Dr. Michael P. Bubnov

Leading researcher
bmp@iomc.ras.ru

Russian version

Michael P. Bubnov was born May 27, 1963 in Gorky city (now Nizhny Novgorod), graduated from the Chemical Faculty of the N. I. Lobachevsky Gorky State University in 1985, defended his PhD thesis ” Synthesis, physical and chemical properties of polysemiquinonato complexes of cobalt and nickel. Reversible intramolecular electron transfer in bis-semiquinonato cobalt complexes” in 1993, defended his doctoral thesis “Complexes of late transition metals with o-quinone, o-iminoquinone ligands. Synthesis, structure, properties” in 2012.

From 1985 to the present, M. P. Bubnov has worked as a trainee researcher, junior – senior -leading researcher at the Institute of Chemistry of the USSR Academy of Sciences (Gorky) –Razuvaev Institute of Organometallic Chemistry of the Russian Academy of Sciences (Nizhny Novgorod).

Scientific Interests

• Valent tautomeric (redox-isomeric) complexes of transition metals, Synthesis, structures, properties. Valent tautomeric (VT) transformations, parameters, hysteresis, phase transitions, thermodymanics. Potential applications of VT complexes, electrical conductivity, sensors ets.
• Photo-/thermomechanical effect on the crystals of o-semiquinonato complexes of transition metals. Crystal growth, structure, polymorphism.
• Molecular magnetism. High spin complex molecules with o-semiquinones, magnetic interactions, correlations structure – magnetic property.
• Structural dynamics of o-semiquinonato complexes in solution, EPR study, spin labels.

He is the author of more than 70 scientific articles and supervisor of two PhD theses.

