Figure 4.
SEM-EDX maps of Bi2Se3 intercalated with Hf, Ti, and Zr. Scale bars are 10 μm.
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.