Electronic Resource
[s.l.]
:
Nature Publishing Group
Nature
214 (1967), S. 899-900
ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] This communication reports some recent investigations of the helium line strengths in B stars of the Southern galactic clusters IC 2391 and IC 2602. These observations suggest that the strength of the He λ4471 line for main sequence stars of spectral types B3 and later is almost wholly dependent on ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/214899a0
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