Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The UC emission spectra of pure UCNPs and the UCNPs@MOF NCs dispersed in ethanol solution under excitation of 980 nm. The inset is corresponding luminescent photographs of pure UCNPs (right) and the UCNPs@MOF NCs (left) in ethanol solution with 980 nm laser irradiation, respectively.
