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Effects of Cu contamination on the electrical properties of multicrystalline silicon purified by dir
The multicrystalline silicon wafers purified by directional solidification route were used to introduce copper impuritie......
对物理冶金法提纯的低成本多晶硅材料进行了磷吸杂实验研究,结果表明,950℃下时吸杂4h去杂效果最好,对磷吸杂机理进行了定性的分析......