Photo-assisted solid-state lithium air battery and preparation method thereof
An air battery, solid-state lithium technology, which is applied to fuel cell-type half-cells and secondary battery-type half-cells, etc., can solve the problem that solid-state air cathodes cannot simultaneously achieve ion/electron conduction photocatalytic ability, and achieve the preparation cost. Low cost, reduced ohmic transmission loss, safe and stable long-term operation
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Embodiment 1
[0035] This embodiment relates to a light-assisted lithium-air battery with an ultra-low charging potential. By introducing a photocatalyst into the lithium-air battery, a light-assisted lithium-air battery is designed to achieve high energy conversion efficiency and the conversion and utilization of solar energy;
[0036] Among them, this embodiment relates to a light-assisted lithium-air battery with ultra-low charging potential. By introducing a photocatalyst into the lithium-air battery, a light-assisted lithium-air battery was designed to achieve high energy conversion efficiency and the conversion and utilization of solar energy:
[0037] (1) Preparation of photocatalyst:
[0038] First, 0.816g of 2-aminoterephthalic acid was added to the mixed solution of anhydrous methanol and N,N-dimethylformamide with a volume ratio of 1:3 under stirring, and the mixture was uniformly mixed;
[0039] 0.45mL of isopropyl titanate was slowly added to the above mixed solution under st...
Embodiment 2
[0056] This embodiment relates to a light-assisted solid-state lithium-air battery with an ultra-low charging potential. A solid-state electrolyte-photo-air cathode integrated material was constructed by introducing an ion / electron hybrid conductor into the lithium-air battery, and a light-assisted solid-state lithium-air battery was designed to achieve high energy conversion efficiency and solar energy conversion and utilization. The schematic diagram of the battery is shown in image 3 As shown, it includes a negative electrode, a solid electrolyte layer, and a solid photo-air positive electrode layer.
[0057] The preparation method of the light-assisted solid-state lithium-air battery of the present embodiment specifically includes the following steps:
[0058] (1) Preparation of solid electrolyte-photo-air cathode integrated material:
[0059] First, 0.816g of 2-aminoterephthalic acid was added to the mixed solution of anhydrous methanol and N,N-dimethylformamide with a...
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Abstract
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