LiMgPO4 -Coating-Induced Phosphate Shell and Bulk Mg-Doping Enables Stable Ultra-High-Voltage Cycling of LiCoO2 Cathode.
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DOI: 10.1002/smll.202300802
Abstract: Stable cycling of LiCoO2 (LCO) cathode at high voltage is extremely challenging due to the notable structural instability in deeply delithiated states. Here, using the sol-gel coating method, LCO materials (LMP-LCO) are obtained with bulk… read more here.
Keywords: high voltage; bulk doping; voltage cycling; lco ... See more keywords
Voltage Cycling Induced Pt Degradation in Proton Exchange Membrane Fuel Cells (PEMFCs): Effect of Cycle Profiles.
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DOI: 10.1021/acsami.0c09883
Abstract: To understand the processes of voltage cycling induced catalysts degradation, influence of cycle profiles on Pt degradation is investigated using mathematical method. Results show that the electrochemical surface area (ECSA) loss rate increases significantly with… read more here.
Keywords: cycling induced; degradation; voltage cycling; cycle profiles ... See more keywords