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.
Field emission scanning electron microscope (FESEM) images of drug-loaded magnetic nanoparticles (M-PEG–SO–ZLDH) and their FESEM-EDX spectra. The specimen holder is made of aluminum, therefore a high percentage of aluminum is expected and therefore this analysis is not valid for aluminum content analysis.
