Browsing by Author "Centre for Astrophysics Research"

Now showing items 118-137 of 3209

    • An ALMA survey of submillimeter galaxies in the extended chandra deep field south : Near-infrared morphologies and stellar sizes 

      Chen, Chian Chou; Smail, Ian; Swinbank, A.M.; Simpson, J. M.; Ma, Cheng Jiun; Alexander, D.M.; Biggs, A. D.; Brandt, W.N.; Chapman, S.C.; Coppin, Kristen; Danielson, A. L. R.; Dannerbauer, H.; Edge, A. C.; Greve, T.R.; Ivison, R. J.; Karim, A.; Menten, Karl M.; Schinnerer, E.; Walter, F.; Wardlow, J. L.; Weiß, A.; Van Der Werf, P. P. (2015-02-01)
      We analyze Hubble Space Telescope WFC3/H160-band observations of a sample of 48 Atacama Large Millimeter/submillimeter Array detected submillimeter galaxies (SMGs) in the Extended Chandra Deep Field South field, to study ...

    • An ALMA survey of submillimeter galaxies in the Extended Chandra Deep Field South : Source catalog and multiplicity 

      Hodge, J. A.; Karim, A.; Smail, I.; Swinbank, A. M.; Walter, F.; Biggs, A. D.; Ivison, Rob J.; Weiss, A.; Alexander, D. M.; Bertoldi, F.; Brandt, W. N.; Chapman, S.C.; Coppin, Kristen; Cox, P.; Danielson, A. L. R.; Dannerbauer, H.; De Breuck, C.; Decarli, R.; Edge, A. C.; Greve, T. R.; Knudsen, K. K.; Menten, K.M.; Rix, H-W.; Schinnerer, E.; Simpson, J.M.; Wardlow, J. L.; van der Werf, P. (2013)
      We present an Atacama Large Millimeter/submillimeter Array (ALMA) Cycle 0 survey of 126 submillimeter sources from the LABOCA ECDFS Submillimeter Survey (LESS). Our 870 micron survey with ALMA (ALESS) has produced maps ~3X ...

    • An ALMA Survey of Submillimeter Galaxies in the Extended Chandra Deep Field South : Spectroscopic Redshifts 

      Danielson, A. L. R.; Swinbank, A.~M.; Smail, Ian; Simpson, J. M.; M. Casey, C.; Chapman, S.~C.; Cunha, Elisabete da; Hodge, J. A.; Walter, F.; Wardlow, J. L.; Alexander, D. M.; Brandt, W.N.; De Breuck, C.; Coppin, K. E.K.; Dannerbauer, H.; Dickinson, M.; Edge, A. C.; Gawiser, E.; Ivison, R. J.; Karim, A.; Kovacs, A.; Lutz, D.; Menten, K.~M.; Schinnerer, E.; Weiß, A.; van der Werf, P. (2017-05-10)
      We present spectroscopic redshifts of S870 μm ≳ 2 mJy submillimeter galaxies (SMGs), which have been identified from the ALMA follow-up observations of 870 μm detected sources in the Extended Chandra Deep Field South (the ...

    • An ALMA Survey of Submillimeter Galaxies in the Extended Chandra Deep Field South : The Redshift Distribution and Evolution of Submillimeter Galaxies 

      Simpson, James; Swinbank, Mark; Smail, Ian; Alexander, Dave; Brandt, Niel; Bertoldi, Frank; Breuck, Carlos de; Chapman, Scott; Coppin, Kristen; Cunha, Elisabete da; Danielson, Alice; Dannerbauer, Helmut; Greve, Thomas; Hodge, Jackie; Ivison, Rob; Karim, Alex; Knudsen, Kirsten; Poggianti, Bianca; Schinnerer, Eva; Thomson, Alasdair; Walter, Fabian; Wardlow, Julie; Weiss, Axel; Werf, Paul van der (2013-10-23)
      We present the first photometric redshift distribution for a large unbiased sample of 870um selected submillimeter galaxies (SMGs) with robust identifications based on observations with the Atacama Large Millimeter Array ...

