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Finite-temperature phase diagram of the Hubbard model

Migliorini, G; Berker, AN


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  "@id": 96425, 
  "@type": "ScholarlyArticle", 
  "creator": [
    {
      "@type": "Person", 
      "name": "Migliorini, G"
    }, 
    {
      "@type": "Person", 
      "name": "Berker, AN"
    }
  ], 
  "datePublished": "2000-01-01", 
  "description": "The finite-temperature phase diagram of the Hubbard model in d = 3 is obtained from renormalization-group analysis. It exhibits, around half filling, an antiferromagnetic phase and, between 30%-40% electron or hole doping from half filling, a new tau phase in which the electron hopping strength t asymptotically becomes infinite under repeated rescalings. Next to the tau phase, a first-order phase boundary with very narrow phase separation (less than 2% jump in electron density) occurs. At temperatures above the tau phase, an incommensurate spin modulation phase is indicated. In d = 2, we find that the Hubbard model has no phase transition at finite temperature.", 
  "headline": "Finite-temperature phase diagram of the Hubbard model", 
  "identifier": 96425, 
  "image": "https://aperta.ulakbim.gov.tr/static/img/logo/aperta_logo_with_icon.svg", 
  "license": "http://www.opendefinition.org/licenses/cc-by", 
  "name": "Finite-temperature phase diagram of the Hubbard model", 
  "url": "https://aperta.ulakbim.gov.tr/record/96425"
}
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