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Galactic globular clusters: Ideal laboratories to test stellar nucleosynthesis?

Published online by Cambridge University Press:  06 November 2008

C. Charbonnel*
Affiliation:
Geneva Observatory, University of Geneva, chemin des Maillettes 51, 1290 Sauverny, Switzerland Laboratoire d'Astrophysique de Toulouse et Tarbes, CNRS UMR 5572, Université Paul Sabatier Toulouse 3, 14 Av. E. Belin, 31400 Toulouse, France
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Abstract

Galactic globular cluster (GC) stars exhibit abundance patterns which are not shared by their field counterparts, namely the well-documented C-N, O-Na and Mg-Al anticorrelations. Recent observations provided compelling evidence that these abundance anomalies were already present in the intracluster gas from which the presently observed stars formed. A widely held hypothesis is that the gas was polluted early in the history of the GC by material processed through H-burning at high temperature and then lost by stars more massive than the observed long-lived stars. However the “polluters" have not been unambiguously identified yet. Most studies have focused on AGB stars, but rotating massive stars present an interesting alternative. Here we critically analyse the pros and cons of both potential stellar polluters. We discuss the constraints that the observational data bring on stellar nucleosynthesis and hydrodynamics as well as on nuclear reaction rates and we try to answer to the following question: “Are GC ideal laboratories to test stellar nucleosynthesis and hydrodynamics?"

