Galactic interstellar 18O/17 ratios - A radial gradient?

Astronomy and Astrophysics

Volumn 487, Issue 1, 2008, Pages 237-246

  Wouterloot, J G A ^a   Henkel, C ^b   Brand, J ^c   Davis, G R ^a  

^a UNIVERSITY OF HAWAII   (United States)

^b MAX PLANCK INSTITUT FÜR RADIOASTRONOMIE   (Germany)

^c OSSERVATORIO ASTRONOMICO DI BOLOGNA   (Italy)

Author keywords

Galaxy: abundances; ISM: abundances; ISM: clouds; ISM: molecules; Nuclear reactions, nucleosynthesis, abundances; Radio lines: ISM

Indexed keywords

CHEMICAL ELEMENTS; GRADIENT METHODS; HYDROGEN; ISOTOPES; METALS; NITROGEN; NONMETALS; POPULATION STATISTICS; SOLAR SYSTEM; STARS; SYSTEMATIC ERRORS;

ABUNDANCE RATIOS; DATA COVER; DATA SETS; EVOLUTION (CO); FUNDAMENTAL PROBLEMS; GALACTIC DISC; GALACTOCENTRIC DISTANCES; HIGH-MASS STARS; INTERSTELLAR MEDIUM (ISM); ISOTOPE RATIOS; LARGE MAGELLANIC CLOUD (LMC); MASS STARS; NITROGEN ISOTOPES; OPTICAL DEPTHS; SOLAR NEIGHBOURHOOD; STATISTICAL SIGNIFICANCE; STELLAR NUCLEOSYNTHESIS; STELLAR POPULATIONS; SYSTEMATIC (CO); VELOCITY GRADIENTS;

GALAXIES;

EID: 48249153428     PISSN: 00046361     EISSN: 14320746     Source Type: Journal    
DOI: 10.1051/0004-6361:20078156     Document Type: Article

References (64)

