Excitation Spectrum of Three Dressed Bose-Einstein Condensates

• 来源期刊: 中国物理快报（英文版）
• 年，卷（期）: 2000,（9）
• 页码范围: 628-630
• 页数: 3页
• 语种: 英文

摘要

We study quantum dynamics of three dressed Bose-Einstein condensates in a high-Q cavity. The quasiparticle excitation spectrum of this system is found numerically. The stability of the quasiparticle excitation is analyzed. It is shown that there exist instabilities in the excitation spectrum.