7 citations · 12 across the 2 of their papers we have counts for
3 papers
physics.optics2022★ 7 cited
Properties of optical ducts, their chromatism and its effects on astronomical refraction
Luc Dettwiller
The fundamental quadrature governing light rays in a spherically symmetrical medium is first recalled. A rigorous discussion of some qualitative properties of its solutions follows…
physics.optics2022★ 5 cited
Short review on the refractive index of air as a function of temperature, pressure, humidity and ionization
Luc Dettwiller
The empirical law of Gladstone-Dale is insufficient for high-precision studies using the refractivity of a gas: this is not exactly proportional to its density, and the gas may not…
astro-ph.IM2019
The solar survey at Pic du Midi: calibrated data and improved images
Laurent Koechlin, Luc Dettwiller, Maurice Audejean +2
At Pic du Midi observatory we carry out a solar survey with images of the photosphere, prominences and corona. This survey, named CLIMSO (CLIchés Multiples du SOleil), is in the fo…