A spongy porous Fe-doped modified potassium vanadium phosphate
As the society attaches great importance to green and environmental protection, new electrochemical energy storage technologies are constantly updated. Lithium-ion batteries, due to their high energy density, high safety, light weight and long life, occupy a large market share in electrochemical energy storage technologies, such as new energy vehicles, mobile phones and power tools. However, with the widespread use of lithium-ion batteries, its disadvantages are becoming more and more apparent Due to the scarcity of lithium resources, high price and low [...]