NAVIGATION
Oil-soluble core-shell structure up-conversion nanoparticles (yellow-green light)
PEG-COOH modified upconverting nanoparticles (near-infrared light)
SiO2-COOH modified upconverting nanoparticles (near-infrared light)
SiO2-COOH modified upconverting nanoparticles (purple-blue light)
SiO2-COOH modified upconverting nanoparticles (Yellow green light)