Ultrathin Co3O4 nanosheet arrays with high supercapacitive performance

Scientific Reports

Volumn 3, Issue , 2013, Pages

  Yang, Qiu ^a   Lu, Zhiyi ^a   Sun, Xiaoming ^a   Liu, Junfeng ^a  

^a BEIJING UNIVERSITY OF CHEMICAL TECHNOLOGY   (China)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 84901748605     PISSN: None     EISSN: 20452322     Source Type: Journal    
DOI: 10.1038/srep03537     Document Type: Article

References (40)

1. Arico, A. S. et al. Nanostructured materials for advanced energy conversion and storage devices. Nat. Mater. 4, 366-377 (2005).
2. Chan, C. K. et al. High-performance lithium battery anodes using silicon nanowires. Nature Nanotech. 3, 31-35 (2008).
3. Liu, N., Huo, K. F., McDowell, M. T., Zhao, J. & Cui, Y. Rice husks as a sustainable source of nanostructured silicon for high performance Li-ion battery anodes. Sci. Rep. 3, 1919; DOI:10.1038/srep01919 (2013).
4. Yang, N. et al. Two-dimensional graphene bridges enhanced photoinduced charge transport in dye-sensitized solar cells. Acs Nano 4, 887-894.
5. Simon, P. & Gogotsi, Y. Materials for electrochemical capacitors. Nat. Mater. 7, 845-854 (2008).
6. 2 for next generation supercapacitors. Nano Lett. 6, 2690-2695 (2006).
7. Shi, S. et al. Flexible asymmetric supercapacitors based on ultrathin two-dimensional nanosheets with outstanding electrochemical performance and aesthetic property. Sci. Rep. 3, 2598; DOI:10.1038/srep02598 (2013).
8. Yuan, C. et al. Facile growth of hexagonal NiO nanoplatelet arrays assembled by mesoporous nanosheets on Ni foam towards high-performance electrochemical capacitors. Electrochim. Acta 78, 532-538 (2012).
9. 4 Nanostructures with Tunable Morphology for Application in Supercapacitors. Chem. Eur. J. 15, 5320-5326 (2009).
10. 2 nanowall film with reversible capacitance higher than theoretical Faradic capacitance. Chem. Commun. 47, 9651-9653 (2011).
11. 2 Nanocones as Electrode Materials for Pseudocapacitors: Understanding the Effect of Interlayer Space on Electrochemical Activity. Adv. Funct. Mater. 23, 2758-2764 (2013).
12. 4 Nanosheets on Various Conductive Substrates as High-Performance Electrodes for Supercapacitors. Adv. Mater. 25, 976-979 (2013).
13. Xia, X. et al. Porous Hydroxide Nanosheets on Preformed Nanowires by Electrodeposition: Branched Nanoarrays for Electrochemical Energy Storage. Chem. Mater. 24, 3793-3799 (2012).
14. Yu, G. et al. Hybrid nanostructured materials for high-performance electrochemical capacitors. Nano Energy 2, 213-234 (2013).
15. 2/Carbon Nanotube Electrodes. Adv. Func. Mater. 22, 1272-1278 (2012).
16. 4 Nanorods and Ultrathin Nanosheets on Carbon Nanofibers for High-performance Supercapacitors. Sci. Rep. 3, 1470; DOI:10.1038/srep01470 (2013).
17. Pandolfo, A. G. & Hollenkamp, A. F. Carbon properties and their role in supercapacitors. J. Power Sources 157, 11-27 (2006).
18. Yang, Q. et al. Metal oxide and hydroxide nanoarrays: Hydrothermal synthesis and applications as supercapacitors and nanocatalysts. Prog. Nat. Sci.: Mater. Int. 23, 351-366 (2013).
19. 4 hierarchical structures for high-performance supercapacitors. Energy Environ. Sci. 6, 3619-3626 (2013).
20. Wei, T. Y. et al. A Cost-Effective Supercapacitor Material of Ultrahigh Specific Capacitances: Spinel Nickel Cobaltite Aerogels from an Epoxide-Driven Sol-Gel Process. Adv. Mater. 22, 347-351 (2010).
21. Lu, Z., Chang, Z., Liu, J. & Sun, X. Stable ultrahigh specific capacitance of NiO nanorod arrays. Nano Res. 4, 658-665 (2011).
22. 4 nanowire array electrodes. Nano Res. 3, 895-901 (2010).
23. Wei, T.-Y. et al. Cobalt oxide aerogels of ideal supercapacitive properties prepared with an epoxide synthetic route. Chem. Mater. 21, 3228-3233 (2009).
24. 4) nanotubes as supercapacitor material. Electrochim. Acta 56, 732-736 (2010).
25. 4 for High-Performance Supercapacitor Applications. J. Phys. Chem. C 115, 15646-15654 (2011).
26. 2 nanosheets in an electrochemical capacitor investigated by in situ Raman spectroscopy. Chem. Commun 47, 1252-1254 (2011).
27. Zhou, H., Li, D., Hibino, M. & Honma, I. A Self-Ordered, Crystalline-Glass, Mesoporous Nanocomposite for Use as a Lithium-Based Storage Device with Both High Power and High Energy Densities. Angew. Chem. Int. Ed. 44, 797-802 (2004).
28. 4 nanowire arrays for lithium ion batteries with high capacity and rate capability. Nano Lett. 8, 265-270 (2008).
29. Hosono, E. et al. Synthesis of the CoOOH fine nanoflake film with the high rate capacitance property. J. Power Sources 158, 779-783 (2006).
30. 4 nanosheet arrays on Ni foam for high-performance electrochemical capacitors. Energy Environ. Sci. 5, 7883-7887 (2012).
31. 4 nanosheet@nanowire arrays with enhanced pseudocapacitive performance. RSC Adv. 2, 1663-1668 (2012).
32. 4 nanowire arrays with high supercapacitor capacitance. J. Mater. Chem 21, 9319-9325 (2011).
33. 4 nanostructures. J. Phys. Chem. C 115, 17599-17605 (2011).
34. Hsu, H.-Y. et al. Synthesis and characterization of mesoporous Ni-Co oxyhydroxides for pseudocapacitor application. Electrochim. Acta. 94, 104-112 (2013).
35. Kong, L.-B. et al. Asymmetric supercapacitor based on loose-packed cobalt hydroxide nanoflake materials and activated carbon. J. Electrochem. Soc. 156, A1000-A1004 (2009).
36. 2 and Co (OH) 2 for asymmetric supercapacitors: importance of the electrochemical reversibility of redox couples. J. Power Sources 221, 128-133 (2013).
37. 4 nanowire array electrodes. Int J Hydrogen Energy 36, 72-78 (2011).
38. 4 and its applicability of porosity to the formation of electrochemical capacitance. J. Electrochem. Soc. 152, A871-A875 (2005).
39. Jiang, J. et al. Recent Advances in Metal Oxide-based Electrode Architecture Design for Electrochemical Energy Storage. Adv. Mater. 24, 5166-5180 (2012).
40. Hu, C.-C., Hsu, C.-T., Chang, K.-H. & Hsu, H.-Y. Microwave-assisted hydrothermal annealing of binary Ni-Co oxy-hydroxides for asymmetric supercapacitors. J. Power Sources 238, 180-189 (2013).