All articles by Jon Evans – Page 3
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Feature
Small but scary?
Will there ever be a major nanotechnology health scare? Researchers are investigating the potential risks posed by nanoparticles in a bid to pre-empt any health scares that could prove fatal to the industry. Jon Evans reports
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News
Water trapped in a sugar crystal
A technique used to study polymers is helping researchers study how a sugar protects some organisms from dehydration.
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Quick-release store for light
A collection of chemicals that can harvest the energy of light, storing and then releasing it on demand, has been unveiled by chemists.
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Perfect coating won't touch water
A container that holds water without touching it could become reality with the development of a perfectly hydrophobic surface.
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Colloidal crystals enter period of trial separation
Colloidal crystals made of self-assembling silica particles are highly effective at separating a variety of different compounds.
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Feature
Biosensors make it big
The biosensor market is expanding rapidly but many new and innovative biosensors will probably never make it to market, reports Jon Evans.
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Phosphorus concentrations catalogued in coral
A species of cold-water coral keeps an accurate record of marine phosphorus concentrations, report geoscientists.
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Tuning lanthanides to detect cancer biomarkers
Compounds containing lanthanide metal centres designed to detect a range of carbohydrates, glycolipids and phospholipids.
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Axons get directions
Scientists are a step closer to understanding the processes that control the growth and spread of nerve cells
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Google Chmoogle
A new chemistry search engine has been forced to change its name following pressure from the search engine Google
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Carbon joins the dots
Carbon could soon replace cadmium as the material of choice for quantum dots, claim scientists in the US
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Electric shock for controlled release
US researchers have improved the method for controlled release of biomolecules using gold electrodes.
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CNTs provide pores for thought
Membranes containing pores made of carbon nanotubes could improve the efficiency of industrial processes such as desalination.
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Buckyballs worth their weight in gold
Move over carbon, a team of US chemists and physicists has uncovered evidence for the existence of hollow buckyball-like cages made of gold.
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Selective DNA crystals
A US molecular biologist has developed a molecular sieve using a DNA crystal with nanoscale channels.
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Sea water assumes the xenon mantle
British geochemists have uncovered evidence that sea water incorporates noble gases into the Earth's mantle.
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Double-whammy analysis to probe nanotubes
US chemists and physicists have probed the structure of carbon nanotubes in unprecedented detail
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DNA sequencing reaches the space age
The smallest ever DNA sequencing device needs just 1 femtomole of DNA.
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Putting some backbone into bacterial killers
Molecules need a bit of backbone in order to punch through bacterial membranes, say US chemists.