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Construction of Complex Co3O4@Co3V2O8 Hollow Structures from Metal–Organic Frameworks with Enhanced Lithium Storage Properties

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

Abstract

A novel metal–organic-framework-engaged strategy is demonstrated for the preparation of multishelled Co<sub>3</sub>O<sub>4</sub>@Co<sub>3</sub>V<sub>2</sub>O<sub>8</sub> hybrid nanoboxes. This strategy relies on the unique reaction of zeolitic imidazolate framework-67 with the vanadium source of vanadium oxytriisopropoxide. Benefitting from the synthetic versatility, a series of nanostructures can be realized including triple-shelled and double-shelled Co<sub>3</sub>O<sub>4</sub>@Co<sub>3</sub>V<sub>2</sub>O<sub>8</sub> nanoboxes and single-shelled Co<sub>3</sub>V<sub>2</sub>O<sub>8</sub> nanoboxes. When evaluated as electrode materials for lithium-ion batteries, these unique hollow structures demonstrate remarkable lithium storage properties. For example, the triple-shelled Co<sub>3</sub>O<sub>4</sub>@Co<sub>3</sub>V<sub>2</sub>O<sub>8</sub> nanoboxes retain a high capacity of 948 mAh g<sup>−1</sup> after 100 cycles at 100 mA g<sup>−1</sup>. © 2017 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim
Original languageEnglish
Article number1702875
JournalAdvanced Materials
Volume30
Issue number1
DOIs
Publication statusPublished - 4 Jan 2018
Externally publishedYes

Bibliographical note

Publication details (e.g. title, author(s), publication statuses and dates) are captured on an “AS IS” and “AS AVAILABLE” basis at the time of record harvesting from the data source. Suggestions for further amendments or supplementary information can be sent to [email protected].

Funding

X.W.L. acknowledges the funding support from the National Research Foundation (NRF) of Singapore via the NRF Investigatorship (NRF-NRFI2016-04).

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Research Keywords

  • Co3O4, Co3V2O8
  • lithium-ion batteries
  • multishelled
  • nanoboxes

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