通过选择合适的络合剂、电极材料和共沉积元素,成功地从水溶液中电沉积出了Ni Ce P合金。研究了镀液中含磷化合物分别为NaH2PO2与H3PO3时镀层的形貌,并对镀层中Ce含量进行了分析。结果表明,镀液中含磷化合物为H3PO3时得到的镀层较均匀... 通过选择合适的络合剂、电极材料和共沉积元素,成功地从水溶液中电沉积出了Ni Ce P合金。研究了镀液中含磷化合物分别为NaH2PO2与H3PO3时镀层的形貌,并对镀层中Ce含量进行了分析。结果表明,镀液中含磷化合物为H3PO3时得到的镀层较均匀且Ce含量更高,而且当镀液中CeCl3·7H2O浓度低于1 5g/L、H3PO3浓度低于4g/L以及NiCl2·H2O浓度低于8g/L时,得到的镀层中没有Ce元素。展开更多
Highly ordered arrays of binary Co 55 Ni 45 alloy nanorods with Co 55 Ni 45 morphology were prepared by direct current electro-deposition using polycarbonate（PC） membrane template.The transmission electron microscop...Highly ordered arrays of binary Co 55 Ni 45 alloy nanorods with Co 55 Ni 45 morphology were prepared by direct current electro-deposition using polycarbonate（PC） membrane template.The transmission electron microscope and scanning electron microscope observations revealed conical morphology of the nanorods.The two ends of nanorod arrays had diameters of 200 nm and 320 nm, respectively,and the nanorod arrays could be as long as 6～7 μm. The diameter of nanorod arrays depended strongly on pore diameter in PC membrane and the lengths were decided by plating parameters such as voltage, pH value, plating time and other deposition parameters. The magnetic properties and mechanism of crystals nucleation and growth in binary Co55Ni45 alloy nanorod arrays were also studied.展开更多
文摘 通过选择合适的络合剂、电极材料和共沉积元素,成功地从水溶液中电沉积出了Ni Ce P合金。研究了镀液中含磷化合物分别为NaH2PO2与H3PO3时镀层的形貌,并对镀层中Ce含量进行了分析。结果表明,镀液中含磷化合物为H3PO3时得到的镀层较均匀且Ce含量更高,而且当镀液中CeCl3·7H2O浓度低于1 5g/L、H3PO3浓度低于4g/L以及NiCl2·H2O浓度低于8g/L时,得到的镀层中没有Ce元素。
文摘Highly ordered arrays of binary Co 55 Ni 45 alloy nanorods with Co 55 Ni 45 morphology were prepared by direct current electro-deposition using polycarbonate（PC） membrane template.The transmission electron microscope and scanning electron microscope observations revealed conical morphology of the nanorods.The two ends of nanorod arrays had diameters of 200 nm and 320 nm, respectively,and the nanorod arrays could be as long as 6～7 μm. The diameter of nanorod arrays depended strongly on pore diameter in PC membrane and the lengths were decided by plating parameters such as voltage, pH value, plating time and other deposition parameters. The magnetic properties and mechanism of crystals nucleation and growth in binary Co55Ni45 alloy nanorod arrays were also studied.
