First- and second-order phase transitions between the uniform and FFLO excitonic states in the three-chain Hubbard model for Ta2NiSe5

Kaoru Domon; Takemi Yamada; Yoshiaki \=Ono

arxiv: 1604.08018 · v1 · pith:DPY44JIBnew · submitted 2016-04-27 · ❄️ cond-mat.str-el

First- and second-order phase transitions between the uniform and FFLO excitonic states in the three-chain Hubbard model for Ta2NiSe5

Kaoru Domon , Takemi Yamada , Yoshiaki \=Ono This is my paper

classification ❄️ cond-mat.str-el

keywords ta2nise5excitonicfflohubbardmodelphasestatesthree-chain

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We examine the free energy and the thermodynamic properties in the three-chain Hubbard model for Ta2NiSe5 to clarify the phase transitions between the uniform and the FFLO excitonic states which are expected to be observed in Ta2NiSe5 under high pressure.

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First- and second-order phase transitions between the uniform and FFLO excitonic states in the three-chain Hubbard model for Ta2NiSe5

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