Olivine Phosphates LiFePO4: A Promising Cathode Material for Lithium-Ion Batteries
کد مقاله : 1106-17THECSI
نویسندگان
آزاده یاراحمدی1، حمیدرضا مرتهب *2، مهسا باغبان صالحی1، علی اصغر نوزعیم1، علی اکبر عباسی3
1پژوهشگاه شیمی و مهندسی شیمی ایران
2هیئت علمی
3دانشگاه علم و صنعت
چکیده مقاله
Lithium-ion batteries (LIBs) are widely used in various applications due to their high energy density and long cycle life. However, the current cathode materials used in LIBs have limitations in terms of safety, cost, and energy density. Olivine phosphates LiFePO4 (LFP) have been shown to be a promising alternative cathode material for LIBs due to its high specific capacity, good thermal stability, and low cost. The current article will discuss the advantages and challenges of using LFP as a cathode material in LIBs [1].
The cost advantage of LiFePO4 is due to the abundance and low cost of its raw materials such as iron and phosphorus compared to other cathode materials such as LiCoO2 and LiNiO2. This makes it a suitable option for large-scale applications where the cost is a significant consideration. The low cost of LiFePO4 also means that it can be used in applications where the cost is a significant factor such as in grid energy storage and electric vehicles [2].
The high thermal stability of LiFePO4 is another advantage as it can withstand high temperatures without undergoing significant degradation. This makes it a safer option for battery applications, particularly in electric vehicles where high temperatures can occur during fast charging and discharging. LiFePO4 also has a low toxicity making it a safer option for the environment and for human exposure [3, 4].
کلیدواژه ها
Lithium-ion batteries, Cathode material, Olivine phosphates, LiFePO4, Energy density.
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