Science, Volume 77, Issues 1984-2009John Michels (Journalist) 1933 |
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Page 376
... chromosphere . Spectrographs of this form have generally been used in photographing the spectrum of the chromosphere at subsequent eclipses . Prism systems , of one , two or three prisms , or plane gratings , have been employed with ...
... chromosphere . Spectrographs of this form have generally been used in photographing the spectrum of the chromosphere at subsequent eclipses . Prism systems , of one , two or three prisms , or plane gratings , have been employed with ...
Page 378
... chromosphere at the two dates . In each case the greater heights were obtained at the time of greater solar activity , which is in harmony with what we should be led to expect from our present views of the structure of the chromo- sphere ...
... chromosphere at the two dates . In each case the greater heights were obtained at the time of greater solar activity , which is in harmony with what we should be led to expect from our present views of the structure of the chromo- sphere ...
Page 379
... chromosphere than in the reversing layer . By plotting the ratio of the number of atoms giving rise to multiplets in the reversing layer and chromo- sphere against the excitation potential of these lines Menzel finds evidence that the ...
... chromosphere than in the reversing layer . By plotting the ratio of the number of atoms giving rise to multiplets in the reversing layer and chromo- sphere against the excitation potential of these lines Menzel finds evidence that the ...
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