More important are photovoltaic solar cells, a rival technology that converts sunlight directly to electricity.

更重要的是光电太阳能电池，它是一种关键的技术能直接将太阳光转化成电力。

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The technology of amplifying solar energy can save the number of semiconductor materials required for photovoltaic cells.

通过放大太阳能的技术可以节约光伏电池所需的半导体材料的数量。

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Solar photovoltaic (PV) cells, which use solar panels to directly generate energy are popular for individual buildings or small geographic areas, but large scale use is expensive.

使用太阳能面板直接发电的太阳能光伏电池在个别建筑和小型地理区域是受欢迎的，但是大规模的使用是非常昂贵的。

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Even with the ability to convert sunlight into electricity with high efficiency using photovoltaic solar cells, many challenges prevent us from being able to power all our energy needs with solar panels.

WHITEHOUSE: Engage and Connect

It makes silicon solar wafers and photovoltaic cells and builds and runs solar power stations.

FORBES: Magazine Article

The electricity mix will be about 93% solar photovoltaic cells, and 7% biodiesel made locally from coconut oil.

BBC: Tokelau plans an all-renewables future