Information transfer in free space using ultraviolet, visible, or infrared waves has been gaining interest because of the availability of large bandwidth for high-data-rate communication. However, the presence of opaque occlusions ...
Optics & Photonics
Nov 6, 2023
0
159
Little of the mixed consumer plastics thrown away or placed in recycle bins actually ends up being recycled. Nearly 90% is buried in landfills or incinerated at commercial facilities that generate greenhouse gases and airborne ...
Polymers
Oct 22, 2023
2
493
Light–matter interaction is one of the most basic ways people observe the physical world. While reflection and refraction of light reveal the morphology of matter, inelastic scattering of light, like Raman scattering, encodes ...
Optics & Photonics
Oct 11, 2023
0
5
The mid-infrared spectral region has attracted great research interest over the past decade, as it is important for many biomedical and sensing applications. However, there is still a major challenge to develop compact and ...
Optics & Photonics
Sep 1, 2023
0
6
In the intricate world of light, a journey through inhomogeneous media often leads to distortions in space, time, spectrum, and polarization. These distortions, detrimental to applications like optical manipulation, imaging, ...
Optics & Photonics
Aug 31, 2023
0
102
Magnetic skyrmions, statically stable magnetic quasiparticles with a topological charge, have been the focus of numerous recent studies, as they could support the development of so-called spintronics. These devices, which ...
How high are concentrations of microplastics in the environment, in our drinking water or in foods? Researchers at the Technical University of Munich (TUM) have developed an automated analysis method for the identification ...
Analytical Chemistry
Jul 26, 2023
0
11
Raman spectroscopy—a chemical analysis method that shines monochromatic light onto a sample and records the scattered light that emerges—has caused frustration among biomedical researchers for more than half a century. ...
Optics & Photonics
Jul 26, 2023
0
55
Engineers and scientists have shipped NASA's ComPair instrument to Fort Sumner, New Mexico, ahead of its scheduled August flight early in NASA's 2023 fall balloon campaign.
Astronomy
Jul 20, 2023
0
1
Microplastics are tiny, barely visible plastic particles that can harm the environment, for example, if they are eaten by animals. However, it has been difficult to assess the effect of even smaller particles, which can hardly ...
Nanophysics
Jul 18, 2023
0
1
