Results 11 to 20 of about 5,710 (349)

The energy budget of stellar magnetic fields [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2015
VS acknowledges the support of an Science & Technology Facilities Council (STFC) studentship. AAV acknowledges support from the Swiss National Science Foundation through an Ambizione Fellowship.
M Jardine, A A Vidotto, J -F Donati
exaly   +9 more sources

Stellar evolution with rotation and magnetic fields [PDF]

open access: bronzeAstronomy and Astrophysics, 2003
We compare the current effects of rotation in stellar evolution to those of the magnetic field created by the Tayler instability. In stellar regions, where a magnetic field can be generated by the dynamo due to differential rotation (Spruit [CITE ...
A Maeder
exaly   +3 more sources

Magnetic fields and stellar oscillations

open access: green, 2018
Stars are fluid bodies in which pressure, buoyancy, rotation and magnetism provide the restoring forces for wave propagation. Constructive interference of these waves generates global modes of oscillation.
Shyeh Tjing Loi
core   +5 more sources

Evolution of Stellar Magnetic Fields [PDF]

open access: bronzeProceedings of the International Astronomical Union, 2012
AbstractStellar magnetic fields can reliably be characterized by several magnetic activity indicators, such as X-ray or radio luminosity. Physical processes leading to such emission provide important information on dynamic processes in stellar atmospheres and magnetic structuring.
M. Güdel
openalex   +2 more sources

Mapping Stellar Magnetic Fields [PDF]

open access: green, 2019
12 pages, 2 figures; conference proceedings "Stellar Magnetic Fields - A workshop in honour of the career and contributions of John Landstreet", London, Canada ...
O. Kochukhov
openalex   +3 more sources

Magnetic Fields and Stellar Evolution [PDF]

open access: bronzeSymposium - International Astronomical Union, 1981
Magnetic fields are now observed or inferred in a wide variety of stellar objects. The class of early-type stars with strong large-scale fields extends from types B to F, with effective fields from 300 gauss up to several x 104 gauss (Borra and Landstreet 1980).
L. Mestel
openalex   +2 more sources

Measuring the magnetic fields in the chromospheres of low-mass stars [PDF]

open access: yesNature Communications
Magnetic fields in the upper atmospheres of solar-like stars are believed to provide an enormous amount of energy to power the hot coronae and drive large-scale eruptions that could impact the habitability of planetary systems around these stars. However,
Tianqi Cang   +13 more
doaj   +3 more sources

The magnetic fields and stellar winds of the mature late F-stars: β Virginis and θ Draconis [PDF]

open access: bronze, 2021
International audienceMapping the large-scale magnetic field in late F-type stars is important for understanding the nature of the stellar dynamo and the dynamics of thin outer convection zones.
J. Seach   +6 more
openalex   +3 more sources

Impact of non-uniform surface magnetic fields on stellar winds [PDF]

open access: green, 2005
Observations of active stars reveal highly non-uniform surface distributions of magnetic flux. Theoretical models considering magnetised stellar winds however often presume uniform surface magnetic fields, characterised by a single magnetic field ...
V. Holzwarth
openalex   +2 more sources

Stable magnetic fields in stellar interiors [PDF]

open access: yesAstronomy and Astrophysics, 2006
19 pages, 24 figures, submitted to A& ...
J Braithwaite, Åke Nordlund
exaly   +4 more sources

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