The results of N_2 adsorption/desorption showed that the samples prepared by CAC-OTD method possessed relatively large specific surface area and uniform pore diameter distribution (3.4-4.4 nm).

• N_2吸附和脱附结果表明；采用模板剂法制得的样品具有较大的比表面积(高达103.；5m~2·g~(-1))和较均匀的孔径分布(3