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Article
Ultrafast anode for high voltage aqueous Li-ion batteries
Clustered Mo sulfide Mo6S8 (Chevrel phase) demonstrates outstandingly high rate capability in contact with concentrated aqueous Li2SO4 solutions. Slow galvanostatic cycling can be performed with good Faradaic eff...
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Article
A review on the problems of the solid state ions diffusion in cathodes for rechargeable Mg batteries
This work summarizes the results of our studies devoted to Mg ions mobility in Chevrel phases (CPs), MxMo6T8 (M – metal, T = S, Se) and presents our vision of the problem of multivalent ions’ diffusion in interca...
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Article
Kinetics of electrochemically induced phase transitions in ion-insertion electrodes and the chemical diffusion coefficient
In this paper, we report on the study, by numerical simulations, of the effect of slow external kinetics steps on the dynamics of electrochemically induced phase transitions in ion-insertion electrode material...
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Article
The application of electroanalytical methods to the analysis of phase transitions during intercalation of ions into electrodes
Mechanisms of first-order phase transition induced by electrochemical intercalation of Li ions into composite graphite electrode are studied both theoretically, in the framework of lattice gas models, and expe...
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Article
The 60th birthday of Mikhail A. Vorotyntsev
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Article
The effect of milling on the performance of a Mo6S8 Chevrel phase as a cathode material for rechargeable Mg batteries
In the present study, we explored how milling Mo6S8 Chevrel phase in inert or air atmosphere affects their electrochemical behavior as a Mg-ion insertion material for rechargeable Mg batteries. Electrochemical to...
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Article
Effect of the Structure of Nonuniform Conducting Polymer Films on Their Electrochemical Impedance Response
Electrochemical impedance spectroscopy is used to characterize thin p-doped polypyrrole (PPy) films in propylene carbonate (PC) solutions and poly(trifluorophenyl)thiophene (PTFPT), in solutions based on sulfolan...
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Article
Noteworthy electroanalytical features of the stage 4 to stage 3 phase transition in lithiated graphite
A careful study of electrochemical lithiation of a composite graphite electrode at elevated temperatures was performed using a potentiostatic intermittent titration technique. Special emphasis was placed on th...
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Article
Behavior of lithiated graphite electrodes comprising silica based binder
Graphite electrodes comprising silica binder were tested in ethylene carbonate–dimethyl carbonate (EC–DMC), propylene carbonate and tetrahydrofuran solutions. The electrochemical behavior of these electrodes w...
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Article
On the Electroanalytical Characterization of LixCoO2, LixNiO2 and LiMn2O4 (Spinel) Electrodes in Repeated Lithium Intercalation-Deintercalation Processes
This paper reports on electroanalytical studies of the intercalation-deintercalation of lithium into lithiated transition metal oxides which are used as cathodes for Li ion batteries. These include LixCoO2 LixNiO
