CHINESE JOURNAL OF COMPUTATIONAL PHYSICS ›› 2011, Vol. 28 ›› Issue (3): 463-468.

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Interference of Three Bose-Einstein Condensates in One-dimensional Time-dependent Gross-Pitaevskii Equation

CHE Lixin1, LUO Xiangyi1, SU Minghui2   

  1. 1. Physics Department, Baicheng Normal College, Baicheng 137000, China;
    2. Library, Baicheng Normal College, Baicheng 137000, China
  • Received:2010-05-11 Revised:2010-10-08 Online:2011-05-25 Published:2011-05-25

Abstract: Symplectic method is applied to solve 1D time-dependent Gross-Pitaevskii(GP) equation numerically.Interference of three Bose-Einstein condensates(BECs) is investigated with or without a trapping potential.Elastic collisions of BECs occur as trapping potential exists.If trapping potential is zero at t=0,interference of three BECs is observed and oscillation of probability density is found.

Key words: Bose-Einstein condensate, Gross-Pitaevskii equation, interference

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