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Back Cover: Inverting the Triiodide Formation Reaction by the Synergy between Strong Electrolyte Solvation and Cathode Adsorption for Lithium–Oxygen Batteries (Angew. Chem. Int. Ed. 51/2019)
Author(s) -
Zhang XiaoPing,
Li YanNi,
Sun YiYang,
Zhang Tao
Publication year - 2019
Publication title -
angewandte chemie international edition
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 1433-7851
DOI - 10.1002/anie.201914556
Subject(s) - solvation , triiodide , electrolyte , lithium metal , cathode , chemistry , battery (electricity) , adsorption , lithium (medication) , oxygen , inorganic chemistry , molecule , electrode , organic chemistry , thermodynamics , physics , dye sensitized solar cell , endocrinology , medicine , power (physics)
Of the Li metal batteries the Li–O 2 battery has the highest theoretical specific energy. In their Communication on page 18394, Y.‐Y. Sun, T. Zhang, and co‐workers find that the synergic effect of the strong binding of RuO 2 to I 2 and the strong solvation effect of DMSO on I 2 could shift the direction of the well‐known reaction I − +I 2 ⇄I 3 − to the left‐hand side. A Li–O 2 battery with the Li/DMSO+LiI/RuO 2 structure had significantly enhanced stability compared to one with TEGDME.
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