Astrofísicas: Función de luminosidad

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    The Hubble Space Telescope Advanced Camera for Surveys Coma Cluster Survey. I. Survey Objectives and Design
    We describe the HST ACS Coma Cluster Treasury survey, a deep two-passband imaging survey of one of the nearest rich clusters of galaxies, the Coma Cluster...
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    The Hubble Space Telescope UV Legacy Survey of Galactic Globular Clusters - XII. The RGB bumps of multiple stellar populations
    The Hubble Space Telescope UV Legacy Survey of Galactic Globular Clusters is providing a major breakthrough in our knowledge of globular clusters (GCs) and...
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    The Hα nature of the Universe at z ˜ 0.83
    We present here the results of a survey searching for current-star forming galaxies at at z ˜ 0.83. Objects are selected by their emission in the Hα line...
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    The impact of global environment on galaxy mass functions at low redshift
    We study the galaxy stellar mass function in different environments in the local Universe, considering both the total mass function and that of individual...
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    The importance of the local density in shaping the galaxy stellar mass functions
    Exploiting the capabilities of four different surveys - the Padova-Millennium Galaxy and Group Catalogue (PM2GC), the WIde-field Nearby Galaxy-cluster Survey...
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    The influence of multiple stars on the high-mass stellar initial mass function and age dating of young massive star clusters
    The study of young stellar populations has revealed that most stars are in binary or higher order multiple systems. In this study, the influence on the stellar...
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    The Initial Mass Function of Lens Galaxies from Quasar Microlensing
    We present a new approach to studying the initial mass function (IMF) in external galaxies based on quasar microlensing observations. We use measurements of...
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    The Isaac Newton Telescope Monitoring Survey of Local Group Dwarf Galaxies. I. Survey Overview and First Results for Andromeda I
    An optical monitoring survey in nearby dwarf galaxies was carried out with the 2.5 m Isaac Newton Telescope. Fifty-five dwarf galaxies and four isolated...
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    The luminosity function evolution of soft X-ray-selected active galactic nuclei in the RIXOS survey
    A sample of 198 soft X-ray-selected active galactic nuclei (AGN) from the ROSAT International X-ray Optical Survey (RIXOS) is used to investigate the X-ray...