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LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00009475naa a2200913 4500
001oai:DiVA.org:uu-362164
003SwePub
008181005s2018 | |||||||||||000 ||eng|
009oai:lup.lub.lu.se:2b04f872-80c2-4c15-a4a4-f6b7732c7b28
024a https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-3621642 URI
024a https://doi.org/10.1093/mnras/sty10112 DOI
024a https://lup.lub.lu.se/record/2b04f872-80c2-4c15-a4a4-f6b7732c7b282 URI
040 a (SwePub)uud (SwePub)lu
041 a engb eng
042 9 SwePub
072 7a ref2 swepub-contenttype
072 7a art2 swepub-publicationtype
100a Bertelli Motta, C.u Heidelberg Univ, Zentrum Astron, Astron Rechen Inst, Monchhofstr 12-14, D-69120 Heidelberg, Germany,Heidelberg University4 aut
2451 0a The Gaia-ESO Survey :b evidence of atomic diffusion in M67?
264 c 2018-04-24
264 1b Oxford University Press,c 2018
338 a print2 rdacarrier
520 a Investigating the chemical homogeneity of stars born from the same molecular cloud at virtually the same time is very important for our understanding of the chemical enrichment of the interstellar medium and with it the chemical evolution of the Galaxy. One major cause of inhomogeneities in the abundances of open clusters is stellar evolution of the cluster members. In this work, we investigate variations in the surface chemical composition of member stars of the old open cluster M67 as a possible consequence of atomic diffusion effects taking place during the main-sequence phase. The abundances used are obtained from high-resolution UVES/FLAMES spectra within the framework of the Gaia-ESO Survey. We find that the surface abundances of stars on the main sequence decrease with increasing mass reaching a minimum at the turn-off. After deepening of the convective envelope in subgiant branch stars, the initial surface abundances are restored. We found the measured abundances to be consistent with the predictions of stellar evolutionary models for a cluster with the age and metallicity of M67. Our findings indicate that atomic diffusion poses a non-negligible constraint on the achievable precision of chemical tagging methods.
650 7a NATURVETENSKAPx Fysikx Astronomi, astrofysik och kosmologi0 (SwePub)103052 hsv//swe
650 7a NATURAL SCIENCESx Physical Sciencesx Astronomy, Astrophysics and Cosmology0 (SwePub)103052 hsv//eng
653 a stars: abundances
653 a stars: evolution
653 a Galaxy: abundances
653 a Galaxy: evolution
653 a Galaxy: Abundances
653 a Galaxy: Evolution
653 a Stars: Abundances
653 a Stars: Evolution
700a Pasquali, A.u Heidelberg Univ, Zentrum Astron, Astron Rechen Inst, Monchhofstr 12-14, D-69120 Heidelberg, Germany,Heidelberg University4 aut
700a Richer, J.u Univ Montreal, Dept Phys, Montreal, PQ H3C 3J7, Canada,University Of Quebec In Montreal4 aut
700a Michaud, G.u Univ Montreal, Dept Phys, Montreal, PQ H3C 3J7, Canada,University Of Quebec In Montreal4 aut
700a Martell, S.u Liverpool John Moores Univ, Astrophys Res Inst, 146 Brownlow Hill, Liverpool L3 5RF, Merseyside, England,Liverpool John Moores University,University of New South Wales4 aut0 (Swepub:lu)med-sm1
700a Bragaglia, A.u INAF Osservatorio Astrofis Sci Spazio, Via Gobetti 93-3, I-40129 Bologna, Italy,INAF Osservatorio Astronomico di Bologna4 aut
700a Magrini, L.u INAF Osservatorio Astrofis Arcetri, Largo E Fermi 5, I-50125 Florence, Italy,INAF - Osservatorio Astrofisico di Arcetri4 aut
700a Randich, S.u INAF Osservatorio Astrofis Arcetri, Largo E Fermi 5, I-50125 Florence, Italy,INAF - Osservatorio Astrofisico di Arcetri,Nicolaus Copernicus Astronomical Center of the Polish Academy of Sciences4 aut
700a Grebel, E. K.u Heidelberg Univ, Zentrum Astron, Astron Rechen Inst, Monchhofstr 12-14, D-69120 Heidelberg, Germany,Heidelberg University4 aut
700a Adibekyan, V.u Univ Porto, CAUP, Inst Astrofis Ciencias Espaco, Rua Estrelas, P-4150762 Porto, Portugal,University of Porto4 aut
700a Blanco-Cuaresma, S.u Harvard Smithsonian Ctr Astrophys, 60 Garden St, Cambridge, MA 02138 USA,Harvard–Smithsonian Center for Astrophysics4 aut
700a Drazdauskas, A.u Vilnius Univ, Inst Theoret Phys & Astron, Sauletekio Av 3, LT-10257 Vilnius, Lithuania,Vilnius University4 aut
700a Fu, X.u Univ Bologna, Dipartimento Fis & Astron, Via Gobetti 93-2, I-40129 Bologna, Italy,University of Bologna,INAF Osservatorio Astronomico di Bologna4 aut
700a Martell, S.u Univ New South Wales, Sch Phys, Sydney, NSW 2052, Australia4 aut
