A nano end for Christmas tree needles

As Twelfth Night approaches and the Christmas decorations start to look increasingly congruous as the last crumbs of cake are swept away and the remnants of the turkey have finally been consumed, there is the perennial question ...

Nanosilver from clothing can pose major environmental problems

(Phys.org)—Silver nanoparticles can have a severe environmental impact if their utilisation in clothing continues to increase. If everyone buys one silver nanoparticle-treated sock a year, the silver concentration in waste ...

Plasmonics: Growth lamps for nanoparticles

Just as gardeners can use 'growth lamps' to stimulate plant growth, materials scientists can now promote uniform growth of decahedron-shaped silver nanoparticles while they are in solution. These 10-faced solids, only tens ...

Tiny fractal trees for solar power

Microscopic "fractal trees" grown from silver could be the basis of a new type of solar cell, say chemists at the University of California, Davis.

Nanosilver for therapy and diagnostics

(PhysOrg.com) -- Nowadays, everyday life would be inconceivable without nanotechnology. It is also ever-present in medical technology – both in therapy and diagnostics. Researchers from ETH Zurich have now prepared silver ...

New technology detects chemical weapons in seconds

Scientists at Queen's University Belfast are developing new sensors to detect chemical agents and illegal drugs which will help in the fight against the threat of terrorist attacks.

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