General and Inorganic Chemistry

Head of the Department

onh Timoshkin AYuAlexey Y. Timoshkin, Ph.D, Associate Professor

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Room 3154

Phone +7 (812) 4284071

 

Laboratory of high temperature chemistry

Work in the laboratory is devoted to high temperature chemistry of inorganic compounds. Forms and reactivity of gaseous compounds, chemical transport reactions, chemical vapor deposition processes are studied both experimentally and theoretically.

Head of the Laboratory – Alexey Y. Timoshkin, Ph.D., associate professor

Tatiana N. Sevastianova, Ph.D., associate professor

Elena I. Davydova, Ph.D., associate professor

Current research topic

  • Structure-thermodynamic approach to high temperature chemistry of coordination compounds.

Group of high temperature mass spectrometry

Research activity of the group is aimed at the study of the thermodynamic properties of gaseous oxyacid salts and complex oxide systems allowing to improve the existing thermodynamic databases and essential for the development of new inorganic composites with special thermal properties.

Group leader – Sergei I. Lopatin, D.Sc., Professor

Valentina L. Stolyarova, D.Sc., Professor, corresponding member of the Russian Academy of Sciences

Sergei M. Shugurov, Ph.D., associate professor

Aleksandr D. Misharev, Ph.D., Senior Scientific Researcher

Andrei L. Shilov, Ph.D., Dr. Tech. Sci., Research Engineer

Lyudmila A. Fokina, Engineer

Main areas of the researches

Mass spectrometric study of the vaporization processes of inorganic compounds at temperatures up to 3000 K. Determining of the thermodynamic properties of gaseous oxides of chemical elements and of the oxyacid salts. The study of the vaporization processes and thermal destruction of heat-resistant construction materials.

Mass spectrometric study of high volatile inorganic and organic substances. Determining of molecular masses and structures of different compounds, including inorganic adducts, and calculation of energies of chemical bonds.

Laboratory of solid state magnetochemistry

Complex oxide systems, their electron structure, magnetic and electrical properties are studied in the laboratory. In particular these are the structures of perovskite-like oxide systems demonstrating practically important physical properties – colossal magnetoresistance and electron-ionic conductivity and optimizing the composition of ceramic materials based on them.

Head of the Laboratory – Natalia V. Chezhina, D.Sc., Professor

Anna V. Fedorova, Ph.D., associate professor

Dmitry Korolev, Ph.D., associate professor

Group of synthesis and investigation of nanoparticles and nanostructured materials

The main focuses of scientific work are the studying of the mechanism of nanoparticles formation in aqueous and non-aqueous solutions, and the using of heteroepitaxial processes and surfactants for regulation of the stage of nucleation and breakage of the chain of chemical transformations.

Regulation of magnetic and physico-chemical properties of CrO2 nanopowders for magnetic registering media and electronics;

Magnetic nanoparticles (γ-Fe2O3, Fe3O4) for biomedical applications (magnetic resonance imaging, hyperthermia);

Research of synthesis methods of the obtaining of metallic and polymetallic nanoparticles (Ni, Fe and other) with the desired characteristics for magnetic recording media and catalysis;

Synthesis of hydroxyapatite nanoparticles with various morphology for bone tissue engineering;

Research of synthesis methods of VO2 nanoparticles of various size and studying of characteristics of semimetal- metal phase transition in nano-size materials.

Group leader – Mikhail G. Osmolowsky, Ph.D., associate professor

Natalia P. Bobrysheva, Ph.D., associate professor

Kirill Yu. Chervonenko, Research engineer

Georgii V. Kozhaev, Research engineer

Sergei V. Gordeev, Ph.D., Senior Scientific Researcher, associate professor (Department of Physics)


X-Ray Laboratory

The main task of the Laboratory is to study the composition and structure of natural and synthetic organic as well as coordination crystalline compounds.

Head of the Laboratory – Galina L. Starova, Ph.D., associate professor

Vladislav V. Gurzhiy, Ph.D., associate professor (Department of Geology)

Main research areas

  • Providing the research work with the powder and single crystal XRD analysis, unique crystal chemical wide profile researches.
  • Structural investigation of non-stoichiometric chalcogenides and transition metals oxides, decay and ordering in solid solutions.
  • Single crystal XRD analysis, crystal chemistry, structure / properties relationship.
  • Superstructures, the development of the homometric structures theory and theory on the derived structures.
  • Studying of isovalent and heterovalent isomorphism in the crystal structures of ionic solid solutions and stoichiometric compounds.

Laboratory of coordination chemistry

Manifold coordination compounds, including those possessing practically important catalytic and photoluminescent properties, are synthesized in the laboratory. The synthesized compounds are characterized by a wide set of physical methods - X-ray crystal analysis, mass-spectrometry, electronic spectroscopy, IR spectroscopy, and polynuclear NMR spectroscopy. Such a wide set of methods makes it possible to understand roles of transition metal atoms and of various ligands in chemical behavior of complex compounds.

Head of the Laboratory – Alexei B. Nikol’skii, D. Sci., Professor

Main areas of research

Quantum-mechanical simulation of transition metal complexes in ground and electron-excited states, intramolecular electron transfer in extended mononuclear and bridged polynuclear systems. Development of calculation methods and software focused on description of interfragment interactions in the complicated molecular and supramolecular coordination compounds, including multicenter polymetallic complexes and clusters. Analysis of the electronic structure of coordination compounds in electron-excited states.

Vladimir V. Sizov, Ph.D., associate professor

Structure, state of chemical bonds and water molecules in coordination compounds of platinum metals. Energy of formation of transition metal molecular complexes in non-aqueous solutions.

Yurii V. Kondrat’ev, D. Sci., Professor

Vasilii D. Khripun., Ph.D., associate professor

Transition Metal Cluster Chemistry Group

Research work of the group is directed to the development of the methods for the synthesis of transition metal cluster compounds, and to the study of their structure, reactivity, and physicochemical properties, and also to the synthesis of compounds for optical bio-molecular visualization.

http://tmc-lab.chem.spbu.ru/

Group leader – Sergei P. Tunik, D. Sci., Professor

Igor O. Koshevoy, Ph.D., Senior Scientific Researcher

Elena V. Grachova, Ph.D., associate professor

Solution Chemistry Laboratory

Different aspects of chemistry of aqueous and non-aqueous electrolyte solutions are studied including the effect of interactions in solutions on the solid phase formation, composition and structure of compounds equilibrated with liquid phase.

Head of the Laboratory – Kim A. Burkov, D.Sc., Professor

Mikhail Yu. Skripkin, Ph.D., Associated Professor

Andrey G. Kudrev, Ph.D., Senior Scientific Researcher

Olga N. Pestova, Ph.D., Senior Lector

Andrey Yu. Efimov, Ph.D., Scientific Researcher

The principal fields of study

  • Solvatation, hydrolysis and complex formation in electrolyte solutions;
  • Structure of aqueous electrolyte solutiuons;
  • Microheterogenity phenomena in concentrated solutions;
  • Effect of interactions in solutions on solid phase formation;
  • Molecular spectroscopy (IR, Raman) of aqueous solutions;
  • Bioinorganic chemistry; interaction of metal ions with nucleic acids;
  • Chemometric analysis of experimental data.

Practicum of Inorganic Synthesis

Synthesis and photochemistry of inorganic compounds.

Head of the Practicum – ...

Ekaterina K. Chernjaeva, Engineer