Northwestern University researchers have developed a new approach to quantum device design that has produced the first gain-based long-wavelength infrared (LWIR) photodetector using band structure engineering based on a type-II ...
Optics & Photonics
Feb 2, 2021
0
174
Unless radon gas is discovered in a home inspection, most people remain blissfully unaware that rocks like granite, metal ores, and some soils contain naturally occurring sources of radiation. In most cases, low levels of ...
Analytical Chemistry
Jan 29, 2021
0
49
Scientists have found that a perpendicular magnetic field makes electrically neutral quasiparticles (excitons) in semiconductors behave like electrons in the Hall effect. This discovery will help researchers to study the ...
General Physics
Jan 26, 2021
0
126
With the recent explosive demand for data storage, ranging from data centers to various smart and connected devices, the need for higher-capacity and more compact memory devices is constantly increasing. As a result, semiconductor ...
Nanomaterials
Jan 21, 2021
0
11
Gallium nitride crystals are a promising material for the development of next-generation power semiconductor devices. NIMS and the Tokyo Tech developed a technique for growing high-quality GaN crystals with considerably fewer ...
Analytical Chemistry
Dec 23, 2020
0
659
When it comes to the semiconductor industry, silicon has reigned as king in the electronics field, but it is coming to the end of its physical limits.
Condensed Matter
Dec 22, 2020
2
1750
The advantages of light-emitting diodes (LEDs), such as their tiny size, low cost and excellent power efficiency, mean they are found everywhere in modern life. A KAUST team has recently developed a way of producing a white-light ...
Optics & Photonics
Dec 21, 2020
2
41
Scientists at Paderborn University, the Technical University of Dortmund and the University of Würzburg have for the first time used laser pulses to precisely control photon echoes, which can occur when light waves superimpose ...
Optics & Photonics
Dec 15, 2020
0
98
Electronics are increasingly being paired with optical systems, such as when accessing the internet on an electronically run computer through fiber optic cables.
Optics & Photonics
Dec 14, 2020
0
100
In recent years, the energy consumption in developed countries has been rather wasteful. Nearly two-thirds of the total energy is typically discarded into the environment as "waste heat," which ends up contributing to global ...
Materials Science
Dec 9, 2020
0
973
