Article History
Received: 19 December 2016
Accepted: 10 October 2017
First Online: 8 December 2017
Competing interests
: Rice University has patent filings (PCT 62/209,489, WO 2017/035250 A1) on the carbon stationary phases and mechanisms described here for use in CO<sub>2</sub> capture from natural gas. Apache Corp. has licensed the intellectual property. None of the authors owns rights to the technology described here and none holds stock in Apache Corp., aside from what might be held in broad mutual funds. All potential conflicts are disclosed to and managed by the Rice University Office of Sponsored Programs and Research Compliance.