    • An ALMA survey of submillimetre galaxies in the Extended Chandra Deep Field South : High resolution 870um source counts 

      Karim, Alexander; Swinbank, Mark; Hodge, Jackie; Smail, Ian; Walter, Fabian; Biggs, Andy; Simpson, James; Danielson, Alice; Alexander, David; Bertoldi, Frank; de Breuck, Carlos; Chapman, Scott; Coppin, Kristen; Dannerbauer, Helmut; Edge, Alastair; Greve, Thomas; Ivison, Rob; Knudsen, Kirsten; Menten, Karl; Schinnerer, Eva; Wardlow, Julie; Weiß, Axel; van der Werf, Paul (2013-06)
      We report the first counts of faint submillimetre galaxies (SMG) in the 870-um band derived from arcsecond resolution observations with the Atacama Large Millimeter Array (ALMA). We have used ALMA to map a sample of 122 ...

    • An ALMA survey of submillimetre galaxies in the Extended Chandra Deep Field-South : Detection of [Cii] at z = 4.4 

      Swinbank, A.M.; Karim, A.; Smail, I.; Hodge, J.; Walter, F.; Bertoldi, F.; Biggs, A.D.; De Breuck, C.; Chapman, S.C.; Coppin, Kristen; Cox, P.; Danielson, A .L. R.; Dannerbauer, H.; Ivison, R.J.; Greve, T.R.; Knudsen, K.K.; Menten, K. M.; Simpson, J.M.; Schinnerer, E.; Wardlow, J. L.; Weiss, A.; van der Werf, P. (2012-12-01)
      We present Atacama Large Millimeter Array (ALMA) 870-μm (345-GHz) observations of two submillimetre galaxies (SMGs) drawn from an ALMA study of the 126 submillimetre sources from the LABOCA Extended Chandra Deep Field-South ...

    • An ALMA survey of the brightest sub-millimetre sources in the SCUBA-2 COSMOS field 

      Simpson, James; Smail, Ian; Dudzeviciute, U.; Matsuda, Y.; Hsieh, B. -C.; Swinbank, A. M.; Stach, S. M.; An, Fang Xia; Birkin, J. E.; Ao, Y.; Bunker, A. J.; Chapman, S. C.; Chen, Chian-Chou; Coppin, K. E. K.; Ikarashi, S.; Ivison, R. J.; Mitsuhashi, I.; Saito, T.; Umehata, H.; Wang, R.; Zhao, Y. (2020-07-01)
      We present an ALMA study of the ~180 brightest sources in the SCUBA-2 map of the COSMOS field from the S2COSMOS survey, as a pilot study for AS2COSMOS - a full survey of the ~1,000 sources in this field. In this pilot we ...

    • An ALMA survey of the S2CLS UDS field: optically invisible submillimetre galaxies 

      Smail, Ian; Dudzevičiūtė, U.; Stach, S. M.; Almaini, O.; Birkin, J. E.; Chapman, S. C.; Chen, Chian-Chou; Geach, J. E.; Gullberg, B.; Hodge, J. A.; Ikarashi, S.; Ivison, R. J.; Scott, D.; Simpson, Chris; Swinbank, A. M.; Thomson, A. P.; Walter, F.; Wardlow, J. L.; Werf, P. van der (2021-04-01)
      We analyse a robust sample of 30 near-infrared-faint (KAB > 25.3, 5σ) submillimetre galaxies (SMGs) selected from a 0.96 deg2 field to investigate their properties and the cause of their faintness in optical/near-infrared ...

    • An ALMA survey of the SCUBA-2 CLS UDS field: physical properties of 707 sub-millimetre galaxies 

      Dudzevičiūtė, U.; Smail, Ian; Swinbank, A. M.; Stach, S. M.; Almaini, O.; Cunha, E. da; An, Fang Xia; Arumugam, V.; Birkin, J.; Blain, A. W.; Chapman, S. C.; Conselice, C. J.; Coppin, K. E. K.; Dunlop, J. S.; Farrah, D.; Geach, J. E.; Gullberg, B.; Hartley, W. G.; Hodge, J. A.; Ivison, R. J.; Maltby, D. T.; Scott, D.; Simpson, C. J.; Walter, F.; Wardlow, J. L.; Weiss, A.; Werf, P. van der (2020-05)
      We analyse the physical properties of a large, homogeneously selected sample of ALMA-located sub-mm galaxies (SMGs) detected in the SCUBA-2 CLS 850-$\mu$m map of the UKIDSS/UDS field. This survey, AS2UDS, identified 707 ...

