1. Poly(ionic liquid)-Mediated Morphogenesis of Bismuth Sulfide with a Tunable Band Gap and Enhanced Electrocatalytic Properties.
- Author
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Gao, Min ‐ Rui, Yu, Shu ‐ Hong, Yuan, Jiayin, Zhang, Weiyi, and Antonietti, Markus
- Subjects
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BISMUTH compounds , *SULFIDES , *POLYMERIZED ionic liquids , *BAND gaps , *ELECTROCATALYSIS , *THERMODYNAMICS , *CRYSTAL morphology , *OXIDATION - Abstract
Conventional polymer additives have a substantial impact on synthetic inorganic chemistry, but critical shortcomings remain; for example, low solubility in organic solvents and potential thermodynamic aggregates. Poly(ionic liquid)s have now been used as efficient additives that enable a high level control of bismuth sulfide crystals with significant size and morphological diversities. The bismuth sulfides exhibit tunable band structure as a result of the quantum size effects. Moreover, poly(ionic liquid)s are able to couple with as-synthesized bismuth sulfides chemically and endow a modified surface electronic structure, which allows resultant products to possess outstanding electrocatalytic performance for water oxidation, although its commercial counterpart is catalytically inert. [ABSTRACT FROM AUTHOR]
- Published
- 2016
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