Free-space optical communication, the communication between two devices at a distance using light to carry information, is a highly promising system for achieving high-speed communication. This system of communication is ...
Borrowing a trick from nature, engineers from the University of California at Berkeley have created an incredibly thin, chameleon-like material that can be made to change color—on demand—by simply applying a minute amount ...
Optics & Photonics
Mar 12, 2015
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The results from the National Physical Laboratory's (NPL) latest research in photonics could open doors to new quantum technologies and telecoms systems
Optics & Photonics
Jan 14, 2019
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Researchers have created tiny holograms using a "metasurface" capable of the ultra-efficient control of light, representing a potential new technology for advanced sensors, high-resolution displays and information processing. ...
Optics & Photonics
Nov 15, 2013
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(Phys.org) —Researchers at King's College London have achieved previously unseen levels of control over the travelling direction of electromagnetic waves in waveguides. Their ground-breaking results could have far-reaching ...
Optics & Photonics
Apr 19, 2013
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A new approach to harvesting solar energy, developed by MIT researchers, could improve efficiency by using sunlight to heat a high-temperature material whose infrared radiation would then be collected by a conventional photovoltaic ...
Nanophysics
Jan 19, 2014
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NASA's Parker Solar Probe captured stunning views of Venus during its close flyby of the planet in July 2020.
Space Exploration
Feb 24, 2021
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Researchers at Columbia Engineering School have built optical nanostructures that enable them to engineer the index of refraction and fully control light dispersion. They have shown that it is possible for light (electromagnetic ...
Optics & Photonics
Jul 10, 2011
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A new photovoltaic energy-conversion system developed at MIT can be powered solely by heat, generating electricity with no sunlight at all. While the principle involved is not new, a novel way of engineering the surface ...
Energy & Green Tech
Jul 29, 2011
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(PhysOrg.com) -- Researchers have already known that carbon nanotube thin films have mechanical and conductive advantages that could make them useful as electrodes in solar cells, solid state lighting, and electronic displays. ...
