Lithium solar cell is a kind of battery that uses lithium metal or lithium alloy as positive/negative electrode material and uses non-aqueous electrolyte solution. Lithium solar cells have the advantages of extremely low self-discharge rate and steep discharge voltage, so that the pacemaker implanted in the human body can operate for a long time without recharging. Lithium solar cells generally have a nominal voltage higher than 3.0 volts, which is more suitable for integrated circuit power supply.
Manganese dioxide batteries are widely used in calculators, digital cameras and watches. In order to develop better-functioning varieties, various materials have been studied, resulting in unprecedented products. With the development of science and technology, lithium solar cells have become mainstream. Lithium solar cells can be roughly divided into two types: lithium metal batteries and lithium ion batteries.
Lithium-ion batteries can be recharged, and their safety, specific capacity, self-discharge rate and cost performance are better than lithium-ion batteries. Due to their own high-tech requirements, only companies in a few countries are producing such lithium metal batteries. The working principle of lithium solar cells: Lithium solar cells generally use manganese dioxide as the positive electrode material, lithium metal or its alloy metal as the negative electrode material and non-aqueous electrolyte solution.
Discharge reaction: Li MnO2=LiMnO2 Lithium solar cells: Lithium-ion batteries generally use lithium alloy metal oxide as the positive electrode material, graphite as the negative electrode material, and non-aqueous electrolyte. The reaction on the charged positive electrode is LiCoO2=Li(1-x)CoO2xLixe-(electrons).