By shining white light on a glass slide stippled with millions of tiny titanium dioxide pillars, researchers at the National Institute of Standards and Technology (NIST) and their collaborators have reproduced with astonishing ...
Nanophysics
Sep 4, 2020
1
369
Flat optics are made of nanostructures containing high-refractive index materials to produce lenses with thin form factors that function only at specific wavelengths.
A team led by engineers at the University of California San Diego has used data mining and computational tools to discover a new phosphor material for white LEDs that is inexpensive and easy to make. Researchers built prototype ...
Optics & Photonics
Feb 19, 2018
5
977
(Phys.org)—Cell phones and Wi-Fi devices typically transmit data using radio waves, but as the demand for wireless data transfer increases, congestion in the radio spectrum is expected to become more of a problem. One way ...
Using 3D printing and porous silicon, researchers at the University of Illinois Urbana-Champaign have developed compact, visible wavelength achromats that are essential for miniaturized and lightweight optics. These high-performance ...
Optics & Photonics
Dec 9, 2023
0
536
The light generated by researchers from the Max Planck Institute for the Science of Light in Erlangen is more colourful than a rainbow. The scientists couple a low-energy, infrared laser pulse into a photonic crystal fibre ...
Optics & Photonics
Mar 16, 2015
0
75
Technology developed by a team of University of Utah electrical and computer engineers could make the holographic chess game R2-D2 and Chewbacca played in "Star Wars" a reality.
Optics & Photonics
Jul 19, 2017
0
574
A group of space scientists from the University of Southern Queensland, the University of Victoria, the University of Warwick and the Kavli Institute for Astrophysics and Space Research discovered a white dwarf star that ...
A stellar flare ten times more powerful than anything seen on our sun has burst from an ultracool star almost the same size as Jupiter.
Astronomy
Apr 17, 2019
13
1437
Roughly 20 percent of the electricity consumed worldwide is used to light homes, businesses, and other private and public spaces. Though this consumption represents a large drain on resources, it also presents a tremendous ...
General Physics
Apr 7, 2009
5
0
