Electrochemical Intercalation of Sodium into Composites Based on Iron(III) Phosphate and Carbonстатья
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Дата последнего поиска статьи во внешних источниках: 26 июня 2019 г.
Аннотация:Materials based on amorphous iron(III) phosphate have been prepared via precipitation in an
aqueous medium and microemulsion, as well as in a microemulsion in the presence of a mesoporous carbon
material. Heat treatment of amorphous FePO4 leads to the formation of the hexagonal phase of crystalline
FePO4. It has been shown that sodium intercalation under operating conditions of sodium ion batteries is
more effective in the case of materials based on amorphous FePO4. The discharge capacity of the material
based on amorphous FePO4 synthesized by the microemulsion method in the presence of the G_157M mesoporous
carbon material is ~183 mAh/g and is the sum of the capacity due to sodium intercalation into
FePO4 and that due to the reduction of functional groups on the surface of the mesoporous carbon.