Now showing items 1-20 of 24

    • The abundance of ultra-diffuse galaxies from groups to clusters : UDGs are relatively more common in more massive haloes 

      Burg, Remco F. J. van der; Hoekstra, Henk; Muzzin, Adam; Sifon, Cristobal; Viola, Massimo; Bremer, Malcolm N.; Brough, Sarah; Driver, Simon P.; Erben, Thomas; Heymans, Catherine; Hildebrandt, Hendrik; Holwerda, Benne W.; Klaes, Dominik; Kuijken, Konrad; McGee, Sean; Nakajima, Reiko; Napolitano, Nicola; Norberg, Peder; Taylor, Edward N.; Valentijn, Edwin (2017-11) - Journal article
      In recent years, many studies have reported substantial populations of large galaxies with low surface brightness in local galaxy clusters. Various theories that aim to explain the presence of such ultra-diffuse galaxies ...
    • Dependence of GAMA galaxy halo masses on the cosmic web environment from 100 deg2 of KiDS weak lensing data 

      Brouwer, Margot M.; Cacciato, Marcello; Dvornik, Andrej; Eardley, Lizzie; Heymans, Catherine; Hoekstra, Henk; Kuijken, Konrad; McNaught-Roberts, Tamsyn; Sifón, Cristóbal; Viola, Massimo; Alpaslan, Mehmet; Bilicki, Maciej; Bland-Hawthorn, Joss; Brough, Sarah; Choi, Ami; Driver, Simon P.; Erben, Thomas; Grado, Aniello; Hildebrandt, Hendrik; Holwerda, Benne W.; Hopkins, Andrew M.; de Jong, Jelte T. A.; Liske, Jochen; McFarland, John; Nakajima, Reiko; Napolitano, Nicola R.; Norberg, Peder; Peacock, John A.; Radovich, Mario; Robotham, Aaron S. G.; Schneider, Peter; Sikkema, Gert; van Uitert, Edo; Kleijn, Gijs Verdoes; Valentijn, Edwin A. (2016-11-11) - Journal article
      Galaxies and their dark matter haloes are part of a complex network of mass structures, collectively called the cosmic web. Using the tidal tensor prescription these structures can be classified into four cosmic environments: ...
    • Galaxy And Mass Assembly (GAMA) : a 'No Smoking' zone for giant elliptical galaxies? 

      Khosroshahi, Habib G.; Raouf, Mojtaba; Miraghaei, Halime; Brough, Sarah; Croton, Darren J.; Driver, Simon; Graham, Alister; Baldry, Ivan; Brown, Michael; Prescott, Matt; Wang, Lingyu (2017-06-20) - Journal article
      We study the radio emission of the most massive galaxies in a sample of dynamically relaxed and unrelaxed galaxy groups from the Galaxy and Mass Assembly survey. The dynamical state of the group is defined by the stellar ...
    • Galaxy and Mass Assembly (GAMA) : fine filaments of galaxies detected within voids 

      Alpaslan, Mehmet; Robotham, Aaron S. G.; Obreschkow, Danail; Penny, Samantha; Driver, Simon; Norberg, Peder; Brough, Sarah; Brown, Michael; Cluver, Michelle; Holwerda, Benne; Hopkins, Andrew M.; Kampen, Eelco van; Kelvin, Lee S.; Lara-Lopez, Maritza A.; Liske, Jochen; Loveday, Jon; Mahajan, Smriti; Pimbblet, Kevin (2014-05-01) - Journal article
      Based on data from the Galaxy and Mass Assembly (GAMA) survey, we report on the discovery of structures that we refer to as ‘tendrils’ of galaxies: coherent, thin chains of galaxies that are rooted in filaments and terminate ...
    • Galaxy and Mass Assembly (GAMA) : formation and growth of elliptical galaxies in the group environment 

