The research group led by Prof. Xiao Zhengguo from the University of Science and Technology of China (USTC) of the Chinese Academy of Sciences prepared large-area and efficient sky-blue perovskite light-emitting diodes (PeLEDs) ...
Materials Science
Mar 21, 2022
0
43
Researchers at Institute for Molecular Science in Japan report that novel photon upconversion (UC) system with heterojunctions of organic semiconductors. The solid-state UC system is achieved with an external quantum efficiency ...
Optics & Photonics
Nov 18, 2021
0
22
In today's digital infrastructure, the data-bits we use to send and process information can either be 0 or 1. Being able to correct possible errors that may occur in computations using these bits is a vital part of information ...
Quantum Physics
Sep 28, 2021
0
632
Organic molecules that capture photons and convert these into electricity have important applications for producing green energy. Light-harvesting complexes need two semiconductors, an electron donor and an acceptor. How ...
Bio & Medicine
Feb 24, 2021
1
488
For a wide variety of high-powered scientific instruments, from free-electron lasers to wakefield accelerators to electron microscopes, generating a bright electron beam that has specific properties represents one of the ...
General Physics
Sep 2, 2020
0
45
Quantum circuits, the building blocks of quantum computers, use quantum mechanical effects to perform tasks. They are much faster and more accurate than the classical circuits that are found in electronic devices today. In ...
Quantum Physics
Mar 27, 2020
0
1337
Theoretical physicists at Trinity College Dublin are among an international collaboration that has built the world's smallest engine—which, as a single calcium ion, is approximately ten billion times smaller than a car ...
Quantum Physics
Aug 21, 2019
7
2550
MIT researchers have designed a way to generate, at room temperature, more single photons for carrying quantum information. The design, they say, holds promise for the development of practical quantum computers.
Optics & Photonics
May 14, 2019
2
1113
A chemist from RUDN was the first to use catalysts with ruthenium nanoparticles to obtain hydrogen under the influence of visible light and UV radiation. In the future, such catalysts may be used for large-scale production ...
Materials Science
Oct 17, 2018
0
58
Transforming light into electricity is no mean feat. Some devices, like solar cells, use a closed circuit to generate an electric current from incoming light. But another class of materials, called photocathodes, generate ...
Nanomaterials
Sep 17, 2018
0
52
