Now showing items 1-20 of 33

    • A Magellan M2FS spectroscopic survey of galaxies at 5.5 < z < 6.8: program overview and a sample of the brightest Ly alpha emitters 

      Jiang, Linhua; Shen, Yue; Bian, Fuyan; Zheng, Zhen Ya; Wu, Jin; Oyarzún, Grecco A.; Blanc Mendiberri, Guillermo; Fan, Xiaohui; Ho, Luis C.; Infante, Leopoldo; Wang, Ran; Wu, Xue Bing; Mateo, Mario; Bailey, John I.; Crane, Jeffrey D.; Olszewski, Edward W; Shectman, Stephen; Thompson, Ian; Walker, Matthew G. (IOP Publishing Ltd, 2017)
      We present a spectroscopic survey of high-redshift, luminous galaxies over four square degrees on the sky, aiming to build a large and homogeneous sample of Ly alpha emitters (LAEs) at z approximate to 5.7 and 6.5, and ...
    • A portrait of cold gas in galaxies at 60 pc resolution and a simple method to test hypotheses that link small-scale ism structure to galaxy-scale processes 

      Leroy, Adam; Hughes, Annie; Schruba, Andreas; Rosolowsky, Erik; Blanc Mendiberri, Guillermo; Bolatto, Alberto; Colombo, Dario; Escala Astorquiza, Andrés; Kramer, Carsten; Diederik Kruijssen, J. M. (The American Astronomical Society, 2016-11-01)
      The cloud-scale density, velocity dispersion, and gravitational boundedness of the interstellar medium (ISM) vary within and among galaxies. In turbulent models, these properties play key roles in the ability of gas to ...
    • A portrait of cold gas in galaxies at 60 pc resolution and a simple method to test hypotheses that link small-scale ism structure to galaxy-scale processes 

      Leroy, Adam K.; Hughes, Annie; Schruba, Andreas; Rosolowsky, Erik; Blanc Mendiberri, Guillermo; Bolatto, Alberto D.; Colombo, Darío; Escala Astorquiza, Andrés; Kramer, Carsten; Diederik Kruijssen, J. M.; Meidt, Sharon; Pety, Jerome; Querejeta, Miguel; Sandstrom, Karin; Schinnerer, Eva; Sliwa, Kazimierz; Usero, Antonio (IOP Publishing, 2016)
      The cloud-scale density, velocity dispersion, and gravitational boundedness of the interstellar medium (ISM) vary within and among galaxies. In turbulent models, these properties play key roles in the ability of gas to ...
    • AGN feedback in the nucleus of M51 

      Querejeta, M.; Schinnerer, E.; García Burillo, S.; Bigiel, F.; Blanc Mendiberri, Guillermo; Colombo, D.; Hughes, A.; Kreckel, K.; Leroy, A. K.; Meidt, S. E.; Meier, D. S.; Pety, J.; Sliwa, K. (EDP Sciences, 2016)
      AGN feedback is invoked as one of the most relevant mechanisms that shape the evolution of galaxies. Our goal is to understand the interplay between AGN feedback and the interstellar medium in M 51, a nearby spiral galaxy ...
    • An Analytical Model for Galaxy Metallicity: What do Metallicity Relations tell us About Star Formation and Outflow? 

      Lu, Yu; Blanc Mendiberri, Guillermo; Benson, Andrew (2015-08-01)
      We develop a simple analytical model that tracks galactic metallicities governed by star formation and feedback to gain insight from the observed galaxy stellar mass–metallicity relations over a large range of stellar ...
    • An analytical model for galaxy metallicity: what do metallicity relations tell us about star formation and outflow? 

