Nanometer-sized nickel hollow spheres

被引:162
作者
Liu, Q
Liu, HJ
Han, M
Zhu, JM
Liang, YY
Xu, Z [1 ]
Song, Y
机构
[1] Nanjing Univ, State Key Lab Coordinat Chem, Solid State Microstruct Lab, Nanjing 210093, Peoples R China
[2] Jiangsu Polytech Univ, Dept Chem Engn, Changzhou 213016, Jiangsu, Peoples R China
关键词
D O I
10.1002/adma.200500174
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Hollow nickel spheres of 50-60 nm diameter have different properties from bulk nickel. For example, the authors demonstrate that the spheres exhibit a long-range magnetic-ordering transition at 575 K and enhanced coercivity. The facile synthesis of such spheres by mild hydrothermal redox reaction of nickel dodecylsulfate with NaH2PO2 (see Figure) is described.
引用
收藏
页码:1995 / +
页数:6
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