| 金属－PTC陶瓷复合材料研究 |
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| 引用本文： | 张端明,张新宇,彭芳明,杨海,张绪礼.金属－PTC陶瓷复合材料研究[J].硅酸盐学报,1995(3). |
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| 作者姓名： | 张端明 张新宇 彭芳明 杨海 张绪礼 |
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| 作者单位： | 华中理工大学物理系，华中理工大学固体电子学系 |
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| 摘 要： | 研究低Ｔ＿ｃＰＴＣＲ复合材料的制备工艺，测试所制成样品的阻温特性。通过样品Ｘ射线定性相分析，探讨该复合材料所表现的ＮＴＣ阻温特性机理。
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| 关 键 词： | 正的电阻温度系数，负的电阻温度系数，晶界势垒，极化屏蔽 |
STUDY ON METAL-PTC CERAMIC COMPOSITES |
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| Zhang Duanming, Zhang Xinyu,Peng Fangming, Yang Hai, Zhang Xuli.STUDY ON METAL-PTC CERAMIC COMPOSITES[J].Journal of The Chinese Ceramic Society,1995(3). |
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| Authors: | Zhang Duanming Zhang Xinyu Peng Fangming Yang Hai Zhang Xuli |
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| Abstract: | The preparation technology of PTCR matrix composites at low T_c is studied,and the resistivity-temperature properties of the samples are measured Based on the analysis of the X-ray diffraction spectraof the samples,the mechanism of the NTC resistivity-temperature properties of the composites is discussed. |
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| Keywords: | PTC(positive temperature coefficient) NTC(negative temperature coefficient) potential barrier between grainboundaries polarization shielding |
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