      Yu, Lu; Blanc Mendiberri, Guillermo; Benson, Andrew (IOP Publishing, 2015)
      We develop a simple analytical model that tracks galactic metallicities governed by star formation and feedback to gain insight from the observed galaxy stellar mass-metallicity relations over a large range of stellar ...
    • Attenuation modified by DIG and dust as seen in M31 

      Tomicic, Neven; Kreckel, Kathryn; Groves, Brent; Schinnerer, Eva; Sandstrom, Karin; Kapala, Maria; Blanc Mendiberri, Guillermo; Leroy, Adam (IOP Publishing Ltd, 2017)
      The spatial distribution of dust in galaxies affects the global attenuation, and hence inferred properties, of galaxies. We trace the spatial distribution of dust in five approximately kiloparsec fields of M31 by comparing ...
    • Characterizing spiral arm and interarm star formation 

      Kreckel, K.; Blanc Mendiberri, Guillermo; Schinnerer, E.; Groves, B.; Adamo, A.; Hughes, A.; Meidt, S. (2016)
      Interarm star formation contributes significantly to a galaxy's star formation budget and provides an opportunity to study stellar birthplaces unperturbed by spiral arm dynamics. Using optical integral field spectroscopy ...
    • Cloud scale ISM structure and star formation in M51 

      Leroy, Adam K.; Schinnerer, Eva; Hughes, Annie; Kruijssen, J. M. Diederik; Blanc Mendiberri, Guillermo (IOP Publishing Ltd, 2017)
      We compare the structure of molecular gas at 40 pc resolution to the ability of gas to form stars across the disk of the spiral galaxy M51. We break the PAWS survey into 370 pc and 1.1 kpc resolution elements, and within ...
    • Cloud-scale molecular gas properties in 15 nearby galaxies 

      Sun, Jiayi; Leroy, Adam K.; Schruba, Andreas; Rosolowsky, Erik; Hughes, Annie; Kruijssen, J. M. Diederik; Meidt, Sharon; Schinnerer, Eva; Blanc Mendiberri, Guillermo; Bigiel, Frank; Chevance, Melanie; Groves, Brent; Herrera, Cinthya N.; Hygate, Alexander P. S.; Pety, Jerome; Querejeta, Miguel; Usero, Antonio; Utomo, Dyas; Bolatto, Alberto D. (The American Astronomical Society, 2018-06-20)
      We measure the velocity dispersion, sigma, and surface density, Sigma, of the molecular gas in nearby galaxies from CO spectral line cubes with spatial resolution 45-120. pc, matched to the size of individual giant molecular ...
    • How lyman alpha emission depends on galaxy stellar mass 

      Oyarzún, Greco; Blanc Mendiberri, Guillermo; González Corvalán, Valentino; Mateo, Mario; Bailey III, John; Finkelstein, Steven; Lira Teillery, Paulina; Crane, Jeffrey; Olszewski, Edward (The American Astronomical Society, 2016-04-10)
      In this work, we show how the stellar mass (M-*) of galaxies affects the 3 < z < 4.6 Ly alpha equivalent width (EW) distribution. To this end, we design a sample of 629 galaxies in the M-* range 7.6 < logM(*)/M-circle dot ...
    • How lyman alpha emission depends on galaxy stellar mass 

      Oyarzún, Grecco A.; Blanc Mendiberri, Guillermo; González, Valentino; Mateo, Mario; Bailey III, John I.; Finkelstein, Steven L.; Lira Teillery, Paulina; Crane, Jeffrey D.; Olszewski, Edward W. (The American Astronomical Society, 2016-04)
      In this work, we show how the stellar mass (M-*) of galaxies affects the 3 < z < 4.6 Ly alpha equivalent width (EW) distribution. To this end, we design a sample of 629 galaxies in the M-* range 7.6 < logM(*)/M-circle dot ...
    • HST emission line galaxies at z similar to 2: comparing physical properties oflyman alpha and optical emission line selected galaxies 

