Formation of nanocrystalline tetragonal oxide tungsten bronzes on platinum


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Аннотация

Cyclic voltammetry is used to study the formation of tetragonal oxide tungsten bronze of the composition KxNayWO3 on a Pt(110) substrate during electrodeposition from a K2WO4–Na2WO4–WO3 melt. The potential ranges in which cathode products of various compositions and morphologies form are found. KxNa(0.66–x)WO3 crystals are shown to form according to the nucleation/growth mechanism. A general scheme is proposed and used to write equations for cathode reactions.

Авторлар туралы

A. Kosov

Institute of High-Temperature Electrochemistry, Ural Branch

Email: s.vakarin@ihte.uran.ru
Ресей, ul. S. Kovalevskaya 22/ul. Akademicheskaya 20, Yekaterinburg, 620137

O. Semerikova

Institute of High-Temperature Electrochemistry, Ural Branch

Email: s.vakarin@ihte.uran.ru
Ресей, ul. S. Kovalevskaya 22/ul. Akademicheskaya 20, Yekaterinburg, 620137

S. Vakarin

Institute of High-Temperature Electrochemistry, Ural Branch

Хат алмасуға жауапты Автор.
Email: s.vakarin@ihte.uran.ru
Ресей, ul. S. Kovalevskaya 22/ul. Akademicheskaya 20, Yekaterinburg, 620137

A. Pankratov

Institute of High-Temperature Electrochemistry, Ural Branch

Email: s.vakarin@ihte.uran.ru
Ресей, ul. S. Kovalevskaya 22/ul. Akademicheskaya 20, Yekaterinburg, 620137

S. Plaksin

Institute of High-Temperature Electrochemistry, Ural Branch

Email: s.vakarin@ihte.uran.ru
Ресей, ul. S. Kovalevskaya 22/ul. Akademicheskaya 20, Yekaterinburg, 620137

Yu. Zaykov

Institute of High-Temperature Electrochemistry, Ural Branch

Email: s.vakarin@ihte.uran.ru
Ресей, ul. S. Kovalevskaya 22/ul. Akademicheskaya 20, Yekaterinburg, 620137

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