Electron correlations, Hubbarf fermions, superconductivity, magnetism, spintromics
Main publications:
1. S.G. Ovchinnikov, V.V. Val’kov, Hubbard operators in the Theory of Strongly correlated electrons, monograph, Imperial College Press, London-Singapure, 2004
2. Korshunov M.M., Gavrichkov V.A., Ovchinnikov S.G., Nekrasov I.A., Pchelkina Z.V., Anisimov V.I., Hybrid LDA and generalized tight-binding method for electronic structure calculations of strongly correlated electron systems // Phys.Rev. B. -2005. -72, 165104.
3. Ovchinnikov S.G., Magnetic collapse and electronic phase transitions at high pressure in transition metal oxides // Journ. of Magn. and Magnet.Materials 300, 243 (2006).
4. Ding Y., Haskel D., Ovchinnikov S.G., Tseng Y.-Ch., Orlov Yu.S., Mao N-K. A Novel Magnetic Transition in Magnetite Fe3O4 between 12-16 GPa, Phys. Rev. Lett. 100 , 045508, (2008).
5. Edelman I., Ovchinnikov S., Markov V., Kosyrev N., Seredkin V., Khudjakov A., Bondarenko G., Kesler V., Room-temperature ferromagnetism in Dy films doped with Ni // Physica B – 2008. – V. 403, pp. 3295–3301.
6. Gavriliuk A.G., Struzhkin V.V., Lyubutin I.S., Ovchinnikov S.G., Hu M.Y., Chow P. Another mechanism for the insulator-metal transition in BiFeO3 // Phys. Rev. – 2008. – V. 71, p. 155112.
7. Sorokin P.B., Avramov P.V., Kvashnin A.G., Kvashnin D.G., Ovchinnikov S.G., Fedorov A.S., “Density functional study of <110>-oriented thin silicon nanowires” // Physical Review B – 2008. – V. 77, p. 235417.
8. Varnakov S.N., Komogortsev S.V., Ovchinnikov S.G., Bartolomé J., Sesé J. Magnetic properties and nonmagnetic phases formation in nanostructured films (Fe/Si)n // J. Appl. Phys. 104, 094703 (2008)
9. N.N. Kosyrev, S.G. Ovchinnikov, Room temperature ferromagnetism of a double-layer Dy1-xNix/Ni structure: in situ magneto-optical measurements, JETP Letters 88 (2008) 141-143.
10. I.S. Lyubutin, S.G. Ovchinnikov, A.G. Gavriliuk, et al., Spin-crossover-induced Mott transition and the other scenarios of metallization in 3d(n) metal compounds, Phys. Rev. B 79 (2009) 085125.
11. Nesterov A.I., Ovchinnikov S.G. Spin crossover: the quantum phase transition induced by high pressure. Pis’ma v ZhETF, vol. 90, iss. 7, pp.580-583 (2009).
12. Lyubutin I.S., Ovchinnikov S.G., Gavriliuk A.G., Struzhkin V.V. Spin-crossover-induced Mott transition and the other scenarios of metallization in 3dn metal compounds. Phys. Rev. B – (2009). – V.79.- P.085125.
13. Bartolom´e J. Arauzo A., Kazak N.V., Ivanova N.B., Ovchinnikov S.G., Knyazev Yu.V., and Lyubutin I.S. Uniaxial magnetic anisotropy in Co2.25Fe0.75O2BO3 compared to Co3O2BO3 and Fe3O2BO ludwigites . Physical Review B -2011. – Vol.83. – P.144426
14. Kim J. Shvyd’ko Yu., Ovchinnikov S.G. Charge transfer and Mott-Hubbard excitations in FeBO3: An Fe K-edge inelastic x-ray scattering study . Phys.Rev.B – 2011. – Vol.83. – P.235109
15. Alexander G. Gavriliuk, Viktor V. Struzhkin, Sergey G. Ovchinnikov, Yong Yu, Maxim M. Korshunov, Anna A. Mironovich, Jung-Fu Lin, Changqing Jin. P-T phase diagram of iron arsenide superconductor NdFeAsO0.88F0.12, EPL (Europhysics Letters) (impact factor: 2.17) 100,,46005 (2012).
16. Lyubutin I.S., Struzhkin V.V., Mironovich A.A., Gavriliuk A.G., Naumov P.G., Lin J.F., Ovchinnikov S.G., Sinogeikin S., Chow P., Xiao Y., and Hemley R.J. Quantum critical point and spin fluctuations in lower mantle ferropericlase // Proceedings of National Academy of Science of USA (PNAS). – 2013. – V.110(18). – P.7142 – 7147.
17. S.G.Ovchinnikov, I.A.Makarov, E.I.Shneyder, Yu.N.Togusheva, V.A.Gavrichkov, M.M.Korshunov. Magnetic mechanism of Pairing in strongly correlated electron systems of copper oxides. In. C.Taylor (Ed.) Recent Advances in Superconductivity Research, Nova Science Publishers, N.Y.,USA, 2013, pp. 93-144
N. A. Belskaya, N. V. Kazak, A. D. Vasil'ev, E. V. Eremin, E. M. Moshkina, D. A. Velikanov, L. N. Bezmaternykh, S. Yu. Gavrilkin, S. G. Ovchinnikov, “Ñòðóêòóðíîå ðàçíîîáðàçèå è ôàçîâûå ïåðåõîäû â áîðàòàõ ñî ñìåøàííîé âàëåíòíîñòüþ Mg$_{2-x}$Mn$_{1+x}$BO$_5$$(0.0 < x\leq 0.4)$”, Pis'ma v Zh. Èksper. Teoret. Fiz., 120:7 (2024), 530–538
2.
