The effects of dopant concentration and excitation intensity on the upconversion and downconversion emission processes of β-NaYF<sub>4</sub>:Yb<sup>3+</sup>,Er<sup>3+</sup> nanoparticles
Vivian Torres Vera, Diego Méndez-González, Diego J. Ramos-Ramos, Asmae Igalla, Marco Laurenti, Rafael Contreras‐Cáceres, Enrique López‐Cabarcos, Elena Díaz, Jorge Rubio‐Retama, Sonia Melle, Óscar G. Calderón
Abstract
The optimal dopant concentration in UCNPs for simultaneous visible and NIR luminescence was determined by controlling the sensitizer-to-activator ratio while maintaining the total amount of dopants.
Topics & Concepts
DopantMaterials scienceActivator (genetics)LuminescencePhoton upconversionExcitationDopingNanoparticleAnalytical Chemistry (journal)PhotochemistryOptoelectronicsNanotechnologyChemistryOrganic chemistryPhysicsGeneQuantum mechanicsBiochemistryLuminescence Properties of Advanced MaterialsPerovskite Materials and ApplicationsRadiation Detection and Scintillator Technologies