Title: Upconversion in Detail: Multicolor Emission of Yb/Er/Tm‐Doped Nanoparticles under 800, 975, 1208, and 1532 nm Excitation Wavelengths
Authors: Artur Tymiński, Inocencio R. Martín, Tomasz Grzyb
Journal: Particle & Particle Systems Characterization
Publication type: article
DOI: 10.1002/ppsc.202000068