From Cooper Pairs to Composite Bosons: A Generalized RPA Analysis of Collective Excitations
classification
❄️ cond-mat
keywords
attractioncompositecooperregimeanalysisattractivebosonbosons
read the original abstract
The evolution of the ground state and the excitation spectrum of the two and three dimensional attractive Hubbard model is studied as the system evolves from a Cooper pair regime for weak attraction to a composite boson regime for a strong attraction.
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