V. I. Kuz'min, M. M. Korshunov, S. V. Nikolaev, T. M. Ovchinnikova, S. G. Ovchinnikov, “Âçàèìîñâÿçü êîíöåíòðàöèîííûõ çàâèñèìîñòåé ñïèíîâîé âîñïðèèì÷èâîñòè è ýëåêòðîííîé ñòðóêòóðû â êóïðàòàõ”, Pis'ma v Zh. Èksper. Teoret. Fiz., 120:1 (2024), 45–48
3.
O. S. Ivanova, I. S. Edelman, S. G. Ovchinnikov, A. Thakur, P. Thakur, A. L. Sukhachev, Yu. V. Knyazev, R. D. Ivantsov, M. S. Molokeev, “Effect of the cobalt concentration on the magnetic properties of Co$_{1-x}$Mg$_{x}$Fe$_2$O$_4$ nanocrystals”, Pis'ma v Zh. Èksper. Teoret. Fiz., 119:2 (2024), 111–117; JETP Letters, 119:2 (2024), 104–110
2023
4.
N. G. Zamkova, V. S. Zhandun, S. G. Ovchinnikov, “Magnetic structure and the spin-crossover mechanism in ludwigite Ñî$_3$BO$_5$”, Pis'ma v Zh. Èksper. Teoret. Fiz., 118:5 (2023), 323–329; JETP Letters, 118:5 (2023), 321–327
Yu. S. Orlov, S. V. Nikolaev, S. G. Ovchinnikov, “Photoinduced enhancement of the excitonic order in strongly correlated electron systems with the spin crossover”, Pis'ma v Zh. Èksper. Teoret. Fiz., 117:12 (2023), 919–928; JETP Letters, 117:12 (2023), 923–931
6.
D. Petrov, I. Edelman, A. Thakur, P. Thakur, A. Sukhachev, S. Ovchinnikov, “Correlation between magnetic and electric properties in the series of Co$_x$Zn$_{1-x}$Fe$_2$O$_4$ nanoparticles”, Pis'ma v Zh. Èksper. Teoret. Fiz., 117:10 (2023), 765–769; JETP Letters, 117:10 (2023), 765–768
Yu. S. Orlov, S. V. Nikolaev, S. G. Ovchinnikov, “Excitonic order in strongly correlated systems with the spin crossover”, Pis'ma v Zh. Èksper. Teoret. Fiz., 117:9 (2023), 704–711; JETP Letters, 117:9 (2023), 708–715
Yu. S. Orlov, S. V. Nikolaev, V. A. Dudnikov, V. A. Gavrichkov, S. G. Ovchinnikov, “Features of spin crossovers in magnetic materials”, UFN, 193:7 (2023), 689–716; Phys. Usp., 66:7 (2023), 647–672
Yu. V. Knyazev, N. V. Kazak, V. A. Gavrichkov, S. I. Polukeev, S. G. Ovchinnikov, “Magnetic properties of FeBO$_3$ in the low-spin state”, Pis'ma v Zh. Èksper. Teoret. Fiz., 116:8 (2022), 556–562; JETP Letters, 116:8 (2022), 567–573
M. A. Visotin, I. A. Tarasov, A. S. Fedorov, S. N. Varnakov, S. G. Ovchinnikov, “On the possible magnetic properties of ultrathin Mn$_2$GaC films on Al$_2$O$_3$ substrates”, Pis'ma v Zh. Èksper. Teoret. Fiz., 116:5 (2022), 318–323; JETP Letters, 116:5 (2022), 323–328
Yu. S. Orlov, V. A. Dudnikov, A. E. Sokolov, T. M. Ovchinnikova, N. P. Shestakov, S. G. Ovchinnikov, “Fluctuations of the multiplicity of Co$^{3+}$ ions and softening of the phonon spectrum of rare-earth cobalt oxides”, Pis'ma v Zh. Èksper. Teoret. Fiz., 115:10 (2022), 650–655; JETP Letters, 115:10 (2022), 615–619
A. È. Sokolov, O. S. Ivanova, A. S. Fedorov, E. A. Kovaleva, M. A. Visotin, C.-R. Lin, S. G. Ovchinnikov, “Why the magnetite–gold core–shell nanoparticles are not quite good and how to improve them”, Fizika Tverdogo Tela, 63:9 (2021), 1367–1371; Phys. Solid State, 63:10 (2021), 1536–1540
O. Maksimova, S. Lyaschenko, I. Tarasov, I. Yakovlev, Yu. Mikhlin, S. Varnakov, S. Ovchinnikov, “The magneto-optical voigt parameter from magneto-optical ellipsometry data for multilayer samples with single ferromagnetic layer”, Fizika Tverdogo Tela, 63:9 (2021), 1311; Phys. Solid State, 63:10 (2021), 1485–1495
S. G. Ovchinnikov, O. A. Maksimova, S. A. Lyaschenko, I. A. Yakovlev, S. N. Varnakov, “Role of interfaces in the permittivity tensor of thin layers of a ferromagnetic metal”, Pis'ma v Zh. Èksper. Teoret. Fiz., 114:3 (2021), 192–195; JETP Letters, 114:3 (2021), 163–165
