Table 1. Chemical composition of the selected points in SEM images by EDS.
| Points | Element content (wt.%) |
||||
|---|---|---|---|---|---|
| Zn | Fe | S | O | C | |
| A | 66.64 | — | 28.99 | 0.58 | 3.79 |
| B | 84.72 | — | 3.01 | 9.02 | 3.25 |
| C | 63.15 | 4.75 | 31.42 | 0.68 | — |
| D | 19.02 | 65.34 | 0.18 | 15.46 | — |
| E | — | 100 | — | — | — |
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.