      Hagen, Alex; Zeimann, Gregory R.; Behrens, Christoph; Ciardullo, Robin; Grasshorn Gebhardt, Henry S.; Gronwall, Caryl; Bridge, Joanna S.; Fox, Derek B.; Derek B., Fox; Schneider, Donald P.; Trump, Jonathan R.; Blanc Mendiberri, Guillermo; Chiang, Yi-Kuan; Chonis, Taylor S.; Finkelstein, Steven L.; Hill, Gary J.; Shardha, Jogee; Eric, Gawiser (IOP PUBLISHING LTD., 2016)
      We compare the physical and morphological properties of z similar to 2 Ly alpha emitting galaxies (LAEs) identified in the HETDEX Pilot Survey and narrow band studies with those of z similar to 2 optical emission line ...
    • IZI: Inferring the gas phase metallicity (z) and ionization parameter (q) of ionized nebulae using bayesian statistics 

      Blanc Mendiberri, Guillermo (The American Astronomical Society, 2015-01-10)
      We present a new method for inferring the metallicity (Z) and ionization parameter (q) of H ii regions and star-forming galaxies using strong nebular emission lines (SELs). We use Bayesian inference to derive the joint and ...
    • Millimeter-wave Line Ratios and Sub-beam Volume Density Distributions 

      Leroy, Adam K.; Usero, Antonio; Schruba, Andreas; Bigiel, Frank; Kruijssen, J. M.Diederik; Kepley, Amanda; Blanc Mendiberri, Guillermo; Bolatto, Alberto D.; Cormier, Diane; Gallagher, Molly; Hughes, Annie; Jiménez Donaire, María J.; Rosolowsky, Erik; Schinnerer, Eva (IOP Publishing, 2017)
      We explore the use of mm-wave emission line ratios to trace molecular gas density when observations integrate over a wide range of volume densities within a single telescope beam. For observations targeting external galaxies, ...
    • The Multiwavelength Survey by Yale-Chile (MUSYC): Wide K-band imaging, photometric catalogs, clustering, and physical properties of galaxies at z similar to 2 

      Blanc Mendiberri, Guillermo; Lira Teillery, Paulina; Barrientos, L. Felipe; Aguirre, Paula; Francke Henriquez, Harold; Taylor, Edward N.; Quadri, Ryan; Marchesini, Danilo; Infante, Leopoldo; Gawiser, Eric; Hall, Patrick B.; Willis, Jon P.; Herrera, David; Maza Sancho, José (UNIV CHICAGO PRESS, 2008-07-10)
      We present K-band imaging of two similar to 30' x 30' fields covered by the Multiwavelength Survey by Yale-Chile (MUSYC) Wide NIR Survey. The SDSS 1030+05 and Cast 1255 fields were imaged with the Infrared Side Port Imager ...
    • Overview of the SDSS-IV MaNGA survey: mapping nearby galaxies at apache point observatory 

      Bundy, Kevin; Bershady, Matthew; Law, David R.; Yan, Renbin; Drory, Niv; MacDonald, Nicholas; Wake, David A.; Cherinka, Brian; Sánchez Gallego, José R.; Weijmans, Anne Marie; Thomas, Daniel; Tremonti, Christy; Masters, Karen; Coccato, Lodovico; Diamond-Stanic, Aleksandar; Aragón-Salamanca, Alfonso; Avila-Reese, Vladimir; Badenes, Carles; Falcón Barroso, J.; Belfiore, Francesco; Bizyaev, Dmitry; Blanc Mendiberri, Guillermo; Bland-Hawthorn, Joss; Blanton, Michael R.; Brownstein, Joel; Byler, Nell; Cappellari, Michele; Conroy, Charlie; Dutton, Aaron; Emsellem, Eric; Etherington, James; Frinchaboy, Peter; Fu, Hai; Gunn, James; Harding, Paul; Johnston, Evelyn; Kauffmann, Guinevere; Kinemuchi, Karen; Klaene, Mark; Knapen, Johan; Leauthaud, Alexie; Li, Cheng; Lin, Lihwai; Maiolino, Roberto; Malanushenko, Viktor; Malanushenko, Elena; Mao, Shude; Maraston, Claudia; McDermid, Richard; Merrifield, Michael; Nichol, Robert; Oravetz, Daniel; Pan, Kaike; Parejko, John; Sanchez, Sebastian; Schlegel, David; Simmons, Audrey; Steele, Oliver; Steinmetz, Matthias; Thanjavur, Karun; Thompson, Benjamin; Tinker, Jeremy; van den Bosch, Remco; Westfall, Kyle; Wilkinson, David; Wright, Shelley; Xiao, Ting; Zhang, Kai (The American Astronomical Society, 2015-01-01)
      We present an overview of a new integral field spectroscopic survey called MaNGA (Mapping Nearby Galaxies at Apache Point Observatory), one of three core programs in the fourth-generation Sloan Digital Sky Survey (SDSS-IV) ...
    • P-MaNGA Galaxies: emission-lines properties – gas ionization and chemical abundances from prototype observations 

