Table 1.
NaYF4:Yb,Er surface modifications studied, including surface coating, size and the abbreviations used in the text.
| UCNP Sample | Surface Coating | Diameter (nm) | Abbreviations |
|---|---|---|---|
| Bare NaYF4:YbEr | BF4 | 20 | UC-bare-20 (BF4) |
| Bare NaYF4:YbEr | BF4 | 30 | UC-bare-30 (BF4) |
| Bare NaYF4:YbEr | HCl | 20 | UC-bare-20 (HCl) |
| NaYF4:YbEr@citrate | Citrate (procedure 1) | 20 | UC-citrate-20 (P1) |
| NaYF4:YbEr@citrate | Citrate (procedure 1) | 30 | UC-citrate-30 (P1) |
| NaYF4:YbEr@citrate | Citrate (procedure 2) | 20 | UC-citrate-20 (P2) |
| NaYF4:YbEr@silica thick | silica | 20 (shell thickness: 73 nm) | UC-SiO2-thick |
| NaYF4:YbEr@silica thin | silica | 20 (shell thickness: 10 nm) | UC-SiO2-thin |
| NaYF4:YbEr@Alendronate | Alendronate | 20 | UC-AA-20 |
| NaYF4:YbEr@EDTMP | EDTMP | 20 | UC-EDTMP-20 |
| NaYF4:YbEr@PMAO | PMAO | 20 | UC-PMAO-20 |
| NaYF4:YbEr@PMAO cross | PMAO cross | 20 | UC-PMAO cross-20 |