A generalized mean-field theory for the t-J model: the single-pole COM solution

Di Ciolo, A; Noce, C; Avella, A

Avella, A (reprint author), Univ Salerno, Dipartimento Fis ER Caianiello, I-84084 Fisciano, SA, Italy.; Avella, A (reprint author), UOS Salerno, CNR SPIN, I-84084 Fisciano, SA, Italy.; Avella, A (reprint author), Univ Salerno, Unita CNISM Salerno, I-84084

EUROPEAN PHYSICAL JOURNAL-SPECIAL TOPICS, 2019; 228 (3): 659

Abstract

We have reported the most general mean-field approximation for the t-J model obtained in the framework of the Composite Operator Method within the sim......

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