Galiguzova S. Physical and chemical processes of electrochemical intercalation of Li+ in Zn - deputized lithium - ferrous spinel

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0410U002943

Applicant for

Specialization

  • 01.04.24 - Фізика колоїдних систем

04-06-2010

Specialized Academic Board

Д 20.051.06

Kolomyia Educational-Scientific Institute The Vasyl Stefanyk Precarpathian National University

Essay

The complex analysis of pure and Zn-substituted lithium-iron spinels as cathodes of lithium power sourses is carried out in thesis on the basis of X-ray structural, m?ssbauer, impedance and electrochemical researches. The connection is set between modification of crystalline structure and phase composition due to the synthesis alloying of Zn2+ and electrochemical properties of Li0,5Fe2,5-уZnуO4 nonstoichiometric oxides. It is shown that superequipping in the octahedral co-ordinated cathion subsystem of lithium ferrit standards is instrumental in growth of maximal Li+ intercalation introduction in unfilled tetraedral emptinesses of spinel.

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