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

. 2015 Sep 16;10:359. doi: 10.1186/s11671-015-1060-7

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

© Zhang et al. 2015

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.

PMC Copyright notice

Fig. 4 — Gas on graphene. Supercell (3 × 3) of graphene adsorbed all kinds of molecules and three adsorption sites are considered (a). Configuration of the H₂O (b), NH₃ (c), NH4 (d), NH₃•H₂O (e), and NH3•2H₂O (f) molecular on graphene sheets, all of the structures after optimization