Scientists engineer a functional optical lens out of 2-D materials
In optics, the era of glass lenses may be waning.
In optics, the era of glass lenses may be waning.
Nanophysics
Nov 14, 2018
0
42
Traditional lenses—like the ones found in eyeglasses—are bulky, heavy and only focus light across a limited number of wavelengths. A new, ultrathin metalens developed by researchers at the University of California, Berkeley, ...
Condensed Matter
Jun 26, 2020
3
980
Optics researchers from The University of Queensland and Nokia Bell Labs in the US have developed a new technique to demonstrate the time reversal of optical waves, which could transform the fields of advanced biomedical ...
Optics & Photonics
Dec 14, 2020
2
3114
NASA's Mars 2020 Perseverance rover has a challenging road ahead: After having to make it through the harrowing entry, descent, and landing phase of the mission on Feb. 18, 2021, it will begin searching for traces of microscopic ...
Space Exploration
Sep 22, 2020
5
927
Growing consumption of energy and fossil fuels over four decades did not play a significant role in increasing life expectancy across 70 countries.
Environment
Mar 26, 2020
3
287
Research from The University of Queensland aimed at controlling light in scattering materials, such as fog or biological tissues, will benefit future biomedical imaging and telecommunications.
Optics & Photonics
Jan 07, 2020
1
25
Stargazers across the northern hemisphere could see as many as 70 meteors an hour this coming Sunday, as the Geminids meteor shower reaches its peak. Prospects for what should be this year's best display of meteors are particularly ...
Space Exploration
Dec 11, 2020
1
347
The odd, wavy pattern that results from viewing certain phone or computer screens through polarized glasses has led researchers to take a step toward thinner, lighter-weight lenses. Called moiré, the pattern is made by laying ...
Optics & Photonics
Jan 04, 2021
0
173
A group of American and Chinese researchers has designed and tested a microgrid system that is both robust and reliable—and therefore capable of delivering energy safely and without interruptions. This is particularly important ...
Engineering
Jun 05, 2019
0
13
In a study published in Nature on June 10, researchers from Dr. Yang Hui's Lab at the Institute of Neuroscience of the Chinese Academy of Sciences (CAS), and collaborators from the CAS-MPG Partner Institute for Computational ...
Biotechnology
Jun 10, 2019
2
146