Near-infrared emitters (NIR) will be of crucial importance for a variety of biomedical, security and defense applications, as well as for (in)visible light communications and the internet-of-things (IoT). Researchers from ...
Optics & Photonics
Jan 28, 2021
0
7
Tohoku University researchers have improved a method for probing semiconducting crystals with light to detect defects and impurities. The details of their omnidirectional photoluminescence (ODPL) spectroscopy set-up were ...
Materials Science
Oct 6, 2020
0
4
Scientists investigate free electrons and the resonant interactions of electromagnetic waves in the field of plasmonics. However, the discipline still remains to be extended to large-scale commercial applications due to the ...
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
Light sources and detectors are key components of countless technological devices on the market today. For instance, light emitting diodes (LEDs) are often used as a source of light in displays and other technologies, while ...
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
The development of technologies which can process information based on the laws of quantum physics are predicted to have profound impacts on modern society.
Quantum Physics
Dec 24, 2019
1
7129
Los Alamos National Laboratory scientists have synthesized magnetically-doped quantum dots that capture the kinetic energy of electrons created by ultraviolet light before it's wasted as heat.
Nanophysics
Oct 8, 2019
1
810
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
Tohoku University researchers have developed a technique using a hollow sphere to measure the electronic and optical properties of large semiconducting crystals. The approach, published in the journal Applied Physics Express, ...
General Physics
Jun 7, 2019
0
7
