Cadmium as doping material in avalanche photodiodes (APDs) for the optical fiber communication systems.

光纤通信系统雪崩光敏二极管中作为填料材料的铅。

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As a semiconductor material advantageously an indium alloy and as a doping material selenium or tellurium can be used.

对于半导体材料，有利地可以使用铟合金，而对于掺杂材料，可以使用硒或碲。

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The experimental results showed that Mn doping in small quantity was effective to improve the cycle stability and reversible capacity of the material.

实验结果表明，少量锰的掺杂能有效地提高材料的循环稳定性和可逆容量。

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Doping (adding the element niobium to the chemistry), as well as reducing the size of the material to nanoscale, makes it more conductive.

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