Bamboo-like carbon nanotubes were prepared by decomposing C_2H_2 on ferric catalyst. Acid immersion, ball milling and KOH etching were performed before hydrogen adsorption measurement. TEM, HREM, SEM and IR analyses w...Bamboo-like carbon nanotubes were prepared by decomposing C_2H_2 on ferric catalyst. Acid immersion, ball milling and KOH etching were performed before hydrogen adsorption measurement. TEM, HREM, SEM and IR analyses were used to characterize the microstructure. The maximum hydrogen adsorption capacity of the raw sample reached 1.53% (mass) at 300 K under 7 MPa. The unusual structure of carbon nanotubes plays a dominant role for hydrogen adsorption. But some treatments will destroy the structure and decr...展开更多
基金supported by the State Major Fundamental Research Project (973) (G20000264-06) the Analysis and Measurement Fund of Zhejiang Province(03101)
文摘Bamboo-like carbon nanotubes were prepared by decomposing C_2H_2 on ferric catalyst. Acid immersion, ball milling and KOH etching were performed before hydrogen adsorption measurement. TEM, HREM, SEM and IR analyses were used to characterize the microstructure. The maximum hydrogen adsorption capacity of the raw sample reached 1.53% (mass) at 300 K under 7 MPa. The unusual structure of carbon nanotubes plays a dominant role for hydrogen adsorption. But some treatments will destroy the structure and decr...
基金funded by National Natural Science Foundation of China (No. U1601211 and No.21433003, No. 21422307, No. 21503212)K. C. Wong Education Foundation+1 种基金Science and Technology Innovation Foundation of Jilin Province for Talents Cultivation (No. 20160519005JH, No. L20142200005)Jilin Youth foundation (No. 20160520137JH)