      Deeley, Simon; Drinkwater, Michael J.; Cunnama, Daniel; Bland-Hawthorn, Joss; Brough, Sarah; Cluver, Michelle; Colless, Matthew; Davies, Luke J. M.; Driver, Simon P.; Foster, Caroline; Grootes, Meiert W.; Hopkins, A. M.; Kafle, Prajwal R.; Lara-Lopez, Maritza A.; Liske, Jochen; Mahajan, Smriti; Phillipps, Steven; Power, Chris; Robotham, Aaron (2017-06) - Journal article
      There are many proposed mechanisms driving the morphological transformation of disc galaxies to elliptical galaxies. In this paper, we determine if the observed transformation in low-mass groups can be explained by the ...
    • Galaxy And Mass Assembly (GAMA) : mass-size relations of z < 0.1 galaxies subdivided by Sérsic index, colour and morphology 

      Lange, Rebecca; Driver, Simon P.; Robotham, Aaron S. G.; Kelvin, Lee S.; Graham, Alister W.; Alpaslan, Mehmet; Andrews, Stephen K.; Baldry, Ivan K.; Bamford, Steven; Bland-Hawthorn, Joss; Brough, Sarah; Cluver, Michelle E.; Conselice, Christopher J.; Davies, Luke J. M.; Haeussler, Boris; Konstantopoulos, Iraklis S.; Loveday, Jon; Moffett, Amanda J.; Norberg, Peder; Phillipps, Steven; Taylor, Edward N.; Lopez-Sanchez, Angel R.; Wilkins, Stephen M. (2015-03-01) - Journal article
      We use data from the Galaxy And Mass Assembly (GAMA) survey in the redshift range 0.01 < z < 0.1 (8399 galaxies in g to Ks bands) to derive the stellar mass–half-light radius relations for various divisions of ‘early’- and ...
    • Galaxy and Mass Assembly (GAMA) : merging galaxies and their properties 

      De Propris, Roberto; Baldry, Ivan K.; Bland-Hawthorn, Joss; Brough, Sarah; Driver, Simon P.; Hopkins, Andrew M.; Kelvin, Lee; Loveday, Jon; Phillipps, Steve; Robotham, Aaron S. G. (2014-11-01) - Journal article
      We derive the close pair fractions and volume merger rates for galaxies in the Galaxy and Mass Assembly (GAMA) survey with -23 <M-r <-17 (Omega(M) = 0.27, Omega(A) = 0.73, H-0 = 100 km s(-1) Mpc(-1)) at 0.01 <z <0.22 ...
    • Galaxy And Mass Assembly (GAMA) : Panchromatic Data Release (far-UV-far-IR) and the low-z energy budget 

      Driver, Simon P.; Wright, Angus H.; Andrews, Stephen K.; Davies, Luke J.; Kafle, Prajwal R.; Lange, Rebecca; Moffett, Amanda J.; Mannering, Elizabeth; Robotham, Aaron S. G.; Vinsen, Kevin; Alpaslan, Mehmet; Andrae, Ellen; Baldry, Ivan K.; Bauer, Amanda E.; Bamford, Steven P.; Bland-Hawthorn, Joss; Bourne, Nathan; Brough, Sarah; Brown, Michael J. I.; Cluver, Michelle E.; Croom, Scott; Colless, Matthew; Conselice, Christopher J.; da Cunha, Elisabete; De Propris, Roberto; Drinkwater, Michael; Dunne, Loretta; Eales, Steve; Edge, Alastair; Frenk, Carlos; Graham, Alister W.; Grootes, Meiert; Holwerda, Benne W.; Hopkins, Andrew M.; Ibar, Edo; van Kampen, Eelco; Kelvin, Lee S.; Jarrett, Tom; Jones, D. Heath; Lara-Lopez, Maritza A.; Liske, Jochen; Lopez-Sanchez, Angel R.; Loveday, Jon; Maddox, Steve J.; Madore, Barry; Mahajan, Smriti; Meyer, Martin; Norberg, Peder; Penny, Samantha J.; Phillipps, Steven; Popescu, Cristina; Tuffs, Richard J.; Peacock, John A.; Pimbblet, Kevin A.; Prescott, Matthew; Rowlands, Kate; Sansom, Anne E.; Seibert, Mark; Smith, Matthew W. L.; Sutherland, Will J.; Taylor, Edward N.; Valiante, Elisabetta; Vazquez-Mata, J. Antonio; Wang, Lingyu; Wilkins, Stephen M.; Williams, Richard (2016-02-01) - Journal article
      We present the Galaxy And Mass Assembly (GAMA) Panchromatic Data Release (PDR) constituting over 230 deg2 of imaging with photometryin 21 bands extending from the far-UV to the far-IR. These data complement our spectroscopic ...
    • Galaxy And Mass Assembly (GAMA) : refining the local galaxy merger rate using morphological information 

