The speed of light can be intentionally reduced in various media. Various techniques have been developed over the years to slow down light, including electromagnetically induced transparency (EIT), Bose-Einstein condensate ...
Nanophysics
Jan 29, 2024
0
15
Researchers have developed a new technology that uses meta-optical devices to perform thermal imaging. The approach provides richer information about imaged objects, which could broaden the use of thermal imaging in fields ...
Optics & Photonics
Jan 11, 2024
0
43
When will the protruding rear camera on smartphones become obsolete? The implementation of a metasurface, which completely disregards the properties of light, promises to reduce the thickness of a camera lens to 1/10,000 ...
Optics & Photonics
Aug 16, 2023
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12
Bye-bye lens, hello metasurface. So-called metasurfaces can help to make optical systems thinner in the future, while at the same time increasing their functionality.
Optics & Photonics
Jun 26, 2023
2
99
The interaction of light and matter on the nanoscale is a vital aspect of nanophotonics. Resonant nanosystems allow scientists to control and enhance electromagnetic energy at volumes smaller than the wavelength of the incident ...
Nanophysics
Jun 23, 2023
0
12
The term meta means a concept of transcendence or surpassing, and when applied to materials, metamaterials encompass artificially engineered substances that exhibit properties not naturally found in the environment. Metasurfaces, ...
Nanophysics
Jun 14, 2023
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84
Holograms are often displayed in science fiction as colorful, life-sized projections. But what seems like the technology of the future is actually the technology of the present, and now it has been used to recreate the Mona ...
Optics & Photonics
May 30, 2023
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97
Metasurfaces are highly versatile for manipulating the amplitude, phase, or polarization of light. During the last decade, metasurfaces have been proposed for a vast range of applications—from imaging and holography to ...
Optics & Photonics
Feb 23, 2023
0
124
Researchers at Purdue University have made a groundbreaking discovery in the field of thermal radiation, uncovering a new method for generating spinning thermal radiation in a controlled and efficient manner using artificially ...
General Physics
Feb 3, 2023
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231
Researchers at LSU, in collaboration with Zuse Institute in Berlin, Germany, have developed an ultraviolet metasurface that discriminates between left- and right-handed amino acids with attomolar sensitivity.
Nanomaterials
Oct 4, 2022
0
119
