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Obama08 13-06-2009 06:43

سؤال للمختصين
 
[align=center][align=center]Consider a particle such that the expextation value of its momntum is non zero . canconsider the position space function U(r) be chosen to be real? justify your answer.[/align][/align]



[align=center]This qusion is from the Qulifying exam of Ph.D programe in Duke University [/align]




[align=center]:laughter01:[/align]


الساعة الآن 15:08

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