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We present the results of a search for submillimetre-luminous host galaxies of optically dark gamma-ray bursts (GRBs) using the Submillimetre Common-User Bolometer Array (SCUBA) on the James Clerk Maxwell Telescope (JCMT). We made…

We study the distribution and evolution of the stellar mass and the star formation rate (SFR) of the brightest group galaxies (BGGs) over $ 0.04<z<1.3 $ using a large sample of $ 407 $ X-ray galaxy groups selected from the COSMOS, AEGIS,…

We investigate the stellar and dust properties of massive (log$(M_*/M_\odot) \ge 10.5$) and dusty ($A_V \ge 1$) galaxies at $1 \le z \le 4$ by modeling their spectral energy distributions (SEDs) obtained from the combination of UltraVISTA…

We exploit the continuity equation approach and the `main sequence' star-formation timescales to show that the observed high abundance of galaxies with stellar masses > a few 10^10 M_sun at redshift z>4 implies the existence of a galaxy…

Astrophysics of Galaxies · Physics 2016-06-08 C. Mancuso , A. Lapi , J. Shi , J. Gonzalez-Nuevo , R. Aversa , L. Danese

We present deep ALMA dust continuum observations for a sample of luminous ($M_{\rm UV} < -22$) star-forming galaxies at $z \simeq 7$. We detect five of the six sources in the far-infrared (FIR), providing key constraints on the obscured…

Astrophysics of Galaxies · Physics 2022-02-08 R. A. A. Bowler , F. Cullen , R. J. McLure , J. S. Dunlop , A. Avison

We constrain the mass distribution in nearby, star-forming galaxies with the Star Formation Reference Survey (SFRS), a galaxy sample constructed to be representative of all known combinations of star formation rate (SFR), dust temperature,…

We present spectroscopic observations of the host galaxy of the gamma-ray burst (GRB) 980703. Several emission and absorption features are detected, making the redshift, z = 0.966, completely unambiguous. This is only the third known…

Astrophysics · Physics 2011-03-17 S. G. Djorgovski , S. R. Kulkarni , J. S. Bloom , R. Goodrich , D. A. Frail , L. Piro , E. Palazzi

We study in detail the properties of the stellar populations of 111 massive ($\log(M_{\star}/\mathrm{M}_\odot) \ge 10)$ dusty (FIR-selected) starburst ($SFR/SFR_\mathrm{MS}>2$) galaxies at $0.7<z<1.2$. For that purpose, we use…

Astrophysics of Galaxies · Physics 2022-03-24 Néstor Espino-Briones , Pablo G. Pérez-González , Jaime Zamorano , Lucía Rodríguez-Muñoz

The nature of galaxies selected at submillimeter wavelengths (SMGs, S_850 > 3 mJy), some of the bolometrically most luminous objects at high redshifts, is still elusive. In particular their star formation histories and source of emission…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-20 Michał J. Michałowski , Jens Hjorth , Darach Watson

While there are numerous indications that GRBs arise from the death of massive stars, the GRB rate does not follow the global cosmic star formation rate and, within their hosts, GRBs are more concentrated in regions of very high star…

High Energy Astrophysical Phenomena · Physics 2015-06-15 Raul Jimenez , Tsvi Piran

We compute the cosmic star formation rate (SFR) and the rest-frame comoving luminosity density in various pass-bands as a function of redshift using large-scale \Lambda-CDM hydrodynamical simulations with the aim of understanding their…

Astrophysics · Physics 2009-10-31 Kentaro Nagamine , Renyue Cen , Jeremiah P. Ostriker

ALMA observations have shown that candidate "post-starburst" galaxies (PSBs) at z$\sim$0.6 can retain significant molecular gas reservoirs. These results would imply that -- unlike many model predictions -- galaxies can shut down their star…

We derive average radial gradients in the dust attenuation towards HII regions in 609 galaxies at z~1.4, using measurements of the Balmer decrement out to r~3kpc. The Balmer decrements are derived from spatially resolved maps of Halpha and…

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…

The known host galaxies of short-hard gamma-ray bursts (GRBs) to date are characterized by low to moderate star-formation rates and a broad range of stellar masses. In this paper, we positionally associate the recent unambiguously…

High Energy Astrophysical Phenomena · Physics 2015-06-03 Daniel A. Perley , M. Modjaz , A. N. Morgan , S. B. Cenko , J. S. Bloom , N. R. Butler , A. V. Filippenko , A. A. Miller

(Abridged) We present a detailed study of the host galaxy of GRB 011121 (at z = 0.36) based on high-resolution imaging in 5 broad-band, optical and near-infrared filters with HST and VLT/ISAAC. The surface brightness profile of this galaxy…

Astrophysics · Physics 2009-11-11 Aybuke Kupcu Yoldas , Mara Salvato , Jochen Greiner , Daniele Pierini , Elena Pian , Arne Rau

We present spectroscopic observations in the rest-frame optical and near- to mid-infrared wavelengths of four gravitationally lensed infrared (IR) luminous star-forming galaxies at redshift 1 < z < 3 from the LUCIFER instrument on the Large…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-05 W. Rujopakarn , G. H. Rieke , C. J. Papovich , B. J. Weiner , J. R. Rigby , M. Rex , F. Bian , O. P. Kuhn , D. Thompson

Fast radio bursts (FRBs) have excessive dispersion measures (DMs) and an all-sky distribution, which point toward an extragalactic or even a cosmological origin. We develop a method to extract the mean host galaxy DM ($\left\langle{\rm…

High Energy Astrophysical Phenomena · Physics 2017-04-26 Yuan-Pei Yang , Rui Luo , Zhuo Li , Bing Zhang

The distribution of N/O abundance ratios calculated by the detailed modelling of different galaxy spectra at z<4 is investigated. Supernova (SN) and long gamma-ray-burst (LGRB) host galaxies cover different redshift domains. N/O in SN hosts…

Astrophysics of Galaxies · Physics 2017-06-21 M. Contini
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