Refractive index of air. 2. Group index: comment

Pollinger, F

Pollinger, F (corresponding author), Phys Tech Bundesanstalt PTB, Bundesallee 100, D-38116 Braunschweig, Germany.

APPLIED OPTICS, 2020; 59 (31): 9771

Abstract

Philip E. Ciddor and Reginald J. Hill published an analytical expression and a detailed procedure in 1999 on how to compute the group refractive index......

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