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Saturday, April 7, 2012

Egyptian researchers are using sunlight to produce hydrogen fuel

On : 4:55:00 PM
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Researchers in the laboratories of nanotechnology at the American University in Cairo to find ways to generate "smart power" in order to produce renewable fuels and electricity from sunlight, in an attempt to find a solution to the energy crisis looming in Egypt, and the probability of depletion of oil and natural gas.
Dr Allam, a successful teacher of nanotechnology and renewable energy, Department of Physics University: "The international community is aware of the crisis resulting from the use of fossil fuels and increasingly focuses on the development of emissions-free technologies using carbon renewable energy sources."
Being Allam his research to harness solar energy in two phases: the first phase based on the use of nanomaterials for the exploitation of sunlight in the production of clean fuels, such as hydrogen, to reduce pollution and greenhouse gas emissions, and thus, global warming, while the second phase include the use of finite small to convert sunlight into electrical energy through solar cells. Allam said: "Solar energy is one of the renewable energy sources that are taken into account because it is the most abundant, and if harnessed effectively, will become able to meet world energy needs in the near future."


Hydrogen is one of the lighter, cleaner gas, when used as fuel, hydrogen does not produce any emissions. Vmentjath only water and heat and energy. However, the process of extracting hydrogen from water consumes a lot of energy and money. The company is currently manufacturing hydrogen using fossil fuels that result in emissions of harmful carbon dioxide.


According to Allam, he and his team are working to develop technologies that enable the use of hydrogen as an energy source with high efficiency and low cost, and not as a conduit for energy use, "use sunlight to split water molecules into atoms of oxygen and hydrogen that can be used to produce clean energy, in theory, can be used as radiation the sun to raise the semiconductor materials, in turn, serve as a catalyst for the interaction of the division of water molecules in the electrochemical cell.


To put his theory into force, the electrochemical systems design Allam light to make a split water molecules using solar energy. He says Allam for his experience: "This is one of the most promising technologies being developed by scientists in the century atheist century, we are focusing on the production of hydrogen as a clean fuel and efficient as it can be used to run everything from electrical appliances and household end cars and planes. We are also working on use of solar energy to generate electricity and convert carbon dioxide into useful fuel. "

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