    • An ALMA survey of the SCUBA-2 Cosmology Legacy Survey UKIDSS/UDS field : Dust attenuation in high-redshift Lyman break Galaxies 

      Koprowski, M. P.; Coppin, K. E. K.; Geach, J. E.; Dudzeviciute, U.; Smail, Ian; Almaini, O.; An, Fangxia; Blain, A. W.; Chapman, S. C.; Chen, Chian-Chou; Conselice, C. J.; Dunlop, J. S.; Farrah, D.; Gullberg, B.; Hartley, W.; Ivison, R. J.; Karska, A.; Maltby, D.; Michałowski, M. J.; Pope, A.; Salim, S.; Scott, D.; Swinbank, A. M.; Wardlow, J. L.; Werf, P. P. van der; Whitaker, K. E. (2020-03)
      We analyse 870um Atacama Large Millimetre Array (ALMA) dust continuum detections of 41 canonically-selected z~3 Lyman-break galaxies (LBGs), as well as 209 ALMA-undetected LBGs, in follow-up of SCUBA-2 mapping of the UKIDSS ...

    • An ALMA survey of the SCUBA-2 Cosmology Legacy Survey UKIDSS/UDS field : Identifying candidate z~4.5 [CII] emitters 

      Cooke, E. A.; Smail, Ian; Swinbank, A. M.; Stach, S. M.; An, FangXia; Gullberg, B.; Almaini, O.; Simpson, C. J.; Wardlow, J. L.; Blain, A. W.; Chapman, S. C.; Chen, Chian-Chou; Conselice, C. J.; Coppin, K. E. K.; Farrah, D.; Maltby, D. T.; Michalowski, M. J.; Scott, D.; Thomson, A. P.; Werf, P. van der (2018-07-10)
      We report the results of a search for serendipitous [C ii] 157.74 μm emitters at z ≃ 4.4-4.7 using the Atacama Large Millimeter/submillimeter Array (ALMA). The search exploits the AS2UDS continuum survey, which covers ∼50 ...

    • An ALMA survey of the SCUBA-2 Cosmology Legacy Survey UKIDSS/UDS field : number counts of submillimeter galaxies 

      Stach, S. M.; Smail, I.; Swinbank, A. M.; Geach, J. E.; An, F. X.; Almaini, O.; Arumugam, V.; Blain, A. W.; Chapman, S. C.; Conselice, C. J.; Cooke, E. A.; Coppin, K. E. K.; Dunlop, J. S.; Farrah, D.; Gullberg, B.; Hartley, W.; Ivison, R. J.; Maltby, D. T.; Michałowski, M. J.; Scott, D.; Wardlow, J. L.; Werf, P. van der (2018-06-25)
      We report the first results of AS2UDS, an 870 μm continuum survey with the Atacama Large Millimeter/Submillimeter Array (ALMA) of a total area of ∼50 arcmin 2 comprising a complete sample of 716 submillimeter sources drawn ...

    • An ALMA survey of the SCUBA-2 Cosmology Legacy Survey UKIDSS/UDS field : Source catalogue and properties 

      Stach, S. M.; Dudzevičiūtė, U.; Smail, I.; Swinbank, A. M.; Geach, J. E.; An, F. X.; Almaini, O.; Arumugam, V.; Blain, A. W.; Chapman, S. C.; Conselice, C. J.; Cooke, E. A.; Coppin, K. E. K.; Cunha, E. da; Dunlop, J. S.; Farrah, D.; Gullberg, B.; Hodge, J. A.; Ivison, R. J.; Kocevski, Dale D.; Michałowski, M. J.; Miyaji, Takamitsu; Scott, D.; Wardlow, J. L.; Weiss, Axel; Werf, P. van der (2019-06-06)
      We present the catalogue and basic properties of sources in AS2UDS, an 870-\mum continuum survey with the Atacama Large Millimetre/sub-millimetre Array (ALMA) of 716 single-dish sub-millimetre sources detected in the ...

