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.
Photovoltaic J–V curves of bare silicon solar cell, cell coated with 250-nm thick layer of pure SiO2, and cells coated with SiO2 layer that includes three species of Eu-doped phosphor at various weight ratios (0.5:1:1.5, or 1:1:1, or 1.5:1:0.5 in wt %).
