Energy balance in the solar transition region. III. Helium emission in hydrostatic, constant-abundance models with diffusion

Astrophysical Journal

Volumn 406, Issue 1, 1993, Pages 319-345

  Fontenla, J M ^a   Avrett, E H ^b   Loeser, R ^b  

^a UNIVERSITY OF ALABAMA IN HUNTSVILLE   (United States)

^b HARVARD SMITHSONIAN CENTER FOR ASTROPHYSICS   (United States)

Author keywords

Diffusion; Line: formation; Sun: transition region; Sun: UV radiation

Indexed keywords

EID: 4243753694     PISSN: 0004637X     EISSN: 15384357     Source Type: Journal    
DOI: 10.1086/172443     Document Type: Article

References (40)

1. Anderson, L. S. 1989, ApJ, 339, 558
2. Anderson, L. S., & Athay, R. G. 1989, ApJ, 346, 1010
3. Athay, R. G. 1990, ApJ, 362, 364
4. Avrett, E. H. 1985, in Chromospheric Diagnostics and Modelling, ed. B. W. Lites (Sunspot: National Solar Observatory), 67
5. Avrett, E. H., Fontenla, J. M., & Loeser, R. 1993, in IAU Symp. 154, Infrared Solar Physics, ed. D. M. Rabin & J. T. Jefferies (Dordrecht: Kluwer), in press
6. Braginskii, S. I. 1985, in Reviews of Plasma Physics (New York: M. A. Leontovich Consultants Bureau), 205
7. Cally, P. S. 1990, ApJ, 355, 693
8. Chapman, S., & Cowling, T. G. 1936, The Mathematical Theory of Nonuniform Gases (Cambridge : Cambridge Univ. Press)
9. Cox, D. P., & Tucker, W. H. 1969, ApJ, 157, 1157 (CT)
10. Cushman, G. W., & Rense, W. A. 1978, Sol. Phys., 58, 299
11. Doschek, G. A., Behring, W. E., & Feldman, U. 1974, ApJ, 190, L141
12. Fontenla, J. M., Avrett, E. H., & Loeser, R. 1990, ApJ, 355, 700 (Paper I)
13. _. 1991, ApJ, 377, 712 (Paper II)
14. Fontenla, J. M., Ferro Fontan, C., & Rovira, M. 1989, unpublished manuscripts, available from authors (FFR)
15. Fontenla, J. M., Reichmann, E. J., & Tandberg-Hanssen, E. 1988, ApJ, 329, 464
16. Golub, L., Herrant, M., Kalata, K., Lovas, I, Nystrom, G., Pardo, F., Spiller, E., & Wilczynski, J. 1990, Nature, 344, 842
17. Gueiss, J., & Burgi, A. 1986, A&A, 159, 1 (GB)
18. Janev, R. K., Langer, W. D., Evans, K., Jr., & Post, D. E., Jr. 1987, in Elementary Processes in Hydrogen-Helium Plasmas, ed. G. Eckes, P. Lambropoulos, & H. Walther (New York: Springer)
19. Jordan, C. 1975, MNRAS, 170, 429
20. Kimura, M. 1991, private communication
21. Kurucz, R. L. 1991, in Stellar Atmospheres: Beyond Classical Models, ed. L. Crivellari, I. Hubeny, & D. G. Hummer (Dordrecht: Kluwer), 440
22. Lemaire, P., Gouttebroze, P., Vial, J.-C., & Artzener, G. E. 1981, ApJ, 103, 160
23. Lindsey, C., & Jefleries, J. T. 1990, ApJ, 349, 286
24. Linsky, J. L., Glackin, D. L., Chapman, R. D., Neupert, W. M., & Thomas, R. J. 1976, ApJ, 203, 509
25. MacNeice, P., Fontenla, J. M., & Ljepojevic, N. N. 1991, ApJ, 369, 544
26. Maltby, P., Avrett, E. H., Carlsson, M., Kjeldseth-Moe, O., Kurucz, R. L., & Loeser, R. 1986, ApJ, 306, 284
27. Mango, S. A., Bohlin, J., Glackin, D. L., & Linsky, J. L. 1978, ApJ, 220, 683
28. Massey, H. S. W. 1971, Electronic and Ionic Impact Phenomena, Vol. 3 (Oxford: Clarendon)
29. Newman, J. H., Chen, Y. S., Smith, K. A., & Stebbings, R. F. 1986, J. Geophys. Res., 91, 8947
30. Schmahl, E. J., & Orrall, F. Q. 1979, ApJ, 231, L41
31. Schunk, R. W. 1975, Planet. Space Sci., 23, 437
32. Shine, R., Gerola, H., & Linsky, J. L. 1975, ApJ, 202, L101
33. Spitzer, L. 1962, Physics of Ionized Gases (New York: Interscience)
34. St.-Maurice, J.-P., & Schunk, R. W. 1977a, Planet. Space Sci., 25, 243 (SMSa)
35. _. 1977b, Planet. Space Sci., 25, 907 (SMSb)
36. Tobiska, W. K. 1991, J. Atm. Terr. Phys., 53, 1005
37. Uitenbroek, H. 1991, in ASP Conf. Ser., Vol. 26, Seventh Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun, ed. M. Giampapa & J. A. Bookbinder (San Francisco: ASP), 564
38. Vernazza, J. E., Avrett, E. H., & Loeser, R. 1981, ApJS, 45, 635 (VAL)
39. Vernazza, J. E., & Reeves, E. M. 1978, ApJS, 37, 485
40. Woods, T. D., & Holzer, T. E. 1991, ApJ, 375, 800