Results 1 to 10 of about 76,512,905 (95)

ESR EuroSafe Imaging and its role in promoting radiation protection - 6 years of success. [PDF]

open access: yesInsights Imaging, 2021
Frija G   +10 more
europepmc   +2 more sources

Inner dusty envelope of the AGB stars W Hydrae, SW Virginis, and R Crateris using SPHERE/ZIMPOL [PDF]

open access: yesAstronomy & Astrophysics, 2020
Context. The asymptotic giant branch (AGB) marks the final evolutionary stage of stars with initial masses between ~0.8 and 8 M⊙. During this phase, stars undergo copious mass loss, which contributes significantly to the enrichment of the interstellar ...
T. Khouri   +10 more
semanticscholar   +1 more source

Dentists in action: a profession on-screen (1913-2013)

open access: yesBritish Dental Journal, 2022
Background Fictional portrayals of dentists in feature films have remained largely unexamined to date. The aim of this review is consequently to catalogue and analyse available films produced by US entertainment industry that present 'dentists in action'.
Samuel Gierok   +2 more
semanticscholar   +1 more source

Large-scale magnetic topologies of late M dwarfs★: Magnetic topologies of late M dwarfs [PDF]

open access: yes, 2010
We present here the final results of the first spectropolarimetric survey of a small sample of active M dwarfs, aimed at providing observational constraints on dynamo action on both sides of the full-convection threshold (spectral type M4).
J. Morin   +5 more
semanticscholar   +1 more source

Large-scale magnetic topologies of late M dwarfs⋆ [PDF]

open access: yes, 2008
We present here the final results of the first spectropolarimetric survey of a small sample of active M dwarfs, aimed at providing observational constraints on dynamo action on both sides of the full-convection threshold (spectral type M4).
J. Morin   +15 more
semanticscholar   +1 more source

Search of X-ray emission from roAp stars: the case of γ Equulei [PDF]

open access: yes, 2011
The detection of X-ray emission from Ap stars can be an indicator for the presence of magnetic activity and dynamo action, provided different origins for the emission, such as wind shocks and close late-type companions, can be excluded. Here we report on
B. Stelzer   +4 more
semanticscholar   +1 more source

ALMA sub-mm maser and dust distribution of VY Canis Majoris [PDF]

open access: yes, 2014
Aims. Cool, evolved stars have copious, enriched winds. Observations have so far not fully constrained models for the shaping and acceleration of these winds.
A. M. S. Richards   +27 more
semanticscholar   +1 more source

A surprisingly large asymmetric ejection from Mira A [PDF]

open access: yesAstronomy & Astrophysics
Stars with masses between roughly 1 and 8 M_⊙ end their lives on the asymptotic giant branch (AGB), when intense mass loss takes place, with major consequences for the chemical evolution of the universe.
T. Khouri   +8 more
semanticscholar   +1 more source

LABOCA 870 μm dust continuum mapping of selected infrared-dark cloud regions in the Galactic plane [PDF]

open access: yes, 2012
Context. Imaging surveys of dust emission at (sub)millimetre wavelengths provide a powerful tool for studying molecular clouds and the early stages of star formation. Aims.
O. Miettinen
semanticscholar   +1 more source

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