Browsing by Subject "Espectroscopia"
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| Posted on: 17 ago. 2012
| Posted on: 17 mai. 2006In the present work we studied the characteristics of the dyes 2-(2 - hydroxyphenyl)benzimidazole (HPBI) and 2-(2 -hydroxy-5 -chloro)benimidazole (Cl-HPBI) dissolved in solid polymeric hosts. These dye molecules show an ...
| Posted on: 01 jan. 2010This work consists basically of two parts. The first envolves the study of the optical properties of dielectric nanocrystals Y2O3, Al2O3, Y2SiO5 and Gd2SiO5 doped with rare earth trivalent ion, europium (Eu3+), prepared ...