N. V. Kazak, N. A. Belskaya, E. M. Moshkina, L. A. Solovyov, E. V. Eremin, S. Yu. Gavrilkin, S. G. Ovchinnikov, “Spin-flop transition in Co$_2$B$_2$O$_5$ pyroborate”, Pis'ma v Zh. Èksper. Teoret. Fiz., 114:2 (2021), 89–95; JETP Letters, 114:2 (2021), 92–97
Yu. S. Orlov, S. V. Nikolaev, S. G. Ovchinnikov, A. I. Nesterov, “Ultrafast quantum relaxation dynamics of magnetically ordered systems with spin crossover in an excited state under a sudden perturbation”, Pis'ma v Zh. Èksper. Teoret. Fiz., 112:4 (2020), 268–274; JETP Letters, 112:4 (2020), 250–256
V. A. Gavrichkov, Yu. S. Orlov, T. M. Ovchinnikova, S. G. Ovchinnikov, “Mechanisms of the insulator–metal transition and spin crossover in CoO at high pressure”, Pis'ma v Zh. Èksper. Teoret. Fiz., 112:4 (2020), 258–262; JETP Letters, 112:4 (2020), 241–245
A. S. Tarasov, A. V. Lukyanenko, I. A. Bondarev, I. A. Yakovlev, S. N. Varnakov, S. G. Ovchinnikov, N. V. Volkov, “Spin accumulation in the Fe$_{3}$Si/$n$-Si epitaxial structure and related electric bias effect”, Pisma v Zhurnal Tekhnicheskoi Fiziki, 46:13 (2020), 43–46; Tech. Phys. Lett., 46:7 (2020), 665–668
O. A. Maximova, S. A. Lyaschenko, M. A. Vysotin, I. A. Tarasov, I. A. Yakovlev, D. V. Shevtsov, A. S. Fedorov, S. N. Varnakov, S. G. Ovchinnikov, “Experimental and theoretical in situ spectral magneto-ellipsometry study of layered ferromagnetic structures”, Pis'ma v Zh. Èksper. Teoret. Fiz., 110:3 (2019), 155–162; JETP Letters, 110:3 (2019), 166–172
N. G. Zamkova, V. A. Gavrichkov, I. S. Sandalov, S. G. Ovchinnikov, “Proximity of ferromagnetic nickel to paramagnetic instability”, Pis'ma v Zh. Èksper. Teoret. Fiz., 109:4 (2019), 265–268; JETP Letters, 109:4 (2019), 276–279
S. G. Ovchinnikov, Yu. S. Orlov, S. V. Nikolaev, A. I. Nesterov, T. M. Ovchinnikova, “Effect of the interatomic exchange interaction on the magnetic phase transitions in spin crossover systems under high-pressure”, Fizika Tverdogo Tela, 60:6 (2018), 1166–1168; Phys. Solid State, 60:6 (2018), 1177–1179
Semen I. Polukeev, Vladimir A. Gavrichkov, Sergey G. Ovchinnikov, “Effects of optical intra-gap transitions on superexchange interaction in La$ _2$CuO$ _4$ with nonequilibrium photoexcited centers”, J. Sib. Fed. Univ. Math. Phys., 11:2 (2018), 159–170
V. Zhandun, N. Zamkova, S. Ovchinnikov, I. Sandalov, “Self-consistent mapping of the ab initio calculations to the multi-orbital p-d-model: Magnetism in $\alpha$-FeSi$_2$ films as effect of local environment”, Pis'ma v Zh. Èksper. Teoret. Fiz., 106:9 (2017), 567–568; JETP Letters, 106:9 (2017), 582–586
Yu. S. Orlov, S. V. Nikolaev, A. I. Nesterov, S. G. Ovchinnikov, “Magnetic and structural phase transitions in systems with spin crossover under pressure”, Pis'ma v Zh. Èksper. Teoret. Fiz., 105:12 (2017), 732–736; JETP Letters, 105:12 (2017), 771–774
Olga A. Maksimova, Sergey G. Ovchinnikov, Nikolay N. Kosyrev, Sergey A. Lyaschenko, “Two-layer model of reflective ferromagnetic films in terms of magneto-optical ellipsometry studies”, J. Sib. Fed. Univ. Math. Phys., 10:2 (2017), 223–232
S. G. Ovchinnikov, S. N. Varnakov, S. A. Lyaschenko, I. A. Tarasov, I. A. Yakovlev, E. A. Popov, S. M. Zharkov, D. A. Velikanov, A. S. Tarasov, V. S. Zhandun, N. G. Zamkova, “Iron silicide-based ferromagnetic metal/semiconductor nanostructures”, Fizika Tverdogo Tela, 58:11 (2016), 2195–2199; Phys. Solid State, 58:11 (2016), 2277–2281
S. G. Ovchinnikov, V. V. Rudenko, V. I. Tugarinov, “Weak ferromagnetism along the triad axis of FeBO$_{3}$ crystals”, Fizika Tverdogo Tela, 58:10 (2016), 1926–1929; Phys. Solid State, 58:10 (2016), 1995–1998
