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A Functional Integral Representation for Many Boson Systems I: The Partition Function

✍ Scribed by Tadeusz Balaban; Joel Feldman; Horst Knörrer; Eugene Trubowitz


Publisher
Springer
Year
2008
Tongue
English
Weight
816 KB
Volume
9
Category
Article
ISSN
1424-0637

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Functional integral and transfer-matrix
✍ B. Mieck 📂 Article 📅 2003 🏛 Elsevier Science 🌐 English ⚖ 194 KB

A 1D bosonic many-body system, related to the Bose-Einstein condensation in atomic traps and periodic optical lattices, is described by a coherent state path integral of the grand canonical partition function. Since the interaction is given by a contact potential, as commonly applied in atomic traps