All Outputs (261)

A photometrically and spectroscopically confirmed population of passive spiral galaxies (2016)
Journal Article
Fraser-McKelvie, A., Brown, M. J. I., Pimbblet, K. A., Dolley, T., Crossett, J. P., & Bonne, N. J. (2016). A photometrically and spectroscopically confirmed population of passive spiral galaxies. Monthly notices of the Royal Astronomical Society. Letters, 462(1), L11-L15. https://doi.org/10.1093/mnrasl/slw117

We have identified a population of passive spiral galaxies from photometry and integral field spectroscopy. We selected z < 0.035 spiral galaxies that have WISE colours consistent with little mid-infrared emission from warm dust. Matched aperture pho... Read More about A photometrically and spectroscopically confirmed population of passive spiral galaxies.

Chemical evolution of giant molecular clouds in simulations of galaxies (2016)
Journal Article
Richings, A. J., & Schaye, J. (2016). Chemical evolution of giant molecular clouds in simulations of galaxies. Monthly notices of the Royal Astronomical Society, 460(3), 2297-2321. https://doi.org/10.1093/mnras/stw1135

We present an analysis of giant molecular clouds (GMCs) within hydrodynamic simulations of isolated, low-mass (M* ~ 10^9 M⊙) disc galaxies. We study the evolution of molecular abundances and the implications for CO emission and the XCO conversion fac... Read More about Chemical evolution of giant molecular clouds in simulations of galaxies.

A millisecond pulsar in an extremely wide binary system (2016)
Journal Article
Bassa, C. G., Janssen, G. H., Stappers, B. W., Tauris, T. M., Wevers, T., Jonker, P. G., Lentati, L., Verbiest, J. P., Desvignes, G., Graikou, E., Guillemot, L., Freire, P. C., Lazarus, P., Caballero, R. N., Champion, D. J., Cognard, I., Jessner, A., Jordan, C., Karuppusamy, R., Kramer, M., …Zhu, W. W. (2016). A millisecond pulsar in an extremely wide binary system. Monthly notices of the Royal Astronomical Society, 460(2), 2207-2222. https://doi.org/10.1093/mnras/stw1134

We report on 22 yr of radio timing observations of the millisecond pulsar J1024-0719 by the telescopes participating in the European Pulsar Timing Array (EPTA). These observations reveal a significant second derivative of the pulsar spin frequency an... Read More about A millisecond pulsar in an extremely wide binary system.

Bimodality of low-redshift circumgalactic O VI in non-equilibrium EAGLE zoom simulations (2016)
Journal Article
Oppenheimer, B. D., Crain, R. A., Schaye, J., Rahmati, A., Richings, A. J., Trayford, J. W., Tumlinson, J., Bower, R. G., Schaller, M., & Theuns, T. (2016). Bimodality of low-redshift circumgalactic O VI in non-equilibrium EAGLE zoom simulations. Monthly notices of the Royal Astronomical Society, 460(2), 2157-2179. https://doi.org/10.1093/mnras/stw1066

We introduce a series of 20 cosmological hydrodynamical simulations of L* (M200 = 10^11.7-10^12.3M⊙) and group-sized (M200 = 10^12.7-10^13.3M⊙) haloes run with the model used for the eagle project, which additionally includes a non-equilibrium ioniza... Read More about Bimodality of low-redshift circumgalactic O VI in non-equilibrium EAGLE zoom simulations.

Galaxy and Mass Assembly (GAMA): Improved emission lines measurements in four representative samples at 0.07 < z < 0.3 (2016)
Journal Article
Rodrigues, M., Foster, C., Taylor, E. N., Wright, A. H., Hopkins, A. M., Baldry, I., Brough, S., Bland-Hawthorn, J., Cluver, M. E., Lara-López, M. A., Liske, J., López-Sánchez, Á. R., & Pimbblet, K. A. (2016). Galaxy and Mass Assembly (GAMA): Improved emission lines measurements in four representative samples at 0.07 < z < 0.3. Astronomy and Astrophysics, 590, Article ARTN A18. https://doi.org/10.1051/0004-6361/201527836

This paper presents a new catalog of emission lines based on the GAMA II data for galaxies between 0.07 <z< 0.34. The catalog includes four subsamples containing 3000 galaxies drawn from the GAMA II survey and spanning four redshift windows. The four... Read More about Galaxy and Mass Assembly (GAMA): Improved emission lines measurements in four representative samples at 0.07 < z < 0.3.

