NaLi2FePCO7

NaLi2FePCO7 is a mixed-metal phosphate-carbonate ceramic compound containing sodium, lithium, iron, phosphorus, and carbonate groups. This is a research-stage material studied primarily for energy storage applications, particularly as a potential cathode or electrolyte component in advanced lithium-ion and sodium-ion battery systems, where its mixed-alkali composition and phosphate framework offer possibilities for tuning ionic conductivity and electrochemical performance. The material represents the broader family of polyanion frameworks (phosphates, silicates, carbonates) that are being explored as alternatives to conventional oxide cathodes because they can provide improved thermal stability, reduced material cost, and flexibility in doping with multiple metal cations.