Preparation of 3D Frame Material for Lithium Metal Battery Anode Based on Waste Lithium-ion Battery Anode Graphite
نویسندگان
چکیده
With the increase of waste lithium-ion batteries (WLIBs), recycling WLIBs has been paid more attention. Lithium metal battery (LMB) extremely high theoretical specific capacity. However, decline cycle performance and danger short circuit caused by lithium dendrite formation dead accumulation are still most thorny problems for anode LMB. Herein, value utilization graphite was explored, it prepared as a 3D frame material Liquid-phase reduced oxide nanosheets (lrGO) were from AG, then, ZnO nanoparticles loaded on lrGO. SEM, EDX XRD used to characterize lrGO lrGO-ZnO , electrochemical tests carried out. The results showed that maintained excellent stability. Under constant current density 1mA cm -2 stable 700 cycles, charge-discharge platform potential difference at 22.5 mV after 200th cycle. unique structure increased electrode reaction area suppressed volume expansion Li. loading significantly improved lithiophilicity
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ژورنال
عنوان ژورنال: E3S web of conferences
سال: 2023
ISSN: ['2555-0403', '2267-1242']
DOI: https://doi.org/10.1051/e3sconf/202340601033