News – Page 541
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Aluminium helps date solar system
Aluminium isotope provides new insights into the solar system's formation
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China's emissions to peak early
New report suggests carbon emissions from China could peak in 2030, decades earlier than previously estimated
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New nanoboxes take shape
Tiny cubes fold themselves up in a new way to make patterned 3D structures on the nanoscale
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Testing times: prediction of hepatitis C response
A new genetic test could predict which patients will benefit from treatment, and which will suffer side effects
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Antioxidants could promote cancer
US researchers have shown antioxidants can help tumour cells survive and multiply in the body
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China drug scheme funds out of reach
Funding through China's multi-billion yuan drug development scheme could become harder to come by says programme representative
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Gold nanoparticles detect cancer
Ultrasensitive detection platform uses nanoparticles to measure levels of cancer biomarkers
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Ozone reaction with skin causes irritants
Ozone can react with human skin forming chemicals that irritate the lungs and skin
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DNA shapes up for nanoelectronic devices
DNA origami forms pre-defined shapes with new lithography technique, potential uses in next generation computer chips
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New method for fluorinating compounds
Researchers develop an easy, cost-effective way to add fluorine atoms to a variety of compounds used in pharmaceuticals
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Catalyst free carbon-carbon bond formation
Researchers develop a simple, one-pot reaction to create carbon-carbon bonds at a carbonyl group without a metal catalyst
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Nanotubes promise ultra-small wearable oxygen sensors
Tiny personal oxygen sensors could make working in submarines and space shuttles safer
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Nanomotors detect trace silver
Synthetic nanomotors could be used as detectors for trace levels of contaminants as researchers find they accelerate near silver ions
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Picky MOF crystals show promise
Metal-organic frameworks selective for specific organic molecules have been made by US researchers
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US officials probe hydrogen fluoride incidents
A spate of toxic gas leaks from US refineries is causing concern the recession may be putting lives at risk
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Forcing enzyme activity
Enzyme activity triggered by stretching with an atomic force microscope
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Exposing nano-objects' molecular make up
Bombarding with single clusters of gold atoms helps identify nano-objects through molecular structure
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Urban materials trigger air pollution
Walls and self-cleaning windows could act as reaction sites for pollutant gases in the atmosphere, creating harmful by-products
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NewsYushchenko poisoning study calls for dioxin tests
Metabolism of potent TCDD dioxin was unexpected and should be the focus of further study, say researchers
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New catalyst for methane to methanol
Solid catalyst could overcome some of the recovery problems associated with homogeneous systems for methanol production from methane