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Electrophysical Properties of Metal-Containing Nanocomposites at a Nanophase Concentration to the Percolation Threshold
Crystallography Reports ( IF 0.6 ) Pub Date : 2020-07-28 , DOI: 10.1134/s1063774520040082
I. G. Dyachkova , A. V. Mamontov , I. S. Monakhov , S. Y. Shahbazov , M. L. Shupegin

Abstract

Dependences of the resistivity of metal-containing nanocomposite films with molybdenum, hafnium, chromium, vanadium, tungsten and tantalum nanoparticles on the content of the introduced metals have been studied. An increase in the conductivity of diamond-like films (DLFs) with an increase in the metal content is found. Depending on the introduced metal, the concentration dependences of the electrical conductivity of DLFs behave differently. The influence of high current densities on the electrical properties of DLFs is studied. High temporal stability of their resistance is revealed. It is found that DLFs have a negative temperature coefficient of resistance. The DLFs with a low content of metal-containing phase and a high resistivity are recommended to be used in temperature sensors, while the low-resistivity DLFs are recommended as resistive materials.


中文翻译:

含金属的纳米复合材料在纳米级浓度下对渗透阈的电物理性质

摘要

研究了含钼,ha,铬,钒,钨和钽纳米粒子的含金属纳米复合薄膜的电阻率与引入的金属含量的关系。发现随着金属含量的增加,类金刚石膜(DLF)的电导率增加。取决于所引入的金属,DLF的电导率的浓度依赖性行为不同。研究了高电流密度对DLFs电学性能的影响。揭示了它们抗性的高时间稳定性。发现DLF具有负的电阻温度系数。建议将含金属相含量低且电阻率高的DLF用于温度传感器,
更新日期:2020-07-28
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