France on Thursday launched its largest-ever solar energy farm, with an array of panels spread over about 200 hectares (500 acres) in the mountainous southern Alpes-de-Haute-Provence region.
Oct 13, 2011
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(PhysOrg.com) -- A team of scientists led by a Penn State University chemist has demonstrated the strengths and weaknesses of an alternative method of molecular depth profiling -- a technique used to analyze ...
Oct 11, 2011
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(PhysOrg.com) -- ESA's Venus Express spacecraft has discovered an ozone layer high in the atmosphere of Venus. Comparing its properties with those of the equivalent layers on Earth and Mars will help astronomers ...
Oct 06, 2011
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a cylindrical network of molecules known as carbon nanotubes -- is attracting a great deal of attention from industry researchers these days.
Oct 05, 2011
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Boston College researchers have discovered two early-stage phases of carbon nanotube growth during plasma enhanced chemical vapor deposition, finding a disorderly tangle of tube growth that ultimately yields to orderly rows ...
Oct 03, 2011
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An accidental discovery in a physicist's laboratory at the University of California, Riverside provides a unique route for tuning the electrical properties of graphene, nature's thinnest elastic material. ...
Sep 26, 2011
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(PhysOrg.com) -- The strength, flexibility, transparency and high electrical conductivity of single-layer graphene make it a potentially unique and valuable material for the next generation of electronic devices. ...
Sep 21, 2011
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Hydrogen has long been considered a promising alternative to fossil fuels for powering cars, trucks and even homes. But one major obstacle has been finding lightweight, robust and inexpensive ways of storing the gas, whose ...
Sep 19, 2011
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Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory and collaborators at the Karolinska Institute in Sweden have discovered how an enzyme "knows" where to insert a double bond ...
Sep 19, 2011
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(PhysOrg.com) -- The strength of a chemical bond between atoms is the fundamental basis for a molecule’s stability and reactivity. Tuning the strength and accessibility of the bond can dramatically change ...
Sep 16, 2011
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(PhysOrg.com) -- Historically, the interior surface of single-walled carbon nanotubes (SWNTs) has not been considered to be chemically reactive. Recently, however, researchers at the University of Nottingham School of Chemistry in the UK and the Ulm Un ...
Sep 15, 2011
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Physicists from Umea University have found an efficient way to synthesize graphene nanoribbons directly inside of single-walled carbon nanotubes. The result was recently published in the scientific journal ...
Sep 14, 2011
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Nestled between radio waves and infrared light is the terahertz (THz) portion of the electromagnetic spectrum. By adding a nanoscale bit of graphene, researchers have found a better way to tune radiation for a THz transmitter.
Sep 12, 2011
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Hard tissues of organisms, such as bones and shells, are composed of inorganic minerals (biominerals). While these substances are created by biomineralization, which will be discussed later, many uncertainties ...
Sep 05, 2011
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Organozinc reagents are an important class of organometallic compounds with a wide range of applications. German chemists have developed a novel route for the synthesis of so-called organozinc pivalates in a stable powdered ...
Aug 29, 2011
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