尖晶石

It is exhibited by ruby, kunzite, yellow-green synthetic spinel, some diamonds and opals, and many other substances.

它展示了红宝石、kunzite、黄绿色合成尖晶石，一些钻石和蛋白石等许多物质。

Modification of spinel LiMn〓O〓 by doping was studied.

采用体相掺杂的方法对尖晶石LiMn〓O〓进行了改性研究。

At 55 ℃,the surface modified LiMn_(2)O_(4) cathode material can stabilize the cycling and largely reduce the self-discharge of the battery.

因此，如何对尖晶石LiMn2O4进行改性，提高其循环性能，特别是高温下的循环性能是一个重要的课题。

It was concluded that the electrochemical performance of spinel LiMn〓O〓 varied with different synthesis conditions and the sample synthesized at 800℃ for 48 hour exhibited good performance.

不同合成条件下得到的尖晶石LiMn〓O〓的充放电曲线相似，但其比容量各不一样，循环性能也差异很大。

It was concluded that the magnitude level of diffusion coefficient in spinel LiMn〓O〓 cathode is 〓 and diffusion coefficient was affected by doping and surface treatment.

采用恒电位阶跃方法研究了锂离子在尖晶石LiMn〓O〓中的扩散系数及其改性对它的影响。

On the base of reviewing the development of lithium ion battery and its cathode materials in detail, spinel LiMn〓O〓 and layered LiMnO〓 were chosen and their synthesis and modification were studied.

本文在详细评述了锂离子电池及其正极材料研究进展的基础上，选取锰系材料中最稳定的尖晶石LiMn〓O〓和目前容量最高的层状LiMnO〓为研究对象，对其合成和改性进行了详细研究。

A citric acid complex method has been adopted to synthesize LiMn 2O 4 and the influence of synthesis conditions on the elctrochemical properties of the products has also been explored.

采用柠檬酸络合反应方法制备了尖晶石型LiMn2O4正极材料，并考察了合成条件对合成产物电化学性能的影响。

However, the spinel LiMn〓O〓 and olivine LiFePO〓 are very hopeful material with low price and few toxic and higher specific capacity, etc.

本文从降低锂离子电池的生产成本和提高材料的稳定性出发，主要研究尖晶石LiMn〓O〓和橄榄石LiFePO〓的合成制备方法，以及掺杂提高电池材料的稳定性等问题。

The resultant LiMn 2O 4 synthesized under the optimum synthesis conditions has perfect spinel structure and is an excellent ca...

在最佳合成条件下，即Li／Mn＝1／2及温度800℃，制备的LiMn2O4具有完美的尖晶石结构及良好的电化学性能，完全可以用于高比能长寿命的锂离子蓄电池。

The spinel has been synthesized by reaction sintering from natural magnesite and alumina.

本文采用天然菱镁矿和高铝矾土，通过反应烧结方法制备出镁铝尖晶石。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。