Whether in photosynthesis or in a photovoltaic system: if you want to use light efficiently, you have to absorb it as completely as possible. However, this is difficult if the absorption is to take place in a thin layer of ...
Optics & Photonics
Aug 25, 2022
8
1743
Getting atoms to do what you want isn't easy—but it's at the heart of a lot of groundbreaking research in physics.
General Physics
Aug 25, 2022
0
12
A new method for shaping matter into complex shapes, with the use of 'twisted' light, has been demonstrated in research at the University of Strathclyde.
General Physics
Aug 12, 2022
0
584
Researchers from Skoltech, the University of Iceland, and the University of Southampton have demonstrated the formation of an odd never-before-seen entity from the realm of quantum physics: a cluster of optical vortices with ...
Optics & Photonics
Aug 10, 2022
0
63
An all fiber-based approach to generating special optical beams, called Bessel beams, could open up new applications in imaging, optical trapping and communications.
Optics & Photonics
Aug 9, 2022
0
22
Researchers have developed a new chip-based beam steering technology that provides a promising route to small, cost-effective and high-performance lidar (or light detection and ranging) systems. Lidar, which uses laser pulses ...
Optics & Photonics
Aug 4, 2022
0
601
A special bonding state between atoms has been created in the laboratory for the first time: With a laser beam, atoms can be polarized so that they are positively charged on one side and negatively charged on the other. This ...
Optics & Photonics
Aug 1, 2022
0
696
Metamaterial interface waveguides can confine and guide electromagnetic (EM) waves, which has attractive potential in integrated photonics physics and wireless devices, from radio frequencies to optical bands. The energy ...
Optics & Photonics
Jul 19, 2022
0
354
A novel, quantum-based vacuum gauge system invented by researchers at the National Institute of Standards and Technology (NIST) has passed its first test to be a true primary standard—that is, intrinsically accurate without ...
General Physics
Jul 15, 2022
2
598
The latest technology to study glaciers fits in a backpack and can be carried up steep mountains.
Earth Sciences
Jul 13, 2022
0
85
