All articles by Neil Withers – Page 5
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ResearchFluorine finally found in nature
Mystery of nasty niff from ‘fetid fluorite’ minerals is solved - it’s all down to the fluorine it releases
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PodcastFolic acid
Concerns about folic acid deficiencies, especially in pregnant women, have led to fortification of some grains, flours and bread, but this varies from country to country
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PodcastPotassium chlorate
Fireworks, explosives, spacecraft – Neil Withers explains why potassium chlorate is the sort of compound that draws attention to chemistry
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News
Nanoscale analysis of biological samples
A new approach to nanoscale analysis of the elements in biological samples and gels has been developed by scientists in Germany
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News
Creating chirality in crystals
Chemists from Canada have found a new way to perform asymmetric catalysis - in a crystal.
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News
Enzymatic synthesis of wood coatings
Researchers in Sweden have developed an efficient biotechnological method to transform rapeseed oil into a wax coating for wooden surfaces.
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News
25 November 2005: Microparticle sampling for direct biohazard detection
An important step towards portable sensors for airborne bacteria and toxic chemicals has been taken by US researchers.
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Background fluorescence of plastic chips
Chemists in the US are working towards using plastic chips rather than the more traditional glass for analysis of potential drug candidates.
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Aluminium complexes for blue emission
Italian researchers combine theory and practice to develop better blue LEDs; a step towards a flatter future for technology.
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Photoswitching liquid crystals
Investigations highlighted by Bob Lemieux of Queens University, Ontario have led to a greater understanding of the mechanisms of ferroelectric liquid crystal photoswitching.
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News
Magnetic particles for hard drives
UK scientists have made nanosized particles of iron-platinum, which are ordered on the atomic scale. They hope these will find a use in computer hard drives.
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Strecker intermediates scavenge for cyanides
A novel route for the non-polluting scavenging of cyanides has been reported by scientists in Mexico.
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News
Personal bioaerosol sampler
A personal rotating cup bioaerosol sampler, the CIP 10-M, for measuring human exposure to microbiological agents in the air has been developed.
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Hand-held hydrogen
Jens Nørskov and a team from the Technical University of Denmark have produced a fuel cell pellet which can hold over nine per cent hydrogen by weight.
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Fuel cell poisoning halted by CO oxidising catalyst
A gold catalyst that can be used in power-generating fuel cells has been prepared
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Australia needs more chemists
Australia faces a looming shortage of chemists that could endanger the emerging bio-technology and nanotechnology industries, fields that are expected to shape the nation's future economic growth.
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Metals cause fast breakdown of pesticides
Processes for decomposing pesticides and chemical warfare agents are being unravelled by Canadian scientists.
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Ionic liquids studied using NMR
The first steps towards performing routine NMR spectroscopy in ionic liquids have been taken by a group of scientists working in Germany.
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News
Human genome sequence helps target cancer
The human genome is being used to produce a new generation of drugs that target the genetic changes responsible for individual cancers.