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A model with electron–phonon interaction for high-Tc d-wave cuprates

✍ Scribed by S. Orozco; R.M. Méndez-Moreno; M.A. Ortiz

Book ID
113850759
Publisher
Elsevier Science
Year
2012
Tongue
English
Weight
235 KB
Volume
478
Category
Article
ISSN
0921-4534

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A weak-coupling limit of the d - d excit
A weak-coupling limit of the d - d excitation model for the high-Tc cuprates
✍ A.L. Shelankov; X. Zotos; W. Weber 📂 Article 📅 1988 🏛 Elsevier Science 🌐 English ⚖ 138 KB

An effective Hamiltonian is developed for the d-d excitation model in the atomic limit. In a weak coupling approximation it is shown that the interaction between itinerant oxygen p holes mediated by virtual d -d excitations of Cu ++ may lead to superconductivity of purely electronic origin.