By R. E. S. Clegg, I. R. Stevens, W. P. S. Meikle
The papers contained during this quantity come up from the thirty fourth Herstmonceux convention, held in Cambridge, U.K., which addressed particularly the habit of topic surrounding stars within the later phases of evolution. Highlights comprise the newest observational effects that exhibit how quite a few varieties of stellar ejecta fluctuate suit, and a unified view of the actual procedures concerned; in addition to the newest effects at the media round Supernovae 1987a and 1993j. different themes contain overdue levels of evolution of high and low mass stars; physics of stellar winds; morphology of nebulae round stars; binary stars and bipolar nebulae; collimated flows and condensations; novae and supernovae revealing past ejecta; and supernovae taking place in dense media. This well timed quantity will serve either as a superb creation for graduate scholars and a reference for researchers who are looking to hold abreast of advancements in the sector.
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Extra info for Circumstellar Media in Late Stages of Stellar Evolution (Proceedings of the 34th Herstmonceux Conference, Held in Cambridge, July 12-16, 1993)
And M in solar units) is also shown in Figure 1, where (Wood 1990) L is obtained from the (M(,o/, P) relation for Mira variables. R. 2 M,^ observed on the first giant branch of globular clusters (Wood and Calm 1976; Sweigert, Greggio and Renzini 1990). 18 P. R. Wood: Evolution of AGB stars The most significant feature of Figure 1 is that the Reimers' mass loss formula produces a mass loss rate that increases much more slowly with P (or L) on the AGB than is indicated by modern observations. This means that if the AGB is to be terminated at luminosities that agree with observed maximum luminosities in Magellanic Cloud clusters, then the mass loss will occur over a longer time interval, and at lower mean luminosities, than occurs with the formula shown in Figure 1.
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J.. (in press). Groenewegen, M. A. T. k Lamers, H. J. G. L. , 1990, Astron. , 243, 429 Groenewegen, M. A. , Lamers, H. J. G. L. M. k Panldrach, A. W. , 1989, Astron. , 221, 78 Kudritzki, R. , 1991, in Massive stars in starbursts, eds. C. Leitherer, N. R. Walborn, T. M. Heckman k C. A. Norman, CUP, Cambridge, p59 Kudritzki, R. , Pauldrach, A. W. A. , 1987, Astron. , 173, 293 Lamers, H. J. G. L. M. k Leitherer, C , 1993, Astrophys. , 412, 771. Lucy, L. , 1982, Astrophys. ,255, 286 Lucy, L. , 1984, Astrophys.
Circumstellar Media in Late Stages of Stellar Evolution (Proceedings of the 34th Herstmonceux Conference, Held in Cambridge, July 12-16, 1993) by R. E. S. Clegg, I. R. Stevens, W. P. S. Meikle