Figure 7

Competitive adsorption of mixed refrigerants R1234yf/R32, R1234yf/R134a, R1234ze(z)/R32 and R1234ze(z)/R134a in M-MOF-74. (a–d) Adsorption of R1234yf/R32, R1234yf/R134a, R1234ze(z)/R32 and R1234ze(z)/R134a in Mg-MOF-74, respectively; (e–h)Adsorption of R1234yf/R32, R1234yf/R134a, R1234ze(z)/R32 and R1234ze(z)/R134a in Ni-MOF-74, respectively.