Structured light waves with spiral phase fronts carry orbital angular momentum (OAM), attributed to the rotational motion of photons. Recently, scientists have been using light waves with OAM, and these special "helical" ...
Optics & Photonics
Aug 8, 2023
0
959
Precise control of light is a crucial requirement in optical imaging, sensing, and communication. Traditional lenses employed for the purpose have limitations, necessitating more precise and compact solutions. To address ...
Optics & Photonics
Jul 25, 2023
0
95
A new technology being pioneered at Caltech is allowing researchers to "evolve" optical devices and then print them out using a specialized type of 3D printer. These devices are made of so-called optical metamaterials that ...
Nanophysics
Jul 17, 2023
0
113
Envision a realm where light can be meticulously controlled and manipulated at minuscule scales, unlocking unprecedented potentials for nanotechnology and quantum information technology. Recent breakthroughs in quantum research ...
Since the scientists at Bell Labs invented the world's first transistor in December 1947, a revolution in microelectronics technology has profoundly affected lifestyles worldwide. As electronics get smaller and smaller, it ...
Nanophysics
Jul 5, 2023
0
10
Studying the universe isn't easy, and not just because of the massive distances involved. If you want to study the galactic nurseries where stars and galaxies form, you often have to look at areas of the universe where there ...
Astronomy
Jun 27, 2023
1
68
Researchers from University of Bristol and Diamond Light Source have uncovered how moths create a powerful stealth cloak preventing detection by biosonar. This work (Bio-Inspired Urban Adaptations: What Insects Can Teach ...
Ecology
Jun 22, 2023
0
115
Loughborough University scientists are the first to demonstrate that a terahertz wave camera can capture 3D images of microscopic items hidden inside small objects.
Optics & Photonics
Jun 21, 2023
0
94
Physicists at the University of Konstanz have generated one of the shortest signals ever produced by humans: Using paired laser pulses, they succeeded in compressing a series of electron pulses to a numerically analyzed duration ...
Optics & Photonics
Jun 19, 2023
3
101
A counterintuitive facet of the physics of photon interference has been uncovered by three researchers of Université libre de Bruxelles, Belgium. In an article published this month in Nature Photonics, they have proposed ...
Optics & Photonics
Jun 15, 2023
1
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