Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

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.

View full-text article in PMC

. 2014 Dec 15;9(Suppl 2):41–56. doi: 10.2147/IJN.S57923

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2014 Kim et al. This work is published by Dove Medical Press Limited, and licensed under Creative Commons Attribution – Non Commercial (unported, v3.0) License

The full terms of the License are available at http://creativecommons.org/licenses/by-nc/3.0/. Non-commercial uses of the work are permitted without any further permission from Dove Medical Press Limited, provided the work is properly attributed.

PMC Copyright notice

X-ray photoelectron spectra for (A) ZnO^SM20(−), (B) ZnO^SM20(+), (C) ZnO^AE100(−), and (D) ZnO^AE100(+).