Synthesis fluorescent nanoparticles based on silica aerogel and manufacturer of high temperature fluorescent inks

In this study, Zinc sulfide luminescence dopted with magnesium synthesized and assessing its luminescence property as well as observing the luminescence alteration by addition of second dopant such as Cerium. The difference between the current and previous experiments is achieving proper luminescence without heat treatment. The luminescence experiments has shown the initial samples emission range located between 590 to 595nm which was related to strong magnesium balance. The optimum sample was coated on silica aerogel in order for improvement in luminescence outcome. By heat-treating this sample, Zinc-sulfide decomposition beside of willemite luminescent compound creation happened while emitting green luminescence among a range of 527 nm. This was accomplished by synthetizing two initial ink samples out of each one with optimum proportions, in which the Zn2SiO4:Mn ink was more stable than the ZnS:Mn@SiO2 one. Samples X-ray diffraction has approved willemite compound with extra silica synthetized. Furthermore, the captured SEM photos of samples compared particles both their morphology and microstructure.

کلیدواژه ها:

Luminescence materials ، Zinc sulfide ، Co-precipitation ، ink ، Syntheses