Browsing by Author De Silva, Gayandhi

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Showing results 1 to 15 of 15
Issue DateTitleAuthor(s)Citation
2015Binary open clusters in the Milky Way: photometric and spectroscopic analysis of NGC 5617 and Trumpler 22De Silva, Gayandhi; Carraro, G; D’Orazi, V; Efremova, V; Macpherson, H; Martell, S; Rizzo, L; PhysicsBinary open clusters in the Milky Way: photometric and spectroscopic analysis of NGC 5617 and Trumpler 22, Monthly Notices of the Royal Astronomical Society, vol.453, 1, 2015,pp 106-112
2017ESO452-SC11: the lowest mass globular cluster with a potential chemical inhomogeneityDe Silva, Gayandhi; Martell, S; Navin, Colin A.; Simpson, Jeffrey D.; Zucker, Daniel Benjamin; PhysicsESO452-SC11: the lowest mass globular cluster with a potential chemical inhomogeneity, Monthly Notices of the Royal Astronomical Society, vol.472, 3, 2017,pp 2856-2868
2016An extreme paucity of second population AGB stars in the 'normal' globular cluster M4De Silva, Gayandhi; Campbell, Simon W; D'Orazi, Valentina; Lattanzio, John C; MacLean, B. T.; Momany, Yazan; Simpson, Jeffrey D.; PhysicsAn extreme paucity of second population AGB stars in the 'normal' globular cluster M4, Monthly Notices of the Royal Astronomical Society: Letters, vol.460, 1, 2016,pp L69-L73
2017First determination of s -process element abundances in pre-main sequence clusters: Y, Zr, La, and Ce in IC 2391, the Argus association, and IC 2602De Silva, Gayandhi; D'Orazi, V; Melo, C; PhysicsFirst determination of s -process element abundances in pre-main sequence clusters: Y, Zr, La, and Ce in IC 2391, the Argus association, and IC 2602, Astronomy and Astrophysics, vol.598, N/A, 2017,pp 1-6
2017The Galah Survey: Classification and Diagnostics with t-SNE Reduction of Spectral InformationBland-Hawthorn, Jonathan (Joss); De Silva, Gayandhi; Kos, Janez; Sharma, Sanjib; Anguiano, B.; Asplund, M; Casey, A; Da Costa, G. S.; Duong, L; Freeman, K; Horner, Jonti; Hyde, Elaina A.; Kafle, P; Lin, J; Martell, S; Matijevic, G; Munari, Ulisse; Nataf, David M.; Navin, Colin A.; Reid, W; Schlesinger, Katharine; Simpson, Jeffrey D.; Ting, Yuansen; Traven, Gregor; Zerjal, M; Zucker, D B; Zwitter, Tomaz; Physics; Physics; Physics; PhysicsThe Galah Survey: Classification and Diagnostics with t-SNE Reduction of Spectral Information, The Astrophysical Journal Supplement Series, vol.228, 2, 2017,pp 1-19
2017The GALAH survey: Observational overview and Gaia DR1 companionBland-Hawthorn, Jonathan (Joss); De Silva, Gayandhi; Huber, Daniel; Kos, Janez; Lewis, Geraint; Sharma, Sanjib; Stello, Dennis; Asplund, M; Buder, S; Duong, L; et al, Various; Lind, K; Marshall, J; Martell, S; Ness, M; Schlesinger, Katharine; Simpson, Jeffrey D.; Physics; Physics; Physics; Physics; Physics; Physics; PhysicsThe GALAH survey: Observational overview and Gaia DR1 companion, Monthly Notices of the Royal Astronomical Society, vol.465, 3, 2017,pp 3203-3219
2016The GALAH survey: Relative throughputs of the 2dF fibre positioner and the HERMES spectrograph from stellar targetsBland-Hawthorn, Jonathan (Joss); De Silva, Gayandhi; Kos, Janez; Sharma, Sanjib; Anguiano, B.; Freeman, K; Martell, S; Nataf, David M.; Reid, W; Schlesinger, Katharine; Simpson, Jeffrey D.; Wittenmyer, Robert; Zucker, D B; Zwitter, T; Physics; Physics; Physics; PhysicsThe GALAH survey: Relative throughputs of the 2dF fibre positioner and the HERMES spectrograph from stellar targets, Monthly Notices of the Royal Astronomical Society, vol.459, 1, 2016,pp 1069-1081
