Results 101 to 110 of about 77,803 (191)

Imaging Circumstellar Debris Disks

open access: yes, 1998
4 pages, includes one color PostScript figure, to appear in Proceedings of the Vatican Observatory Symposium on Astrophysics Research and Science ...
openaire   +2 more sources

Stellar Rotation in the First 6 Myr: Rotational Velocities and Radii Estimates of T Tauri Stars in IC 5070 and IC 348

open access: yesThe Astrophysical Journal
We have acquired high-resolution optical spectroscopy for a sample of T Tauri stars (TTSs) in open clusters using Hydra on the WIYN 3.5 m telescope, and present projected rotational velocities ( v sin i values) for 54 stars in IC 5070 and 99 stars in IC ...
Laurin M. Gray   +2 more
doaj   +1 more source

Far-infrared & Sub-millimeter Studies of Circumstellar Disks [PDF]

open access: yes, 2014
Circumstellar disks are critical structures in the star and planet formation processes, as they provide a conduit to channel material onto the central object and supply a reservoir of dust and gas to form planets. This thesis focuses on the far-infrared,
Bulger, Joanna Mary
core  

Radiation-driven acceleration in the expanding WR140 dust shell. [PDF]

open access: yesNature, 2022
Han Y, Tuthill PG, Lau RM, Soulain A.
europepmc   +1 more source

Direct spectroscopic observation of matter falling onto a compact stellar object. [PDF]

open access: yesSci Adv
Rahin R   +12 more
europepmc   +1 more source

The abundances of carbon and nitrogen in the atmospheres of classical Be stars. [PDF]

open access: yesAstrophys Space Sci
Peters GJ   +4 more
europepmc   +1 more source

Experimental evidence for granular shear-flow instability in the Epstein regime. [PDF]

open access: yesCommun Phys
Capelo HL   +9 more
europepmc   +1 more source

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