In comparison with that of the bulk Ge crystals, the nanocrystalline Ge show a blue shift of energy and the optical band gap increases with decreasing of the particle size of the nanocrystallites.

研究表明：镶嵌在绝缘介质薄膜中的纳米锗颗粒的能带是量子化的，随着纳米锗粒子平均尺寸的减小，其吸收带隙增加，吸收带边蓝移的程度相应增大。

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Among the new gizmos and gadgets showcased by GE were a slew of energy-efficient smart appliances, the GE Energy Smart LED, an advanced small wind turbine, and an Yves Behar-designed home electric vehicle charging dock called the GE WattStation.

FORBES: Get yourself connected: GE at CES 2011

Just last week, GE Energy (NYSE:GE) laid off workers and put expansion plans at their Colorado factory on hold for at least 18 months while they try to improve the Cadmium Telluride (CdTe) thin film solar technology they plan to produce there.

FORBES: Intermolecular's Solar Strategy Rising During Industry Eclipse

In November, GE opened the Kaluga Energy Technology Center to service GE power generation equipment installed in Russia.

FORBES: GE Invests in Green Jobs . . . Mostly in Russia