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200 papers

We discovered a sample of 250 Ly-Alpha emitting (LAE) galaxies at z=2.1 in an ultra-deep 3727 A narrow-band MUSYC image of the Extended Chandra Deep Field-South. LAEs were selected to have rest-frame equivalent widths (EW) > 20 A and…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-20 L. Guaita , E. Gawiser , N. Padilla , H. Francke , N. A. Bond , C. Gronwall , R. Ciardullo , J. J. Feldmeier , S. Sinawa , G. A. Blanc , S. Virani

We report observations of 15 high redshift (z = 1-5) galaxies at 350 microns using the Caltech Submillimeter Observatory and SHARC-II array detector. Emission was detected from eight galaxies, for which far-infrared luminosities, star…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-20 Jingwen Wu , Paul Vanden Bout , Neal Evans , Michael Dunham

We present the sixth list with results of the Hamburg/SAO Survey for Emission-Line Galaxies. The final list resulted from follow-up spectroscopy conducted with the 4.5m MMT telescope in 1996, and with 2.2m CAHA and 6m SAO telescopes in 2000…

We present the description and the first results of a new project devoted to the search for extremely metal-deficient blue compact/HII-galaxies (BCGs) and to the creation of a well selected large BCG sample with strong emission lines. Such…

Astrophysics · Physics 2009-11-07 A. V. Ugryumov , D. Engels , S. A. Pustilnik , A. Y. Kniazev , A. G. Pramskij , H. J. Hagen

JWST observations have revealed rare galaxies with UV spectra exhibiting intense lines of nitrogen, indicative of super-solar N/O abundances at low metallicity. To better understand these enigmatic objects and provide new constraints on…

Astrophysics of Galaxies · Physics 2025-11-26 I. Morel , D. Schaerer , R. Marques-Chaves , N. Prantzos , C. Charbonnel , G. Brammer , M. Xiao , M. Dessauges-Zavadsky

We derive direct measurement gas-phase metallicities of $7.4 < 12 + \log(O/H) < 8.4$ for 14 low-mass Emission Line Galaxies (ELGs) at $0.3 < z < 0.8$ identified in the Faint Infrared Grism Survey (FIGS). We use deep slitless G102 grism…

We report on a $\rm{[CII]}_{158\mu\rm{m}}$ search using the Atacama Large Millimeter/submillimeter Array (ALMA) on three lensed, confirmed {\lya} emitting galaxies at $z \sim 7$. Our targets are ultra-violet (UV) faint systems with stellar…

This paper presents a search for high redshift galaxies from the Euclid Early Release Observations program "Magnifying Lens." The 1.5 deg$^2$ area covered by the twin Abell lensing cluster fields is comparable in size to the few other deep…

Astrophysics of Galaxies · Physics 2025-04-30 J. R. Weaver , S. Taamoli , C. J. R. McPartland , L. Zalesky , N. Allen , S. Toft , D. B. Sanders , H. Atek , R. A. A. Bowler , D. Stern , C. J. Conselice , B. Mobasher , I. Szapudi , P. R. M. Eisenhardt , G. Murphree , I. Valdes , K. Ito , S. Belladitta , P. A. Oesch , S. Serjeant , D. J. Mortlock , N. A. Hatch , M. Kluge , B. Milvang-Jensen , G. Rodighiero , E. Bañados , J. M. Diego , R. Gavazzi , G. Congedo , M. Shuntov , H. Dole , P. -F. Rocci , T. Saifollahi , M. Miluzio , M. Ezziati , A. C. N. Hughes , J. -C. Cuillandre , R. Laureijs , S. Paltani , M. Schirmer , C. Stone , N. Aghanim , B. Altieri , A. Amara , S. Andreon , N. Auricchio , M. Baldi , A. Balestra , S. Bardelli , R. Bender , C. Bodendorf , D. Bonino , E. Branchini , M. Brescia , J. Brinchmann , S. Camera , V. Capobianco , C. Carbone , V. F. Cardone , J. Carretero , S. Casas , F. J. Castander , M. Castellano , S. Cavuoti , A. Cimatti , L. Conversi , Y. Copin , L. Corcione , F. Courbin , H. M. Courtois , A. Da Silva , H. Degaudenzi , A. M. Di Giorgio , J. Dinis , M. Douspis , F. Dubath , X. Dupac , A. Ealet , M. Farina , S. Farrens , S. Ferriol , S. Fotopoulou , M. Frailis , E. Franceschi , P. Franzetti , S. Galeotta , W. Gillard , B. Gillis , C. Giocoli , P. Gómez-Alvarez , A. Grazian , F. Grupp , L. Guzzo , S. V. H. Haugan , J. Hoar , H. Hoekstra , W. Holmes , I. Hook , F. Hormuth , A. Hornstrup , P. Hudelot , K. Jahnke , M. Jhabvala , E. Keihänen , S. Kermiche , A. Kiessling , T. Kitching , B. Kubik , M. Kümmel , M. Kunz , H. Kurki-Suonio , O. Lahav , D. Le Mignant , S. Ligori , P. B. Lilje , V. Lindholm , I. Lloro , D. Maino , E. Maiorano , O. Mansutti , O. Marggraf , K. Markovic , N. Martinet , F. Marulli , R. Massey , D. C. Masters , S. Maurogordato , H. J. McCracken , E. Medinaceli , S. Mei , M. Melchior , Y. Mellier , M. Meneghetti , E. Merlin , G. Meylan , J. J. Mohr , M. Moresco , L. Moscardini , R. Nakajima , R. C. Nichol , S. -M. Niemi , C. Padilla , F. Pasian , K. Pedersen , W. J. Percival , V. Pettorino , S. Pires , G. Polenta , M. Poncet , L. A. Popa , L. Pozzetti , F. Raison , A. Renzi , J. Rhodes , G. Riccio , E. Romelli , M. Roncarelli , E. Rossetti , R. Saglia , D. Sapone , P. Schneider , T. Schrabback , A. Secroun , G. Seidel , S. Serrano , C. Sirignano , G. Sirri , L. Stanco , P. Tallada-Crespí , A. N. Taylor , H. I. Teplitz , I. Tereno , R. Toledo-Moreo , I. Tutusaus , L. Valenziano , T. Vassallo , A. Veropalumbo , Y. Wang , J. Weller , E. Zucca , C. Burigana , G. Castignani , Z. Sakr , V. Scottez , M. Viel , P. Simon , J. Martín-Fleitas , D. Scott

