On the possibility of binding of two holes in an antiferromagnetic state |
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| Authors: | Takahashi Y |
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| Institution: | (1) Theoretische Physik, ETH-Hönggerberg, Hönggerberg, CH-8093 Zürich, Switzerland |
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| Abstract: | The energy of a pair of holes in a half-filled 2—d Hubbard model is studied assuming an antiferromagnetic spin configuration. By comparing with the energy of a single hole, we discuss the possibility of pairing of holes in connection with the recently discovered highT
c
superconductivity. |
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| Keywords: | |
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