A study from Technion unveils a newly discovered form of quantum entanglement in the total angular momentum of photons confined in nanoscale structures. This discovery could play a key role in the future miniaturization of ...
Optics & Photonics
Apr 11, 2025
1
1707
Imaging technology has transformed how we observe the universe—from mapping distant galaxies with radio telescope arrays to unlocking microscopic details inside living cells. Yet despite decades of innovation, a fundamental ...
Optics & Photonics
Dec 24, 2025
1
1684
A device resembling a plastic honeycomb yet infinitely smaller than a bee's stinger can steer light beams around tighter curves than ever before possible, while keeping the integrity and intensity of the beam intact.
Optics & Photonics
Mar 19, 2015
5
1681
Quantum materials are materials with unique electronic, magnetic or optical properties, which are underpinned by the behavior of electrons at a quantum mechanical level. Studies have showed that interactions between these ...
Metalenses—flat surfaces that use nanostructures to focus light—promise to revolutionize optics by replacing the bulky, curved lenses currently used in optical devices with a simple, flat surface. But, these metalenses have ...
Optics & Photonics
Jan 1, 2018
12
3074
A group of scientists led by researchers from the California Institute of Technology has engineered a type of artificial optical material—a metamaterial—with a particular three-dimensional structure such that light exhibits ...
Optics & Photonics
Apr 22, 2010
10
1659
The team of academician Guo Guangcan of University of Science and Technology of China (USTC) of the Chinese Academy of Sciences has made important progress in the research of cold atom super-resolution imaging. The team achieved ...
Optics & Photonics
Jan 6, 2022
3
1641
Most objects react in predictable ways when force is applied to them—unless they have "negative mass." And then they react exactly opposite from what you would expect.
Optics & Photonics
Jan 10, 2018
52
6028
More luminous and energy efficient than LEDs, white lasers look to be the future in lighting and light-based wireless communication.
Optics & Photonics
Jul 29, 2015
9
8615
A refractive index of zero induces a wave vector with zero amplitude and undefined direction. Therefore, light propagating inside a zero-index medium does not accumulate any spatial phase advance, resulting in perfect spatial ...
Optics & Photonics
Jan 15, 2021
0
1589
