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Found 998 Documents (Results 1–100)

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Structure of essential spectrum and discrete spectrum of the energy operator of five-electron systems in the Hubbard model – doublet states. (English) Zbl 1480.81060

Kusraev, Anatoly G. (ed.) et al., Operator theory and differential equations. Selected papers based on the presentations at the 15th conference on order analysis and related problems of mathematical modeling, Vladikavkaz, Russia, July 15–20, 2019. Cham: Birkhäuser. Trends Math., 275-301 (2021).
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Scattering, spectrum and resonance states completeness for a quantum graph with Rashba Hamiltonian. (English) Zbl 1472.81251

Bastos, M. Amélia (ed.) et al., Operator theory, functional analysis and applications. Proceedings of the 30th international workshop on operator theory and its applications, IWOTA 2019, Lisbon, Portugal, July 22–26, 2019. Cham: Birkhäuser. Oper. Theory: Adv. Appl. 282, 51-62 (2021).
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Electron in bilayer graphene with magnetic fields associated with solvable potentials. (English) Zbl 1471.81026

Paranjape, M. B. (ed.) et al., Quantum theory and symmetries. Proceedings of the 11th international symposium, Montréal, Canada, July 1–5, 2019. Cham: Springer. CRM Ser. Math. Phys., 265-273 (2021).
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Spectral theory on manifolds. (English) Zbl 1468.81053

Giga, Yoshikazu (ed.) et al., The role of metrics in the theory of partial differential equations. Proceedings of the 11th Mathematical Society of Japan, Seasonal Institute (MSJ-SI), Nagoya University, Japan, July 2–13 2018. Tokyo: Mathematical Society of Japan. Adv. Stud. Pure Math. 85, 193-203 (2021).
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Locally finite extensions and Gesztesy-Šeba realizations for the Dirac operator on a metric graph. (English) Zbl 07361667

Jeribi, Aref (ed.), Operator theory. Proceedings of the international conference on operator theory, Hammamet, Tunisia, April 30 – May 3, 2018. Berlin: De Gruyter. De Gruyter Proc. Math., 25-53 (2021).
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