Now showing items 1-20 of 22

    • The cosmic web unravelled : a study of filamentary structure in the Galaxy and Mass Assembly survey 

      Alpaslan, Mehmet (University of St Andrews, 2014-06-25) - Thesis
      I have investigated the properties of the large scale structure of the nearby Universe using data from the Galaxy and Mass Assembly survey (GAMA). I generated complementary halo mass estimates for all groups in the GAMA ...
    • Dark matter halo properties of GAMA galaxy groups from 100 square degrees of KiDS weak lensing data 

      Viola, M.; Cacciato, M.; Brouwer, M.; Kuijken, K.; Hoekstra, H.; Norberg, P.; Robotham, Aaron Stuart Graham; Van Uitert, E.; Alpaslan, Mehmet; Baldry, I.K.; Choi, A.; De Jong, J.T.A.; Driver, Simon Peter; Erben, T.; Grado, A.; Graham, A.W.; Heymans, C.; Hildebrandt, H.; Hopkins, A.M.; Irisarri, N.; Joachimi, B.; Loveday, J.; Miller, L.; Nakajima, R.; Schneider, P.; Sifón, C.; Verdoes Kleijn, G. (2015-10-01) - Journal article
      The Kilo-Degree Survey is an optical wide-field survey designed to map the matter distribution in the Universe using weak gravitational lensing. In this paper, we use these data to measure the density profiles and masses ...
    • 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) : end of survey report and data release 2 

      Liske, Jochen; Baldry, I.K.; Driver, Simon Peter; Tuffs, R.J.; Alpaslan, Mehmet; Andrae, E.; Brough, S.; Cluver, M.E.; Grootes, M.W.; Gunawardhana, M.L.P.; Kelvin, Lee Steven; Loveday, J.; Robotham, Aaron Stuart Graham; Taylor, E.N.; Bamford, S.P.; Bland-Hawthorn, J.; Brown, M.J.I.; Drinkwater, M.J.; Hopkins, A.M.; Meyer, M.J.; Norberg, P.; Peacock, J.A.; Agius, N.K.; Andrews, S.K.; Bauer, A.E.; Ching, J.H.Y.; Colless, M.; Conselice, C.J.; Croom, S.M.; Davies, L.J.M.; De Propris, R.; Dunne, L.; Eardley, E.M.; Ellis, S.; Foster, C.; Frenk, C.S.; Haußler, B.; Holwerda, B.W.; Howlett, C.; Ibarra, H.; Jarvis, M.J.; Jones, D.H.; Kafle, P.R.; Lacey, C.G.; Lange, R.; Lara-Ĺopez, M.A.; López-Sánchez, Á.R.; Maddox, S.; Madore, B.F.; McNaught-Roberts, T.; Moffett, A.J.; Nichol, R.C.; Owers, M.S.; Palamara, D.; Penny, S.J.; Phillipps, S.; Pimbblet, K.A.; Popescu, C.C.; Prescott, M.; Proctor, R.; Sadler, E.M.; Sansom, A.E.; Seibert, M.; Sharp, R.; Sutherland, W.; Vazquez-Mata, J.A.; van Kampen, E.; Wilkins, S.M.; Williams, R.; Wright, A.H. (2015-09-11) - Journal article
      The Galaxy And Mass Assembly (GAMA) survey is one of the largest contemporary spectroscopic surveys of low redshift galaxies. Covering an area of ~286 deg2 (split among five survey regions) down to a limiting magnitude of ...
    • 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) : halo formation times and halo assembly bias on the cosmic web 

      Tojeiro, Rita; Eardley, Elizabeth; Peacock, John A.; Norberg, Peder; Alpaslan, Mehmet; Driver, Simon P.; Henriques, Bruno; Hopkins, Andrew M.; Kafle, Prajwal R.; Robotham, Aaron S. G.; Thomas, Peter; Tonini, Chiara; Wild, Vivienne (2017-09-21) - Journal article
      We present evidence for halo assembly bias as a function of geometric environment. By classifying GAMA galaxy groups as residing in voids,sheets, filaments or knots using a tidal tensor method, we find that low-mass haloes ...
    • 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) : 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) : stellar mass functions by Hubble type 

      Kelvin, Lee S.; Driver, Simon P.; Robotham, Aaron S. G.; Taylor, Edward N.; Graham, Alister W.; Alpaslan, Mehmet; Baldry, Ivan; Bamford, Steven P.; Bauer, Amanda E.; Bland-Hawthorn, Joss; Brown, Michael J. I.; Colless, Matthew; Conselice, Christopher J.; Holwerda, Benne W.; Hopkins, Andrew M.; Lara-Lopez, Maritza A.; Liske, Jochen; Lopez-Sanchez, Angel R.; Loveday, Jon; Norberg, Peder; Phillipps, Steven; Popescu, Cristina C.; Prescott, Matthew; Sansom, Anne E.; Tuffs, Richard J. (2014-10-21) - Journal article
      We present an estimate of the galaxy stellar mass function and its division by morphological type in the local (0.025 < z < 0.06) Universe. Adopting robust morphological classifications as previously presented (Kelvin ...
    • 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 effect of close interactions on star formation in galaxies 

      Davies, L.J.M.; Robotham, Aaron Stuart Graham; Driver, Simon Peter; Alpaslan, Mehmet; Baldry, I.K.; Bland-Hawthorn, J.; Brough, S.; Brown, M.J.I.; Cluver, M.E.; Drinkwater, M.J.; Foster, C.; Grootes, M.W.; Konstantopoulos, I.S.; Lara-López, M.A.; López-Sánchez, Á.R.; Loveday, J.; Meyer, M.J.; Moffett, A.J.; Norberg, P.; Owers, M.S.; Popescu, C.C.; De Propris, R.; Sharp, R.; Tuffs, R.J.; Wang, L.; Wilkins, S.M.; Dunne, L.; Bourne, N.; Smith, M.W.L. (2015-09-01) - Journal article
      The modification of star formation (SF) in galaxy interactions is a complex process, with SF observed to be both enhanced in major mergers and suppressed in minor pair interactions. Such changes likely to arise on short ...
    • Galaxy And Mass Assembly (GAMA) : the large-scale structure of galaxies and comparison to mock universes 

      Alpaslan, Mehmet; Robotham, Aaron S. G.; Driver, Simon; Norberg, Peder; Baldry, Ivan; Bauer, Amanda E.; Bland-Hawthorn, Joss; Brown, Michael; Cluver, Michelle; Colless, Matthew; Foster, Caroline; Hopkins, Andrew; Van Kampen, Eelco; Kelvin, Lee Steven; Lara-Lopez, Maritza A.; Liske, Jochen; Lopez-Sanchez, Angel R.; Loveday, Jon; McNaught-Roberts, Tamsyn; Merson, Alexander; Pimbblet, Kevin (2014-02-11) - Journal article
      From a volume-limited sample of 45 542 galaxies and 6000 groups with z ≤ 0.213, we use an adapted minimal spanning tree algorithm to identify and classify large-scale structures within the Galaxy And Mass Assembly (GAMA) ...
    • 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) : 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 ...
    • 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 ...