Meaning of raie ultime | Babel Free

Definitions

1. The line in an atomic spectrum that results from a transition to the lowest level of excitation from the first higher non-metastable level.
2. Alternative letter-case form of raie ultime.
   alt-of

Examples

“In the second paper M. de Gramont considers the distribution of raies ultimes in different stellar types, having studied for this purpose the Harvard classifications, the numerous publications of Sir Norman Lockyer, and the works of Sir William Huggins.”

“De Gramont distinguished by the name⟳ of Raie Ultime that line in the spectrum of an element which is the last⟳ to disappear⟳.”

CEFR level