以阳极氧化法制备的TiO2纳米管阵列为基底,利用水热法在基底上成功制备出NiO介孔薄膜.并用X射线衍射仪、场发射扫描电镜分析薄膜的晶体结构及形貌.高比表面的介孔结构以及TiO2纳米管阵列基底的定向电子传输途径使该介孔NiO薄膜在充放电电流密度2.5 A/g下电容量为918 F/g,在充放电电流密度为5 A/g下循环2000圈之后容量保持93％,是较为理想的超级电容器材料.
参考文献
| [1] | M.Stanley Whittingham .Lithium Batteries and Cathode Materials[J].Chemical Reviews,2004(10):4271-4301. |
| [2] | Allon I. Hochbaum;Peidong Yang .Semiconductor Nanowires for Energy Conversion[J].Chemical Reviews,2010(1):527-546. |
| [3] | Wei Xing;Shizhang Qiao;Xiaozhong Wu;Xiuli Gao;Jin Zhou;Shuping Zhuo;Sandy Budi Hartono;Denisa Hulicova-Jurcakova .Exaggerated capacitance using electrochemically active nickel foam as current collector in electrochemical measurement[J].Journal of Power Sources,2011(8):4123-4127. |
| [4] | Han-Su Lee;Tak Hur;Shawn Kim et al.Effects of pH and surface modification of TiO2 with SiOx on the photocatalytic degradation of a pyrimidine derivative[J].Catalysis Today,2003,84(3):173. |
| [5] | Xiao J W;Yang S H .Bio-inspired synthesis of NaCl-type CoxNi1-xO (0 ≤x《1) nanorods on reduced graphene oxide sheets and screening for asymmetric electrochemical capacitors[J].MATERIALS CHEMISTRY,2012,22(4):12253. |
| [6] | Qi Lu;Michael W. Lattanzi;Yunpeng Chen .Supercapacitor Electrodes with High-Energy and Power Densities Prepared from Monolithic NiO/Ni Nanocomposites[J].Angewandte Chemie,2011(30):6847-6850. |
| [7] | Sumanta Kumar Meher;P. Justin;G. Ranga Rao .Microwave-Mediated Synthesis for Improved Morphology and Pseudocapacitance Performance of Nickel Oxide[J].ACS applied materials & interfaces,2011(6):2063-2073. |
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%