Sentences with phrase «gallium selenide»

The Previous Record was 17.6 % Scientists at Empa, the Swiss Federal Laboratories for Materials Science and Technology, have made flexible solar cells made of copper indium gallium selenide (CIGS) with a light - conversion efficiency of 18.7

In developing its thin - film solar panels, MiaSolé uses copper indium gallium selenide (CIGS), an alternative semiconductor to silicon, which is used in most conventional panels.

This allows 5N to tap into the market for CIGS solar cells (that is, copper indium gallium selenide cells), but also a whole range of other products: LEDs, flat - panel displays, fuel cells and other forms of energy storage.

One, gallium selenide, is a «p - type» semiconductor, rich in charge carriers called «holes.»

Li first grew a monolayer of molybdenum diselenide, and then grew a layer of gallium selenide on top.

Enter thin - film solar cells — devices that use a fine layer of semiconducting material, such as silicon, copper indium gallium selenide or cadmium telluride, to harvest electricity from sunlight at a fraction of the cost.

But tests of copper indium gallium selenide (CIGS) or related materials have failed so far to produce a winner.

Although the work is specifically aimed at the improvement in efficiency of thin film Cadmium Telluride solar cell devices, the coatings can be applied to other thin film technologies such as CIGS (copper indium gallium selenide) and amorphous silicon.

Not exact matches

These semiconductors can be used as an optical absorber material in solar cells, but so far have only achieved a maximum efficiency of 12.6 per cent, while solar cells made of copper - indium - gallium - selenide (CIGS) already attain efficiencies of over 20 percent.

Returning to Nichia in March 1989 to begin work on blue - light devices, he had to choose between the two main semiconductors then being developed: zinc selenide and gallium nitride.

The thin - film copper - indium - gallium - selenide (CIGS) photovoltaic layer also helps to lower the price so that they're cheaper conventional solar cells made from silicon.

Empa scientists have developed a new technique for manufacturing high - efficiency, flexible, thin film solar cells from CIGS (copper indium gallium di - selenide) semiconductors.

Solyndra is now churning out copper - indium - gallium - selenide (CIGS) thin - film solar cells, wrapped into a cylindrical shape and encased in glass.

IBM's CIGS technology — for copper, indium, gallium and selenide — is a thin - film approach that will initially be able to convert at least 15 percent of the solar energy it receives into electricity, says Supratik Guha, a senior manager at IBM's T. J. Watson Research Center in Yorktown Heights, N.Y..

Newer materials use smaller, cheaper crystals, such as copper - indium - gallium - selenide, that can be shaped into flexible films.

CIGS (copper - indium - gallium - selenide) solar cells are compound thin - film solar cells and the most established alternative to silicon solar cells.