      Blanc Mendiberri, Guillermo; Belfiore, F.; Maiolino, R.; Bundy, K.; Thomas, D.; Maraston, C.; Wilkinson, D.; Sanchez, S. F.; Bershady, M.; Bothwell, M.; Cales, S. L.; Coccato, L.; Drory, N.; Emsellem, E.; Fu, H.; Gelfand, J.; Law, D.; Masters, K.; Parejko, J.; Tremonti, C.; Wake, D.; Weijmans, A.; Yan, R.; Xiao, T.; Zhang, K.; Zheng, T.; Bizyaev, D.; Kinemuchi, K.; Oravetz, D.; Simmons, A. (Royal Astronomical Society, 2015)
      MaNGA (Mapping Nearby Galaxies at Apache Point Observatory) is a 6-yr Sloan Digital Sky Survey (SDSS-IV) survey that will obtain spatially resolved spectroscopy from 3600 to 10 300 Å for a representative sample of over ...
    • The physical nature of Ly alpha-emitting galaxies at z=3.1 

      Gawiser, Eric; van Dokkum, Pieter; Gronwall, Caryl; Ciardullo, Robin; Blanc Mendiberri, Guillermo; Castander, Francisco; Feldmeier, John; Francke Henriquez, Harold; Franx, Marijn; Haberzettl, Lutz; Herrera, David; Hickey, Thomas; Infante, Leopoldo; Lira Teillery, Paulina; Maza Sancho, José; Quadri, Ryan; Richardson, Alexander; Schawinski, Kevin; Schirmer, Mischa; Taylor, Edward N.; Treister, Ezequiel; Urry, C. Megan; Virani, Shanil N. (UNIV CHICAGO PRESS, 2006-05-01)
      We selected 40 candidate Ly alpha-emitting galaxies ( LAEs) at z similar or equal to 3.1 with observed-frame equivalent widths greater than 150 and inferred emission-line fluxes above 2.5 x 10(-17) ergs cm(-2) s(-1) from ...
    • THE PHYSICAL NATURE OF Lya-EMITTING GALAXIES AT zp 3.1 

      Gawiser, Eric; Van Dokkum, Pieter G.; Gronwall, Caryl; Ciardullo, Robin; Blanc Mendiberri, Guillermo; Castander, Francisco J.; Fieldmeier, John; Francke Henriquez, Harold; Franx, Marijn; Haberzettl, Lutz; Herrera, David; Hickey, Thomas; Infante, Leopoldo; Lira Teillery, Paulina; Maza Sancho, José; Quadri, Ryan; Richardson, Alexander; Schawinski, Kevin; Schirmer, Mischa; Taylor, Edward N.; Treister, Ezequiel; Urry, C. Megan; Virani, Shanil N. (2006-05-01)
      We selected 40 candidate Lya-emitting galaxies (LAEs) at z 3.1 with observed-frame equivalent widths greater than 150 and inferred emission-line fluxes above 2.5#10 17 ergs cm 2 s 1 from deep narrowband and °A broadband ...