DC Field | Value | Language |
---|---|---|
dc.contributor.author | Seok, Jae Young | ko |
dc.contributor.author | Lee, Jaehak | ko |
dc.contributor.author | Park, Jung Hwan | ko |
dc.contributor.author | Yang, Minyang | ko |
dc.date.accessioned | 2019-05-21T03:25:28Z | - |
dc.date.available | 2019-05-21T03:25:28Z | - |
dc.date.created | 2019-05-21 | - |
dc.date.created | 2019-05-21 | - |
dc.date.issued | 2019-04 | - |
dc.identifier.citation | ADVANCED ENERGY MATERIALS, v.9, no.13 | - |
dc.identifier.issn | 1614-6832 | - |
dc.identifier.uri | http://hdl.handle.net/10203/262118 | - |
dc.description.abstract | Ultrafine copper nanopalm tree-like frameworks conformally decorated with iron oxide (Cu NPF@Fe2O3) are prepared by a facile electrodeposition method utilizing bromine ions as unique anisotropic growth catalysts. The formation mechanism and control over Cu growth are comprehensively investigated under various conditions to provide a guideline for fabricating a Cu nanoarchitecture via electrochemical methods. The optimized Cu NPFs exhibit ultrathin (<90 nm) and elongated (2-50 mu m) branches with well-interconnected and entangled features, which result in highly desirable attributes such as a large specific surface area (approximate to 6.97 m(2) g(-1)), free transfer pathway for Li+, and high electrical conductivity. The structural advantages of Cu NPF@Fe2O3 enhance the electrochemical kinetics, providing large reactivity, fast Li+/electron transfer, and structural stability during cycling, that lead to superior electrochemical Li storage performance. The resulting Cu NPF@Fe2O3 demonstrates a high specific capacity (919.5 mAh g(-1) at 0.1 C), long-term stability (801.1 mAh g(-1) at 2 C, approximate to 120% retention after 500 cycles), and outstanding rate capability (630 mAh g(-1) at 10 C). | - |
dc.language | English | - |
dc.publisher | WILEY-V C H VERLAG GMBH | - |
dc.title | Ultrafine Copper Nanopalm Tree-Like Framework Decorated with Iron Oxide for Li-Ion Battery Anodes with Exceptional Rate Capability and Cycling Stability | - |
dc.type | Article | - |
dc.identifier.wosid | 000467131300009 | - |
dc.identifier.scopusid | 2-s2.0-85061569377 | - |
dc.type.rims | ART | - |
dc.citation.volume | 9 | - |
dc.citation.issue | 13 | - |
dc.citation.publicationname | ADVANCED ENERGY MATERIALS | - |
dc.identifier.doi | 10.1002/aenm.201803764 | - |
dc.contributor.localauthor | Yang, Minyang | - |
dc.contributor.nonIdAuthor | Park, Jung Hwan | - |
dc.description.isOpenAccess | N | - |
dc.type.journalArticle | Article | - |
dc.subject.keywordAuthor | copper electrodes | - |
dc.subject.keywordAuthor | high-rate charging | - |
dc.subject.keywordAuthor | iron oxides | - |
dc.subject.keywordAuthor | lithium ion batteries | - |
dc.subject.keywordAuthor | nanostructures | - |
dc.subject.keywordPlus | LITHIUM STORAGE | - |
dc.subject.keywordPlus | NANOPOROUS STRUCTURES | - |
dc.subject.keywordPlus | ALPHA-FE2O3 NANORODS | - |
dc.subject.keywordPlus | DENDRITIC GROWTH | - |
dc.subject.keywordPlus | XPS SPECTRA | - |
dc.subject.keywordPlus | PERFORMANCE | - |
dc.subject.keywordPlus | GRAPHENE | - |
dc.subject.keywordPlus | CAPACITY | - |
dc.subject.keywordPlus | ENERGY | - |
dc.subject.keywordPlus | NANOPARTICLES | - |
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