材料 | 电阻率 ρ (Ω·m) | 温度 系数 α (per °C) | 电导率 σ (S/m) | ||
---|---|---|---|---|---|
碳 (石墨烯) | 1.0 | x10-8 | -0.0002 | 1.0 | x108 |
银 | 1.59 | x10-8 | 0.003819 | 6.29 | x107 |
铜 | 1.68 | x10-8 | 0.0039 | 5.95 | x107 |
金 | 2.44 | x10-8 | 0.0034 | 4.10 | x107 |
铝 | 2.82 | x10-8 | 0.0039 | 3.5 | x107 |
钙 | 3.36 | x10-8 | 0.0041 | 2.98 | x107 |
钨丝 | 5.6 | x10-8 | 0.0045 | 1.79 | x107 |
锌 | 5.9 | x10-8 | 0.0037 | 1.69 | x107 |
镍 | 6.99 | x10-8 | 0.0060 | 1.43 | x107 |
锂 | 9.28 | x10-8 | 0.0060 | 1.08 | x107 |
铁 | 9.71 | x10-8 | 0.005671 | 1.03 | x107 |
铂 | 1.06 | x10-7 | 0.003927 | 9.43 | x106 |
锡 | 1.09 | x10-7 | 0.0045 | 9.17 | x106 |
镓 | 1.40 | x10-7 | 0.004 | 7.10 | x106 |
铅 | 2.2 | x10-7 | 0.0039 | 4.55 | x106 |
钛 | 4.2 | x10-7 | ... | 2.38 | x106 |
锰铜 | 4.82 | x10-7 | 0.000002 | 2.07 | x106 |
康铜 | 4.9 | x10-7 | 0.000008 | 2.04 | x106 |
不锈钢 | 6.90 | x10-7 | 0.00094 | 1.45 | x106 |
汞 | 9.8 | x10-7 | 0.0009 | 1.02 | x106 |
镍铬 (镍,铁,铬) | 1 | x10-6 | 0.0004 | 1 | x106 |
铬铝钴耐热钢 (铁,铬,铝) | 1.2-1.5 | x10-6 | ... | ... | ... |
碳 (石墨) | 3-60 | x10-5 | -0.0005 | ... | ... |
碳 (无定形) | 5-8 | x10-4 | -0.0005 | 1.25-2 | x103 |
锗 | 4.60 | x10-1 | -0.048 | 2.17 | x100 |
海水 | 2.00 | x10-1 | ... | 4.8 | x100 |
硅 | 0.1-60 | ... | -0.075 | ... | .. |
玻璃 | 1-104 | x109 | ... | ... | ... |
硬胶 | 1-100 | x1013 | ... | 1 | x10-14 |
空气 | 1.3-3.3 | x1016 | ... | 3-8 | x10-15 |
石英(熔融) | 7.5 | x1017 | ... | 1.3 | x10-18 |
聚对苯二甲酸乙二醇酯 | 10 | x1020 | ... | 1 | x10-21 |