XRD patterns showed that the cathode material is well-crystallized, homogeneous olivine-type phase, with only tiny trivalence iron impurities.

XRD 图谱表明，阴极材料结晶完整，为均一橄榄石型结构，仅含少量三价铁杂质。

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Researchers at Los Alamos National Laboratory have developed a platinum-free catalyst in the cathode of a hydrogen fuel cell that uses carbon, iron and cobalt.

作为阴极氢燃料调查的新型催化剂，它是由碳、铁以及钴三种原料组成。

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As well as lithium-iron phosphate, other innovative materials have been used for the three main battery components of anode, cathode and electrolyte.

与锂-铁磷酸盐一样，其他新型材料已经用到了电池的三个主要部件，阳极、阴极和电解液。

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