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The electrode material and a battery using the same

2025-06-18 01:561700下载
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PROBLEM TO BE SOLVED : To provide a lithium secondary battery that employs a material of iron phosphate based active material using inexpensive and resourcefully abundant elements, and that has a high discharge capacity and a stable charge- discharge cycle performance. SOLUTION : This battery uses an electrode material expressed by the composition formula : LiFe1-xMxPO4, (M is one or more elements selected from among Mg, Ca, Sr, Ba, Sc, Y, Zn, Al, Ga, In, Si and rare earth elements and 0
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