HYDROGEN TO HELIUM RATIO IN THE SOLAR PHOTOSPHERE.
CALIFORNIA UNIV BERKELEY SPACE SCIENCES LAB
Pagination or Media Count:
Theoretical calculations of the residual intensities in the wings of the resonance lines of Ca I lambda 4226.73 A and the K line of Ca II lambda 3922.67 A give strong evidence that the ratio of hydrogen to helium in the solar photosphere is about HHe 7. Author