      Casteels, Kevin R. V.; Conselice, Christopher J.; Bamford, Steven P.; Salvador-Sole, Eduard; Norberg, Peder R.; Agius, Nicola K.; Baldry, Ivan; Brough, Sarah; Brown, Michael J. I.; Drinkwater, Michael J.; Driver, Simon P.; Graham, Alister W.; Bland-Hawthorn, Joss; Hopkins, Andrew M.; Kelvin, Lee S.; Lopez-Sanchez, Angel R.; Loveday, Jon; Robotham, Aaron S. G.; Vazquez-Mata, Jose A. (2014-12-01) - Journal article
      We use the Galaxy And Mass Assembly (GAMA) survey to measure the local Universe mass-dependent merger fraction and merger rate using galaxy pairs and the CAS (concentration, asymmetry, and smoothness) structural method, ...
    • Galaxy And Mass Assembly (GAMA) : stellar mass growth of spiral galaxies in the cosmic web 

      Alpaslan, Mehmet; Grootes, Meiert W.; Marcum, Pamela M.; Popescu, Cristina; Tuffs, Richard; Bland-Hawthorn, Joss; Brough, Sarah; Brown, Michael J. I.; Davies, Luke J. M.; Driver, Simon P.; Holwerda, Benne W.; Kelvin, Lee S.; Lara-López, Maritza A.; López-Sánchez, Ángel R.; Loveday, Jon; Moffett, Amanda; Taylor, Edward N.; Owers, Matt; Robotham, Aaron S. G. (2016-04-11) - Journal article
      We look for correlated changes in stellar mass and star formation rate (SFR) along filaments in the cosmic web by examining the stellar masses and UV-derived SFRs of 1799 ungrouped and unpaired spiral galaxies that reside ...
    • Galaxy And Mass Assembly (GAMA) : the stellar mass budget by galaxy type 

      Moffett, Amanda J.; Ingarfield, Stephen A.; Driver, Simon Peter; Robotham, Aaron S. G.; Kelvin, Lee S.; Lange, Rebecca; Meštrić, Uroš; Alpaslan, Mehmet; Baldry, Ivan K.; Bland-Hawthorn, Joss; Brough, Sarah; Cluver, Michelle E.; Davies, Luke J. M.; Holwerda, Benne W.; Hopkins, Andrew M.; Kafle, Prajwal R.; Kennedy, Rebecca; Norberg, Peder; Taylor, Edward N. (2016-04-01) - Journal article
      We report an expanded sample of visual morphological classifications from the Galaxy and Mass Assembly survey phase two, which now includes 7556 objects (previously 3727 in phase one). We define a local (z 
    • Galaxy And Mass Assembly (GAMA) : trends in galaxy colours, morphology, and stellar populations with large-scale structure, group, and pair environments 

      Alpaslan, Mehmet; Driver, Simon; Robotham, Aaron S. G.; Obreschkow, Danail; Andrae, Ellen; Cluver, Michelle; Kelvin, Lee S.; Lange, Rebecca; Owers, Matt; Taylor, Edward N.; Andrews, Stephen K.; Bamford, Steven; Bland-Hawthorn, Joss; Brough, Sarah; Brown, Michael J. I.; Colless, Matthew; Davies, Luke J. M.; Eardley, Elizabeth; Grootes, Meiert W.; Hopkins, Andrew M.; Kennedy, Rebecca; Liske, Jochen; Lara-López, Maritza A.; López-Sánchez, Ángel R.; Loveday, Jon; Madore, Barry F.; Mahajan, Smriti; Meyer, Martin; Moffett, Amanda; Norberg, Peder; Penny, Samantha; Pimbblet, Kevin A.; Popescu, Cristina C.; Seibert, Mark; Tuffs, Richard (2015-08-11) - Journal article
      We explore trends in galaxy properties with Mpc-scale structures using catalogues of environment and large-scale structure from the Galaxy And Mass Assembly (GAMA) survey. Existing GAMA catalogues of large-scale structure, ...
    • Galaxy And Mass Assembly (GAMA) : ugrizYJHK Sersic luminosity functions and the cosmic spectral energy distribution by Hubble type 