V. A. Dudnikov, Yu. S. Orlov, N. V. Kazak, M. S. Platunov, S. G. Ovchinnikov, “Anomalies of the electronic structure and physical properties of rare-earth cobaltites near spin crossover”, Pis'ma v Zh. Èksper. Teoret. Fiz., 104:8 (2016), 604–616; JETP Letters, 104:8 (2016), 588–600
Yu. S. Orlov, V. A. Dudnikov, M. V. Gorev, S. N. Vereshchagin, L. A. Solov'ev, S. G. Ovchinnikov, “Thermal properties of rare earth cobalt oxides and of La$_{1-x}$Gd$_{x}$CoO$_3$ solid solutions”, Pis'ma v Zh. Èksper. Teoret. Fiz., 103:9 (2016), 689–694; JETP Letters, 103:9 (2016), 607–612
M. S. Platunov, V. A. Dudnikov, Yu. S. Orlov, N. V. Kazak, L. A. Solovyev, Ya. V. Zubavichus, A. A. Veligzhanin, P. V. Dorovatovskii, S. N. Vereshchagin, K. A. Shaykhutdinov, S. G. Ovchinnikov, “Crystal structure and electronic states of Co and Gd ions in a Gd$_{0.4}$Sr$_{0.6}$CoO$_{2.85}$ single crystal”, Pis'ma v Zh. Èksper. Teoret. Fiz., 103:3 (2016), 214–219; JETP Letters, 103:3 (2016), 196–200
S. G. Ovchinnikov, Yu. S. Orlov, A. A. Kuzubov, V. A. Dudnikov, A. E. Sokolov, V. N. Zabluda, S. B. Naumov, N. P. Shestakov, “Giant red shift of the absorption spectra due to nonstoichiometry in GdCoO$_{3-\delta}$”, Pis'ma v Zh. Èksper. Teoret. Fiz., 103:3 (2016), 177–183; JETP Letters, 103:3 (2016), 161–166
V. I. Kuz'min, S. V. Nikolaev, S. G. Ovchinnikov, “Influence of varying magnetic order in external magnetic field on the electronic structure and Fermi surface within the $t$–$J$ model”, Pis'ma v Zh. Èksper. Teoret. Fiz., 103:2 (2016), 132–137; JETP Letters, 103:2 (2016), 125–130
Z. I. Popov, K. D. Litasov, P. N. Gavryushkin, S. G. Ovchinnikov, A. S. Fedorov, “Theoretical study of $\gamma'$-Fe$_4$N and $\varepsilon$-Fe$_x$N iron nitrides at pressures up to 500 GPa”, Pis'ma v Zh. Èksper. Teoret. Fiz., 101:6 (2015), 405–409; JETP Letters, 101:6 (2015), 371–375
Ilya D. Ivantsov, Sergey G. Ovchinnikov, “Cluster perturbation theory for 2d Ising model”, J. Sib. Fed. Univ. Math. Phys., 8:1 (2015), 31–37
2014
35.
M. S. Platunov, S. N. Varnakov, S. M. Zharkov, G. V. Bondarenko, E. Weschke, E. Schierle, S. G. Ovchinnikov, “Analysis of the structure and magnetic properties of an interface in multilayered (Fe/Si)$_N$ nanostructures with the surface-sensitive XMCD metho”, Pis'ma v Zh. Èksper. Teoret. Fiz., 99:12 (2014), 817–823; JETP Letters, 99:12 (2014), 706–711
I. A. Tarasov, Z. I. Popov, S. N. Varnakov, M. S. Molokeev, A. S. Fedorov, I. A. Yakovlev, D. A. Fedorov, S. G. Ovchinnikov, “Optical characteristics of an epitaxial Fe$_3$Si/Si(111) iron silicide film”, Pis'ma v Zh. Èksper. Teoret. Fiz., 99:10 (2014), 651–655; JETP Letters, 99:10 (2014), 565–569
I. A. Yakovlev, S. N. Varnakov, B. A. Belyaev, S. M. Zharkov, M. S. Molokeev, I. A. Tarasov, S. G. Ovchinnikov, “Study of the structural and magnetic characteristics of epitaxial Fe$_3$Si/Si(111) films”, Pis'ma v Zh. Èksper. Teoret. Fiz., 99:9 (2014), 610–613; JETP Letters, 99:9 (2014), 527–530
R. Yu. Babkin, K. V. Lamonova, S. M. Orel, S. G. Ovchinnikov, Yu. G. Pashkevich, “Temperature dependence of the spin state of a Co$^{3+}$ Ion in RCoO$_3$ ($R$ = La, Gd) cobaltites”, Pis'ma v Zh. Èksper. Teoret. Fiz., 99:8 (2014), 547–551; JETP Letters, 99:8 (2014), 476–480
K. A. Sidorov, N. V. Tikhonov, S. G. Ovchinnikov, “Exact solution for the thermodynamics of the one-dimensional Hubbard model with infinite repulsion in a magnetic field”, TMF, 180:1 (2014), 94–111; Theoret. and Math. Phys., 180:1 (2014), 825–849
40.
