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相关论文: Linking Compact Dwarf Starburst Galaxies in the RE…

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Based on a large sample of massive ($M_{*}\geq 10^{10} M_{\odot}$) compact galaxies at $1.0 < z < 3.0$ in five 3D-HST/CANDELS fields, we quantify the fractional abundance and comoving number density of massive compact galaxies as a function…

星系天体物理 · 物理学 2019-11-06 Shi-Ying Lu , Yi-Zhou Gu , Guan-Wen Fang , Qi-Rong Yuan

The size-mass galaxy distribution is a key diagnostic for galaxy evolution. Massive compact galaxies are potential surviving relics of a high-redshift phase of star formation. Some of these could be nearly unresolved in SDSS imaging and…

星系天体物理 · 物理学 2020-12-08 Ivan K. Baldry , Tricia Sullivan , Raffaele Rani , Sebastian Turner

We compare the relations among various integrated characteristics of ~25,000 low-redshift (z<1.0) compact star-forming galaxies (CSFGs) from Data Release 16 (DR16) of the Sloan Digital Sky Survey (SDSS) and of high-redshift (z>1.5)…

星系天体物理 · 物理学 2021-04-02 Y. I. Izotov , N. G. Guseva , K. J. Fricke , C. Henkel , D. Schaerer , T. X. Thuan

We present the discovery and spectrophotometric characterization of a large sample of 164 faint ($i_{AB}$ $\sim$ $23$-$25$ mag) star-forming dwarf galaxies (SFDGs) at redshift $0.13$ $\leq z \leq$ $0.88$ selected by the presence of bright…

Star-forming dwarf galaxies have properties similar to those expected in high-redshift galaxies. Hence, these local galaxies may provide insights into the evolution of the first galaxies, and the physical processes at work. We present a…

星系天体物理 · 物理学 2021-11-24 Skarleth M Motiño Flores , Tommy Wiklind , Rafael T. Eufrasio

Luminous Compact Blue Galaxies (LCBGs) are an extreme star-bursting population of galaxies that were far more common at earlier epochs than today. Based on spectroscopic and photometric measurements of LCBGs in massive (M >10^15 M_sun),…

星系天体物理 · 物理学 2016-01-27 S. M. Crawford , Gregory D. Wirth , M. A. Bershady , S. M. Randriamampandry

From the VIMOS VLT DEEP Survey (VVDS) we select a sample of 16 galaxies with spectra which identify them as having recently undergone a strong starburst and subsequent fast quenching of star formation. These post-starburst galaxies lie in…

Massive high-redshift quiescent compact galaxies (nicknamed red nuggets) have been traditionally connected to present-day elliptical galaxies, often overlooking the relationships that they may have with other galaxy types. We use large…

The Clusters, Clumps, Dust, and Gas in Extreme Star-Forming Galaxies (CCDG) survey with the Hubble Space Telescope includes multi-wavelength imaging of 13 galaxies less than 100 Mpc away spanning a range of morphologies and sizes, from Blue…

It has long been speculated that Blue Compact Dwarf galaxies (BCDs) are formed through the interaction between low-mass gas-rich galaxies, but a few candidates of such systems have been studied in detail. We study a sample of compact…

星系天体物理 · 物理学 2022-12-15 Daya Nidhi Chhatkuli , Sanjaya Paudel , Rajesh Kumar Bachchan , Binil Aryal , Jaewon Yoo

We discuss and test possible evolutionary connections between Blue Compact Dwarf galaxies (BCDs) and other types of dwarf galaxies. BCDs provide ideal laboratories to study intense star formation episodes in low mass dwarf galaxies, and…

星系天体物理 · 物理学 2017-02-22 Steven Janowiecki , John J. Salzer , Liese van Zee , Jessica L. Rosenberg , Evan Skillman

Compact disc galaxies (CDGs) with high surface brightness were identified in the Sloan Digital Sky Survey (SDSS) data. We determined the surface profiles of the CDGs and compared them to those of normal-sized disk galaxies (NDGs). The CDGs…

星系天体物理 · 物理学 2023-09-04 Cheng-Yu Chen , Chorng-Yuan Hwang

At high redshift, starburst galaxies present irregular morphologies, with 10-20\%\ of their star formation occurring in giant clumps. These clumpy galaxies are considered to be the progenitors of local disk galaxies. To understand the…

星系天体物理 · 物理学 2016-08-17 R. Hinojosa-Goñi , C. Muñoz-Tuñón , J. Méndez-Abreu

We analyze 26 Luminous Compact Blue Galaxies (LCBGs) in the HST/ACS Ultra Deep Field (UDF) at z ~ 0.2-1.3, to determine whether these are truly small galaxies, or rather bright central starbursts within existing or forming large disk…

天体物理学 · 物理学 2009-11-11 K. G. Noeske , D. C. Koo , A. C. Phillips , C. N. A. Willmer , J. Melbourne , A. Gil de Paz , P. Papaderos

Massive star-forming clumps are a prominent feature of high-redshift galaxies and are thought to trace gravitational fragmentation, feedback, and bulge growth in gas-rich disks. We present a statistical analysis of clumps in $\sim$3600…

Aims. We aim at finding candidates of potential survivors of high-redshift compact galaxies in SDSS, as targets for more detailed follow-up observations. Methods. From the virial theorem it is expected that for a given mass, compact…

星系天体物理 · 物理学 2015-06-17 Christoph Saulder , Remco C. E. van den Bosch , Steffen Mieske

We present a complete census of candidate nuggets, i.e., dense galaxies likely formed by compaction with intense gas influx, within the volume-limited $z \sim 0$ REsolved Spectroscopy Of a Local VolumE (RESOLVE) survey. These nuggets span…

We present deep Hubble Space Telescope Advanced Camera for Surveys / High Resolution Channel U, narrow-V, and I images of nine "ultracompact" blue dwarf galaxies (UCBDs) selected from the Sloan Digital Sky Survey. We define UCBDs as local…

It remains challenging to systematically survey nearby diffuse dwarf galaxies and address the formation mechanism of this population distinguishing from regular ones. We carry out a pilot search for these galaxies in the COSMOS field using…

星系天体物理 · 物理学 2025-02-13 Dongdong Shi , XianZhong Zheng , Zhizheng Pan , Yu Luo , Hongxia Deng , Qunzhi Hua , Xinyu Luo , Qiming Wu

We study the stellar populations, star formation histories and star formation properties for a sample of blue compact dwarf galaxies (BCDs) selected by cross-correlating the Gil de Paz et al. (2003) sample with the Sloan Digital Sky Survey…

宇宙学与河外天体物理 · 物理学 2015-03-17 Yinghe Zhao , Qiusheng Gu , Yu Gao
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