      Kelvin, Lee S.; Driver, Simon P.; Robotham, Aaron S. G.; Graham, Alister W.; Phillipps, Steven; Agius, Nicola K.; Alpaslan, Mehmet; Baldry, Ivan; Bamford, Steven P.; Bland-Hawthorn, Joss; Brough, Sarah; Brown, Michael J. I.; Colless, Matthew; Conselice, Christopher J.; Hopkins, Andrew M.; Liske, Jochen; Loveday, Jon; Norberg, Peder; Pimbblet, Kevin A.; Popescu, Cristina C.; Prescott, Matthew; Taylor, Edward N.; Tuffs, Richard J. (2014-04-01) - Journal article
      We report the morphological classification of 3727 galaxies from the Galaxy and Mass Assembly survey with Mr < −17.4 mag and in the redshift range 0.025 < z < 0.06 (2.1 × 105 Mpc3) into E, S0-Sa, SB0-SBa, Sab-Scd, SBab-SBcd, ...
    • Galaxy And Mass Assembly (GAMA) : understanding the wavelength dependence of galaxy structure with bulge-disc decompositions 

      Kennedy, Rebecca; Bamford, Steven P.; Häußler, Boris; Baldry, Ivan; Bremer, Malcolm; Brough, Sarah; Brown, Michael J. I.; Driver, Simon; Duncan, Kenneth; Graham, Alister W.; Holwerda, Benne W.; Hopkins, Andrew M.; Kelvin, Lee S.; Lange, Rebecca; Phillipps, Steven; Vika, Marina; Vulcani, Benedetta (2016-08-21) - Journal article
      With a large sample of bright, low-redshift galaxies with optical-near-IR imaging from the GAMA survey we use bulge-disc decompositions to understand the wavelength-dependent behaviour of single-Sérsic structural measurements. ...
    • Galaxy and Mass Assembly (GAMA) : variation in galaxy structure across the green valley 

      Kelvin, Lee S.; Bremer, Malcolm N.; Phillipps, Steven; James, Philip A.; Davies, Luke J. M.; Propris, Roberto De; Moffett, Amanda J.; Percival, Susan M.; Baldry, Ivan K.; Collins, Chris A.; Alpaslan, Mehmet; Bland-Hawthorn, Joss; Brough, Sarah; Cluver, Michelle; Driver, Simon P.; Hashemizadeh, Abdolhosein; Holwerda, Benne W.; Laine, Jarkko; Lara-Lopez, Maritza A.; Liske, Jochen; Maciejewski, Witold; Napolitano, Nicola R.; Penny, Samantha J.; Popescu, Cristina C.; Sansom, Anne E.; Sutherland, Will; Taylor, Edward N.; Kampen, Eelco van; Wang, Lingyu (2018-07) - Journal article
      Using a sample of 472 local Universe (z < 0.06) galaxies in the stellar mass range 10. 25 < log M*/Mʘ < 10.75, we explore the variation in galaxy structure as a function of morphology and galaxy colour. Our sample of ...
    • Galaxy And Mass Assembly (GAMA): M⋆--Re relations of z = 0 bulges, discs and spheroids 

      Lange, Rebecca; Moffett, Amanda J.; Driver, Simon P.; Robotham, Aaron S. G.; Lagos, Claudia del P.; Kelvin, Lee S.; Conselice, Christopher; Margalef-Bentabol, Berta; Alpaslan, Mehmet; Baldry, Ivan; Bland-Hawthorn, Joss; Bremer, Malcolm; Brough, Sarah; Cluver, Michelle; Colless, Matthew; Davies, Luke J. M.; Häußler, Boris; Holwerda, Benne W.; Hopkins, Andrew M.; Kafle, Prajwal R.; Kennedy, Rebecca; Liske, Jochen; Phillipps, Steven; Popescu, Cristina C.; Taylor, Edward N.; Tuffs, Richard; van Kampen, Eelco; Wright, Angus H. (2016-10-21) - Journal article
      We perform automated bulge + disc decomposition on a sample of ∼7500 galaxies from the Galaxy And Mass Assembly (GAMA) survey in the redshift range of 0.002 < z < 0.06 using Structural Investigation of Galaxies via Model ...
    • Galaxy and Mass Assembly (GAMA): the stellar mass budget of galaxy spheroids and discs 

