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Topotactic redox reactions of the channel type chalcogenides Mo/sub 3/S/sub 4/ and Mo/sub 3/Se/sub 4/. [Formation of ternary phases A/sub x/Mo/sub 3/X/sub 4/, where A is transition or main group element]

Journal Article · · Mater. Res. Bull.; (United States)
OSTI ID:6547705

Mo/sub 3/S/sub 4/ and Mo/sub 3/Se/sub 4/ were found to undergo topotactic electron-ion exchange reactions at ambient temperatures in aqueous and nonaqueous electrolytes containing transition or main group cations. The products of cathodic reduction are ternary phases A/sub x/Mo/sub 3/X/sub 4/. Mobilities of the exchangeable cations are rather high inside the solid and are responsible for high reaction rates. Cathodic reduction of Mo/sub 3/S/sub 4/ and Mo/sub 3/Se/sub 4/ represents a suitable method for the preparation of both stoichiometric and nonstoichiometric ternary phases which are of interest with respect to the superconducting properties of these chalcogenides.

OSTI ID:
6547705
Journal Information:
Mater. Res. Bull.; (United States), Journal Name: Mater. Res. Bull.; (United States) Vol. 12:8; ISSN MRBUA
Country of Publication:
United States
Language:
English