(PhysOrg.com) -- By taking advantage of the properties of periodic systems, physicists have described how to efficiently time-reverse ultrashort electromagnetic pulses. Since a time-reversed pulse evolves as if time runs ...
The union of theory and practice makes broadband, low-loss optical devices practical, which is why two groups of Penn State engineers collaborated to design optical metamaterials that have custom applications that are easily ...
Nanophysics
Mar 28, 2013
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Scientists at the University of California, Los Angeles (UCLA) have unveiled a technology that could revolutionize the fields of imaging and optical communications. Led by Aydogan Ozcan and his team, the research introduces ...
Optics & Photonics
Jun 13, 2024
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The patterns of light hold tremendous promise for a large encoding alphabet in optical communications, but progress is hindered by their susceptibility to distortion, such as in atmospheric turbulence or in bent optical fiber.
Optics & Photonics
Jun 9, 2023
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85
A team led by researchers at the University of the Witwatersrand in Johannesburg, South Africa, with collaborators from the University of Pretoria (South Africa), as well as Mexico and Scotland, have made a new discovery ...
Optics & Photonics
Jun 24, 2022
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Gravitational wave scientists from The University of Western Australia have led the development of a new laser mode sensor with unprecedented precision that will be used to probe the interiors of neutron stars and test fundamental ...
General Physics
May 30, 2022
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Optics researchers have discovered a new way to measure incredibly small distortions in light waves by indirectly studying the behavior of curious 'quasiparticles' - ripples in the electric field that emerge when light and ...
Optics & Photonics
Dec 8, 2015
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(Phys.org) -- Technology that helps ground-based telescopes cut through the haze of Earth's atmosphere to get a clearer view of the heavens may also be used to collect better data at cutting-edge X-ray lasers like the Linac ...
General Physics
Jul 11, 2012
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A recent study affiliated with UNIST has introduced an effective method of restoring images distorted by fog. According to the research team, their method can also provide a breakthrough by exploiting the random fluctuations ...
Optics & Photonics
Mar 7, 2023
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A strong but lightweight mirror for space, made from silicon carbide ceramic, is being subjected to the temperature levels and vacuum encountered in orbit.
Space Exploration
May 25, 2017
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