1. Anders, E., & Grevesse, N. 1989, Geochim. Cosmochim. Acta, 53, 197
2. Amari, S., Zinner, E., & Lewis, R. S. 1995, ApJ, 447, L147
3. Anthony-Twarog, B. J. 1982, AJ, 87, 1213
4. Bally, J., & Langer, W. D. .1982, ApJ, 255, 143
5. Bensch, F., Pak, I., Wouterloot, J. G. A., Klapper, G., & Winnewisser, G. 2001, ApJ, 591, 1013
6. Bieging, J. 1997, Radio observations of the isotopic composition of the Galaxy, in The Astrophysical Implications of the Laboratory Study of Presolar Materials, ed. T, J. Bernatowicz, & E. Zinner, AIP Conf. Proc., 402, 407
7. Brand, J., & Blitz, L. 1993, A&A, 275, 67
8. Brand, J., & Wouterloot, J. G. A. 1994, A&AS, 103, 503
9. Brand, J., & Wouterloot, J. G. A. 1995, A&A, 303, 851
10. Chiappini, C., & Matteucci, F. 1999, Ap&SS, 265, 425
11. Dickel, J. R., Dickel, H. R., & Wilson, W. J. 1978, ApJ, 223, 840
12. Digel, S., de Geus, E., & Thaddeus, P. 1994, ApJ, 422, 92 (DDT94)
13. Eisenhauer, F., Genzel, R., Alexander, T., et al. 2005, ApJ, 628, 246
14. Esteban, C., Garcia-Rojas, J., Peimbert, M., et al. 2005, ApJ, 618, 95
15. Flower, D. R. 2001, J. Phys. B: At. Mol. Opt. Phys., 34, 1
16. Franco, G. A. P. .1989, A&A, 223, 313
17. Frerking, M. A., Langer, W. D., & Wilson, R. W. 1982, ApJ, 262, 590
18. Guélin, M., Cernicharo, J., & Linke R. A. 1982, ApJ, 263, L89
19. Gwinn, C. R., Moran, J. M., & Reid, M. J. 1992, ApJ, 393, 149
20. Hachisuka, K., Brunthaler, A., & Menten, K. M. 2006, ApJ, 645, 337
21. Harrison, A., Henkel, C., & Russell, A. 1999, MNRAS, 303, 157
22. Heger, A., & Langer, N. 2000, ApJ, 544, 1016
23. Heikkilä, R., Johanssson, L. E. B., & Olofsson, H. 1998, A&A, 332, 493
24. Henkel, C., & Mauersberger, R. 1993, A&A, 274, 730
25. Henkel, C., Wilson, T. L., Langer, N., Chin, Y.-.N., & Mauersberger, R. 1994, Interstellar CNO isotope ratios, ed. T. L. Wilson, & K. J. Johnson, structure and content of molecular clouds (Berlin: Springer-Verlag), 72
26. Hodge, P. 1989, ARA&A, 27, 139
27. Hoffman, R. D., Woosley, S. E., & Weaver, T. A. 2001, ApJ, 549, 1085
28. Hofner, P., Wyrowski, F., Walmsley, C. M., & Churchwell, E. 2000, ApJ, 536, 393
29. Hüttemeister, S., Dahmen, G., Mauersberger, R., et al. 1998, A&A, 334, 646
30. Hunter, I., Dufton, P. L., Smartt, S. J., et al. 2007, A&A, 466, 277
31. Ibata, R. A., Gilmore, G., & Irwin, M. J. 1995, MNRAS, 277, 781
32. Imai, H., Kameya, O. M., Sasao, T., et al. 2000, ApJ, 538, 751
33. Kahane, C. 1995, Isotopic abundances in the interstellar medium and circumstellar envelopes, in Nuclei in the Cosmos, ed. M. Busso et al., AIP Conf. Proc., 327, 19
34. Kahane, C., Cernicharo, J., Gomez-Gonzalez, J., & Guelin, M. 1992, A&A, 256, 235
35. Kerr, F. J., & Lynden-Bell, D. 1986, MNRAS, 221, 1023
36. Lacy, J. H., Jaffe, D. T., Zhu, Q., et al. 2007, ApJ, 658, L45
37. Langer, N., & Henkel, C. 1995, Space Sci. Rev., 74, 343
38. Langer, W. D., Graedel, T. E., Frerking, M. A., & Armentrout, P. B. 1984, ApJ, 277, 581
39. Linke, R. A., Goldsmith, P. F., Wannier, P. G., Wilson, R. W., & .Penzias, A. A. 1977, ApJ, 214, 581
40. Matteucci, F., & François, P. 1989, MNRAS, 239, 885
41. Mauersberger, R., Guélin, M., Martin-Pintado, J., et al. 1989, A&AS, 79, 217
42. Menten, K. M., Reid, M. J., Forbrich, J., & Brunthaler, A. 2007, A&A, 474, 515
43. Penzias, A. A. 1981, ApJ, 249, 518
44. Prantzos, N., Aubert, O., & Audouze, J. 1996, A&A, 309, 760
45. Pratap, P., Megeath, S. T., & Bergin, E. A. 2000, ApJ, 542, 870
46. Rohlfs, K., & Wilson, X L. 1996, Tools of Radio Astronomy (Berlin: Springer- Verlag), 194
47. Rolleston, W. R. J., Smartt, S. J., Dufton, P. L., & Ryans, R. S. I. 2000, A&A, 367, 86
48. Rudolph, A. R., Fich, M., Bell, G. R., et al. 2006, ApJS, 162, 346
49. Ruffle, P. M. E., Millar, T. J., Roberts, H., et al. 2007, ApJ, 671, 1766
50. Smartt, S. J., Dufton, P. L., & Rolleston, W. R. J. 1996, A&A, 305, 164
51. Stoesz, J. A., & Herwig, F. 2003, MNRAS, 340, 763
52. Wang, M., Henkel, C., Chin, Y.-.N., et al. 2004, A&A, 422, 883
53. Watson, W. D., Anicich, V. G., & Huntress, W. T. 1976, ApJ, 205, L165
54. Westerland, B. E. 1990, A&AR, 2, 29
55. Wheeler, J. C., Sneden, C., & Truran, J. W. 1989, ARA&A, 27, 279
56. White, G. J., & Sandeil, G. 1995, A&A, 299, 179
57. Wilking, B. G., & Lada, C. J. 1983, ApJ, 274, 698
58. Wilson, T. L., & Matteucci, F. 1992, A&AR, 4, 1
59. Wilson, T. L., & Rood, R. T. 1994, ARA&A, 32, 191
60. Wouterloot, J. G. A., & Brand, J. 1989, A&AS, 80, 149
61. Wouterloot, J. G. A., & Brand, J. 1996, A&AS, 119, 439
62. Wouterloot, J. G. A., Brand, J., & Henkel, C. 2005, A&A, 430, 549
63. Xu, Y., Reid, M. J., Zheng, X. W., & Menten, K. M. 2006, Science, 311, 54
64. Zhang, J., Henkel, C., Mauersberger, R., et al. 2007, A&A, 465, 887