a semiconductor in which most of the carriers of electric current are electrons and holes from impurity atoms.
| 单词 | θ78771 | 
| 释义 | the world > matter > physics > solid state physics > semiconductivity > 			[noun]		 > impurity semiconductor (5)		 impurity semiconductor1946 a semiconductor in which most of the carriers of electric current are electrons and holes from impurity atoms. Subcategories:— 			impurity present in			(4)		  | 
	
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