Full metadata record
DC Field | Value | Language |
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dc.contributor.author | Chae, Munseok S. | - |
dc.contributor.author | Heo, Jongwook W. | - |
dc.contributor.author | Kwak, Hunho H. | - |
dc.contributor.author | Lee, Hochun | - |
dc.contributor.author | Hong, Seung-Tae | - |
dc.date.available | 2017-06-29T08:07:22Z | - |
dc.date.created | 2017-04-10 | - |
dc.date.issued | 2017-01 | - |
dc.identifier.issn | 0378-7753 | - |
dc.identifier.uri | http://hdl.handle.net/20.500.11750/2056 | - |
dc.description.abstract | This study demonstrates an organic electrolyte-based rechargeable zinc-ion battery (ZIB) using Prussian blue (PB) analogue potassium nickel hexacyanoferrate K0.86Ni[Fe(CN)6]0.954(H2O)0.766 (KNF-086) as the cathode material. KNF-086 is prepared via electrochemical extraction of potassium ions from K1.51Ni[Fe(CN)6]0.954(H2O)0.766 (KNF-151). The cell is composed of a KNF-086 cathode, a zinc metal anode, and a 0.5 M Zn(ClO4)2 acetonitrile electrolyte. This cell shows a reversible discharge capacity of 55.6 mAh g−1 at 0.2 C rate with the discharge voltage at 1.19 V (vs. Zn2+/Zn). As evidenced by Fourier electron density analysis with powder XRD data, the zinc-inserted phase is confirmed as Zn0.32K0.86Ni[Fe(CN)6]0.954(H2O)0.766 (ZKNF-086), and the position of the zinc ion in ZKNF-086 is revealed as the center of the large interstitial cavities of the cubic PB. Compared to KNF-086, ZKNF-086 exhibits a decreased unit cell parameter (0.9%) and volume (2.8%) while the interatomic distance of d(Fe-C) increased (from 1.84 to 1.98 Å), and the oxidation state of iron decreases from 3 to 2.23. The organic electrolyte system provides higher zinc cycling efficiency (>99.9%) than the aqueous system (ca. 80%). This result demonstrates an organic electrolyte-based ZIB, and offers a crucial basis for understanding the electrochemical intercalation chemistry of zinc ions in organic electrolytes. © 2016 Elsevier B.V. | - |
dc.publisher | Elsevier B.V. | - |
dc.title | Organic electrolyte-based rechargeable zinc-ion batteries using potassium nickel hexacyanoferrate as a cathode material | - |
dc.type | Article | - |
dc.identifier.doi | 10.1016/j.jpowsour.2016.10.083 | - |
dc.identifier.scopusid | 2-s2.0-84996798795 | - |
dc.identifier.bibliographicCitation | Journal of Power Sources, v.337, pp.204 - 211 | - |
dc.subject.keywordAuthor | Prussian blue | - |
dc.subject.keywordAuthor | Nickel hexacyanoferrate | - |
dc.subject.keywordAuthor | Zinc-ion battery | - |
dc.subject.keywordAuthor | Multivalent-ion battery | - |
dc.subject.keywordAuthor | Crystal structure | - |
dc.subject.keywordAuthor | Non-aqueous zinc battery | - |
dc.subject.keywordPlus | Cathodes | - |
dc.subject.keywordPlus | COPPER HEXACYANofERRATE | - |
dc.subject.keywordPlus | CRYSTAL-STRUCTURE | - |
dc.subject.keywordPlus | Crystal Structure | - |
dc.subject.keywordPlus | Electric Batteries | - |
dc.subject.keywordPlus | Electric Discharges | - |
dc.subject.keywordPlus | Electrodes | - |
dc.subject.keywordPlus | Electrolytes | - |
dc.subject.keywordPlus | INTERCALATION | - |
dc.subject.keywordPlus | ION BATTERIES | - |
dc.subject.keywordPlus | Ions | - |
dc.subject.keywordPlus | Lithium Batteries | - |
dc.subject.keywordPlus | LONG CYCLE LIFE | - |
dc.subject.keywordPlus | Multivalent-Ion Battery | - |
dc.subject.keywordPlus | NANOMATERIALS | - |
dc.subject.keywordPlus | Nickel | - |
dc.subject.keywordPlus | Nickel Hexacyanoferrate | - |
dc.subject.keywordPlus | Non-Aqueous | - |
dc.subject.keywordPlus | Non-Aqueous Zinc Battery | - |
dc.subject.keywordPlus | OPEN FRAMEWORK | - |
dc.subject.keywordPlus | POSITIVE ELECTRODE | - |
dc.subject.keywordPlus | Prussian Blue | - |
dc.subject.keywordPlus | Secondary Batteries | - |
dc.subject.keywordPlus | STORAGE | - |
dc.subject.keywordPlus | Zinc | - |
dc.subject.keywordPlus | Zinc-Ion Battery | - |
dc.subject.keywordPlus | Zinc Ions | - |
dc.citation.endPage | 211 | - |
dc.citation.startPage | 204 | - |
dc.citation.title | Journal of Power Sources | - |
dc.citation.volume | 337 | - |
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