全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

纳米Fe2O3-CuO复合氧化物的制备与电化学性能

, PP. 191-195

Keywords: 水热法,沉淀法,复合氧化物,负极材料,电化学性能

Full-Text   Cite this paper   Add to My Lib

Abstract:

采用水热法、沉淀法制备了纳米Fe2O3-CuO复合氧化物粉末作为锂离子电池负极材料,用XRD和TEM对其结构和形貌进行了分析和表征,并用充放电和循环性能等对其电化学性能进行了测试。结果表明,采用水热法可以制备出粒度分布较均匀、颗粒形状为块状、平均粒径约30nm的纳米Fe2O3-CuO复合氧化物;采用沉淀法可以制备出粒度分布较均匀、颗粒形状为球状、平均粒径约90nm的纳米Fe2O3-CuO复合氧化物。沉淀法制备的纳米Fe2O3-CuO复合氧化物放电容量高于水热法制备的纳米Fe2O3-CuO复合氧化物。

References

[1]  张志萍, 刘红飞, 程晓农. 化学共沉淀法合成低热膨胀ZrW2O8/ZrO2复合材料 [J].复合材料学报, 2008, 25(4): 137-142. Zhang Zhiping, Liu Hongfei, Cheng Xiaonong. Synthesis of ZrW2O8/ZrO2 composites with low thermal expansion using chemical co-precipitation method [J]. Acta Materiae Compositae Sinica, 2008, 25(4): 137-142.
[2]  Li N C, Charles R M, Bruno S. Nanomaterial-based Li-ion battery electrodes [J]. J Power Sources, 2001, 97/98: 240-243.
[3]  Yuan Z Y, Huang F, Feng C Q, et al. Synthesis and characterization of amorphous nanosized MnSnO3 as a high capacity anode material for lithium ion battery [J]. Journal of Materials Science Letters, 2003, 22: 143-144.
[4]  Nam S C, Yoon Y S, Cho W I, et al. Enhancement of thin film tin oxide negative electrodes for lithium batteries [J].Electrochemistry Communications, 2001, 3 (1): 6-10.
[5]  Li H, Huang X, Chen L. Direct imaging of the passivating film and micro-structure of nanometer-scale SnO anodes in lithium rechargeable batteries [J]. Electrochemical and Solid-State Letters, 1998, 1(6): 241-243.
[6]  Wu X L, Kim S B. Synthesis and electrode properties of α-Fe2O3 from iron phthalocyanine [J]. Electrochemical and Solid-state Letters, 1999, 2(4): 184-186.
[7]  Aishui Y, Roger F. Mesoporous Tin oxides as lithium intercalation anode materials [J]. J Power Sources, 2002, 104: 97-100.
[8]  Idota Y, Kubota T, Matsufuji A, et al. Tinbased amorphous oxide: A high-capacity lithium-ion-storage material[J]. Science, 1997, 27: 1395-1397.
[9]  Lou X W, Wang Y, Yuan C, et al.Template-free synthesis of SnO2 hollow nanostructures with high lithium storage capacity [J]. Adv Mater, 2006, 18: 2325-2329.
[10]  Yuan L, Guo Z P, Konstantinov K, et al. Nano-structured spherical porous SnO2 anodes for lithium-ion batteries [J]. J Power Sources, 2006, 15: 345-348.
[11]  Juttukonda V, Paddock R L, Raymond J E, et al. Facile synthesis of Tin oxide nanoparticles stabilized by dendritic polymers [J]. J Am Chem Soc, 2006, 128: 420-421.
[12]  梁霍秀, 边玉珍, 叶世海, 等. 氧化铁的制备及电化学性能研究 [J].南开大学学报, 2006, 39(3): 43-46. Liang Huoxiu, Bian Yuzhen, Ye Shihai, et al. The preparation and electrochemical performance of hematite [J]. Acta Scientiarum Naturallum (Universitatis Nakaiensis), 2006, 39(3): 43-46.
[13]  夏晓红, 贾志杰, 范中丽, 等.纳米CuO制备研究 [J].材料科学与工程学报, 2003, 21(2): 200-204. Xia Xiaohong, Jia Zhijie, Fan Zhongli, et al. Study on the synthesis of nano-CuO[J]. Journal of Materials Science & Engineering, 2003, 21(2): 200-204.
[14]  Liu Y, Mi C, Su L, Zhang X . Hydrothermal synthesis of Co3O4 microspheres as anode material for lithium-ion batteries [J]. Electrochim Acta, 2008, 53: 2507-2513.
[15]  Li W Y, Xu L N, Chen J. Co3O4 nanomaterials in lithium-ion batteries and gas sensors [J]. Adv Funct Mater, 2005, 15(5): 851-857.
[16]  黄 峰, 卢献忠, 易德莲, 等. 多孔纳米Mg-Sn 金属复合氧化物的制备及性能表征 [J]. 武汉科技大学学报: 自然科学版, 2006, 29(4): 352-355. Huang Feng, Lu Xianzhong, Yi Delian, et al. Synthesis and electrochemica properties of porous nanosized Magnesium-Tin metal composite oxides [J]. Journal of Wuhan University of Science and Technology: Natural Science Edition, 2006, 29(4): 352-355.
[17]  Belliard F, Irvine J S. Electrochemical performance of ball-milled ZnO-SnO2 systems as anodes in lithiumion battery [J]. J Power Sources, 2001, 97/98: 219-222.
[18]  Yuan Z Y, Huang F, Sun J T, et al. An amorphous nanosized Tin-Zinc composite oxide as a high capacity anode material for lithium ion batteries [J]. Chemistry Letters, 2002, 3: 408-409.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133