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Preparation by sol-gel process of rare earth ions doped ALnF4 (A=Li,Na and Ln...
This work is devoted to the development by the sol-gel process of ALnF4 (A=Li, Na and Ln=Y, Gd) fluorides and SiO2/LiGdF4 composites activated by Eu3+ ions. This... -
Fluorescence properties of the Eu3+ ion in K2(Y,Gd)F5 : Analysis of Eu3+-Eu3+...
Laser or synchrotron radiation induced luminescence spectroscopy was used to analyze the intense fluorescence of Eu3+ ions embedded in K2YF5 and K2GdF5. The use of... -
Origin of groundwaters’ mineralization in a deep multi-layered aquifer : exam...
Geochemical and isotopic characterizations of groundwaters in the "mineralized Entre-Deux-Mers area" indicate a common origin of the mineralization, directly linked to... -
Guides d'ondes ZBLA dopés Praséodyme réalisés par échange ionique pour émissi...
Developpment of new technologies for display and videoprojection are nowadays subject of great interest. RGB (Red-Green-Blue) laser sources are a very promising... -
Des fluorures aux ferroïques, l'empire de la cristallochimie
Un matériau, tel que défini par l'Académie Française est une " matière utilisée pour fabriquer, construire quelque chose "1. De ce point de vue, et très certainement...
