Solar energy is largely developed as a well-potential and green energy all over the world, which drives the development of polysilicon used for the conversion of solar energy.

太阳能作为开发前景最好的绿色能源被世界各国重视和大力推广，导致用于太阳能转换的多晶硅的用量急剧增加。

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If the energy of these hot electrons could be captured before it is converted into wasted heat, solar-to-electric power-conversion efficiencies could be increased to as high as 66%, say scientists.

科学家们称，如果这些热电子能够在转化成热能浪费掉之前被捕获，光电能量转化可以达到最高66%的效率。

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Some factors effects on energy conversion efficiency have been analyzed, which give some support for the next application and development of solar chimney.

对影响整个太阳能热转换效率的几个因素进行了研究分析，为下一步太阳能烟囱技术的进一步推广应用打下基础。

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This development was partially presented at 19th International Conference on the Conversion and Storage of Solar Energy held on Pasadena, United States on July 30, 2012.

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"We were worried as we are always worried because it meant uncertainty, " said Martha Duggan, the vice president of regulatory and government affairs for the solar unit of Energy Conversion Devices.

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Most of the challenge, as we often see for solar cells, is just a matter of improving the energy conversion rate.

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