Full metadata record
DC Field | Value | Language |
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dc.contributor.author | Zhang, Chunfei | - |
dc.contributor.author | Yu, Jong-Sung | - |
dc.date.available | 2017-07-11T05:33:58Z | - |
dc.date.created | 2017-04-10 | - |
dc.date.issued | 2016-03 | - |
dc.identifier.issn | 0947-6539 | - |
dc.identifier.uri | http://hdl.handle.net/20.500.11750/2709 | - |
dc.description.abstract | Nanostructured NiCo2O4 is directly grown on the surface of three-dimensional graphene-coated nickel foam (3D-GNF) by a facile electrodeposition technique and subsequent annealing. The resulting NiCo2O4 possesses a distinct flower or sheet morphology, tuned by potential or current variation electrodeposition, which are used as binder-free lithium-ion battery anodes for the first time. Both samples exhibit high lithium storage capacity, profiting from the unique binder-free electrode structures. The flower-type NiCo2O4 demonstrates high reversible discharge capacity (1459 mAh g-1 at 200 mA g-1) and excellent cyclability with around 71 % retention of the reversible capacity after 60 cycles, which are superior to the sheet-type NiCo2O4. Such superb performance can be attributed to high volume utilization efficiency with unique morphological character, a well-preserved connection between the active materials and the current collector, a short lithium-ion diffusion path, and fast electrolyte transfer in the binder-free NiCo2O4-coated 3D graphene structure. The simple preparation process and easily controllable morphology make the binder-free NiCo2O4/3D-GNF hybrid a potential material for commercial applications. Flower power: 3D nanostructured flower-type and sheet-type NiCo2O4/3D graphene-coated nickel foam composites were synthesized by a facile and tunable electrodeposition method. Both composites have mesoporous structure and exhibit high specific surface area, which favor not only higher Li storage capacity, but also excellent cycling performance as a binder-free electrode for lithium-ion batteries (see figure). © 2016 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. | - |
dc.publisher | Wiley-VCH Verlag | - |
dc.title | Morphology-Tuned Synthesis of NiCo2O4-Coated 3D Graphene Architectures Used as Binder-Free Electrodes for Lithium-Ion Batteries | - |
dc.type | Article | - |
dc.identifier.doi | 10.1002/chem.201504386 | - |
dc.identifier.scopusid | 2-s2.0-84960845248 | - |
dc.identifier.bibliographicCitation | Chemistry: A European Journal, v.22, no.13, pp.4422 - + | - |
dc.subject.keywordAuthor | morphology control | - |
dc.subject.keywordAuthor | nickel | - |
dc.subject.keywordAuthor | anodes | - |
dc.subject.keywordAuthor | graphene | - |
dc.subject.keywordAuthor | lithium-ion batteries | - |
dc.subject.keywordPlus | ANODE MATERIAL | - |
dc.subject.keywordPlus | Anodes | - |
dc.subject.keywordPlus | Binders | - |
dc.subject.keywordPlus | Bins | - |
dc.subject.keywordPlus | CARBON TEXTILES | - |
dc.subject.keywordPlus | Coated Materials | - |
dc.subject.keywordPlus | Collector Efficiency | - |
dc.subject.keywordPlus | Commercial Applications | - |
dc.subject.keywordPlus | Electric Batteries | - |
dc.subject.keywordPlus | Electric Discharges | - |
dc.subject.keywordPlus | Electrodeposition | - |
dc.subject.keywordPlus | Electrodeposition Methods | - |
dc.subject.keywordPlus | Electrodeposition Technique | - |
dc.subject.keywordPlus | Electrodes | - |
dc.subject.keywordPlus | Electrolytes | - |
dc.subject.keywordPlus | ENERGY-STORAGE | - |
dc.subject.keywordPlus | FACILE SYNTHESIS | - |
dc.subject.keywordPlus | Foams | - |
dc.subject.keywordPlus | Graphene | - |
dc.subject.keywordPlus | HIGH-CAPACITY | - |
dc.subject.keywordPlus | HIGH-PERFORMANCE SUPERCAPACITOR | - |
dc.subject.keywordPlus | High Specific Surface Area | - |
dc.subject.keywordPlus | HOLLOW SPHERES | - |
dc.subject.keywordPlus | Ions | - |
dc.subject.keywordPlus | LI | - |
dc.subject.keywordPlus | Lithium | - |
dc.subject.keywordPlus | Lithium-Ion Batteries | - |
dc.subject.keywordPlus | Lithium-Ion Battery Anodes | - |
dc.subject.keywordPlus | Lithium Alloys | - |
dc.subject.keywordPlus | Lithium Compounds | - |
dc.subject.keywordPlus | Morphological Characters | - |
dc.subject.keywordPlus | Morphology | - |
dc.subject.keywordPlus | Morphology Control | - |
dc.subject.keywordPlus | NANOWIRE ARRAYS | - |
dc.subject.keywordPlus | Nickel | - |
dc.subject.keywordPlus | POROUS NICO2O4 | - |
dc.subject.keywordPlus | Secondary Batteries | - |
dc.subject.keywordPlus | Three-Dimensional Graphene | - |
dc.citation.endPage | + | - |
dc.citation.number | 13 | - |
dc.citation.startPage | 4422 | - |
dc.citation.title | Chemistry: A European Journal | - |
dc.citation.volume | 22 | - |
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