Type
Research Article
Copyright
© EAS, EDP Sciences, 2008

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References

Alonso, A., Arribas, S., & Martínez-Roger, C., 1996, A&A, 313, 873 PubMed
Angulo, C., et al., 1999, Nucl. Phys. A, 656, 3 CrossRef
Arnould, M., Goriely, S., & Jorissen, A., 1999, A&A, 347, 572
Blöcker, T., & Schönberner, D., 1991, A&A, 244, L43
Canuto, V.M., & Mazzitelli, I., 1991, ApJ, 370, 295 CrossRef
Carretta, E., Bragaglia, A., Cacciari, C., & Rossetti, E., 2003, A&A, 410, 143
Carretta, E., Bragaglia, A., & Cacciari, C., 2004, ApJ, 610, L25 CrossRef
Carretta, E., Gratton, R.G., Lucatello, S., Bragaglia, A., & Bonifacio, P., 2005, A&A, 441, 131
Charbonnel, C., 2005, on “From lithium to uranium: Element tracers of early cosmic evolution", ed. V., Hill, P., François & F., Primas, IAU Symp., 228 (Cambridge Univ. Press), 347
Charbonnel, C., & Primas, F., 2005, A&A, 442, 961 PubMed
Cohen, J.G., 1978, ApJ, 223, 487 CrossRef
Cottrell, P.L., & Da Costa, G.S., 1981, ApJ, 245, L79 CrossRef
D'Antona, F., & Caloi, V., 2004, ApJ, 611, 871 CrossRef
D'Antona, F., Caloi, V., Montalban, J., Ventura, P., & Gratton, R., 2002, A&A, 395, 69
D'Antona, F., & Mazzitelli, I., 1996, ApJ, 470, 1093 CrossRef
Decressin, T., & Charbonnel, C., 2005, on “From lithium to uranium: Element tracers of early cosmic evolution", ed. V., Hill, P., François & F., Primas, IAU Symp., 228 (Cambridge Univ. Press), 395
Decressin, T., 2007, Ph.D. Thesis
Decressin, T., Charbonnel, C., & Meynet, G., 2007b, A&A, 475, 873 (DCM07)
Decressin, T., Meynet, G., Charbonnel, C., Prantzos, N., & Ekström, S., 2007a, A&A, 464, 1029 (DMCPE07)
Denissenkov, P.A., Da Costa, G.S., Norris, J.E., & Weiss, A., 1998, A&A, 333, 926
Denisenkov, P.A., & Denisenkova, S.N., 1989, A.Tsir., 1538, 11
Denissenkov, P.A., & Denissenkova, S.N., 1990, SvA Lett., 16, 275
Denissenkov, P.A., & Herwig, F., 2003, ApJ, 590, 99 CrossRef
Denissenkov, P.A., & Weiss, A., 2001, ApJ, 559, L115 CrossRef
Dickens, R.J., Croke, B.F.W., Cannon, R.D., & Bell, R.A., 1991, Nature, 351, 212 CrossRef
Drake, J.J., Smith, V.V., & Suntzeff, N.B., 1992, ApJ, 395, L95 CrossRef
Fenner, Y., Campbell, S., Karakas, A.I., Lattanzio, J.C., & Gibson, B.K., 2004, MNRAS, 353, 789 CrossRef
Forestini, M., & Charbonnel, C., 1997, A&AS, 123, 241
Gratton, R., Sneden, C., Carretta, E., & Bragaglia, A., 2000, A&A, 354, 169
Gratton, R., Bonifacio, P., Bragaglia, A., et al., 2001, A&A, 369, 87
Grundahl, F., Briley, M., Nissen, P.E., & Feltzing, S., 2002, A&A, 385, L14
Gratton, R., Sneden, C., & Carretta, E., 2004, ARA&A, 42, 385 CrossRef
Hale, S.E., Champagne, A.E., Iliadis, C., et al., 2002, Phys. Rev. C, 65, 015801 CrossRef
Hale, S.E., Champagne, A.E., Iliadis, C., et al., 2004, Phys. Rev. C, 70, 045802 CrossRef
Herwig, F., 2004a, ApJ, 605, 425 CrossRef
Herwig, F., 2004b, ApJS, 155, 651 CrossRef
Iben, I., 1976, ApJ, 208, 165 CrossRef
Iliadis, C., D'Auria, J.M., Starrfield, S., Thompson, W.J., & Wiescher, M., 2001, ApJS, 134, 151 CrossRef
Ivans, I.I., Sneden, C., Kraft, R.P., et al., 1999, AJ, 118, 1273 CrossRef
Karakas, A.I., & Lattanzio, J.C., 2003, PASA, 20, 279 CrossRef
Kudryashov, A.D., & Tutukov, A.V., 1988, Astron. Tsirk., 1525, 11
Langer, G.E., Hoffman, R., & Sneden, C., 1993, PASP, 105, 301 CrossRef
Langer, G.E., & Hoffman, R., 1995, PASP, 107, 1177 CrossRef
Lee, Y.W., et al., 2005, ApJ, 621, L57 CrossRef
Maeder, A., & Meynet, G., 2000, ARA&A, 38, 143 CrossRef
Maeder, A., & Meynet, G., 2006, A&A, 448, L37
Maeder, A., & Zahn, J.-P., 1998, A&A, 334, 1000
Marigo, P., Bressan, A., & Chiosi, C., 1998, A&A, 331, 564
Mowlavi, N., 1998, ed. M. Arnould, et al., AIP Conf. Proc., 425, 507
Mowlavi, N., & Meynet, G., 2000, A&A, 361, 959
Norrisris, J.E., 2004, ApJ, 612, L25 CrossRef
Norris, J.E., Cottrell, P.L., Freeman, K.C., & Da Costa, G.S., 1981, ApJ, 244, 205 CrossRef
Osborn, W., 1971, Observatory, 91, 223
Parmentier, G., Jehin, E., Magain, P., et al., A&A., 1999, A&A, 352, 138
Pasquini, L., Bonifacio, P., Molaro, P., et al., 2005, A&A, 441, 549
Peterson, R.C., 1980, ApJ, 237, L87 CrossRef
Pilachowski, C.A., 1989, in “The abundance spread within globular clusters", ed. G. Cayrel de Strobel, M. Spite & T.L. Evans, 1
Powell, D.C., Iliadis, C., & Champagne, A.E., 1999, Nucl. Phys. A, 660, 349 CrossRef
Prantzos, N., & Charbonnel, C., 2006, A&A, 458, 135 (PC06)
Prantzos, N., Charbonnel, C., & Iliadis, C., 2007, A&A, 470, 179 (PCI07)
Ramirez, S.V., & Cohen, J.G., 2002, AJ, 123, 3277 CrossRef
Ramirez, S.V., & Cohen, J.G., 2003, AJ, 125, 224 CrossRef
Renzini, A., & Voli, M., 1981, A&A, 94, 175
Sackmann, J., & Boothroyd, A.I., 1991, ApJ, 366, 529 CrossRef
Shetrone, M.D., 1996, AJ, 112, 1517 CrossRef
Siess, L., Livio, M., & Lattanzio, J., 2002, ApJ, 570, 329 CrossRef
Smith, G.H., Shetrone, M.D., Bell, R., Churchill, C.W., & Briley, M.M., 1996, AJ, 112, 1511 CrossRef
Smith, V.V., Cunha, K., Ivans, I.I., Lattanzio, J.C., Campbell, S., & Hinkle, K.H., 2005, ApJ, 633, 392 CrossRef
Sneden, C., Gratton, R.G., & Crocker, D.A., 1991, A&A, 246, 354
Sneden, C., 2005, on “From lithium to uranium: Element tracers of early cosmic evolution", ed. V. Hill, P. François & F. Primas, IAU Symp., 228 (Cambridge Univ. Press), 337
Spite, M., Cayrel, R., & Plez, B., 2005, A&A, 430, 655
Thévenin, F., Charbonnel, C., de Freitas Pacheco, J.A., et al., 2001, A&A, 373, 905
Ventura, P., D'Antona, F., Mazzitelli, I., & Gratton, R., 2001, ApJ, 550, L65 CrossRef
Ventura, P., D'Antona, F., & Mazzitelli, I., 2002, A&A, 393, 215
Ventura, P., & D'Antona, F., 2005a, A&A, 431, 279
Ventura, P., & D'Antona, F., 2005b, A&A, 439, 1075
Ventura, P., & D'Antona, F., 2005c, ApJ, 635, L149 CrossRef
Weiss, A., Denissenkov, P.A., & Charbonnel, C., 2000, A&A, 356, 181 PubMed
Yong, D., Aoki, W., & Lambert, D.L., 2006, ApJ, 638, 1018 CrossRef
Yong, D., Grundahl, F., Lambert, D.L., Nissen, P.E., & Shetrone, M.D., 2003, A&A, 402, 984
Yong, D., Grundahl, F., Nissen, P.E., Jensen, H.R., Lambert, D.L., 2005, A&A, 438, 875
Zahn, J.-P., 1992, A&A, 265, 115 PubMed