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Ni nanocomposite films formed by Ni nanowires embedded in Ni matrix using electrodeposition

Transactions of Nonferrous Metals Society of China 2010年第4期20卷 637-642页

作者：周兆锋潘勇雷维新 Faculty of Materials Optoelectronics and PhysicsXiangtan University Key Laboratory of Low Dimensional Materials and Application Technology Ministry of Education Xiangtan University

Ni nanocomposite films formed by Ni nanowires embedded in Ni matrix(Ni nanowire/Ni composite films)were fabricated by electrodeposition combined with supersonic stirring in a conventional Watts'bath containing Ni nanowires with diameter about 30 *** deposition temperature-dependent microstructure,crystal orientation,lattice constant and corrosion behavior of the Ni nanowire/Ni composite films were investigated by field emission scanning electron microscope,X-ray diffraction and potentiodynamic polarization tests,*** the possible mechanism was *** is found that to some extent,the deposition temperature has an impact on the microstructure,crystal orientation,lattice constant and corrosion property of the Ni nanowire/Ni composite *** Ni nanowire/Ni composite films prepared at 50℃exhibit a novel inter-twisted-nanowire microstructure and have the best corrosion resistance.

关键词： nickel nanowire composite film electrodeposition corrosion resistance

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Aligned Ni nanowires towards highly stretchable electrode

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Science China(Technological Sciences) 2020年第10期63卷 2131-2136页

作者： LI JiDong NIU JiYuan LI XueMei ZHOU JianXin HU ZhiLi GUO WanLin State Key Laboratory of Mechanics and Control of Mechanical Structures The Key Laboratory of Intelligent Nano Materials and Devices of DoEInstitute of Nano Science of Nanjing University of Aeronautics and AstronauticsNanjing 210016China

Easy fabrication of super-stretchable electrodes can pave the way for smart and wearable *** drop casting unidirectional nickel nanowires with polyurethane matrix,we fabricated a super-stretchable film with high electric *** as-fabricated film can withstand a 300%tensile strain in the direction perpendicular to nanowires,owing to the transformation of percolating nanowire network from 2D to *** contrast to the decreased film conductivities under large tension in most stretchable electrodes,which usually associate with fractures and irreversible deformations,our film conductivity can increase with the applied *** probably benefits from the enhanced electrical contacts between twisted nanowires under *** developed super-stretchable film with unprecedented behavior in this work sheds light on the facile fabrication of super-stretchable electrodes with durable performance.

关键词： nickel nanowire stretchable electrode polyurethane matrix three-dimensional network alignment

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