700a Tautvaisiene, G.u Vilnius Univ, Inst Theoret Phys & Astron, Sauletekio Av 3, LT-10257 Vilnius, Lithuania,Vilnius University4 aut
700a Gilmore, G.u Univ Cambridge, Inst Astron, Madingley Rd, Cambridge CB3 0HA, England,University of Cambridge,University of Padova,INAF - Osservatorio Astrofisico di Arcetri,University of Porto4 aut
700a Alfaro, E. J.u CSIC, Inst Astrofis Andalucia, Glorieta Astron S-N, E-18008 Granada, Spain,CSIC Instituto de Astrofísica de Andalucía (IAA)4 aut
700a Bensby, T.u Lund University,Lunds universitet,Astronomi - Genomgår omorganisation,Institutionen för astronomi och teoretisk fysik - Genomgår omorganisation,Naturvetenskapliga fakulteten,Lund Observatory - Undergoing reorganization,Department of Astronomy and Theoretical Physics - Undergoing reorganization,Faculty of Science4 aut0 (Swepub:lu)astr-tbe
700a Flaccomio, E.u INAF Osservatorio Astron Palermo, Piazza Parlamento 1, I-90134 Palermo, Italy,INAF Palermo Astronomical Observatory4 aut
700a Koposov, S. E.u Univ Cambridge, Inst Astron, Madingley Rd, Cambridge CB3 0HA, England;Carnegie Mellon Univ, McWilliams Ctr Cosmol, Dept Phys, 5000 Forbes Ave, Pittsburgh, PA 15213 USA,Carnegie Mellon University,University of Cambridge4 aut
700a Korn, Andreas J.,d 1972-u Uppsala University,Uppsala universitet,Observationell astrofysik4 aut0 (Swepub:uu)ankor103
700a Lanzafame, A. C.u Univ Catania, Sez Astrofis, Dipartimento Fis & Astron, Via S Sofia 78, I-95123 Catania, Italy,University of Catania4 aut
700a Smiljanic, R.u Polish Acad Sci, Nicolaus Copernicus Astron Ctr, Ul Bartycka 18, PL-00716 Warsaw, Poland4 aut
700a Bayo, A.u Univ Valparaiso, Fac Ciencias, Inst Fis & Astron, Av Gran Bretana 1111, Valparaiso, Chile;Univ Valparaiso, Nucl Milenio Formac Planetaria NPF, Av Gran Bretana 1111, Valparaiso, Chile,University of Valparaíso4 aut
700a Carraro, G.u Univ Padua, Dipartimento Fis & Astron, Vicolo Osservatorio 3, I-35122 Padua, Italy4 aut
700a Casey, A. R.u Monash Univ, Sch Phys & Astron, Clayton, Vic 3800, Australia;Monash Univ, Fac Informat Technol, Clayton, Vic 3800, Australia,Monash University4 aut
700a Costado, M. T.u Univ Cadiz, Dept Didact, E-11519 Puerto Real, Cadiz, Spain,University of Cádiz4 aut
700a Damiani, F.u INAF Osservatorio Astron Palermo, Piazza Parlamento 1, I-90134 Palermo, Italy,INAF Palermo Astronomical Observatory4 aut
700a Franciosini, E.u INAF Osservatorio Astrofis Arcetri, Largo E Fermi 5, I-50125 Florence, Italy,INAF - Osservatorio Astrofisico di Arcetri4 aut
700a Heiter, Ulrikeu Uppsala University,Uppsala universitet,Observationell astrofysik4 aut0 (Swepub:uu)ulhei450
700a Hourihane, A.u Univ Cambridge, Inst Astron, Madingley Rd, Cambridge CB3 0HA, England,University of Cambridge4 aut
700a Jofre, P.u Univ Diego Port, Nucl Astron, Av Ejercito 441, Santiago, Chile,University of Cambridge,Diego Portales University4 aut
700a Lardo, C.u EPFL, Lab Astrophys, Observ Sauverny, CH-1290 Versoix, Switzerland,Swiss Federal Institute of Technology4 aut
700a Lewis, J.u Univ Cambridge, Inst Astron, Madingley Rd, Cambridge CB3 0HA, England,University of Cambridge4 aut
700a Monaco, L.u Univ Andres Bello, Dept Ciencias Fis, Fernandez Concha 700, Santiago, Chile,Andrés Bello National University4 aut
700a Morbidelli, L.u INAF Osservatorio Astrofis Arcetri, Largo E Fermi 5, I-50125 Florence, Italy,INAF - Osservatorio Astrofisico di Arcetri4 aut
700a Sacco, G. G.u INAF Osservatorio Astrofis Arcetri, Largo E Fermi 5, I-50125 Florence, Italy4 aut
700a Sousa, S. G.u Univ Porto, CAUP, Inst Astrofis Ciencias Espaco, Rua Estrelas, P-4150762 Porto, Portugal4 aut
700a Worley, C. C.u Univ Cambridge, Inst Astron, Madingley Rd, Cambridge CB3 0HA, England,University of Cambridge4 aut
700a Zaggia, S.u Univ Padua, Dipartimento Fis & Astron, Vicolo Osservatorio 3, I-35122 Padua, Italy,University of Padova4 aut
710a Heidelberg Univ, Zentrum Astron, Astron Rechen Inst, Monchhofstr 12-14, D-69120 Heidelberg, Germanyb Heidelberg University4 org
773t Monthly notices of the Royal Astronomical Societyd : Oxford University Pressg 478:1, s. 425-438q 478:1<425-438x 0035-8711x 1365-2966
856u https://arxiv.org/pdf/1804.06293
856u http://dx.doi.org/10.1093/mnras/sty1011y FULLTEXT
8564 8u https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-362164
8564 8u https://doi.org/10.1093/mnras/sty1011
8564 8u https://lup.lub.lu.se/record/2b04f872-80c2-4c15-a4a4-f6b7732c7b28

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