1. Department of Chemistry Rice University 6100 Main Street Houston TX 77005 USA
2. Nanosystems Engineering Research Center for Nanotechnology‐Enabled Water Treatment Rice University 6100 Main Street Houston TX 77005 USA
3. School of Materials Science and Engineering Beihang University Beijing 100191 China
4. Smalley‐Curl Institute and NanoCarbon Center Rice University 6100 Main Street Houston TX 77005 USA
5. Department of Materials Science and NanoEngineering Rice University 6100 Main Street Houston TX 77005 USA