How can one explain the Upconversion phenomena in nanomaterials?

Magdy Ali @Magdy_Ali8

09 September 2018 0 5K Report

We prepared CuInS nanomaterials.

The nanoparticles were excited with 800nm and the yield emission peak found at about 700 nm.

We can not find sharp explanation to this phenomena. Why this nanoparticles have Upconversion emission?

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