Changes in electronic structure upon lithium insertion into the A-site deficient perovskite type oxides (Li,La)TiO3

Article Abstract:

The variation of the electronic structure accompanying the electrochemical lithium insertion into the perovskite type oxide, (Li,La)TiO3, was investigated by X-ray absorption spectroscopy. The results indicated that the oxidation states of La were unchanged through the electrochemical lithium insertion, while electronic structural change was observed around Ti and O ion.

Author: Yamamoto, Masahiro, Wakihara, Masataka, Nakayama, Masanobu, Uchimoto, Yoshiharu, Usui, Tatsuya
Titanium compounds

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Study on the AC impedance spectroscopy for the Li Insertion Reaction of Li(sub x)La(sub 1/3)NbO(sub3) at the electrode-electrolyte interface

Article Abstract:

The behavior of two impedance components as functions of composition x, electrolyte concentration and temperature investigates the elemental reaction mechanism by the phenom-enological interpretation. By using 'adatom model' one can interpret the reaction process occurring at electrode/electrolyte interface without contradiction.

Author: Ikuta, Hiromasa, Wakihara, Masataka, Nakayama, Masanobu, Uchimoto, Yoshiharu
Analysis, Usage, Electrolytes, Impedance spectroscopy

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Surfactant-templated TiO2 (anatase): characteristic features of lithium insertion electrochemistry in organized nanostructures

Article Abstract:

A first electrochemical investigation of mesophorous anatase templated by poly block copolymers is conducted. A most striking effect was the occurrence of the two new pairs of peaks which act as indicators of mesoscopic ordering of the skeleton in cyclic voltammograms in Li(super +) containing electrolyte solutions.

Author: Kavan, Ladislav, Rathousky, Jiri, Gratzel, Micheal, Shklover, Valery, Zukal, Arnost
Titanium dioxide

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Subjects list: Research, Electric properties, Electrochemistry, Lithium compounds, Chemical properties, Chemistry, Physical and theoretical, Physical chemistry
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