S. G. Ovchinnikov, V. V. Rudenko, “Anisotropic interactions in magnetic crystals with S-state ions. Nanostructures”, UFN, 184:12 (2014), 1299–1318; Phys. Usp., 57:12 (2014), 1180–1198
K. D. Litasov, A. F. Shatskiy, S. G. Ovchinnikov, Z. I. Popov, D. S. Ponomarev, E. Ohtani, “Phase transformations of Fe$_3$N-Fe$_4$N iron nitrides at pressures up to $30$ GPa studied by in situ X-ray diffractometry”, Pis'ma v Zh. Èksper. Teoret. Fiz., 98:12 (2013), 907–911; JETP Letters, 98:12 (2013), 805–808
A. E. Sokolov, S. G. Ovchinnikov, V. N. Zabluda, A. M. Kal'sin, Ya. V. Zubavichus, “Magnetic circular dichroism and the nature of ferromagnetism in colloidal gold nanoparticles”, Pis'ma v Zh. Èksper. Teoret. Fiz., 97:2 (2013), 104–107; JETP Letters, 97:2 (2013), 98–101
M. S. Platunov, S. G. Ovchinnikov, N. V. Kazak, N. B. Ivanova, V. N. Zabluda, E. Weschke, E. Schierle, K. V. Lamonova, “Identification of local magnetic contributions in a Co$_{2}$FeBO$_{5}$ single crystal by XMCD spectroscopy”, Pis'ma v Zh. Èksper. Teoret. Fiz., 96:10 (2012), 723–727; JETP Letters, 96:10 (2012), 650–654
E. I. Shneider, S. G. Ovchinnikov, M. M. Korshunov, S. V. Nikolaev, “Electronic structure and properties of high-$T_C$ superconducting cuprates in the normal and superconducting phases within the LDA + GTB approach”, Pis'ma v Zh. Èksper. Teoret. Fiz., 96:5 (2012), 381–394; JETP Letters, 96:5 (2012), 349–360
S. G. Ovchinnikov, T. M. Ovchinnikova, P. G. Dyad'kov, V. V. Plotkin, K. D. Litasov, “Metallic layer inside the Earth's lower mantle”, Pis'ma v Zh. Èksper. Teoret. Fiz., 96:2 (2012), 135–138; JETP Letters, 96:2 (2012), 129–132
N. S. Elyseeva, A. A. Kuzubov, S. G. Ovchinnikov, M. V. Serzhantova, F. N. Tomilin, A. S. Fedorov, “Theoretical study of the magnetic properties of ordered vacancies in 2D hexagonal structures: Graphene, 2D-SiC, and h-BN”, Pis'ma v Zh. Èksper. Teoret. Fiz., 95:11 (2012), 633–637; JETP Letters, 95:11 (2012), 555–559
E. I. Shneider, S. G. Ovchinnikov, A. V. Shnurenko, “Contribution of the non-Heisenberg ring exchange to the magnetic mechanism of high-Tc superconductivity”, Pis'ma v Zh. Èksper. Teoret. Fiz., 95:4 (2012), 211–215; JETP Letters, 95:4 (2012), 193–197
A. S. Fedorov, Z. I. Popov, A. A. Kuzubov, S. G. Ovchinnikov, “Theoretical study of the diffusion of lithium in crystalline and amorphous silicon”, Pis'ma v Zh. Èksper. Teoret. Fiz., 95:3 (2012), 159–163; JETP Letters, 95:3 (2012), 143–147
A. S. Fedorov, A. A. Kuzubov, T. A. Kozhevnikova, N. S. Elyseeva, N. G. Galkin, S. G. Ovchinnikov, A. A. Saranin, A. V. Latyshev, “Features of the structure and properties of $\beta$-FeSi$_2$ nanofilms and a $\beta$-FeSi$_2$/Si interface”, Pis'ma v Zh. Èksper. Teoret. Fiz., 95:1 (2012), 23–28; JETP Letters, 95:1 (2012), 20–24
Kseniya A. Lobach, Sergey G. Ovchinnikov, “Renormalization-group analysis of 1D Hubbard model”, J. Sib. Fed. Univ. Math. Phys., 5:2 (2012), 223–229
2011
51.
I. A. Trojan, A. G. Gavriliuk, S. G. Ovchinnikov, I. S. Lyubutin, N. V. Kazak, “Electron transport in FeBO$_3$ ferroborate at ultrahigh pressures”, Pis'ma v Zh. Èksper. Teoret. Fiz., 94:10 (2011), 811–815; JETP Letters, 94:10 (2011), 748–752
S. G. Ovchinnikov, “Metallization and spin crossover in Magnesiowüstite (Mg$_{1-x}$Fe$_x$O) at high pressures”, Pis'ma v Zh. Èksper. Teoret. Fiz., 94:3 (2011), 210–214; JETP Letters, 94:3 (2011), 192–196
S. G. Ovchinnikov, S. V. Nikolaev, “The calculation of the Fermi surface with complex topology from norm-conserving cluster perturbation theory
for doping dependent electronic structure of the Hubbard model”, Pis'ma v Zh. Èksper. Teoret. Fiz., 93:9 (2011), 575–578; JETP Letters, 93:9 (2011), 517–520
I. A. Makarov, S. G. Ovchinnikov, “Effect of interlayer single-particle hoppings on the superconducting transition temperature”, Pis'ma v Zh. Èksper. Teoret. Fiz., 93:6 (2011), 372–377; JETP Letters, 93:6 (2011), 339–343
Michael S. Platunov, Natalya B. Ivanova, Natalya V. Kazak, Leonard N. Bezmaternykh, Alexander D. Vasiliev, Evgeny V. Eremin, Sergey G. Ovchinnikov, “Crystal structure and magnetism of $\mathrm{Co}_{2-x}\mathrm{Ni}_x\mathrm{B_2O_5}$ pyroborate”, J. Sib. Fed. Univ. Math. Phys., 4:3 (2011), 298–307
Alexander V. Shnurenko, Sergey G. Ovchinnikov, Elena I. Shneyder, “Role of four-spin exchange in a magnetic mechanism of superconductivity in cuprates”, J. Sib. Fed. Univ. Math. Phys., 4:2 (2011), 191–194
57.
Alexander S. Fedorov, Alexander A. Kuzubov, Tatyana A. Kojevnikova, Zaxar I. Popov, Sergey G. Ovchinnikov, “Theoretical investigation of $\mathrm{FeSi_2}$ nanofilms and interface silicon/iron silicide”, J. Sib. Fed. Univ. Math. Phys., 4:2 (2011), 182–190
58.
Sergey V. Nikolaev, Sergey G. Ovchinnikov, “Cluster perturbation theory for the Hubbard model: the pinning of chemical potential”, J. Sib. Fed. Univ. Math. Phys., 4:2 (2011), 162–167
S. G. Ovchinnikov, Yu. S. Orlov, “Magnetoresistance of LaCoO$_3$ and an insulator-metal transition induced in it by a high magnetic field”, Pis'ma v Zh. Èksper. Teoret. Fiz., 92:9 (2010), 678–682; JETP Letters, 92:9 (2011), 613–617
S. G. Ovchinnikov, L. Yu. Antipina, F. N. Tomilin, A. A. Kuzubov, “Effect of electron correlations on the structure of photoprotein substrates”, Pis'ma v Zh. Èksper. Teoret. Fiz., 91:9 (2010), 536–540; JETP Letters, 91:9 (2010), 490–493
Alexander V. Efremov, Sergey G. Ovchinnikov, Sergey N. Varnakov, Nikolay N. Kosyrev, “Ellipsometer Mounting System Design Using CAD”, J. Sib. Fed. Univ. Math. Phys., 3:1 (2010), 118–124
2009
62.
