Concentration quenching behavior of Stokes and upconversion luminescence for Pr<sup>3+</sup>-doped Y<sub>3</sub>Al<sub>5</sub>O<sub>12</sub>
Yuuki Kitagawa, Hitomi Nakamura, Kenji Shinozaki
Abstract
In Pr 3+ -doped Y 3 Al 5 O 12 , the blue-to-UV upconversion luminescence is significantly more affected by concentration quenching than the UV Stokes luminescence, which is due to cross-relaxation involving the upconversion intermediate states 3 P J and 1 D 2 .
Topics & Concepts
Materials scienceLuminescenceDopingPhoton upconversionQuenching (fluorescence)Analytical Chemistry (journal)Stokes shiftAtomic physicsPhysical chemistryFluorescenceOptoelectronicsOpticsPhysicsChromatographyChemistryLuminescence Properties of Advanced MaterialsRadiation Detection and Scintillator TechnologiesSolid State Laser Technologies