The Main Publications

1. G.A.Abakumov, V.K.Cherkasov, O.G.Ellert, Zh.V.Dobrokhotova, L.N.Zakharov, Yu.T.Struchkov, Redox-isomerism of paramagnetic o-semiquinonato cobalt complexes in solid phase. Investigation of complexes bpyCo(SQ)2 by x-ray structurals study, magnetometry, EPR and scanning calorimetry. Dokl. Acad. Nauk, 1993, 328, N3, 332-335.
2. G.A.Abakumov, V.K.Cherkasov, O.G.Ellert, Yu. V.Rakitin, Ю.В., L.N.Zakharov, Yu.T.Struchkov, Yu.N.Saf’anov, Synthesis, molecular structure and magnetic properties of bis-(3,6-di-tert-butyl-o-semiquinonato)nickel(II) and copper(II), Rus.Chem.Bull. 1992, N10, 2315-2323.
3. B. V. Lebedev, N. N. Smirnova, G. A. Abakumov, V. K. Cherkasov, M. P. Bubnov, Thermodynamic properties of paramagnetic bis-o-semiquinonic cobalt complex with, α,α’-dipyridyl between T 0 and T=350 K, The Journal of Chemical Thermodynamics 2002, V 34, № 12, 2093-2103.
4. I.N. Markevtsev, M.P. Monakhov, V.V. Platonov, A.S. Mischenko, A.K. Zvezdin, G.A. Abakumov, V.K. Cherkasov, Field-induced spin phase transition in a Co complex, Journal of Magnetism and Magnetic Materials, 2006, V. 300, Issue 1, e407-e410.
5. Alexey A. Zolotukhin, Michael P. Bubnov, Alla V. Arapova, Georgy K. Fukin, Roman V. Rumyantcev, Artem S. Bogomyakov, Alexander V. Knyazev, Vladimir K. Cherkasov, The valence tautomeric interconversion in bis-dioxolene cobalt complex with imino-pyridine functionalized by TEMPO moiety. Phase transition coupled with monocrystals destruction. Inorg. Chem. 2017, 56, 14751−14754
6. K.A. Kozhanov, M.P. Bubnov, I.A. Teplova, G.A. Abakumov, V.K. Cherkasov, Carbonyl o-semiqunonato rhodium complexes with diphosphine ligands. Effect of diphosphine bite angle on reactivity and dynamic processes in their coordination sphere. EPR study. Journal of Molecular Structure 2017, 1147, 541-548
7. Michael P. Bubnov, Irina A. Teplova, Eugenia A. Kopylova, Konstantin A. Kozhanov, Artem S. Bogomyakov, Marina V. Petrova, Vitaly A. Morozov, Victor I. Ovcharenko, Vladimir K. Cherkasov, Ferromagnetic Coupling in the Heterospin Bis-Catecholato−Manganese(IV) Complex with Pyridine Substituted by Nitronylnitroxide. Inorg. Chem. 2017, 56, 2426−2431
8. Michael Bubnov, Anna Cherkasova, Irina Teplova, Eugenia Kopylova, Georgy Fukin, Maxim Samsonov, Artem Bogomyakov, Sergey Fokin, Galina Romanenko, Vladimir Cherkasov, Viсtor Ovcharenko, Bis-o-semiquinonato nickel complexes with pyridine and pyridine modified by nitronyl-nitroxide moiety. Polyhedron 119 (2016) 317–324
9. Michael P. Bubnov, Nina A. Skorodumova, Alla V. Arapova, Natalia N. Smirnova, Maxim A. Samsonov, Georgy K. Fukin, Vladimir K. Cherkasov, Gleb A. Abakumov, Lattice-Modulated Phase Transition Coupled with Redox-Isomeric Interconversion of o-Semiquinone-Catecholato into Bis(o-semiquinonato) Cobalt Complexes. Inorg. Chem. 2015, 54, 7767−7773
10. Alexey A. Zolotukhin, Michael P. Bubnov, Artem S. Bogomyakov, Natalia A. Protasenko, Georgy K. Fukin, Ivan D. Grishin, Vladimir K. Cherkasov, Binuclear bis(o-semiquinonato)cobalt(II) complexes with bridging tetradentate N-donor ligand. Inorganica Chimica Acta 440 (2016) 16–20
11. Michael Bubnov, Nina Skorodumova, Alla Arapova, Natalya Smirnova, Artem Bogomyakov, Maxim Samsonov, Vladimir Cherkasov and Gleb Abakumov, New bis-o-semiquinonato cobalt complexes with 1,10-phenanthroline ligands. Polyhedron 85 (2015) 165–171
12. M. P. Bubnov, N. A. Skorodumova, A. A. Zolotukhin, A. V. Arapova, E. V. Baranov, A. Stritt, A. Ünal, A. Grohmann, F. W. Heinemann, A. S. Bogomyakov, N. N. Smirnova, V. K. Cherkasov, G. A. Abakumov, Novel Dinuclear Redox-isomeric Complexes with a Tetrapodal Pyridine-based Ligand. Z. Anorg. Allg. Chem., 2014, 640, (11), 2177–2182
13. M. Bubnov,, I. Teplova, K. Kozhanov, R. Rumyantcev, G. Fukin, A. Bogomyakov, V. Cherkasov, Novel bis-catecholato heterospin manganese complexes, Inorganica Chimica Acta 486 (2019) 113–118; https://doi.org/10.1016/j.ica.2018.10.024
14. M. Bubnov, I. Teplova; A.Cherkasova; E. Baranov; G. Fukin; G. Romanenko; A. Bogomyakov; A. Starikov; V. Cherkasov; G. Abakumov, Metal-ligand ferromagnetic exchange interactions in heteroligand bis-o-semiquinonato nickel complexes with 2,2′-dipyridine and 1,10-phenanthroline, Polyhedron 2019, 158, 262-269, https://doi.org/10.1016/j.poly.2018.10.071
15. M. P. Bubnov, K. A. Kozhanov, N. A. Skorodumova, I. A. Teplova, V. K. Cherkasov, A. V. Piskunov, E. V. Baranov, G. K. Fukin, A. S. Bogomyakov, Ate-complexes of tris-dioxolene tin anion with nickel (or cobalt) bis-(2,2’-dipyridine)-dioxolene cation. EPR study of spin migration dynamics. Solvent and counterion effects. Journal of Molecular Structure, 1180 (2019) 878-887, https://doi.org/10.1016/j.molstruc.2018.11.080
16. Alexey Zolotukhin, Artem Bogomyakov, Evgeny Baranov, Michael Bubnov, Vladimir Cherkasov, Heterospin bis(dioxolene)manganese complexes with iminopyridine ligands. The effect of ancillary ligand on the charge distribution in the complex, Inorganica Chimica Acta 488, 2019, 278-284, https://doi.org/10.1016/j.ica.2019.01.032
17. Michael P. Bubnov, Vladimir K. Cherkasov, Irina A. Teplova, Nickolay O. Druzhkov, Ivan D. Grishin, Evgenii V. Baranov, Artem S. Bogomyakov, Gleb. A. Abakumov, Novel dioxolene nickel complexes with sterically hindered diazabutadienes. Coupling of aza-ligands coordinated to nickel Dalton Trans., 2019, 48, 10516, DOI: 10.1039/c9dt01309a
18. Alexey Markin, Natalia Smirnova, Vladimir Fomin, Alexey Zolotukhin, Alla Arapova, Michael Bubnov, Vladimir Cherkasov, Thermodynamics of bis-dioxolene cobalt complex with imino-pyridine functionalized by TEMPO moiety, J. Chem. Thermodynamics 142 (2020) 105971, DOI: 10.1016/j.jct.2019.105971
19. Alexey A. Zolotukhin, Michael P. Bubnov, Artem S. Bogomyakov, Anton V. Cherkasov, Georgy Fukin, Vladimir K. Cherkasov, Binuclear iminopyridine-bridged 3d late transition metal complexes with o-semiquinones, Inorganica Chimica Acta, 502 (2020) 119346, https://doi.org/10.1016/j.ica.2019.119346
20. Michael P. Bubnov, Konstantin A. Kozhanov, Nina A. Skorodumova, Vladimir K. Cherkasov, Photo- and Thermosensitive Molecular Crystals. Valence Tautomeric Interconversion as the Cause of the Photomechanical Effect in Crystals of Bis(dioxolene)cobalt Complex, Inorg. Chem. 2020, 59, 6679−6683, https://dx.doi.org/10.1021/acs.inorgchem.0c00547
21. Alexey Zolotukhin, Anastasiya Korshunova; Michael Bubnov; Artem Bogomyakov; Evgeny Baranov; Vladimir Cherkasov, Nickel(II) and cobalt(III) bis(dioxolene) complexes with di(2-pyridyl)imine ligands: synthesis and magnetic properties, Inorganica Chimica Acta 512 (2020) 1198693, https://doi.org/10.1016/j.ica.2020.119869
22. Roman V. Rumyantcev, Georgy K. Fukin, Galina V. Romanenko, Irina A. Teplova, Michael P. Bubnov, and Vladimir K. Cherkasov, Single Crystal X-ray Diffraction Studies of Two Polymorphic Modifications of the Dicarbonyl-o-Semiquinonato Rhodium Complex at Different Temperatures. Destruction Stimulated by Cooling Versus Stability, ACS Omega 2020 5 (50), 32792-32799 DOI: 10.1021/acsomega.0c05344