Figure 4

N2 adsorption-desorption isotherms (a,c,e) and pore size distributions (b,d,f) of HPCAs-0.2-800, HPCAs-0.4-800 and HPCAs-0.8-800.
N2 adsorption-desorption isotherms (a,c,e) and pore size distributions (b,d,f) of HPCAs-0.2-800, HPCAs-0.4-800 and HPCAs-0.8-800.