机构地区: 广州大学化学化工学院
出 处: 《华南师范大学学报(自然科学版)》 2009年第A01期66-67,共2页
摘 要: 以三聚氰胺、甲醛为原料,钴盐为金属前驱体,采用溶胶-凝胶法制备氮掺杂的有机气凝胶及含过渡金属的氮掺杂气凝胶,并通过高温炭化得到钴掺杂含氮碳氧还原电催化材料.在酸性介质中,通过旋转环盘电极研究金属复合的氮掺杂炭气凝胶的电化学氧还原活性. Cobalt containing N-doped carbon aerogels were obtained from organic aerogels prepared with melamine,formaldehyde,and cobalt salt.The structure of the catalysts was characterized using XRD and by N2 adsorption at-196 ℃.In acidic medium,the oxygen reduction activity of metal complex of N-doped carbon aerogels was researched by the rotating disk electrode.
领 域: [电气工程]