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.
A general schematic drawing of a multifunctional PDT platform. All platforms have a mSiO2 base and a loaded PS. Optional features are indicated with blue text. Sometimes, a single component will serve multiple functions. (Color figure online)
