Journal of Inorganic Materials, Volume. 35, Issue 4, 423(2020)
Figures & Tables(11)
1. Schematic illustration of the preparation of ZnO NRs and the Ni-Zn battery with inset showing the photograph of ZnO NRs
3. (a) XRD patterns, and (b) FT-IR spectra of commercial ZnO, ZnO NRs precursor and ZnO NRs
4. (a) Thermogravimetric analysis and (b) Raman spectrum of ZnO NRs
5. HRXPS spectra of (a) Zn 2p and (b) O 1s for commercial ZnO and ZnO NRs, and (c) EPR spectra of commercial ZnO and ZnO NRs
6. Electrochemical performances of commercial ZnO and ZnO NRs electrodes
7. Electrochemical performances of the Ni(OH)2//commercial ZnO and Ni(OH)2//ZnO NRs
8. SEM images of (a, b) commercial ZnO and (c, d) ZnO NRs (a, c) before and (b, d) after 100 cycles at 5 A·g-1
Table 1. Parameters of Tafel plots and EIS for commercial ZnO and ZnO NRs
View tableView in ArticleTable 1. Parameters of Tafel plots and EIS for commercial ZnO and ZnO NRs
Electrode Tafel plots EIS E corr/V (vs . Hg/HgO)I corr/(mA·cm-2)R S/ΩR CT/ΩCommercial ZnO -1.327 5.01×10-3 1.4 7.9 ZnO NRs -1.311 3.01×10-3 0.9 3.0
Table 2. Rate performances of different ZnO negative materials
View tableView in ArticleTable 2. Rate performances of different ZnO negative materials
Sample Current density Capacity retention/% ZnO@Bi/C[ 12 ]1 C -5C ~52.5 ZnO@RGO[ 31 ]1 C -5C ~58.3 SnO2@ZnO[ 32 ]1 C -8C ~24.0 ZnO-N2@C[ 11 ]1 C -10C ~56.4 This work 1.5 C -15C ~59.1
Table 3. Cycling performances of different ZnO negative materials
View tableView in ArticleTable 3. Cycling performances of different ZnO negative materials
Sample Capacity retention Spherical ZnO[ 33 ]0.2 C , 100 cycles, ~64%ZnO/PPy16.8%[ 9 ]1 C , 100 cycles, ~74%12wt% TPP-modified ZnO[ 34 ]1 C , 50 cycles, ~89%This work 1.5 C , 100 cycles, ~92%
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Zeyang ZHU, Jishi WEI, Jianhang HUANG, Xiangyang DONG, Peng ZHANG, Huanming XIONG.
Paper Information
Category: RESEARCH PAPER
Received: May. 5, 2019
Accepted: --
Published Online: Mar. 1, 2021
The Author Email: XIONG Huanming (hmxiong@fudan.edu.cn)
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