the shorter lines are not reversed
*
Plate VI. Absorption of Manganese Vapour
(Wave Length 4,145—4,080)
(full bleed image; auto-filled finger at lower left; tidied at lower right)
ex J. Norman Lockyer (1836-1920 *). Studies in Spectrum Analysis. London, 1878
Harvard copy, digitized October 3, 2005
Those elements which increase the complexity of the spectrum by widening their lines, most easily produce the phenomena of absorption.
*
In those cases in which the light of winged lines is absorbed by the cooler exterior vapour, the shorter lines are not reversed.
*
tags:
lines; shorter lines; wider lines; winged lines; spectra
J. N. Lockyer