The technological advancement of optical lenses has long been a significant marker of human scientific achievement. Eyeglasses, telescopes, cameras, and microscopes have all literally and figuratively allowed us to see the ...
Optics & Photonics
May 16, 2022
0
187
Helical plasmonic nanostructures have attracted considerable attention in materials science and chemistry due to their inherent optical chirality. In a new report, Yang Chen and a research team in the department of Mechanical ...
Biological and chemical substances can be rapidly detected in real-time for public health and environmental monitoring purposes. In a new report now on Science Advances, Inki Kim and a research team in mechanical engineering, ...
Compact and lightweight metasurfaces—which use specifically designed and patterned nanostructures on a flat surface to focus, shape and control light—are a promising technology for wearable applications, especially virtual ...
Optics & Photonics
May 17, 2022
0
196
Japanese researchers successfully tested reflectionless, highly refractive index metasurface that may eventually be used in practical applications to send, receive, and manipulate light and radio waves in the terahertz waveband ...
Optics & Photonics
May 14, 2021
1
103
Not far from where Edwin Land—the inventor of the Polaroid camera—made his pioneering discoveries about polarized light, researchers from the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) are ...
Optics & Photonics
Apr 4, 2017
0
27
Metasurfaces are two-dimensional (2-D) metamaterials that can control scattering waves of a light beam. Their applications include thin-sheet polarizers, beam splitters, beam steerers and lenses. These structures can control ...
A new publication in Opto-Electronic Advances overviews dynamic metasurfaces and metadevices empowered by graphene.
Nanomaterials
May 5, 2022
0
5
Researchers with the Advanced Science Research Center at the CUNY Graduate Center (CUNY ASRC) have experimentally demonstrated that metasurfaces (two-dimensional materials structured at the nanoscale) can precisely control ...
Nanophysics
Aug 23, 2024
0
80
The rainbow is not just colors—each color of light has its own frequency. The more frequencies you have, the higher the bandwidth for transmitting information.
Optics & Photonics
Aug 16, 2018
0
112