A. I. Nesterov, S. G. Ovchinnikov, “Spin crossover: the quantum phase transition induced by high pressure”, Pis'ma v Zh. Èksper. Teoret. Fiz., 90:7 (2009), 580–583; JETP Letters, 90:7 (2009), 530–534
S. G. Ovchinnikov, B. A. Gizhevskii, N. V. Kazak, V. V. Rudenko, A. V. Telegin, “Experimental observation of the virtual electronic states of a mott-Hubbard insulator FeBO$_3$ in infrared absorption spectra”, Pis'ma v Zh. Èksper. Teoret. Fiz., 90:7 (2009), 569–573; JETP Letters, 90:7 (2009), 519–523
I. A. Makarov, S. G. Ovchinnikov, E. I. Shneider, “Reconstruction of the Fermi surface of HTSC cuprates in a high magnetic field”, Pis'ma v Zh. Èksper. Teoret. Fiz., 89:12 (2009), 736–741; JETP Letters, 89:12 (2009), 632–637
N. B. Ivanova, S. G. Ovchinnikov, M. M. Korshunov, I. M. Eremin, N. V. Kazak, “The features of spin, charge and orbital orderings in the cobaltites”, UFN, 179:8 (2009), 837–860; Phys. Usp., 52:8 (2009), 789–810
A. G. Gavriliuk, N. V. Kazak, S. G. Ovchinnikov, I. S. Lyubutin, “Electronic transitions in the VBO<sub>3</sub> single crystal at high pressures”, Pis'ma v Zh. Èksper. Teoret. Fiz., 88:11 (2008), 877–882; JETP Letters, 88:11 (2008), 762–766
N. N. Kosyrev, S. G. Ovchinnikov, “Room temperature ferromagnetism of a double-layer Dy<sub>1−<i>x</i></sub>Ni<sub><i>x</i></sub>/Ni structure: in situ magneto-optical measurements”, Pis'ma v Zh. Èksper. Teoret. Fiz., 88:2 (2008), 152–154; JETP Letters, 88:2 (2008), 141–143
I. S. Lyubutin, A. G. Gavriliuk, V. V. Struzhkin, S. G. Ovchinnikov, S. A. Kharlamova, L. N. Bezmaternykh, M. Hu, P. Chow, “Pressure-induced electron spin transition in the paramagnetic phase of the GdFe<sub>3</sub>(BO<sub>3</sub>)<sub>4</sub> Heisenberg magnet”, Pis'ma v Zh. Èksper. Teoret. Fiz., 84:9 (2006), 610–615; JETP Letters, 84:9 (2006), 518–523
E. I. Shneider, S. G. Ovchinnikov, “Phonon and magnetic pairing mechanisms in high-temperature superconductors in the strong correlation limit”, Pis'ma v Zh. Èksper. Teoret. Fiz., 83:9 (2006), 462–466; JETP Letters, 83:9 (2006), 394–398
C. Janowitz, U. Seidel, R.-S. T. Unger, A. Krapf, R. Manzke, V. Gavrichkov, S. Ovchinnikov, “Strong spin triplet contribution of the first removal state in the insulating regime of Bi$_2$Sr$_2$Ca$_{1- x}$Y$_x$Cu$_2$O$_{8+\delta}$”, Pis'ma v Zh. Èksper. Teoret. Fiz., 80:11 (2004), 819–823; JETP Letters, 80:11 (2004), 692–696
G. S. Patrin, N. V. Volkov, S. G. Ovchinnikov, E. V. Eremin, M. A. Panova, S. N. Varnakov, “Effect of the ferromagnetic layer thickness on the interlayer interaction in Fe/Si/Fe trilayers”, Pis'ma v Zh. Èksper. Teoret. Fiz., 80:7 (2004), 560–562; JETP Letters, 80:7 (2004), 491–493
A. G. Gavriliuk, S. A. Kharlamova, I. S. Lyubutin, I. A. Trojan, S. G. Ovchinnikov, A. M. Potseluiko, M. I. Eremets, R. Boehler, “Structural and electronic transitions in gadolinium iron borate GdFe<sup>3</sup>(BO<sup>3</sup>)<sup>4</sup> at high pressures”, Pis'ma v Zh. Èksper. Teoret. Fiz., 80:6 (2004), 482–488; JETP Letters, 80:6 (2004), 426–432
M. M. Korshunov, S. G. Ovchinnikov, A. V. Sherman, “Effective Hamiltonian and properties of the normal and superconducting phases of <i>n</i>-type cuprates”, Pis'ma v Zh. Èksper. Teoret. Fiz., 80:1 (2004), 45–49; JETP Letters, 80:1 (2004), 39–43
S. G. Ovchinnikov, “Many-electron model of band structure and metal-insulator transition under pressure in FeBO$_{3}$”, Pis'ma v Zh. Èksper. Teoret. Fiz., 77:12 (2003), 808–811; JETP Letters, 77:12 (2003), 676–679
V. V. Val'kov, T. A. Val'kova, D. M. Dzebisashvili, S. G. Ovchinnikov, “The strong effect of three-center interactions on the formation of superconductivity with $\mathbf{d_{x^2-y^2}}$ symmetry in the $\mathbf{t-J^*}$ model”, Pis'ma v Zh. Èksper. Teoret. Fiz., 75:8 (2002), 450–454; JETP Letters, 75:8 (2002), 378–382
M. L. Afanas'ev, A. D. Balaev, A. D. Vasil'ev, D. A. Velikanov, S. G. Ovchinnikov, G. A. Petrakovskii, V. V. Rudenko, “New magnetically ordered CoBO$_3$ crystal”, Pis'ma v Zh. Èksper. Teoret. Fiz., 74:2 (2001), 86–87; JETP Letters, 74:2 (2001), 82–83
2000
78.
