Fig. 3: C2H2, CO2, and C2H4 separation performances.

Dynamic breakthrough curves of Cu(bpy)NP for a C2H2/CO2 (50/50, v/v) and b C2H2/C2H4 (1/99, v/v) gas-mixtures; c comparison of C2H4 productivity with representative MOFs; d dynamic breakthrough curve of Cu(bpy)NP for ternary C2H2/CO2/C2H4 (25/25/50, v/v/v) gas-mixture; e cycling dynamic breakthrough tests for C2H2/C2H4 (1/99, v/v) on Cu(bpy)NP; f continuous five C2H2 adsorption isotherms of Cu(bpy)NP at 298 K.