XsunX, formerly known as Sun River Mining, is now a solar-cell company with no revenue and no orders.
SolarWorld AG and solar-cell maker Q-Cells SE jumped more than 8%, while wind turbine maker Nordex SE rose 13%.
The bankruptcy of a favoured solar-cell manufacturer, Solyndra, was a reminder that governments have a poor record of picking winners in technology, whether green or any other colour.
Such big projects make sense for large solar-cell producers like SunPower and Arizona-based First Solar, since they provide reliable demand with which to keep their manufacturing plants running at peak efficiency.
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Europe has similarly daft subsidy regimes with equally perverse consequences the German subsidy for solar energy, for instance, which has diverted the world's solar-cell production to sun-free Germany, thus raising the price in sunny countries where it might be usefully employed.
Furthermore, the company is involved in such a range of energy technologies (including dirty coal plants, nuclear generators, natural-gas turbines and wind) that it does not need carbon regulations in the way, say, a narrowly focused fuel-cell or solar-cell maker might.
Solar-energy cell sales also fell due to weak demand in Europe amid its financial crisis.
Piper Jaffray analyst Jesse Pichel said high prices for polysilicon--a key material used in solar cell manufacturing--eroded LDK's margins.
That is not great compared with the 20% and more achieved by a silicon-based solar cell, the 40% managed by a solar-thermal turbine, or even the 18-20% of one of the new generation of cheap and cheerful thin-film solar cells.
Wouldn't it be neat if you could power a few gadgets around the house with some tastefully chosen, solar cell-embedded curtains?
It is an inflatable pouch that has a thin-film solar panel with two-coin cell rechargeable batteries.
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The Z-Park-based companies on display at CES hawk wares like candlelight-powered solar cell phones.
Sharp is also coming out with a sunflower-style solar cell that swivels on two axes to track the sun.
Meanwhile at the International Space Station, astronauts are installing a new type of 3D-textured solar cell that will soak up 16 sunrises every day.
He will then have the option of continuing to use it for nothing, or trading it in for a bigger model, perhaps driven by a 10-watt solar cell.
The integrated touch sensor array and solar cell stack-ups may include electrodes that are used both for collecting solar energy and for sensing on a touch sensor array.
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These three U.S.-based solar cell makers went out of business because they could not lower their costs enough to make a profit when faced with competition from Chinese companies.
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Lastly, the week saw the unveiling of the world's first fiber-optic solar cell, which is thinner than the width of a human hair and could pave the way to creating energy-producing clothes.
On Monday, solar cell makers Q-Cells SE and Solar World gained 8.5% and 8.8%, while wind turbine maker Nordex advanced 13.3%.
"We're committed to building the world's most environmentally responsible data centers and are leading the industry in the use of renewable energy, including the nation's largest private solar arrays and non-utility fuel cell installation, " the statement said.
The system the researchers tested used a type of solar cell known as dye-sensitized solar cells, a lightweight and inexpensive type where the active layer is composed of titanium dioxide, rather than the silicon used in conventional solar cells.
That mix includes both a solar array and a 5-megawatt biogas fuel cell installation.
By integrating both the touch sensors and the solar cell layers into the same stack-up, surface area on the portable device may be conserved.
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The company hopes to be able to supply users with a new, low-cost and robust sort of solar cell, printed onto plastic strips, within two years.
Instead of selling individual units, they would offer a low-power system that relied on a solar cell or car battery in remote areas without grid electricity.
Instead of selling individual units, they would offer a low-power system that relied on a solar cell or car battery in remote areas that didn't have grid electricity.
It is possible to make a solar cell this way, but it is time-consuming and expensive.
But last year solar cell manufacturers bought more silicon wafers than chipmakers--and solar's demand for wafers is growing three times as fast as demand from the rest of the electronics industry.
The solar cell manufacturing industry for years made do with hand-me-down tools from the computer chip industry.
The all-carbon formula doesn't need to be thickly spread to do its work, and it simply lets visible light through -- it could layer on top of a traditional solar cell to catch many more of the sun's rays.
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