Perovskite-type La0.8Sr0.2Co0.8Fe0.2O3 with uniform dispersion on N-doped reduced graphene oxide as an efficient bi-functional Li-O2 battery cathode

A composite cathode including N-rGO with homogeneously dispersed perovskite La 0.8 Sr 0.2 Co 0.8 Fe 0.2 O 3 on the surface is studied. Li-O 2 batteries with LSCF@N-rGO cathode show better performance than those with LSCF-SP or N-rGO cathode. EIS and morphology analysis indicate that LSCF is benefici...

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Veröffentlicht in:Physical chemistry chemical physics : PCCP 2017-04, Vol.19 (16), p.1227-123
Hauptverfasser: Cheng, Junfang, Jiang, Yuexing, Zhang, Ming, Zou, Lu, Huang, Yizhen, Wang, Ziling, Chi, Bo, Pu, Jian, Li, Jian
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Sprache:eng
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Zusammenfassung:A composite cathode including N-rGO with homogeneously dispersed perovskite La 0.8 Sr 0.2 Co 0.8 Fe 0.2 O 3 on the surface is studied. Li-O 2 batteries with LSCF@N-rGO cathode show better performance than those with LSCF-SP or N-rGO cathode. EIS and morphology analysis indicate that LSCF is beneficial to remold the shape of Li 2 O 2 and catalyze the decomposition of Li 2 O 2 . A composite cathode including N-rGO with homogeneously dispersed perovskite La 0.8 Sr 0.2 Co 0.8 Fe 0.2 O 3 on the surface is studied.
ISSN:1463-9076
1463-9084
DOI:10.1039/c7cp00110j