      Moffett, Amanda J.; Lange, Rebecca; Driver, Simon P.; Robotham, Aaron S G; Kelvin, Lee S.; Alpaslan, Mehmet; Andrews, Stephen K.; Bland-Hawthorn, Joss; Brough, Sarah; Cluver, Michelle E.; Colless, Matthew; Davies, Luke J. M.; Holwerda, Benne W.; Hopkins, Andrew M.; Kafle, Prajwal R.; Liske, Jochen; Meyer, Martin (2016-11-11) - Journal article
      We build on a recent photometric decomposition analysis of 7506 Galaxy and Mass Assembly (GAMA) survey galaxies to derive stellar mass function fits to individual spheroid and disc component populations down to a lower ...
    • Galaxy And Mass Assembly : deconstructing bimodality - I. Red ones and blue ones 

      Taylor, Edward N.; Hopkins, Andrew M.; Baldry, Ivan K.; Bland-Hawthorn, Joss; Brown, Michael J. I.; Colless, Matthew; Driver, Simon; Norberg, Peder; Robotham, Aaron S. G.; Alpaslan, Mehmet; Brough, Sarah; Cluver, Michelle E.; Gunawhardhana, Madusha; Kelvin, Lee S.; Liske, Jochen; Conselice, Christopher J.; Croom, Scott; Foster, Caroline; Jarrett, Thomas H.; Lopez, Maritza Lara; Loveday, Jon (2015-01-11) - Journal article
      We measure the mass functions for generically red and blue galaxies, using a z < 0.12 sample of log M* > 8.7 field galaxies from the Galaxy And Mass Assembly (GAMA) survey. Our motivation is that, as we show, the dominant ...
    • Galaxy And Mass Assembly : search for a population of high-entropy galaxy groups 

      Pearson, Richard J.; Ponman, Trevor J.; Norberg, Peder; Robotham, Aaron S. G.; Babul, Arif; Bower, Richard G.; McCarthy, Ian G.; Brough, Sarah; Driver, Simon P.; Pimbblet, Kevin (2017-08) - Journal article
      Observations with the ChandraX-ray Observatory are used to examine the hot gas properties within a sample of 10 galaxy groups selected from the Galaxy And Mass Assembly survey's optical Friends-of-Friends group catalogue. ...
    • GAMA/G10-COSMOS/3D-HST : the 0 < z < 5 cosmic star-formation history, stellar- and dust-mass densities 

      Driver, Simon P.; Andrews, Stephen K.; Cunha, Elisabete da; Davies, Luke J.; Lagos, Claudia; Robotham, Aaron S. G.; Vinsen, Kevin; Wright, Angus H.; Alpaslan, Mehmet; Bland-Hawthorn, Joss; Bourne, Nathan; Brough, Sarah; Bremer, Malcolm N.; Cluver, Michelle; Colless, Matthew; Conselice, Christopher J.; Dunne, Loretta; Eales, Steve A.; Gomez, Haley; Holwerda, Benne; Hopkins, Andrew M.; Kafle, Prajwal R.; Kelvin, Lee S.; Loveday, Jon; Liske, Jochen; Maddox, Steve J.; Phillipps, Steven; Pimbblet, Kevin; Rowlands, Kate; Sansom, Anne E.; Taylor, Edward; Wang, Lingyu; Wilkins, Stephen M. (2018-04-11) - Journal article
      We use the energy-balance code MAGPHYS to determine stellar and dust masses, and dust corrected star-formation rates for over 200,000 GAMA galaxies, 170,000 G10-COSMOS galaxies and 200,000 3D-HST galaxies. Our values agree ...