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Near-infrared (NIR) K' images of a sample of five low surface brightness disc galaxies (LSBGs) were combined with optical data, with the aim of constraining their star formation histories. Both red and blue LSBGs were imaged to enable…

Astrophysics · Physics 2009-10-31 E. F. Bell , R. G. Bower , R. S. de Jong , M. Hereld , B. J. Rauscher

The exact formation scenarios and evolutionary processes that led to the existence of the class of low surface brightness galaxies (LSBs) have not yet been understood completely. Since the environment of LSBs has been studied before only on…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-14 S. D. Rosenbaum , E. Krusch , D. J. Bomans , R. -J. Dettmar

We report the results of a deep SCUBA-2 850- and 450-$\mu$m survey for dust-obscured ultra-luminous infrared galaxies (U/LIRGs) in the field of the z=1.46 cluster XCS J2215.9-1738. We detect a striking overdensity of sub-millimeter sources…

To investigate the structure and composition of the dusty interstellar medium (ISM) of low surface brightness (LSB) disk galaxies, we have used multiwavelength photometry to construct spectral energy distributions for three low-mass,…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-30 John M. MacLachlan , Lynn D. Matthews , Kenneth Wood , John S. Gallagher

Our statistical understanding of galaxy evolution is fundamentally driven by objects that lie above the surface-brightness limits of current wide-area surveys (mu ~ 23 mag arcsec^-2). While both theory and small, deep surveys have hinted at…

Astrophysics of Galaxies · Physics 2019-03-06 G. Martin , S. Kaviraj , C. Laigle , J. E. G. Devriendt , R. A. Jackson , S. Peirani , Y. Dubois , C. Pichon , A. Slyz

We investigate in detail the hypothesis that low surface brightness galaxies (LSB) differ from ordinary galaxies simply because they form in halos with large spin parameters. We compute star formation rates using the Schmidt law, assuming…

Astrophysics · Physics 2009-10-30 Raul Jimenez , Paolo Padoan , Francesca Matteucci , Alan Heavens

Low-surface-brightness galaxies (LSBGs) -- defined as systems that are fainter than the surface-brightness limits of past wide-area surveys -- form the overwhelming majority of galaxies in the dwarf regime (M* < 10^9 MSun). Using…

Building on our previous research of multi-wavelength data from UV to IR, we employ spectroscopic observations of ionized gas, as well as neutral hydrogen gas obtained from the Five-hundred Meter Aperture Spherical Telescope (FAST), to…

Astrophysics of Galaxies · Physics 2024-11-26 Peng Wei , Hu Zou , Jing Wang , Xu Kong , Shuguo Ma , Ruilei Zhou , Xu Zhou , Ali Esamdin , Jiantao Sun , Tuhong Zhong , Fei Dang

We study the star formation histories (SFH) and stellar populations of 213 red and 226 blue nearly face-on low surface brightness disk galaxies (LSBGs), which are selected from the main galaxy sample of Sloan Digital Sky Survey (SDSS) Data…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-18 G. H. Zhong , Y. C. Liang , F. Hammer , X. Y. Chen , L. C. Deng , H. Flores

Star formation is a multi-scale process that requires tracing cloud formation and stellar feedback within the local (<kpc) and global galaxy environment. We present first results from two large observing programs on ALMA and VLT/MUSE,…

A description is given of the samples of Low Surface Brightness galaxies (LSBs) used for comparison with models of their chemical and spectro-photometric evolution (Boissier et al., this Volume). These samples show the large variation and…

Astrophysics · Physics 2009-11-07 D. Monnier Ragaigne , W. van Driel , C. Balkowski , S. Boissier , N. Prantzos

Spectroscopy and V,I CCD photometry of the dwarf irregular galaxy SBS 1129+576 are presented for the first time. The CCD images reveal a chain of compact H II regions within the elongated low-surface-brightness (LSB) component of the…

Astrophysics · Physics 2009-11-07 N. G. Guseva , P. Papaderos , Y. I. Izotov , R. F. Green , K. J. Fricke , T. X. Thuan , K. J. Noeske

We present HI spectral line and optical broadband images of the nearby low surface brightness dwarf galaxy KDG215. The HI images, acquired with the Karl G. Jansky Very Large Array (VLA), reveal a dispersion dominated ISM with only weak…

We deduce the globular cluster formation history of the nearby elliptical NGC 5128 by using a phenomenological chemical enrichment model to reproduce its observed metallicity distribution function (MDF). We derive the observed MDF using…

Astrophysics · Physics 2007-05-23 S. Kaviraj , I. Ferreras , S. -J. Yoon , S. K. Yi

We study photometric properties, chemical abundances and sizes of star formation regions in the two principal arms of the galaxy NGC 628 (M74). The GALEX ultraviolet, optical UBVRI, and H-alpha? surface photometry data are used, including…

Astrophysics of Galaxies · Physics 2013-10-15 Alexander S. Gusev , Oleg V. Egorov , Firouz Sakhibov

We use an 850-micron SCUBA map of the HDF to study the dust properties of optically-selected starburst galaxies at high redshift. Although the 850-micron map does not allow detection of the majority of individual sources, we show that the…

We present Hubble Space Telescope ACS/WFC and WFC3/UVIS imaging for a sample of 50 low surface brightness (LSB) galaxies in the $\sim$10$^{15}$ M$_{\odot}$ Perseus cluster, which were originally identified in ground-based imaging. We…

SDSS-C4 3028 is a galaxy cluster at $z=0.061$, notable for its unusually high fraction of star-forming galaxies with 19 star-forming and 11 quiescent spectroscopically-confirmed member galaxies. From Subaru/HSC imaging, we derived a weak…

Observational studies of ultra-diffuse galaxies (UDGs) represent a significant challenge because of their very low surface brightnesses. A feasible approach is to identify "future" UDGs when their stars are still young. Using data mining,…

Astrophysics of Galaxies · Physics 2019-10-01 Kirill A. Grishin , Igor V. Chilingarian , Anton V. Afanasiev , Ivan Yu. Katkov

We investigate the properties of 1088 Lyman Break Galaxies (LBGs) at z~3 selected from a ~2.63$ deg2 sub-region of the First Look Survey field using the ground-based multi-color data and the Spitzer Space Telescope mid-infrared data at 3--8…

Astrophysics · Physics 2009-11-13 Hyunjin Shim , Myungshin Im , Phillip Choi , Lin Yan , Lisa Storrie-Lombardi
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