The improvement in cycling performance is attributed to the stabilization in the spinel structure by the doped metal cations.
循环性能的提高归于掺杂的金属阳离子使尖晶石结构趋于更稳定。
The electrovalent bond weakens and the covalent bond strengthen between manganese and oxygen due to ion polarization effect, which makes the spinel structure more stable.
锂离子的静电作用和极化作用，使锰氧之间的离子键成分减小，共价键成分增加，整个尖晶石骨架结构更加稳定。
The results showed that although the structure of the samples was confirmed to be cubic spinel structure, the lattice parameter and specific surface area of the samples are different.
结果表明虽然各样品均属于立方尖晶石结构但晶格常数和比表面积均不相同。
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