Designed synthesis of ultrafine NiO nanocrystals bonded on a three dimensional graphene framework for high-capacity lithium-ion batteries
文献类型:期刊论文
作者 | Chen, JY; Wu, XF; Tan, QQ; Chen, YF; Chen, Jiayuan; Wu, Xiaofeng; Tan, Qiangqiang; Chen, Yunfa |
刊名 | NEW JOURNAL OF CHEMISTRY
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出版日期 | 2018 |
卷号 | 42期号:12页码:9901 |
关键词 | Nitrogen-doped Graphene Anode Materials Storage Capability Energy-storage Graphite Oxide Performance Hybrid Nanosheets Co3o4 Nanoparticles |
ISSN号 | 1144-0546 |
DOI | 10.1039/c8nj01330f |
文献子类 | Article |
英文摘要 | The rational design and controllable synthesis of novel nanostructured metal oxide/graphene hybrid materials have attracted extensive attention for next-generation lithium ion batteries (LIBs). In this work, three dimensional (3D) graphene framework bonding ultrafine NiO nanocrystals are fabricated in situ through hydrothermal treatment and a subsequent thermal annealing strategy. During the material design process, the 2D bark-like Ni precursor which duplicated the morphology of GO was formed firstly by adjusting the amount of the structure-directing agent. Meanwhile, the 3D interconnected framework of graphene can be obtained via - interaction. Subsequently, thermal treatment was performed to transform the Ni precursors into NiO nanocrystals with an average particle size of 6.38 nm. The chemical bonding between the NiO nanocrystals and the graphene framework was confirmed by Raman and XPS analysis. Benefiting from the unique architecture, the hybrid anode material exhibits an ultrahigh reversible capacity of 1104 mA h g(-1) at a rate of 0.2C after 250 successive cycles, and an outstanding rate capability (440 mA h g(-1) at 3.0C). Moreover, superior capacity retention is also demonstrated. |
WOS记录号 | WOS:000435298100061 |
源URL | [http://ir.ipe.ac.cn/handle/122111/26787] ![]() |
专题 | 中国科学院过程工程研究所 |
推荐引用方式 GB/T 7714 | Chen, JY,Wu, XF,Tan, QQ,et al. Designed synthesis of ultrafine NiO nanocrystals bonded on a three dimensional graphene framework for high-capacity lithium-ion batteries[J]. NEW JOURNAL OF CHEMISTRY,2018,42(12):9901. |
APA | Chen, JY.,Wu, XF.,Tan, QQ.,Chen, YF.,Chen, Jiayuan.,...&Chen, Yunfa.(2018).Designed synthesis of ultrafine NiO nanocrystals bonded on a three dimensional graphene framework for high-capacity lithium-ion batteries.NEW JOURNAL OF CHEMISTRY,42(12),9901. |
MLA | Chen, JY,et al."Designed synthesis of ultrafine NiO nanocrystals bonded on a three dimensional graphene framework for high-capacity lithium-ion batteries".NEW JOURNAL OF CHEMISTRY 42.12(2018):9901. |
入库方式: OAI收割
来源:过程工程研究所
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