A team of scientists at the Max Planck Institute for the Science of Light led by Dr. Birgit Stiller has succeeded in cooling traveling sound waves in waveguides considerably further than has previously been possible using ...
Optics & Photonics
Jan 18, 2024
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140
When light goes through a material, it often behaves in unpredictable ways. This phenomenon is the subject of an entire field of study called "nonlinear optics," which is now integral to technological and scientific advances ...
Optics & Photonics
Jan 11, 2024
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88
Be fast, avoid light, and roll through a curvy ramp: This is the recipe for a pioneering experiment proposed by theoretical physicists in a recent paper published in Physical Review Letters. An object evolving in a potential ...
Optics & Photonics
Jan 10, 2024
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100
In a review published on 1 January 2024, in the journal Microsystems & Nanoengineering, researchers discuss hydrogels in photonics, highlighting their potential to revolutionize the field. The article emphasizes how hydrogels ...
Optics & Photonics
Jan 9, 2024
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12
Flat optics are made of nanostructures containing high-refractive index materials to produce lenses with thin form factors that function only at specific wavelengths.
The search for and development of efficient terahertz (THz) sources is one of the major scientific goals of the 21st century. The THz region of the electromagnetic spectrum is composed of light frequencies in between the ...
Optics & Photonics
Dec 21, 2023
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20
It first appeared as a glowing blob from ground-based telescopes and then vanished completely in images from the Hubble Space Telescope. Now, the ghostly object has reappeared as a faint, yet distinct galaxy in an image from ...
Astronomy
Dec 1, 2023
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370
In research, sometimes the bumpy path proves to be the best one. By creating tiny, periodic bumps in a miniature racetrack for light, researchers at the National Institute of Standards and Technology (NIST) and their colleagues ...
Optics & Photonics
Nov 28, 2023
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206
Today, petrochemical compounds and rare metals such as platinum and iridium are used to produce semiconductors for optoelectronics, such as organic LEDs for super-thin TV and mobile phone screens. Physicists at Umeå University ...
Biochemistry
Nov 28, 2023
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586
Skoltech scientists have found a way to improve the most widely used technology for producing single-walled carbon nanotube films—a promising material for solar cells, LEDs, flexible and transparent electronics, smart textiles, ...
Nanomaterials
Nov 28, 2023
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143
