Amorphous silicon

Amorphous silicon

An alloy of silica and hydrogen, with a disordered, noncrystalline internal atomic arrangement, that can be deposited in thin-film layers (a few micrometres in thickness) by a number of deposition methods to produce thin-film photovoltaic cells on glass, metal, or plastic substrates.

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Industry/Domain: Energy
Category: Coal; Natural gas; Petrol
Company: EIA
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amorphous silicon

Energy; Solar power

A thin-film, silicon photovoltaic cell having no crystalline structure. Manufactured by depositing layers of doped silicon on a substrate. See also single-crystal silicon an ...

amorphous silicon

Energy; Coal; Natural gas; Petrol

An alloy of silica and hydrogen, with a disordered, noncrystalline internal atomic arrangement, that can be deposited in thin-film layers (a few micrometers in thickness) by a ...

hydrogenated amorphous silicon

Energy; Solar power

Amorphous silicon with a small amount of incorporated hydrogen. The hydrogen neutralizes dangling bonds in the amorphous silicon, allowing charge carriers to flow more freely.

hydrogenated amorphous silicon

Energy; Energy efficiency

Amorphous silicon with a small amount of incorporated hydrogen. The hydrogen neutralizes dangling bonds in the amorphous silicon, allowing charge carriers to flow more freely.

silicon

Printing & publishing; Publishing

A nonmetallic element, having amorphous or crystalline forms, as used in alloys and semiconductors, especially for silicon wafers in electronic devices. See chip.

silicon

Semiconductors; Silicon wafer

The most common semiconductor, atomic number 14, energy gap Eg=1. 12 ev-indirect bandgap; crystal structure- diamond, lattice constant 0. 543 nm, atomic concentration 5x1022 ...

lignite

Energy; Coal

Lignite is a soft brown type of coal, with characteristics that places it somewhere between hard coal and peat. Lignite has a lower energy content and different characteristics ...

zechstein

Energy; Coal

Formations containing salt that were laid down in the second part of the Permian Period, the salt has risen up under or through the overlying formations in many places, producing ...

coal measures

Energy; Coal

The various strata which contain seams of coal.

Tavan Tolgoi

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Situated at South Gobi desert in Mongolia, Tavan Tolgoi is the world's largest untapped coking coal reserve with an estimated deposit of 6 billion metric tons of steelmaking coal. ...

ethanol 95 (E95)

Energy (non-renewable); Coal; Natural gas; Petrol

A fuel containing a mixture of 95 percent ethanol and 5 percent gasoline

acid deposition

Energy; Coal

Refers to both wet deposition and dry deposition. Both occur as a result of ammonium, carbon, nitrogen, and sulfur mixing with water molecules to create a higher acidity than the ...

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