Photoluminescence and thermoluminescence properties of Er 3+ doped MgGa 2 O 4 nanoparticles: a dual-mode visible-NIR phosphor for optoelectronic and dosimetric applications
The study aims to investigate the photoluminescence and thermoluminescence properties of Er3+ doped MgGa2O4 nanoparticles.
Synthesis of Er3+ doped MgGa2O4 nanoparticles
Characterization of photoluminescence and thermoluminescence properties
Assessment of emission performance at various dopant concentrations
Optimized visible-NIR emission observed at an intermediate concentration of Er3+
Evidence of excitation-dependent luminescence features
Potential application in optoelectronic and dosimetric fields
Abstract
Er 3+ -activated MgGa 2 O 4 nanophosphors show excitation-dependent visible–NIR emission with optimal performance at intermediate dopant concentration.