CO2/CH4 adsorption over functionalized multi-walled carbon nanotubes; an experimental study, isotherms analysis, mechanism, and thermodynamics.

DOI: 10.1016/j.micromeso.2019.109883

Jan. 1, 2020

Adsorbents

H2SO4-MWCNT HNO3-MWCNT HNO3/H2SO4-MWCNT Raw-MWCNT

Data points

#	Adsorbent	Gas	q / mol kg⁻¹	S / mol mol⁻¹	-ΔH / kJ mol⁻¹
781	Raw-MWCNT	Carbon dioxide/Methane	0.08	8.0	3.4
782	H2SO4-MWCNT	Carbon dioxide/Methane	0.16	8.0	9.5
783	HNO3-MWCNT	Carbon dioxide/Methane	0.22	8.0	0.47
784	HNO3/H2SO4-MWCNT	Carbon dioxide/Methane	0.32	10.0	9.31