HUBRIG, S., M. SCHOELLER, I. ILYIN, M. A. POGODIN, R. V. YUDIN, B. STELZER, C. R. COWLEY and Zdeněk MIKULÁŠEK. Magnetic Field Studies of Herbig Ae/Be Stars. AIP Conference Proceedings. American Institute of Physics, 2012, vol. 1429, 05/2012, p. 21-28. ISSN 0094-243X. Available from: https://dx.doi.org/10.1063/1.3701895.
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Basic information
Original name Magnetic Field Studies of Herbig Ae/Be Stars
Name in Czech Studie magnetických polí Herbigových Ae/Be hvězd
Authors HUBRIG, S. (276 Germany, guarantor), M. SCHOELLER (276 Germany), I. ILYIN (643 Russian Federation), M. A. POGODIN (643 Russian Federation), R. V. YUDIN (643 Russian Federation), B. STELZER (380 Italy), C. R. COWLEY (840 United States of America) and Zdeněk MIKULÁŠEK (203 Czech Republic, belonging to the institution).
Edition AIP Conference Proceedings, American Institute of Physics, 2012, 0094-243X.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10308 Astronomy
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
RIV identification code RIV/00216224:14310/12:00063301
Organization unit Faculty of Science
Doi http://dx.doi.org/10.1063/1.3701895
UT WoS 000307648200002
Keywords (in Czech) hvězdy: před hlavní posloupností; hvězdy: atmosféry; hvězdy: magnetické pole; hvězdy: proměnné: obecné
Keywords in English stars: pre-main sequence; stars: atmospheres; stars: magnetic field; stars: variables: general
Tags AKR, rivok
Tags International impact
Changed by Changed by: prof. RNDr. Zdeněk Mikulášek, CSc., učo 534. Changed: 13/3/2013 15:52.
Abstract
We report on the status of our spectropolarimetric studies of Herbig Ae/Be stars carried out during the last years. For the first time we examined the relation of the measured field strengths with various parameters that characterise the star-disk system. We could show that stronger magnetic fields tend to be found in younger Herbig stars and completely disappear when stars arrive on the ZAMS, indicating that the magnetic fields of Ap/Bp stars are not fossil. New determinations of the mean longitudinal magnetic field for several Herbig Ae/Be stars are presented. The longitudinal magnetic field measurements of MWC 480 reveal the presence of a strong kG field, which was undetected in our previous low-resolution polarimetric observations with FORS 1. The magnetic field geometries of Herbig Ae/Be stars studied with spectropolarimetric time series can likely be described by centred dipoles with polar magnetic field strengths of several hundred Gauss. The sharp-lined young Herbig Ae star HD101412 with a strong surface magnetic field has become in the last years one of the best-studied targets among the Herbig Ae/Be stars.
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