 Controlling the dimensions of semiconductor nanowires influences the scattering and absorption of light, potentially leading to solar cells with reduced scattering or enhanced absorption. 3 September 2010
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 Reversible, controlled creation of patterns of topological defects in liquid crystals is achieved using focused beams with optical phase singularities. 23 August 2010
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 Combining suitable nanomaterials and unconventional fabrication techniques marks a step forward in realizing less expensive, smaller-footprint, all-optical circuits on a chip. 23 August 2010
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 A new, seamless, sample-to-answer technology (high-conductance dielectrophoresis) enables rapid analysis of high-molecular-weight DNA clusters and drug-delivery nanoparticles based directly on whole blood. 19 August 2010
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 Portable optical devices capable of real-time, in situ sensing and characterization of individual nanoparticles and pathogens could offer unprecedented benefits in a range of applications. 9 August 2010
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