Plasmonic devices—such as superlenses, hyperlenses and plasmonic waveguides—have exciting potential for research and commercial applications because they permit optical lithography, imaging and waveguiding to be performed ...
Nanophysics
Jul 2, 2014
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Arrays of nanoscale pillars made to reflect light of a selected color could find application as optical filters in digital cameras.
Nanophysics
Nov 6, 2013
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Recent advances in nanotechnology are providing new possibilities for medical imaging and sensing. Gold nanostructures, for example, can enhance the fluorescence of marker dyes that are commonly used to detect biomolecules ...
Nanophysics
Sep 25, 2013
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Work undertaken at the John Innes Centre describes new Surface Plasmon Resonance (SPR) protocols to identify and footprint protein-DNA interactions in a cost effective and semi-automated way.
Analytical Chemistry
Jun 10, 2013
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A sensor that relies on reflected light to analyze biomedical and chemical samples now has greater sensitivity, thanks to a carpet of gold nanoparticles. Xia Yu of the A*STAR Singapore Institute of Manufacturing Technology, ...
Nanophysics
Jun 5, 2013
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Researchers from Ulsan National Institute of Science and Technology (UNIST) have demonstrated high-performance polymer solar cells (PSCs) with power conversion efficiency (PCE) of 8.92% which is the highest values reported ...
Nanomaterials
May 7, 2013
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Adding a few graphene layers onto the conventional gold-film SPR biosensor will boost up its sensitivity dramatically. The improved sensitivity comes from the graphene layer’s increased adsorption of biomolecules and ...
Nanophysics
May 5, 2011
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Optical chips are the latest innovation in silicon technology with the potential to revolutionize telecommunications. Their operation relies on several key components, including light-emitting devices, waveguides and photodetectors. ...
Optics & Photonics
Mar 28, 2011
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Researchers at the nanotechnology research center Imec (Belgium) have demonstrated biosensors based on novel nanostructure geometries that increase the sensitivity and allow to detect extremely low concentrations of specific ...
Bio & Medicine
Jun 23, 2010
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A new publication from Opto-Electronic Advances discusses label-free trace detection of bio-molecules by liquid-interface assisted surface-enhanced Raman scattering using a microfluidic chip.
Optics & Photonics
Sep 12, 2022
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