Physics. The region of high potential energy through which a charged particle must pass on leaving or entering a nucleus; also attributive.
| 单词 | θ78770 | 
| 释义 | the world > matter > physics > solid state physics > semiconductivity > 			[noun]		 > carrier of charges > mobile carrier > potential step (1)		 barrier1962 Physics. The region of high potential energy through which a charged particle must pass on leaving or entering a nucleus; also attributive.  | 
	
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