4 May 2010: Have something to say about an article you’ve read on Chemistry World this week? Leave your comments below…

This week’s stories…

Filming fullerene formation
Atomic resolution microscopy enables researchers to see fullerene formation in action

Iron catalyst breaks the mould
Iron carbenoids with a rigid chiral ligand promise a new breed of cheap, green catalysts

US oil spill testing ground for dispersants
The possibility of using surfactants to treat oil on the ocean floor, at the source of the leak in BP’s well in the Gulf, is being tested

Casting nanowires
Novel nanomaterials can be made using ancient casting technology

Nanotube chip creates bioelectronic link
Wrapping a carbon nanotube in a lipid bilayer containing ‘biological machines’ integrates active proteins into a transistor for the first time

Recognising molecules the natural way
Scientists reveal new insights into protein-protein interactions

Natural artificial muscles
Scientists have developed artificial proteins that mimic the elastic and mechanical properties of the muscle protein, titin.

Nanoholes promise solar power
Silicon solar cells with arrays of nano-sized holes could outperform their nanowire-based rivals

Picturing infertility
German scientists have used a non-invasive technique to provide detailed 3D images of human sperm cells, which could be developed into a high-throughput fertility test

Nanomachinery gets a spring in its step
Molecular springs that always twist the same way have been developed by Japanese researchers

Blood type testing for a few pence
Cheap paper test can reveal blood type in a matter of minutes

Flexible organic batteries for roll-up electronics
A flexible nitroxide polymer coating could be used as an electrode in organic rechargeable batteries in smart cards and wearable sensors

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