Valleytronics is an emerging field in which valleys—local minima in the energy band structure of solids—are used to encode, process, and store quantum information. Though graphene was thought to be unsuitable for valleytronics ...
Optics & Photonics
Sep 8, 2021
0
995
In microelectronic devices, the bandgap is a major factor determining the electrical conductivity of the underlying materials. Substances with large bandgaps are generally insulators that do not conduct electricity well, ...
Condensed Matter
Dec 18, 2018
0
105
Lasers play roles in many manufacturing processes, from welding car parts to crafting engine components with 3D printers. To control these tasks, manufacturers must ensure that their lasers fire at the correct power.
Optics & Photonics
Sep 18, 2018
0
40
Energous, a San Jose, Calif., company, is the first firm to receive federal approval for a wireless charging system purported to power devices from up to 3 feet away, the company said.
Consumer & Gadgets
Dec 29, 2017
32
657
"Smart grid" technologies significantly reduce greenhouse gases and other emissions resulting from power production and usage. Taken together, smart grid and intelligent buildings mechanisms could reduce national carbon emissions ...
Energy & Green Tech
Jul 15, 2016
11
66
Electrical engineers at the University of California, San Diego demonstrated a new wireless communication technique that works by sending magnetic signals through the human body. The new technology could offer a lower power ...
Engineering
Sep 1, 2015
13
5559
Researchers from North Carolina State University have developed a new technique for "scheduling" energy in electric grids that moves away from centralized management by tapping into the distributed computing power of energy ...
Energy & Green Tech
Jun 24, 2015
8
109
Nanyang Technological University (NTU) scientists have developed a smart window which can darken or brighten without the need for an external power source.
Engineering
Dec 17, 2014
0
0
(Phys.org) —Imagine a cyberattack that does serious damage to the U.S. power grid. The results wouldn't be pretty.
Computer Sciences
May 21, 2014
0
0
(Phys.org) —Advances in computer technology are opening up new possibilities for surveillance cameras and environmental video monitoring systems. Kevin Abas, a graduate student in computer engineering at UC Santa Cruz, ...
Engineering
May 20, 2014
0
0