Euclid, WFIRST, and HETDEX will make emission-line selected galaxies the largest observed constituent in the $z > 1$ universe. However, we only have a limited understanding of the physical properties of galaxies selected via their…

(abridged) We present 8.2m VLT spectroscopic observations of 28 HII regions in 16 emission-line galaxies and 3.6m ESO telescope spectroscopic observations of 38 HII regions in 28 emission-line galaxies. These emission-line galaxies were…

Cosmology and Nongalactic Astrophysics · Physics 2018-05-30 N. G. Guseva , P. Papaderos , H. T. Meyer , Y. I. Izotov , K. J. Fricke

We identify eight z>1 radio sources undetected at 850um but robustly detected at 70um, confirming that they represent ultraluminous infrared galaxies (ULIRGs) with hotter dust temperatures (T_dust=52+-10 K) than Submillimetre Galaxies…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-13 C. M. Casey , S. C. Chapman , R. J. Beswick , A. D. Biggs , A. W. Blain , L. J. Hainline , R. J. Ivison , T. Muxlow , I. Smail

The purpose of this work is to make available new gas-phase oxygen abundance measurements for a serendipitous sample of 27 galaxies with redshift 0.35<z<0.52. We measured the equivalent widths of the [O II]{\lambda}3727, H{\beta}, and [O…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-05 L. Morelli , V. Calvi , A. Cardullo , A. Pizzella , E. M. Corsini , E. Dalla Bontà

Emission line galaxies provide a crucial tool for the study of galaxy formation and evolution, providing a means to trace a galaxy's star formation history or metal enrichment, and to identify galaxies at a range of stellar masses. In this…

We present the observational results of our search for emission-line galaxies (ELG) towards nearby voids. In order to find ELG, we started a survey using the IIIa-J objective prism plates from the Hamburg QSO Survey. The plates are…

Astrophysics · Physics 2016-08-30 Cristina C. Popescu , Ulrich Hopp , Hans J. Hagen , Hans Elsaesser

We present the selection, spectroscopic identification, and physical properties of extreme emission line galaxies (EELGs) at $3<z<3.7$ aiming at studying physical properties of an analog population of star-forming galaxies (SFGs) at the…

We study the nature of faint, red-selected galaxies at z ~ 2-3 using the Hubble Ultra Deep Field (HUDF) and Spitzer IRAC photometry. We detect candidate galaxies to H < 26 mag, probing lower-luminosity (lower mass) galaxies at these…

Astrophysics · Physics 2009-11-13 Amelia M. Stutz , Casey Papovich , Daniel J. Eisenstein

We have scanned the fields of six radio-loud quasars using the Taurus Tunable Filter to detect redshifted [OII] 3727 line-emitting galaxies at redshifts 0.8 < z < 1.3. Forty-seven new emission-line galaxy (ELG) candidates are found. This…

Astrophysics · Physics 2009-11-10 J. M. Barr , J. C. Baker , M. N. Bremer , R. W. Hunstead , J. Bland-Hawthorn

We present a sample of 22 blue ($(B-V)_{AB}<0.45$), luminous ($M_{B,AB}<-18.9$), metal-poor galaxies in the $0.69<z<0.88$ redshift range, selected from the DEEP2 galaxy redshift survey. Their spectra contain the $[OIII]\lambda4363$ auroral…

Astrophysics of Galaxies · Physics 2016-08-08 José M. Pérez , Carlos Hoyos , Ángeles I. Díaz , David C. Koo , Christopher N. Willmer