Parmanova R. T.

Publications in Math-Net.Ru

1. The second four-electron singlet in the Hubbard impurity model
   
   CMFD, 71:3 (2025),  478–507
2. Four-electron first singlet state in the impurity Hubbard model
   
   J. Sib. Fed. Univ. Math. Phys., 18:4 (2025),  555–567
3. First triplet four-electron state in the impurity Hubbard model. Three-dimensional case
   
   TMF, 222:3 (2025),  582–597
4. Structure of the essential spectrum and discrete spectrum of the energy operator of four-electron systems in the impurity Hubbard model. The third triplet state
   
   Itogi Nauki i Tekhniki. Sovrem. Mat. Pril. Temat. Obz., 229 (2023),  53–82
5. Structure of essential spectra and discrete spectrum of the energy operator of four-electron systems in the impurity Hubbard model. Quintet state. One-dimensional case
   
   Taurida Journal of Computer Science Theory and Mathematics, 2021, no. 3,  14–34