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Multistage Assembled Rubik’s Cube-like Structure and Outstanding Anticorrosion Performance Induced by Magnetic Metal Doping
Chemistry of Materials ( IF 7.2 ) Pub Date : 2018-09-24 00:00:00 , DOI: 10.1021/acs.chemmater.8b03644
Jing-Yu Zhang 1 , Dan Zhou 1 , Xi-Zi Xue 1 , Jin-Ku Liu 1
Affiliation  

As magnetism and electricity are basic natural phenomena which are inextricably linked together, the connections between electric and anticorrosion properties exist objectively. Exploring the relationship between magnetism and corrosion prevention is significant but challenging. Through researching X-ZnO solid solution doped by magnetic metal (X = Fe, Co, Ni, Cu, and Mn), interesting and meaningful results emerge. First, the Cu-ZnO shows multistage self-assembly phenomenon, forming a pretty Rubik’s cube structure. Second, the experiment results suggest that effects of multilayer shielding, electron transfer delay, and inducing electrolyte deflection synergistically contribute to the tremendous increase of anticorrosion performance. The supreme impedance pertained to Cu-ZnO coating, enhanced by 15 times compared to undoped ZnO after immersion in 3.50 wt % NaCl solution for 168 h. Particularly, the quantitative relationship between magnetic and anticorrosion properties is established. The formula derived from experimental data can guide the synthesis and application of materials.

中文翻译:

磁性金属掺杂引起的多级组装魔方立方体结构和出色的防腐性能

由于磁和电是不可分割地联系在一起的基本自然现象,因此,电和耐腐蚀性能之间的联系是客观存在的。探索磁性和防腐蚀之间的关系是重要的,但具有挑战性。通过研究磁性金属(X = Fe,Co,Ni,Cu和Mn)掺杂的X-ZnO固溶体,得出了有趣而有意义的结果。首先,Cu-ZnO表现出多级自组装现象,形成了漂亮的魔方结构。其次,实验结果表明,多层屏蔽,电子传输延迟和诱导电解质偏转的效果协同作用,极大地提高了防腐性能。最高阻抗与Cu-ZnO涂层有关,与浸入3后的未掺杂ZnO相比提高了15倍。50 wt%NaCl溶液处理168小时。特别地,建立了磁性能与防腐性能之间的定量关系。从实验数据推导出的公式可以指导材料的合成和应用。
更新日期:2018-09-24
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