V. A. Gavrichkov, E. V. Kuz'min, S. G. Ovchinnikov, “Electronic structure and order parameter symmetry in high-temperature superconductors”, UFN, 170:2 (2000), 189–192; Phys. Usp., 43:2 (2000), 181–184
S. G. Ovchinnikov, “Application of synchrotron radiation to the study of magnetic materials”, UFN, 169:8 (1999), 869–887; Phys. Usp., 42:8 (1999), 779–796
S. G. Ovchinnikov, “Quasiparticles in strongly correlated electron systems in copper oxides”, UFN, 167:10 (1997), 1043–1068; Phys. Usp., 40:10 (1997), 993–1017
A. D. Balaev, V. V. Val'kov, V. A. Gavrichkov, N. B. Ivanova, S. G. Ovchinnikov, V. K. Chernov, “Quantum oscillations of resistance and magnetization in magnetic semiconductors and semimetals”, UFN, 167:9 (1997), 1016–1019; Phys. Usp., 40:9 (1997), 966–969
G. V. Loseva, G. M. Mukoed, S. G. Ovchinnikov, L. I. Ryabinkina, “Electric and magnetic properties of $\mathrm{MeS}\cdot \mathrm{Fe}_{2}\mathrm{O}_{3}$ oxysulfides”, Fizika Tverdogo Tela, 34:6 (1992), 1765–1769
1991
83.
G. V. Loseva, L. I. Ryabinkina, S. G. Ovchinnikov, “Metal– dielectric concentration transition and magnetic order in $\mathrm{Fe}_{x}\mathrm{Mn}_{1-x}\mathrm{S}$ system”, Fizika Tverdogo Tela, 33:11 (1991), 3420–3422
84.
S. G. Ovchinnikov, O. G. Petrakovskogo, “Magnetic properties of an easy-axis antiferromagnetic chain in the quantum Monte Carlo method”, Fizika Tverdogo Tela, 33:4 (1991), 1061–1068
85.
N. A. Drokin, S. G. Ovchinnikov, “PROPERTIES OF NONMAGNETIC-FE3O4 MAGNETIC SEMICONDUCTOR HETEROSTRUCTURE
IN METAL-DIELECTRIC JUNCTIONS”, Zhurnal Tekhnicheskoi Fiziki, 61:6 (1991), 201–203
1990
86.
V. A. Gavrichkov, M. Sh. Erukhimov, S. G. Ovchinnikov, “Density of states and light absorption in the ferromagnetic semiconductor $\mathrm{CdCr}_{2}\mathrm{S}_{4}$”, Fizika Tverdogo Tela, 32:10 (1990), 2931–2932
87.
V. V. Val'kov, S. G. Ovchinnikov, O. G. Petrakovskogo, “Excitation spectrum of dimerized antiferromagnetic Heisenberg chain”, Fizika Tverdogo Tela, 32:7 (1990), 2001–2003
1989
88.
V. V. Val'kov, G. N. Matsuleva, S. G. Ovchinnikov, “Effect of strong crystalline field on the spectral properties of magnets with biquadratic exchange”, Fizika Tverdogo Tela, 31:6 (1989), 60–68
89.
M. Sh. Erukhimov, S. G. Ovchinnikov, S. I. Yakhimovich, “Exact quasiparticle spectrum in a ferromagnetic semiconductor within the Anderson periodic model”, Fizika Tverdogo Tela, 31:5 (1989), 52–57
90.
G. V. Loseva, L. I. Ryabinkina, S. G. Ovchinnikov, “Metal–insulator transition and antiferromagnetic order in $\mathrm{Cr}_{x}\mathrm{Mn}_{1-x}\mathrm{S}$”, Fizika Tverdogo Tela, 31:3 (1989), 45–49
91.
M. Sh. Erukhimov, S. G. Ovchinnikov, “Impurity states and resonance properties of ferromagnetic semiconductors”, Fizika Tverdogo Tela, 31:1 (1989), 33–39
1988
92.
V. V. Val'kov, S. G. Ovchinnikov, O. G. Petrakovskogo, “Two-magnon excitation spectrum in an easy axis quasi two-dimensional ferromagnet”, Fizika Tverdogo Tela, 30:10 (1988), 3044–3047
93.
A. I. Nesterov, S. G. Ovchinnikov, “Acoustic wave amplification in fast crystallization”, Fizika Tverdogo Tela, 30:1 (1988), 184–186
94.
A. I. Nesterov, S. G. Ovchinnikov, “Gauge theory of amorphous magnets”, TMF, 76:1 (1988), 58–65; Theoret. and Math. Phys., 76:1 (1988), 704–709
1987
95.
S. G. Ovchinnikov, N. G. Cherkunova, “Dielectric constant of thin magnetite films in the low temperature phase”, Fizika Tverdogo Tela, 29:11 (1987), 3516–3518
96.
