Understanding and mitigation of NaTi<sub>2</sub>(PO<sub>4</sub>)<sub>3</sub> degradation in aqueous Na-ion batteries

Gintarė Plečkaitytė, Milda Petrulevičienė, Laurynas Staišiūnas, Davit Tediashvili, Jurgis Pilipavičius, Jurga Juodkazytė, Linas Vilčiauskas

Journal of Materials Chemistry A · 2021 · 44 citations · 40 references

Concepts

Abstract

Increasing local pH due to oxygen reduction induced self-discharge is the main mechanism of material dissolution and capacity fade of NaTi<sub>2</sub>(PO<sub>4</sub>)<sub>3</sub> electrodes in aqueous media. This problem can be strongly mitigated by ALD of a protective Al<sub>2</sub>O<sub>3</sub> layer.

References

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