    • An ALMA survey of the SCUBA-2 Cosmology Legacy SurveyUKIDSS/UDS Field : Halo Masses for Submillimetre Galaxies 

      Stach, S. M.; Smail, I.; Amvrosiadis, A.; Swinbank, A. M.; Dudzevičiūtė, U.; Geach, J. E.; Almaini, O.; Birkin, J. E.; Chen, Chian-Chou; Conselice, C. J.; Cooke, E. A.; Coppin, K. E. K.; Dunlop, J. S.; Farrah, D.; Ikarashi, S.; Ivison, R. J.; Wardlow, J. L. (2021-03-10)
      We present an analysis of the spatial clustering of a large sample of high-resolution, interferometically identified, submillimetre galaxies (SMGs). We measure the projected cross-correlation function of ~350 SMGs in the ...

    • ALMA unveils widespread molecular gas clumps in the ram pressure stripped tail of the Norma jellyfish galaxy 

      Jachym, Pavel; Kenney, Jeffrey D. P.; Sun, Ming; Combes, Francoise; Cortese, Luca; Scott, Tom C.; Sivanandam, Suresh; Brinks, Elias; Roediger, Elke; Palous, Jan; Fumagalli, Michele (2019-10-01)
      We present the first high-resolution map of the cold molecular gas distribution, as traced by CO(2-1) emission with ALMA, in a prominent ram pressure stripped tail. The Norma cluster galaxy ESO 137-001 is undergoing a ...

    • The ALMA view of GMCs in NGC 300 : Physical Properties and Scaling Relations at 10 pc Resolution 

      Faesi, Christopher M.; Lada, Charles J.; Forbrich, Jan (2018-04-09)
      We have conducted a 12CO(2-1) survey of several molecular gas complexes in the vicinity of H ii regions within the spiral galaxy NGC 300 using the Atacama Large Millimeter Array (ALMA). Our observations attain a resolution ...

    • The almost ubiquitous association of 6.7-GHz methanol masers with dust 

      Urquhart, J.S.; Moore, T. J. T.; Menten, K. M.; Koenig, C.; Wyrowski, F.; Thompson, M.A.; Csengeri, T.; Leurini, S.; Eden, D.J. (2015-02)
      We report the results of 870-μm continuum observations, using the Large APEX Bolometer Camera, towards 77 class-II, 6.7-GHz methanol masers identified by the Methanol MultiBeam (MMB) survey to map the thermal emission from ...

    • Alpha and neutron induced reactions on ruthenium 

      Rapp, W.; Brede, H.J.; Heil, R.; Hentschel, D.; Kappeler, F.; Klein, H.; Reifarth, R.; Rauscher, T. (2001-05-21)

    • Alpha induced reaction cross section measurements on 162Er for the astrophysical γ process 

      Kiss, G. G.; Szücs, T.; Rauscher, T.; Török, Z.; Fülöp, Z.; Gyürky, G.; Halász, Z.; Somorjai, E. (2014-07-30)
      The cross sections of the Er162(α,γ)Yb166 and Er162(α,n)Yb165 reactions have been measured for the first time. The radiative alpha capture reaction cross section was measured from Ec.m.=16.09MeV down to Ec.m.=11.21MeV, ...

    • alpha- and neutron-induced reactions on ruthenium isotopes 

      Rapp, W.; Heil, M.; Hentschel, D.; Kappeler, F.; Reifarth, R.; Brede, H.J.; Klein, H.; Rauscher, T. (2002-07)
      The uncertain origin of the proton rich Mo and Ru isotopes has motivated cross-section measurements of alpha- and neutron-induced reactions. The experiments were performed via the activation technique by irradiating thin ...