抄録
A formulation of QFT for BEC system in a trap is presented. The formulation can be extended straightforwardly to thermal field theory to include thermal fluctuation as well. The scheme is more fundamental than the mean-field approximation and the Bogoliubov approach.
本文言語 | English |
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論文番号 | 013609 |
ページ(範囲) | 013609/1-013609/12 |
ジャーナル | Physical Review A - Atomic, Molecular, and Optical Physics |
巻 | 68 |
号 | 1 |
出版ステータス | Published - 2003 7月 |
ASJC Scopus subject areas
- 原子分子物理学および光学