AE and A-type shell stars in the near infrared.
Abstract
Spectroscopic observations in the near-infrared of a number of Ae and A shell stars are presented. It is shown that shells can be detected through the enhancement of the lambda 7773 line and through other spectroscopic criteria.
- Publication:
-
Astronomy and Astrophysics
- Pub Date:
- October 1991
- Bibcode:
- 1991A&A...250..127J
- Keywords:
-
- A Stars;
- Infrared Spectra;
- Near Infrared Radiation;
- Shell Stars;
- Stellar Envelopes;
- Stellar Spectra;
- B Stars;
- Balmer Series;
- Emission Spectra;
- Astrophysics