Iron Selenide-Based Heterojunction Construction and Defect Engineering for Fast Potassium/Sodium-Ion Storage.
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DOI: 10.1002/smll.202107252
Abstract: Suitable anode materials with high capacity and long cycling stability, especially capability at high current densities, are urgently needed to advance the development of potassium ion batteries (PIBs) and sodium ion batteries (SIBs). Herein, a… read more here.
Keywords: potassium; potassiation; heterojunction; sodium ion ... See more keywords
In Situ Atomic-Scale Observation of Electrochemical (De)potassiation in Te Nanowires.
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DOI: 10.1002/smll.202200844
Abstract: Potassium-ion batteries (PIBs) have great potential in energy storage due to their high abundance and low cost of potassium resources. Tellurium (Te) is a promising PIB cathode due to its high volumetric capacity and good… read more here.
Keywords: atomic scale; potassiation; electrochemical potassiation; scale observation ... See more keywords