Unraveling the 10 micron "silicate" feature of protostars: The detection of frozen interstellar ammonia

Astrophysical Journal Letters

Volumn 501, Issue 1, 1998, Pages L105-L109

  Lacy, J H ^a   Faraji, H ^a   Sandford, S A ^b   Allamandola, L J ^a  

^a University of Texas at Austin   (United States)

^b NASA AMES RESEARCH CENTER   (United States)

Author keywords

Comets: general; Infrared: ISM: lines and bands; ISM: abundances; ISM: clouds; ISM: molecules

Indexed keywords

AMMONIA; ICE; SILICATE; WATER;

ARTICLE; ASTRONOMY; CHEMISTRY; INFRARED SPECTROPHOTOMETRY; MICROCLIMATE; NASA CENTER ARC; NASA DISCIPLINE EXOBIOLOGY;

NASA CENTER ARC; NASA DISCIPLINE EXOBIOLOGY;

AMMONIA; ASTRONOMY; EXTRATERRESTRIAL ENVIRONMENT; ICE; SILICATES; SPECTROPHOTOMETRY, INFRARED; WATER;

EID: 0000899156     PISSN: 20418205     EISSN: 20418213     Source Type: Journal    
DOI: 10.1086/311452     Document Type: Article

References (40)

1. Achtermann, J. M. 1992, in ASP Conf. Ser. 25, Astronomical Data Analysis Software and Systems, ed. D. M. Worrall, C. Biemsderfer, & J. Barnes (San Francisco: ASP), 451
2. -. 1994, PASP, 106, 173
3. Allamandola, L. J. 1984, in Galactic and Extragalactic lnfrared Spectroscopy, ed. M. Kessler & P. Phillips (Dordrecht: Reidel), 5
4. Allamandola, L. J., Bernstein, M. P., & Sandford, S. A. 1997, in Astronomical and Biochemical Origins and the Search for Life in the Universe, ed. C. B. Cosmovici, S. Bowyer, & D. Werthimer (Bologna: Edit. Comp.), 23
5. Allamandola, L. J., & Sandford, S. A. 1988, in Dust in the Universe, ed. M. E. Bailey & D. A. Williams (Cambridge: Cambridge Univ. Press), 229
6. Allamandola, L. J., Sandford, S. A., Tielens, A. G. G. M., & Herbst, T. M. 1992, ApJ, 399, 134
7. Bird, M. K., Huchtmeier, W. K., Gensheimer, P., Wilson, T. L., Janardhan, P., & Lemme, C. 1997, A&A, 325, L5
8. Boogert, A. C. A., et al. 1996, A&A, 315, L377
9. Brooke, T. Y., Sellgren, K., & Smith, R. G. 1996, ApJ, 459, 209
10. Cesaroni, R., Churchwell, E., Hofner, P. Walmsley, C. M., & Kurtz, S. 1994, A&A, 288, 903
11. Charnley, S. B. 1997, MNRAS, 291, 455
12. d'Hendecourt, L. B., & Allamandola, L. J. 1986, A&ASS, 64, 453
13. de Graauw, Th., et al. 1996, A&A, 315, L345
14. Ehrenfreund, P., Boogert, A. C. A., Gerakines, P. A., Tielens, A. G. G. M., & van Dishoeck, E. F. 1997, A&A, 328, 649
15. Elsila, J., Allamandola, L. J., & Sandford, S. A. 1997, ApJ, 479, 818
16. Feldman, P. D., Fournier, K. B., Grinin, V. P., & Zvereva, A. M. 1993, ApJ, 404, 348
17. Graham, J. A., & Chen, W. P. 1991, AJ, 102, 1405
18. Hagen, W., Allamandola, L. J., & Greenberg, J. M. 1980, A&A, 86, L3
19. Hagen, W., Tielens, A. G. G. M., & Greenberg, J. M. 1983, A&ASS, 51, 389
20. Hudgins, D. M., Sandford, S. A., Allamandola, L. J., & Tielens, A. G. G. M. 1993, ApJSS, 86, 713
21. Knacke, R. F., & McCorkle, S. M. 1987, AJ, 94, 972
22. Knacke, R. F., McCorkle, S., Puetter, R. C., Erickson, E. F., & Krätschmer, W. 1982, ApJ, 260, 141
23. Lacy, J. H., Achtermann, J. M., Bruce, D. E., Lester, D. F., Arens, J. F., Peck, M. C., & Gaalema, S. D. 1989, PASP, 101, 1166
24. Pendleton, Y., Tielens, A. G. G. M., & Werner, M. W. 1990, ApJ, 349, 107
25. Sandford, S. A. 1996, Meteorities Planet. Sci., 31, 449
26. Sandford, S. A., & Allamandola, L. J. 1993, ApJ, 417, 815
27. Sandford, S. A., Allamandola, L. J., Tielens, A. G. G. M., Sellgren, K., Tapia, M., & Pendleton, Y. 1991, ApJ, 371, 607
28. Schutte, W. A., Tielens, A. G. G. M., & Sandford, S. A. 1991, ApJ, 382, 523
29. Schutte, W. A., et al. 1996, A&A, 315, L333
30. Scott, G. B. I., Freeman, C. G., & McEwan, M. J. 1997, MNRAS, 290, 636
31. Sellgren, K., Brooke, T. Y., Smith, R. G., & Geballe, T. R. 1995, ApJ, 449, L69
32. Sellgren, K., Smith, R. G., & Brooke, T. Y. 1994, ApJ, 433, 179
33. Smith, R. G., Sellgren, K., & Tokunaga, A. T. 1989, ApJ, 344, 413
34. Thomas, P. J., Chyba, C. F., & McKay, C. P., eds. 1996, Comets and the Origin and Evolution of Life (New York: Springer)
35. Tielens, A. G. G. M. 1990, in From Miras to PN: Which Path for Stellar Evolution?, ed. M. O. Mennessier & A. Omont (Gif-sur-Yvette: Editions Frontiéres), 186
36. Tielens, A. G. G. M., & Allamandola, L. J. 1987, in Physical Processes in Interstellar Clouds, ed. G. E. Morrill & M. Scholer (Dordrecht: Reidel), 333
37. Whittet, D. C. B., et al. 1996a, A&A, 315, L357
38. Whittet, D. C. B., et al. 1996b, ApJ, 458, 363
39. Willner, S. P., et al. 1982, ApJ, 253, 174
40. Wyckoff, S., Tegler, S., & Engel, L. 1989, Adv. Space Res., 9, 3169