S. G. Ovchinnikov, O. G. Petrakovskogo, “Spin-wave theory of easy-axis quasitwo-dimensional Heisenberg antiferromagnets”, Fizika Tverdogo Tela, 29:6 (1987), 1866–1868
97.
S. G. Ovchinnikov, “Metal-exciton insulator transition in magnetite”, Fizika Tverdogo Tela, 29:6 (1987), 1758–1762
98.
N. A. Drokin, S. G. Ovchinnikov, L. I. Ryabinkina, “Photoconductivity of $\alpha$-$\mathrm{MnS}$ and $\mathrm{MnO}$”, Fizika Tverdogo Tela, 29:6 (1987), 1625–1628
99.
V. A. Gavrichkov, M. Sh. Erukhimov, S. G. Ovchinnikov, “Density of states and absorption spectrum of the ferromagnetic semiconductor $\mathrm{HgCr}_{2}\mathrm{Se}_{4}$”, Fizika Tverdogo Tela, 29:2 (1987), 527–529
1986
100.
M. Sh. Erukhimov, S. G. Ovchinnikov, “Carrier energy fluctuation shift in wide-gap antiferromagnetic semiconductors”, Fizika Tverdogo Tela, 28:8 (1986), 2306–2309
101.
G. V. Loseva, S. G. Ovchinnikov, L. I. Ryabinkina, “Specific features of electric conduction in $\alpha$-$\mathrm{Mn}_{x}\mathrm{S}$ antiferromagnetic semiconductors”, Fizika Tverdogo Tela, 28:7 (1986), 2048–2052
102.
M. SH. Erukhimov, S. G. Ovchinnikov, “Elementary excitations in anisotropic narrow-band magnetic semiconductors”, TMF, 67:2 (1986), 237–251; Theoret. and Math. Phys., 67:2 (1986), 473–482
103.
R. O. Zaitsev, E. V. Kuz'min, S. G. Ovchinnikov, “Ïîïðàâêè ê ñòàòüå “Îñíîâíûå ïðåäñòàâëåíèÿ î ïåðåõîäàõ ìåòàëë-äèýëåêòðèê â ñîåäèíåíèÿõ 3d-ìåòàëëîâ””, UFN, 149:2 (1986), 356
104.
R. O. Zaitsev, E. V. Kuz'min, S. G. Ovchinnikov, “Fundamental ideas on metal-dielectric transitions in 3d-metal compounds”, UFN, 148:4 (1986), 603–636; Phys. Usp., 29:4 (1986), 322–342
M. Sh. Erukhimov, S. G. Ovchinnikov, V. A. Gavrichkov, V. I. Ponomarev, “Spin fluctuation effect on absorption spectrum of magnetic semiconductor”, Fizika Tverdogo Tela, 27:12 (1985), 3628–3634
106.
S. G. Ovchinnikov, I. S. Sandalov, N. G. Cherkunova, “Vervey point oscillations in magnetite film in strong electric field”, Fizika Tverdogo Tela, 27:11 (1985), 3487–3490
T. A. Val'kova, S. G. Ovchinnikov, “Quantum peculiarities of magnetic susceptibility of anisotropic ferromagnets”, Fizika Tverdogo Tela, 27:1 (1985), 241–242
1984
108.
M. M. Kucherov, S. G. Ovchinnikov, “Some peculiarities of NMR in ferromagnetics with mixed valency”, Fizika Tverdogo Tela, 26:2 (1984), 490–495
1983
109.
G. V. Loseva, L. I. Ryabinkina, S. G. Ovchinnikov, O. A. Bayukov, “Metal–dielectric transition in the $\mathrm{Fe}_{x}\mathrm{Mn}_{1-x}\mathrm{S}$ system”, Fizika Tverdogo Tela, 25:12 (1983), 3717–3719
110.
G. V. Loseva, G. M. Abramova, S. G. Ovchinnikov, “Metal-nonmetal transition in vanadium monosulfide”, Fizika Tverdogo Tela, 25:10 (1983), 3165–3167
111.
E. V. Babkin, N. G. Cherkunova, S. G. Ovchinnikov, V. V. Val'kov, “Quantum size effect in magnetite thin films”, Fizika Tverdogo Tela, 25:6 (1983), 1896–1898
V. V. Val'kov, S. G. Ovchinnikov, “Hubbard operators and spin-wave theory of Heisenberg magnets with arbitrary spin”, TMF, 50:3 (1982), 466–476; Theoret. and Math. Phys., 50:3 (1982), 306–313
E. V. Kuz'min, S. G. Ovchinnikov, “Electron correlations in a Hubbard antiferromagnetic semiconductor. Weak coupling”, TMF, 31:3 (1977), 379–391; Theoret. and Math. Phys., 31:3 (1977), 523–531
A. F. Andreev, V. G. Bar'yakhtar, A. V. Vedyaev, V. L. Ginzburg, Yu. V. Gulyaev, V. E. Zil'bervarg, Yu. A. Izyumov, I. K. Kamilov, K. I. Kugel', S. G. Ovchinnikov, D. I. Khomskii, V. G. Shavrov, “In memory of Eduard Leonovich Nagaev”, UFN, 172:5 (2002), 615–616; Phys. Usp., 45:5 (2002), 565–566
1985
115.
K. S. Aleksandrov, S. G. Ovchinnikov, “Ôàçîâûå ïåðåõîäû I ðîäà è êðèòè÷åñêèå ÿâëåíèÿ â îãðàíè÷åííûõ ñèñòåìàõ”, UFN, 146:4 (1985), 724
Black hole uniqueness theorems in AdS5 S. G. Ovchinnikov Seminar by I. Ya. Aref'eva "Perspective directions in quantum field theory and superstrings" February 19, 2024 16:00
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