%0 Journal Article
%T The modulational instability of the solition wave in two-dimensional Bose-Einstein condensates<br>二维玻色-爱因斯坦凝聚中孤立波的调制不稳定性
%A Zhang Heng
%A Duan Wen-Shan
%A <br>张恒
%A 段文山
%J 物理学报
%D 2013
%I 
%X The solition wave in Bose-Einstein condensate with disk-shaped trap is investigated in this paper. Beyond the mean field, a two-dimensional nonlinear Schr dinger equation is obtained. The modulational instability for this system is studied analytically, and the growth rate for it is given.
%K soliton
%K instability
%K Bose-Einstein condensate<br>孤子
%K 不稳定性
%K 玻色-爱因斯坦凝聚
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=6E709DC38FA1D09A4B578DD0906875B5B44D4D294832BB8E&cid=47EA7CFDDEBB28E0&jid=29DF2CB55EF687E7EFA80DFD4B978260&aid=530695581BF857848382416B8EB41E38&yid=FF7AA908D58E97FA&iid=E158A972A605785F&journal_id=1000-3290&journal_name=物理学报&referenced_num=0&reference_num=0