štefl, Stanislav (ASU-R) Baade, D. (DE)
Source Title
Astronomy & Astrophysics. - : EDP Sciences
- ISSN 0004-6361
Roč. 348, č. 3 (1999), s. 831-842
Number of pages
12 s.
Language
eng - English
Country
DE - Germany
Subject RIV
BN - Astronomy, Celestial Mechanics, Astrophysics
R&D Projects
GA202/97/0326 GA ČR - Czech Science Foundation (CSF)
CEZ
AV0Z1003909 - ASU-R
Annotation
New high-resolution echelle spectra are presented for all 6 B-type stars currently known to exhibit so-called central quasi-emission peaks (CQE's). Empirical requirements are derived on the circumstances which favour the appearance of such features.