Gold nanoparticles could be used to make better Graetzel solar cells, among others, as a Queensland University of Technology scientist claims to have discovered.
The scientist is Adrian Fuchs, and he found out how gold nanoparticles can be dispersed into polymers or plastics, to make them more durable.
They could also be used in intensifying the colors of dyes: "Paint is essentially plastic so when gold nanoparticles are added it makes colours more intense across the whole visible spectrum.The paint also be more durable when exposed to a harsh environment."
The interesting part for us it that "if you put gold nanoparticles with titanium dioxide using a plastic mould, you can make every efficient catalyst to purify water: the titania absorbs the light and converts it into elctricity which is passed into the conductive gold."
Today's Graetzel (dye-sensitized solar cells) are very inefficient but cheap. Making better conducting layers for them wold accont for an increase in efficiency, which more than expected. You may think that if gold is involved in this process it may bring the prices up from where they were, but Fuchs only studies a gold nanoparticles approach, so i think high prices are out of the question here.
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18.5.10
Instead of gasoline - bioaccumulative
The United States consumes daily vehicles over 7 million barrels of gasoline - a figure that explains perfectly why we need to find a solution as soon as organic for reducing science experiments fuel.
Scientists first powered engines and electric cars water, but could be a viable solution and so-called lithium-air battery.Called top invention of many metal-based batteries is extremely safe and environmentally sound.
Studies, yet in its infancy, already show that the battery is able to store nearly as much energy as a gasoline tank, so basically there are all prerequisites for a new enviromentally friendly vehicle.
Scientists first powered engines and electric cars water, but could be a viable solution and so-called lithium-air battery.Called top invention of many metal-based batteries is extremely safe and environmentally sound.
Studies, yet in its infancy, already show that the battery is able to store nearly as much energy as a gasoline tank, so basically there are all prerequisites for a new enviromentally friendly vehicle.
15.12.09
2010: Nostradamus has predicted World War III in 2010?

According to astrologers and prophets, next year at the Yellow Metal Tiger will not be easy. Nostradamus predictions analysts talk about a virgin whose mysterious death is desired about a leader "ruthless and bloodthirsty, who will lead the" sword and fire.
Pavel Globa, a Russian astrologer famous, believes that 2010 will be an easy year for Russia, but Europe and the U.S. should expect an economic downturn even more pronounced.
Pavel Globa, a Russian astrologer famous, believes that 2010 will be an easy year for Russia, but Europe and the U.S. should expect an economic downturn even more pronounced.
Researchers believe that the writings of Nostradamus predictions for proper next year are found in the quatrain in which the tenth of the tenth belt.
The passage mentions, besides virgin mysterious leader and bringer of destruction, and "Ark of the anger of Satan" and the analysts she think this might refer to a ballistic missile.
The passage mentions, besides virgin mysterious leader and bringer of destruction, and "Ark of the anger of Satan" and the analysts she think this might refer to a ballistic missile.
Famous specialists in the study's belt Nostradamus think of it as catrenes announces the following events for 2010:
- Start of the possible Third World War in November, in which bacteriological and chemical weapons would be employed
- There will be conflicts between European and U.S. West
- Isca be a conflict between Britain and France
- There is the possibility of an armed military conflict in Crimea.
- Europe will suffer an economic nose dive
- Black Sea will be a disaster, involving hydrogen sulphide.
No economic crisis will not pass. Some of the most famous astrologers predicted that economic problems will worsen in 2010 and many large companies will declare bankruptcy.
- Start of the possible Third World War in November, in which bacteriological and chemical weapons would be employed
- There will be conflicts between European and U.S. West
- Isca be a conflict between Britain and France
- There is the possibility of an armed military conflict in Crimea.
- Europe will suffer an economic nose dive
- Black Sea will be a disaster, involving hydrogen sulphide.
No economic crisis will not pass. Some of the most famous astrologers predicted that economic problems will worsen in 2010 and many large companies will declare bankruptcy.
This will lead to famine, ethnic and religious conflicts and environmental problems.
Global warming will damage crops and massive armed conflict is possible in Central Asia.
Russia will be affected by a wave of earthquakes, one of which will destroy a huge building.
Many cataclysms will occur and the United States. On November 11, 2010, will have triggered a war between two big countries, and only those who will hide in the East or the Caucasus will survive.
Four kings are catch in such a battle broke out and the third war of the world, say the interpreters mysterious quatrains.
Fuel from bacteria, green future of transport

Scientists discover new and new ways of producing fuels, but unfortunately few come to be widely used, where, despite the promotion of cars "green", are preferred as solutions grown.
Rage in terms of bio-fuels is the technology to synthesize it by "recycling" of carbon dioxide.
How is it possible? Using a genetically modified bacteria that consume the gas and converts it into liquid.
The reaction occurs through photosynthesis, without the intervention of specialized devices - need only pure solar energy.
Researchers say that this method is less costly than other ways of obtaining fuel, such as the plant.
Mathematical formula for perfect side parking
Those who hold a driving license I know what side and what a car can be difficult when space is limited. Britain's Vauxhall Motors hired him as a professor of mathematical formula to find the minimum distance between cars in a car that can park sideways.
We invite you so admire below and decide if it worthwhile save.

r - radius of circle
L - wheelbase
k - distance between front axle and the front of the machine
w - width of the car park behind which
L - wheelbase
k - distance between front axle and the front of the machine
w - width of the car park behind which
The formula gives the minimum length required parking space, in addition to the length of the private car.
The only known remains behind which the width of the vehicle park, but a roulette can easily stay in glove compartment.
In practice, no one standing to measure a car, make a very quick calculation and then decide if there is parking in that area.
Yet no one prevents you from doing some indicative calculations.
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