GAMA/WiggleZ: the 1.4 GHz radio luminosity functions of high- and low-excitation radio galaxies and their redshift evolution toz= 0.75 (2016)
Journal Article
Pracy, M. B., Ching, J. H. Y., Sadler, E. M., Croom, S. M., Baldry, I. K., Bland-Hawthorn, J., Brough, S., Brown, M. J. I., Couch, W. J., Davis, T. M., Drinkwater, M. J., Hopkins, A. M., Jarvis, M. J., Jelliffe, B., Jurek, R. J., Loveday, J., Pimbblet, K. A., Prescott, M., Wisnioski, E., & Woods, D. (2016). GAMA/WiggleZ: the 1.4 GHz radio luminosity functions of high- and low-excitation radio galaxies and their redshift evolution toz= 0.75. Monthly notices of the Royal Astronomical Society, 460(1), 2-17. https://doi.org/10.1093/mnras/stw910

© 2016 The Authors. Published by Oxford University Press on behalf of The Royal Astronomical Society. We present radio active galactic nuclei (AGN) luminosity functions over the redshift range 0.005 < z < 0.75. The sample from which the luminosit... Read More about GAMA/WiggleZ: the 1.4 GHz radio luminosity functions of high- and low-excitation radio galaxies and their redshift evolution toz= 0.75.

The many assembly histories of massive void galaxies as revealed by integral field spectroscopy (2016)
Journal Article
Fraser-McKelvie, A., Pimbblet, K. A., Penny, S. J., & Brown, M. J. I. (2016). The many assembly histories of massive void galaxies as revealed by integral field spectroscopy. Monthly notices of the Royal Astronomical Society, 459(1), 754-770. https://doi.org/10.1093/mnras/stw677

We present the first detailed integral field spectroscopy study of nine central void galaxies with M*>10¹⁰Mʘ using the Wide Field Spectrograph to determine how a range of assembly histories manifest themselves in the current day Universe.While the ma... Read More about The many assembly histories of massive void galaxies as revealed by integral field spectroscopy.

The noise properties of 42 millisecond pulsars from the European Pulsar Timing Array and their impact on gravitational-wave searches (2016)
Journal Article
Caballero, R. N., Lee, K. J., Lentati, L., Desvignes, G., Champion, D. J., Verbiest, J. P., Janssen, G. H., Stappers, B. W., Kramer, M., Lazarus, P., Possenti, A., Tiburzi, C., Perrodin, D., OsŁowski, S., Babak, S., Bassa, C. G., Brem, P., Burgay, M., Cognard, I., Gair, J. R., …Vecchio, A. (2016). The noise properties of 42 millisecond pulsars from the European Pulsar Timing Array and their impact on gravitational-wave searches. Monthly notices of the Royal Astronomical Society, 457(4), 4421-4440. https://doi.org/10.1093/mnras/stw179

The sensitivity of Pulsar Timing Arrays to gravitational waves (GWs) depends on the noise present in the individual pulsar timing data. Noise may be either intrinsic or extrinsic to the pulsar. Intrinsic sources of noise will include rotational insta... Read More about The noise properties of 42 millisecond pulsars from the European Pulsar Timing Array and their impact on gravitational-wave searches.

High-precision timing of 42 millisecond pulsars with the European Pulsar Timing Array (2016)
Journal Article
Desvignes, G., Caballero, R. N., Lentati, L., Verbiest, J. P., Champion, D. J., Stappers, B. W., Janssen, G. H., Lazarus, P., Osłowski, S., Babak, S., Bassa, C. G., Brem, P., Burgay, M., Cognard, I., Gair, J. R., Graikou, E., Guillemot, L., Hessels, J. W., Jessner, A., Jordan, C., …Vecchio, A. (2016). High-precision timing of 42 millisecond pulsars with the European Pulsar Timing Array. Monthly notices of the Royal Astronomical Society, 458(3), 3341-3380. https://doi.org/10.1093/mnras/stw483

We report on the high-precision timing of 42 radio millisecond pulsars (MSPs) observed by the European Pulsar Timing Array (EPTA). This EPTA Data Release 1.0 extends up to mid-2014 and baselines range from 7-18 yr. It forms the basis for the stochast... Read More about High-precision timing of 42 millisecond pulsars with the European Pulsar Timing Array.

From spin noise to systematics: stochastic processes in the first International Pulsar Timing Array data release (2016)
Journal Article
Lentati, L., Shannon, R. M., Coles, W. A., Verbiest, J. P., van Haasteren, R., Ellis, J. A., Caballero, R. N., Manchester, R. N., Arzoumanian, Z., Babak, S., Bassa, C. G., Bhat, N. D., Brem, P., Burgay, M., Burke-Spolaor, S., Champion, D., Chatterjee, S., Cognard, I., Cordes, J. M., Dai, S., …Zhu, X. J. (2016). From spin noise to systematics: stochastic processes in the first International Pulsar Timing Array data release. Monthly notices of the Royal Astronomical Society, 458(2), 2161-2187. https://doi.org/10.1093/mnras/stw395

We analyse the stochastic properties of the 49 pulsars that comprise the first International Pulsar Timing Array (IPTA) data release. We use Bayesian methodology, performing model selection to determine the optimal description of the stochastic signa... Read More about From spin noise to systematics: stochastic processes in the first International Pulsar Timing Array data release.

