An official website of the United States government
Here's how you know
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.
Fig. 1. (a) SEM micrograph of void nio (d) SEM micrograph of mor-nio. (b) TEM image of void nio (e) TEM image of mor-nio (c and f) Gaussian size distribution for void and mor-nio.