Results 171 to 180 of about 184,560 (234)

Hidden Gems on a Ring: Infant Massive Clusters and Their Formation Timeline Unveiled by ALMA, HST, and JWST in NGC 3351

open access: yesThe Astrophysical Journal
We use 0.1″ observations from the Atacama Large Millimeter Array (ALMA), Hubble Space Telescope (HST), and JWST to study young massive clusters (YMCs) in their embedded “infant” phase across the central starburst ring in NGC 3351.
Jiayi Sun   +40 more
doaj   +1 more source

Near-Infrared Observations of Isophotal Twists in Barred Spiral Galaxies

open access: bronze, 1996
D. M. Elmegreen   +4 more
openalex   +1 more source

Optical Spectroscopy of the Central Regions of Bright Barred Spiral Galaxies

open access: green, 1999
J. A. García-Barreto   +5 more
openalex   +2 more sources

GBT/Argus Observations of Molecular Gas in the Inner Regions of IC 342

open access: yesThe Astrophysical Journal
We report observations of the ground state transitions of ^12 CO, ^13 CO, C ^18 O, HCN, and HCO ^+ at 88–115 GHz in the inner region of the nearby galaxy IC 342.
Jialu Li   +11 more
doaj   +1 more source

Circumnuclear regions in barred spiral galaxies — I. Near-infrared imaging

open access: bronze, 2000
D. Pérez-Ramírez   +5 more
openalex   +1 more source

A Temperature or Far-ultraviolet Tracer? The HNC/HCN Ratio in M83 on the Scale of Giant Molecular Clouds

open access: yesThe Astrophysical Journal
The HNC/HCN ratio is observationally known as a thermometer in Galactic interstellar molecular clouds. A recent study has alternatively suggested that the HNC/HCN ratio is affected by the ultraviolet (UV) field, not by the temperature.
Nanase Harada   +4 more
doaj   +1 more source

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