The International Pulsar Timing Array: First data release (2016)
Journal Article
Verbiest, J. P., Lentati, L., Hobbs, G., Van Haasteren, R., Demorest, P. B., Janssen, G. H., Wang, J. B., Desvignes, G., Caballero, R. N., Keith, M. J., Champion, D. J., Arzoumanian, Z., Babak, S., Bassa, C. G., Bhat, N. D., Brazier, A., Brem, P., Burgay, M., Burke-Spolaor, S., Chamberlin, S. J., …Zhu, X. J. (2016). The International Pulsar Timing Array: First data release. Monthly notices of the Royal Astronomical Society, 458(2), 1267-1288. https://doi.org/10.1093/mnras/stw347

The highly stable spin of neutron stars can be exploited for a variety of (astro)physical investigations. In particular, arrays of pulsars with rotational periods of the order of milliseconds can be used to detect correlated signals such as those cau... Read More about The International Pulsar Timing Array: First data release.

The effects of metallicity, UV radiation and non-equilibrium chemistry in high-resolution simulations of galaxies (2016)
Journal Article
Richings, A. J., & Schaye, J. (2016). The effects of metallicity, UV radiation and non-equilibrium chemistry in high-resolution simulations of galaxies. Monthly notices of the Royal Astronomical Society, 458(1), 270-292. https://doi.org/10.1093/mnras/stw327

We present a series of hydrodynamic simulations of isolated galaxies with stellar mass of 109M˙. The models use a resolution of 750M˙ per particle and include a treatment for the full non-equilibrium chemical evolution of ions and molecules (157 spec... Read More about The effects of metallicity, UV radiation and non-equilibrium chemistry in high-resolution simulations of galaxies.

LEAP: the Large European Array for Pulsars (2015)
Journal Article
Bassa, C. G., Janssen, G. H., Karuppusamy, R., Kramer, M., Lee, K. J., Liu, K., McKee, J., Perrodin, D., Purver, M., Sanidas, S., Smits, R., & Stappers, B. W. (2016). LEAP: the Large European Array for Pulsars. Monthly notices of the Royal Astronomical Society, 456(2), 2196-2209. https://doi.org/10.1093/mnras/stv2755

The Large European Array for Pulsars (LEAP) is an experiment that harvests the collective power of Europe's largest radio telescopes in order to increase the sensitivity of high-precision pulsar timing. As part of the ongoing effort of the European P... Read More about LEAP: the Large European Array for Pulsars.

The z < 1.2 optical luminosity function from a sample of ∼410,000 galaxies in Boötes (2015)
Journal Article
Beare, R., Brown, M. J. I., Pimbblet, K., Bian, F., & Lin, Y.-T. (2015). The z < 1.2 optical luminosity function from a sample of ∼410,000 galaxies in Boötes. The Astrophysical journal, 815(2), https://doi.org/10.1088/0004-637x/815/2/94

Using a sample of ~410,000 galaxies to a depth of IAB=24 over 8.26 deg2 in the Boötes field (~10 times larger than the z~1 luminosity function (LF) studies in the prior literature), we have accurately measured the evolving B-band LF of red galaxies a... Read More about The z < 1.2 optical luminosity function from a sample of ∼410,000 galaxies in Boötes.

Galaxy and mass assembly (GAMA): Panchromatic data release (far-UV-far-IR) and the low-z energy budget (2015)
Journal Article
Driver, S. P., Wright, A. H., Andrews, S. K., Davies, L. J., Kafle, P. R., Lange, R., Moffett, A. J., Mannering, E., Robotham, A. S. G., Vinsen, K., Alpaslan, M., Andrae, E., Baldry, I. K., Bauer, A. E., Bamford, S. P., Bland-Hawthorn, J., Bourne, N., Brough, S., Brown, M. J. I., Cluver, M. E., …Williams, R. (2016). Galaxy and mass assembly (GAMA): Panchromatic data release (far-UV-far-IR) and the low-z energy budget. Monthly notices of the Royal Astronomical Society, 455(4), 3911-3942. https://doi.org/10.1093/mnras/stv2505

We present the Galaxy And Mass Assembly (GAMA) Panchromatic Data Release (PDR) constituting over 230 deg2 of imaging with photometry in 21 bands extending from the far-UV to the far-IR. These data complement our spectroscopic campaign of over 300k ga... Read More about Galaxy and mass assembly (GAMA): Panchromatic data release (far-UV-far-IR) and the low-z energy budget.

