采用混合水溶液浸渍、硼氢化钠还原的方法制备了PtRuMo/C催化剂.以饱和吸附的CO溶出电量归一化电流表示电催化剂对甲醇的电催化氧化活性,在半电池中考察了硫酸溶液中,甲醇的浓度、温度对催化剂的活性的影响,并筛选了催化剂的适宜组成,n(Pt):n(Ru):n(Mo)=1:0.5:1较好.此催化剂适宜在室温下使用,适宜的甲醇浓度为1.0~2.0 mol/L.
参考文献
[1] | Watanabe M,Uchida M,Motoo S. J Electroanal Chem[J] ,1987,229:395 |
[2] | Bogdan G,Rameshkrishnan V. J Phys Chem B[J] ,1998,102:9 997 |
[3] | Markovic N,Ross P. J Electroanal Chem[J],2000,45:4 101 |
[4] | Gotz M,Wendt H. ElectrochimicaActa[J],1998,43(24) :3 637 |
[5] | Lima A,Coutanceau C,Leger J, et al. JAppl Electrochem[J],2001,31:379 |
[6] | Gotz M,Wendt H. JAppl Electrochem[J] ,2001,31:811 |
[7] | Sehmidt T J,Noedke M,Gasteiger H A, et al. J Electrochem Soc[J] ,1998,145(3) :925 |
[8] | Jusys Z,Schmidt T J,Dubau L, et al. J Power Sources[J] ,2002,105:297 |
[9] | Kinoshita K,Ross P. J Electroanal Chem[J] ,1977,78:313 |
[10] | Gabor S,Hongsen Wang,Thomas L, et al. Electrochimica Acta[J],2002,47:3 681 |
[11] | Gasteiger H A,Markovic N,Ross P, et al. J Electrochem Soc[J] ,1994,141(7) :1 795 |
[12] | Frelink T,Vissvher W,Van V. SurfSci[J] ,1995,335:353 |
[13] | Choi W C,Kam J D,Woo S I. Catalysis Today[J] ,2002,74:235 |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%