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Sunday, September 1, 2013

ScienceDaily: Top Technology News

Imaging: A brighter future for cell tracking
Optics: Nanotechnology's benefits brought into focus
Data storage: Maintaining privacy on the cloud
Data storage: Better hard drives ready for lift-off
Solar energy: A richer harvest on the horizon
Nanoparticles: Polymer knots with silicon hearts

Imaging: A brighter future for cell tracking

Posted: 31 Aug 2013 08:08 AM PDT

Fluorescent organic nanoparticles operating as cell tracers outperform existing methods for long-term tracking of living cells.

Optics: Nanotechnology's benefits brought into focus

Posted: 31 Aug 2013 08:06 AM PDT

Conventional lenses, made of shaped glass, are limited in how precisely they can redirect beams of incoming light and make them meet at a point. Now, scientists have proposed a novel approach to 'superlens' systems that can surpass this classical limit of focusing light.

Data storage: Maintaining privacy on the cloud

Posted: 31 Aug 2013 08:06 AM PDT

A data-sharing scheme utilizing an encryption manager shows the way towards low-cost, flexible and secure cloud storage services.

Data storage: Better hard drives ready for lift-off

Posted: 31 Aug 2013 08:06 AM PDT

Operating a hard disk drive is as complex as keeping a superfast car on the road. Read/write heads within the hard disk must process a huge amount of data at high speed. Controlling the motion of the slider housing these heads is crucial: if the slider crashes, it could destroy the hard disk.

Solar energy: A richer harvest on the horizon

Posted: 31 Aug 2013 08:06 AM PDT

Theoretical simulations reveal that layered semiconductors with magnetic interfaces are potent catalysts for solar energy capture and conversion.

Nanoparticles: Polymer knots with silicon hearts

Posted: 31 Aug 2013 08:06 AM PDT

Biocompatible complexes for drug delivery applications get a structural boost from nanoscale silicon cages.