Shapley Supercluster Survey: Construction of the photometric catalogues and i-band data release (2015)
Journal Article
Mercurio, A., Merluzzi, P., Busarello, G., Grado, A., Limatola, L., Haines, C. P., Brescia, M., Cavuoti, S., Dopita, M., Dall'Ora, M., Capaccioli, M., Napolitano, N., & Pimbblet, K. A. (2015). Shapley Supercluster Survey: Construction of the photometric catalogues and i-band data release. Monthly notices of the Royal Astronomical Society, 453(4), 3685-3698. https://doi.org/10.1093/mnras/stv1905

The Shapley Supercluster Survey is a multi-wavelength survey covering an area of ∼23 deg² (∼260 Mpc² at z = 0.048) around the supercluster core, including nine Abell and two poor clusters, having redshifts in the range 0.045–0.050. The survey aims to... Read More about Shapley Supercluster Survey: Construction of the photometric catalogues and i-band data release.

Galaxy And Mass Assembly (GAMA): the bright void galaxy population in the optical and mid-IR (2015)
Journal Article
Penny, S. J., Brown, M. J. I., Pimbblet, K. A., Cluver, M. E., Croton, D. J., Owers, M. S., Lange, R., Alpaslan, M., Baldry, I., Bland-Hawthorn, J., Brough, S., Driver, S. P., Holwerda, B. W., Hopkins, A. M., Jarrett, T. H., Heath Jones, D., Kelvin, L. S., Lara-López, M. A., Liske, J., López-Sánchez, A. R., …Rodrigues, M. (2015). Galaxy And Mass Assembly (GAMA): the bright void galaxy population in the optical and mid-IR. Monthly notices of the Royal Astronomical Society, 453(4), 3519-3539. https://doi.org/10.1093/mnras/stv1926

© 2015 The Authors. Published by Oxford University Press on behalf of the Royal Astronomical Society. We examine the properties of galaxies in the Galaxies and Mass Assembly (GAMA) survey located in voids with radii > 10 h -1 Mpc. Utilizing the GAM... Read More about Galaxy And Mass Assembly (GAMA): the bright void galaxy population in the optical and mid-IR.

Galaxy And Mass Assembly (GAMA): end of survey report and data release 2 (2015)
Journal Article
Vázquez-Mata, J. A., López-Sánchez, Á. R., Lara-López, M. A., Häußler, B., Liske, J., Baldry, I. K., Driver, S. P., Tuffs, R. J., Alpaslan, M., Andrae, E., Brough, S., Cluver, M. E., Grootes, M. W., Gunawardhana, M. L. P., Kelvin, L. S., Loveday, J., Robotham, A. S. G., Taylor, E. N., Bamford, S. P., Bland-Hawthorn, J., …Wright, A. H. (2015). Galaxy And Mass Assembly (GAMA): end of survey report and data release 2. Monthly notices of the Royal Astronomical Society, 452(2), 2087-2126. https://doi.org/10.1093/mnras/stv1436

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 r < 19.8 mag, we have collec... Read More about Galaxy And Mass Assembly (GAMA): end of survey report and data release 2.

Galaxy And Mass Assembly (GAMA): trends in galaxy colours, morphology, and stellar populations with large-scale structure, group, and pair environments (2015)
Journal Article
Alpaslan, M., Driver, S., Robotham, A. S. G., Obreschkow, D., Andrae, E., Cluver, M., Kelvin, L. S., Lange, R., Owers, M., Taylor, E. N., Andrews, S. K., Bamford, S., Bland-Hawthorn, J., Brough, S., Brown, M. J. I., Colless, M., Davies, L. J. M., Eardley, E., Grootes, M. W., Hopkins, A. M., …Tuffs, R. (2015). Galaxy And Mass Assembly (GAMA): trends in galaxy colours, morphology, and stellar populations with large-scale structure, group, and pair environments. Monthly notices of the Royal Astronomical Society, 451(3), 3249-3268. https://doi.org/10.1093/mnras/stv1176

© 2015 The Authors. 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, group,... Read More about Galaxy And Mass Assembly (GAMA): trends in galaxy colours, morphology, and stellar populations with large-scale structure, group, and pair environments.

The influence of red spiral galaxies on the shape of the local K-band luminosity function (2015)
Journal Article
Bonne, N. J., Brown, M. J. I., Jones, H., & Pimbblet, K. A. (2015). The influence of red spiral galaxies on the shape of the local K-band luminosity function. The Astrophysical journal, 799(2), Article ARTN 160. https://doi.org/10.1088/0004-637x/799/2/160

We have determined K-band luminosity functions for 13,325 local universe galaxies as a function of morphology and color (for Ktot ≤ 10.75). Our sample is drawn from the Two Micron All Sky Survey Extended Source Catalog, with all sample galaxies havin... Read More about The influence of red spiral galaxies on the shape of the local K-band luminosity function.