Results 121 to 130 of about 25,802 (223)

Early evolution of viscous and self-gravitating circumstellar disks with a dust component [PDF]

open access: bronze, 2018
E. I. Vorobyov   +4 more
openalex   +1 more source

Nanosilicates and molecular silicate dust species: properties and observational prospects

open access: yesFrontiers in Astronomy and Space Sciences
Silicate dust is found in a wide range of astrophysical environments. Nucleation and growth of silicate dust grains in circumstellar environments likely involves species with diameters ranging from <1 nm (molecular silicates) to a few nanometers ...
Stefan T. Bromley, Stefan T. Bromley
doaj   +1 more source

NEOWISE-R Caught the Luminous SN 2023ixf in Messier 101

open access: yesThe Astrophysical Journal
During routine survey imaging, the reactivated Near-Earth Object Wide-field Infrared Survey Explorer (NEOWISE-R) serendipitously caught the Type II supernova SN 2023ixf in Messier 101 on the rise, starting day 3.6 through day 10.9, and again on the ...
Schuyler D. Van Dyk   +18 more
doaj   +1 more source

A radio-detected type Ia supernova with helium-rich circumstellar material. [PDF]

open access: yesNature, 2023
Kool EC   +36 more
europepmc   +1 more source

The first 8–13μm spectra of globular cluster red giants: circumstellar silicate dust grains in 47 Tucanae (NGC 104) [PDF]

open access: bronze, 2006
J. Th. van Loon   +7 more
openalex   +1 more source

Detailed Radial Scale Height Profile of Dust Grains as Probed by Dust Self-scattering in HL Tau

open access: yesThe Astrophysical Journal Letters
The vertical settling of dust grains in a circumstellar disk, characterized by their scale height, is a pivotal process in the formation of planets. This study offers in-depth analysis and modeling of the radial scale height profile of dust grains in the
Haifeng Yang   +6 more
doaj   +1 more source

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