title: Monodisperse silica-coated polyvinylpyrrolidone/NaYF(4) nanocrystals with multicolor upconversion fluorescence emission.
authors.affiliation: Singapore-MIT Alliance, National University of Singapore, 4 Engineering Drive 3, Singapore 117576, Singapore.
authors.forename: Zhengquan
authors.initials: Z
authors.lastname: Li
authors.forename: Yong
authors.initials: Y
authors.lastname: Zhang
mesh_terms: D005453:Fluorescence; D005456:Fluorescent Dyes / Q000138:chemical synthesis / Q000737:chemistry* / Q000528:radiation effects; D007259:Infrared Rays; D028581:Lanthanoid Series Elements / Q000737:chemistry*; D046529:Microscopy, Electron, Transmission; D053758:Nanoparticles / Q000737:chemistry* / Q000528:radiation effects / Q000648:ultrastructure; D011205:Povidone / Q000737:chemistry*; D012822:Silicon Dioxide / Q000737:chemistry*; D012996:Solutions / Q000737:chemistry; D013050:Spectrometry, Fluorescence
chemical_list: D005456:Fluorescent Dyes; D028581:Lanthanoid Series Elements; D012996:Solutions; D012822:Silicon Dioxide; D011205:Povidone