Engineers create a device that can focus light into a point of just a few nanometers, with applications in computing, communications, and imaging.
Optics
New organic metamaterials developed with mechanical metaproperties
A new hydrogel created by Cornell researchers is so soft that it can flow like a liquid and then return to its original shape.
Advanced Materials Physics: A transparent view at UC Berkeley
Researchers have developed a transparent diode with copper-alloyed zinc sulfide as p-type conducting material.
Seeing the Light? Making Sense of Disorder in Polymer Opals
A new hyperspectral goniometry technique, to measure 3D angular scattering of light, shows scattering from polymer opals is anisotropic.
Nanotube Arrays Produce High-Resolution Holograms
Carbon nanotube arrays have been used to produce high-resolution holograms with high contrast and large field of view.
Nanolithography for Fabricating Chiral Nanostructures
The pursuit for novel materials with fascinating and unprecedented optical properties has continued apace in recent years by way of theoretical, experimental, and nanotechnological developments. Chiral nanomaterials represent a significant class of materials,...
Overcoming quenching in plasmonic antennas
Researchers observe excitation enhancement in plasmonic antenna despite the presence of strong quenching losses affecting the emission.
Potential cancer treatment from Rice University
Researchers at Rice University have found a way to kill some diseased cells and treat others in the same sample at the same time.
Carbon nanotubes and lasers help to visualize blood flow
New fluorescence imaging technique allows researchers to view pulsing blood vessels of living animals with unprecedented clarity.
Improved materials for all-optical signal processing
Alex Jen and co-workers publish work describing a new series of anionic polymethine dyes, designed for application in improved guest-host materials.
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