Results 171 to 180 of about 269,049 (315)

Bursty stellar populations and obscured AGN in galaxy bulges

open access: yes, 2007
[Abridged] We investigate trends between the recent star formation history and black hole growth in galaxy bulges in the Sloan Digital Sky Survey (SDSS).
Brinchmann, Jarle   +7 more
core   +2 more sources

Green Peas in the Southern Sky: Broadband Color Selection and Spectroscopic Follow-up

open access: yesThe Astrophysical Journal
We present a systematic search for 1696 green pea (GP) galaxy candidates in the southern hemisphere selected from the Dark Energy Survey Data Release 2 and provide preliminary results from spectroscopic follow-up observations of 26 targets chosen among ...
Yejin Jeong   +3 more
doaj   +1 more source

Starbursts and Galaxy Evolution

open access: yes, 2004
Starbursts are extreme concentrations of star-forming activity with mass conversion surface densities reaching over 1000 times higher than normal for disk galaxies. They are responsible for a large fraction of all cosmic star formation. They have shaped the cosmic landscape not just in individual galaxies but though the effects of "superwinds" that ...
openaire   +2 more sources

Can Supernovae Quench Star Formation in High-z Galaxies?

open access: yesThe Astrophysical Journal
JWST is providing a unique opportunity to directly study the feedback processes regulating star formation (SF) in early galaxies. The two z > 5 quiescent systems (JADES-GS-z7-01-QU and MACS0417-z5BBG) detected so far show a recent starburst after which ...
Viola Gelli   +3 more
doaj   +1 more source

On the Origin of [OII] Emission in Red Sequence and Post-starburst Galaxies

open access: yes, 2005
We investigate the emission-line properties of galaxies with red rest-frame colors using spectra from SDSS DR4. Emission lines are detected in more than half of the red galaxies.
Binette L.   +11 more
core   +1 more source

Far‐Ultraviolet Spectra of Starburst Galaxies: Stellar Population and the Kinematics of the Interstellar Medium [PDF]

open access: bronze, 1998
R. M. González Delgado   +5 more
openalex   +1 more source

CAPERS Observations of Two UV-bright Galaxies at z > 10. More Evidence for Bursting Star Formation in the Early Universe

open access: yesThe Astrophysical Journal Letters
We present the first results from the CANDELS-Area Prism Epoch of Reionization Survey (CAPERS), utilizing PRISM observations with the JWST/NIRSpec microshutter assembly in the PRIMER-UDS field.
Vasily Kokorev   +40 more
doaj   +1 more source

FEAST: Probing the Stellar Population of the Starburst Dwarf Galaxy NGC 4449 with JWST/NIRCam

open access: yesThe Astrophysical Journal
We present new JWST/NIRCam observations of the starburst irregular galaxy NGC 4449, obtained in Cycle 1 as part of the Feedback in Emerging extrAgalactic Star clusTers program, which we use to investigate its resolved stellar populations and their ...
Matteo Correnti   +24 more
doaj   +1 more source

Diffuse Gamma-Ray Emission from the Starburst Galaxy NGC 253 [PDF]

open access: green, 1996
Timothy A. D. Paglione   +3 more
openalex   +1 more source

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