Open AccessOn Second Helium Ionization as a Cause of Cepheid Instability.
Author(s) -
J. P. Cox
Publication year - 1961
Publication title -
the astronomical journal
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.61
H-Index - 271
eISSN - 1538-3881
pISSN - 0004-6256
DOI - 10.1086/108487
Subject(s) - cepheid variable , physics , helium , instability strip , ionization , instability , astrophysics , astronomy , atomic physics , stars , ion , mechanics , quantum mechanics