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wzw8328

木虫 (小有名气)

送鲜花一朵
引用回帖:
楼: Originally posted by davai at 2012-02-20 13:47:39:
以形成化学键后有无孤对电子来判断,有孤对电子的N性,即电子流动导电。缺电子的如外围只有3个电子的元素为P性,即空穴导电。 具体的要看金属及其化合价态吧。

谢谢
11楼2012-02-23 09:56:27
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冬日之光

铜虫 (初入文坛)

【答案】应助回帖

N型主要载流子是电子,有SnO2,Fe2O3,ZnO,TiO2.WO3等
P型主要载流子是空穴  有 NiO,CuO的等
12楼2012-12-06 22:23:34
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