Japan ready to ditch target for emissions cut
Japan is likely to abandon an ambitious pledge to slash greenhouse gas emissions by a quarter, the top government spokesman said on Thursday.
Jan 24, 2013
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Jan 24, 2013
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Nanoparticles digging the world's smallest tunnels
The world's smallest tunnels have a width of a few nanometers only. Researchers from Karlsruhe Institute of Technology (KIT) and Rice University, USA, have dug such tunnels into graphite samples. This will ...
Jan 23, 2013
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Improved thermoelectric materials with atomic layer deposition
Researchers at the Aalto University School of Chemical Technology have applied atomic layer deposition (ALD) technique to the synthesis of thermoelectric materials. Converting waste energy into electricity, ...
Jan 22, 2013
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Researchers keep electronic devices cool with nanotechnology
A team of scientists from Tyndall National Institute at University College Cork and the National University of Singapore have designed and fabricated ultra-small devices for energy-efficient electronics. ...
Jan 21, 2013
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8th century gamma ray burst irradiated the Earth, study finds
(Phys.org)—A nearby short duration gamma-ray burst may be the cause of an intense blast of high-energy radiation that hit the Earth in the 8th century, according to new research led by astronomers Valeri ...
Jan 21, 2013
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Chemistry resolves toxic concerns about carbon nanotubes
Safety fears about carbon nanotubes, due to their structural similarity to asbestos, have been alleviated following research showing that reducing their length removes their toxic properties.
Jan 15, 2013
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Mapping the Milky Way: Radio telescopes give clues to structure, history
(Phys.org)—Astronomers have discovered hundreds of previously-unknown sites of massive star formation in the Milky Way, including the most distant such objects yet found in our home Galaxy. Ongoing studies ...
Jan 09, 2013
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Computational physics moulds the future of electronic devices
Fundamental studies based on computational physics are an essential part of many different branches of research – from medical technology to mobile communication. Javad Hashemi has studied the electronic ...
Jan 02, 2013
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Beer's bitter: Researcher determines the absolute configurations of the bitter acids of hops
(Phys.org)—During brewing, beer obtains its bitter flavor from the bitter acids that come from hops. In the journal Angewandte Chemie, scientists now report that they have used X-ray crystallography to det ...
Dec 21, 2012
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Protein engineers create new biocatalysts
Protein engineers at the California Institute of Technology (Caltech) have tapped into a hidden talent of one of nature's most versatile catalysts. The enzyme cytochrome P450 is nature's premier oxidation catalyst—a protein ...
Dec 20, 2012
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The secret of nanoparticle packing in cement
Cement production is responsible for 5% of carbon dioxide emissions. If we are to invent a "green" cement, we need to understand in more detail the legendary qualities of traditional Portland cement. A research group partly ...
Dec 20, 2012
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It's elemental: Accurate analysis of Earth's core with molecular dynamics simulation
(Phys.org)—Accurately determining the relative percentages of the elements comprising the Earth's core and mantle which formed early – that is, within 30 Ma (megaannum, or million years) after the solar ...
Dec 19, 2012
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Was life inevitable? New paper pieces together metabolism's beginnings
(Phys.org)—Describing how living organisms emerged from Earth's abiotic chemistry has remained a conundrum for scientists, in part because any credible explanation for such a complex process must draw from fields spanning ...
Dec 13, 2012
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Ultra-short laser pulses control chemical processes
Specially shaped laser pulses can be used to change the state of electrons in a molecule. This process only takes several attoseconds—but it can initiate another, much slower process: The splitting of the ...
Dec 12, 2012
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Synthesis of a spirocyclic seco structure of the principal vetiver odorant khusimone
Approximately one third of all fragrances on the market contain vetiver oil as a key ingredient, for which no synthetic odorant is commercially available. Instead it has to be distilled from the dried roots ...
Dec 07, 2012
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