College Physics ›› 2017, Vol. 36 ›› Issue (9): 13-14.doi: 10. 16854 /j. cnki. 1000-0712. 2017. 09. 004

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Identical particles: unnoticed off - diagonal matrix elements of two - body operators

ZHU Zheng   

  1. College of Physics,Chongqing University,Chongqing 401331,China
  • Received:2017-01-05 Revised:2017-02-20 Online:2017-09-20 Published:2017-09-20
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Abstract: Under occupation number representation,an unnoticed kind of off - diagonal matrix elements is derived for both bosons and fermions

Key words: second quantization, two - body operator, off - diagonal element

CLC Number: 

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