Tin Dioxide Nanocrystals as an Effective Sensitizer for Erbium Ions in Er-Doped SnO<sub>2</sub> Systems for Photonic Applications

<div>FTIR spectra of 1% Er-doped samples heat-treated at different temperatures.</div>

Journal of Nanomaterials

Figure 4: Tin Dioxide Nanocrystals as an Effective Sensitizer for Erbium Ions in Er-Doped SnO<sub>2</sub> Systems for Photonic Applications 