2015The GALAH survey: Scientific motivationBland-Hawthorn, Jonathan (Joss); De Silva, Gayandhi; Lewis, Geraint; Sharma, Sanjib; Stello, Dennis; Anguiano, B.; Asplund, M; Bacigalupo, C; Bayliss, D; et al, Various; Freeman, K; Keller, Stefan; Martell, S; Wylie-De Boer, Elizabeth C.; Zucker, Daniel Benjamin; Zwitter, T; Physics; Physics; Physics; Physics; PhysicsThe GALAH survey: Scientific motivation, Monthly Notices of the Royal Astronomical Society, vol.449, 3, 2015,pp 2604-2617
2017The GALAH survey: the data reduction pipelineBedding, Timothy; Betters, Christopher; Bland-Hawthorn, Jonathan (Joss); De Silva, Gayandhi; Kos, Janez; Leon-Saval, Sergio Gregorio; Lewis, Geraint; Sharma, Sanjib; Stello, Dennis; Asplund, Martin; Casey, A; Freeman, Kenneth C.; Lin, J; Martell, S; Schlesinger, Katharine; Simpson, Jeffrey D.; Zerjal, M; Zwitter, Tomaz; Physics; Physics; Physics; Physics; Physics; Physics; Physics; Physics; PhysicsThe GALAH survey: the data reduction pipeline, Monthly Notices of the Royal Astronomical Society, vol.464, 2, 2017,pp 1259-1281
2016Identification of Globular Cluster Stars in RAVE data II: Extended tidal debris around NGC 3201Bland-Hawthorn, Jonathan (Joss); De Silva, Gayandhi; Sharma, Sanjib; Anguiano, B.; Da Costa, G S; et al, .; Freeman, Kenneth C; Kunder, A; Navarro, J; Quillen, Alice C.; Siebert, Arnaud; Zucker, D B; Zwitter, T; Physics; Physics; PhysicsIdentification of Globular Cluster Stars in RAVE data II: Extended tidal debris around NGC 3201, Monthly Notices of the Royal Astronomical Society, vol.457, 2, 2016,pp 2078-2085
2017Mapping the aberrations of a wide-field spectrograph using a photonic combBetters, Christopher; Bland-Hawthorn, Jonathan (Joss); De Silva, Gayandhi; Kos, Janez; Leon-Saval, Sergio Gregorio; O'Byrne, John; Patterson, Rob; Physics; Physics; Physics; Physics; Physics; PhysicsMapping the aberrations of a wide-field spectrograph using a photonic comb, Optics Express, vol.25, 14, 2017,pp 15614-15623
2017NGC 6752 AGB stars revisited: I. Improved AGB temperatures remove apparent overionisation of Fe iDe Silva, Gayandhi; Campbell, Simon W; Casagrande, Luca; Cottrell, P; D'Orazi, Valentina; Lattanzio, J; MacLean, B. T.; Yong, David; PhysicsNGC 6752 AGB stars revisited: I. Improved AGB temperatures remove apparent overionisation of Fe i, Astronomy and Astrophysics, vol.605, N/A, 2017,pp 1-15
2015The parent populations of six groups identified from chemical tagging in the solar neighbourhoodBland-Hawthorn, Jonathan (Joss); De Silva, Gayandhi; Anguiano, B.; Freeman, Ken; Minchev, Ivan; Quillen, Alice C; Zucker, Daniel Benjamin; Physics; PhysicsThe parent populations of six groups identified from chemical tagging in the solar neighbourhood, Monthly Notices of the Royal Astronomical Society, vol.450, 3, 2015,pp 2354-2366
2017Siriusly, a newly identified intermediate-age Milky Way stellar cluster: a spectroscopic study of Gaia 1De Silva, Gayandhi; Bernard, Edouard; Ferguson, A M N; Irwin, Mike; Martell, S; Penarrubia, Jorge; Simpson, Jeffrey D.; Tolstoy, E.; Zucker, D B; PhysicsSiriusly, a newly identified intermediate-age Milky Way stellar cluster: a spectroscopic study of Gaia 1, Monthly Notices of the Royal Astronomical Society, vol.471, 4, 2017,pp 4087-4098
2016Towards 21st century stellar models: Star clusters, supercomputing and asteroseismologyDe Silva, Gayandhi; Stello, Dennis; Arnett, W. David; Campbell, Simon W; Christensen-Dalsgaard, Jorgen; Constantino, Thomas; D'Orazi, Valentina; Kuehn, Charles A.; Lattanzio, J; MacLean, B. T.; Meakin, Casey A.; Physics; PhysicsTowards 21st century stellar models: Star clusters, supercomputing and asteroseismology, Astronomische Nachrichten, vol.337, 8/9, 2016,pp 788-792