Structure of essential spectrum and discrete spectra of the energy operator of five-electron systems in the Hubbard model. Fourth quartet state

DOI10.47910/femj202310zbMath1530.81143OpenAlexW4396755237MaRDI QIDQ6114119

S. M. Tashpulatov

Publication date: 14 August 2023

Full work available at URL: http://mathnet.ru/eng/dvmg511

zbMATH Keywords

essential spectraHubbard modeldiscrete spectradoublet statequartet statefive-electron systemsextet state

Mathematics Subject Classification ID

General topics in linear spectral theory for PDEs (35P05) Applications of operator algebras to the sciences (47L90) Electromagnetic interaction; quantum electrodynamics (81V10) Applications of selfadjoint operator algebras to physics (46L60) Motion of charged particles (78A35) (n)-body problems (70F10) Quantum state spaces, operational and probabilistic concepts (81P16)

Cites Work

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• Spectral properties of three-electron systems in the Hubbard model
• The structure of essential spectra and discrete spectrum of four-electron systems in the Hubbard model in a singlet state
• Spectral Properties of Tensor Products of Linear Operators. I
• Spectral Properties of Tensor Products of Linear Operatrs. II: The Approximate Point Spectrum and Kato Essential Spectrum
• On the electron theory of metals
• Electron Correlation and Ferromagnetism of Transition Metals

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