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Aleksandra Savina

Senior Research Scientist
Center for Energy Science and Technology

Supervisor: Artem Abakumov

Synthesis, crystallographic and electrochemical characterization of multipolyanion cathode materials for Li-ion, Na-ion and K-ion rechargeable batteries.

Electrode materials are crucial components of the rechargeable battery which define its energy and power characteristics, cycle life and safety. Search, design and synthesis of novel electrode materials with enhanced parameters can bring the battery performance on a new level.

  1. Savina A.A., Morozov V.A., Buzlukov A.L., Arapova I.Yu., Stefanovich S.Yu., Baklanova Y.V., Denisova T.A., Medvedeva N.I., Bardet M., Hadermann J., Lazoryak B.I., Khaikina E.G. New solid electrolyte Na9Al(MoO4)6: Structure and Na+ ion conductivity // Chem. Mater. 2017. 29. P. 8901–8913. DOI: 1021/acs.chemmater.7b03989
  2. Savina A.A., Solodovnikov S.F., Belov D.A., Solodovnikova Z.A., Stefanovich S.Yu., Lazoryak B.I., Khaikina E.G. New alluaudite-related triple molybdates Na25Cs8R5(MoO4)24 (R = Sc, In): synthesis, crystal structures and properties // New J. Chem. 41. P. 5450–5457. DOI: 10.1039/C7NJ00202E
  3. Solodovnikov S.F., Solodovnikova Z.A., Zolotova E.S., Kadyrova Yu.M., Savina A.A., Stefanovich S.Yu., Khaikina E.G. Cs3LiZn2(WO4)4 and Rb3Li2Ga(MoO4)4: different filled derivatives of the cation-deficient Cs6Zn5(MoO4)8 structure // Acta Cryst. 2017. C73. P. 946–952. DOI: 10.1107/S205322961701378X
  4. Spiridonova T.S., Solodovnikov S.F., Savina A.A., Solodovnikova Z.A., Stefanovich S.Y., Lazoryak B.I., Korolkov I.V., Khaikina E.G. Synthesis, crystal structures and properties of the new compounds K7–xAg1+x(XO4)4 (X = Mo, W) // Acta Cryst. 2017. C73. P. 1071–1077. DOI: 1107/S2053229617015674
  5. Kotova I.Yu., Savina A.A., Khaikina E.G. Crystal structure of new triple molybdate AgMg3Ga(MoO4)5 from Rietveld refinement // Powder Diffraction. 2017. 32, P. 255–260. DOI: 1017/S0885715617000811
  6. Kotova, I.Yu., Solodovnikov S.F., Solodovnikova Z.A., Belov D.A., Stefanovich S.Yu., Savina A.A., Khaikina E.G. New series of triple molybdates AgA3R(MoO4)5 (A = Mg, R = Cr, Fe; A = Mn, R = Al, Cr, Fe, Sc, In) with framework structures and mobile silver ion sublattices // J. Solid State Chem. 2016. P. 121–128. DOI: 10.1016/j.jssc.2016.03.003
  7. Savina, A.A., Atuchin V.V., Solodovnikov S.F., Solodovnikova Z.A., Krylov A.S., Maximovskiy E.A., Molokeev M.S., Oreshonkov A.S., Pugachev A.M., Khaikina E.G. Synthesis, structural and spectroscopic properties of acentric triple molybdate Cs2NaBi(MoO4)3 // J. Solid State Chem. 2015. 225. P. 53–58. DOI: 1016/j.jssc.2014.11.023
  8. Khaikina, E.G. Solodovnikov S.F., Basovich O.M., Solodovnikova Z.A., Kadyrova Y.M., Savina A.A., Zolotova E.S., Yudin V.N., Spiridonova T.S. Triple molybdates one-, one-, and three(two)valence metals // Chimica Techno Acta. 2015. 2. P. 356–372. DOI: 10.15826/chimtech.2015.2.4.032
  9. Savina A.A., Solodovnikov S.F., Belov D.A., Basovich O.M., Solodovnikova Z.A., Pokholok K.V., Stefanovich S.Yu., Lazoryak B.I.,
    Khaikina E.G. Synthesis, crystal structure and properties of alluaudite-like triple molybdate Na25Cs8Fe5(MoO4)24 // J. Solid State Chem. 2014. P. 217–220. DOI: 10.1016/j.jssc.2014.09.004
  10. Savina A.A., Solodovnikov S.F., Basovich O.M., Solodovnikova Z.A., Belov D.A., Pokholok K.V., Gudkova I.A., Stefanovich S.Yu., Lazoryak B.I., Khaikina E.G. New double molybdate Na9Fe(MoO4)6: synthesis, structure, properties // J. Solid State Chem. 2013. P. 149–153. DOI: 10.1016/j.jssc.2013.07.007
  11. Savina A.A., Morozov V.A., Basovich O.M., Khaikina E.G., Lazoryak B.I. The double molybdate Na9Sc(MoO4)6 refined from powder XRD data // Acta Cryst. 2013. C69. P. 1301–1303. DOI: 1107/S010827011302862X

Dec 13, 2013: The PhD degree in chemistry (Specializations: Inorganic Chemistry, Solid State Chemistry). Theme: “Synthesis, Structure and Properties of New Compounds in the Systems Na2MoO4–Cs2MoO4R2(MoO4)3 (R – trivalent metal)”. Chemistry Department, Lomonosov Moscow State University

Inorganic chemistry, synthesis of inorganic materials, solid state chemistry of oxide materials, oxide ceramics for high temperature electrochemistry applications, oxide materials for energy storage applications, cathode materials for metal-ion batteries,  characterisation of novel functional materials.