MgCl2-NaCl-KCl熔盐体系中金属Mg对316H不锈钢的缓蚀性能研究
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左勇, 曹明鹏, 申淼, 杨新梅
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Effect of Mg on Corrosion of 316H Stainless Steel in Molten Salts MgCl2-NaCl-KCl
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ZUO Yong, CAO Mingpeng, SHEN Miao, YANG Xinmei
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表1 循环伏安曲线氧化还原峰归属汇总
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Table 1 Assignment of redox peaks in the cyclic voltammetry curve
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| Peak | Start point / V | End point / V | Corresponding reaction |
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| A1 | -0.80 | -0.75 | 2Cr+O2--4e→Cr2O2+ Cr+O2--2e→CrO | | A2 | -0.71 | -0.62 | Cr-2e→Cr2+ | | A3 | -0.58 | -0.49 | 2Cr2++3O2--2e→Cr2O3 Cr2O2++2O2--2e→Cr2O3 2CrO+O2--2e→Cr2O3 | | A4 | -0.46 | -0.43 | Cr2+-e→Cr3+ | | C1 | -0.80 | -0.87 | Cr2O2++4e→2Cr+O2- CrO+2e→Cr+O2- | | C2 | -0.75 | -0.81 | Cr2++2e→Cr | | C3 | -0.56 | -0.63 | Cr2O3+2e→2Cr2++3O2- Cr2O3+2e→Cr2O2++2O2- Cr2O3+2e→2CrO+O2- |
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