For decades, as astronomers have imagined advanced extraterrestrial civilizations, they categorized such worlds by the amount of energy their inhabitants might conceivably be able to harness and use. They sorted the hypothetical ...
Astronomy
Sep 6, 2017
11
244
If you think you can use the solar panels on your roof to power your home during an outage, think again. During an outage, while your home remains connected to the grid, the devices that manage your solar panels are powered ...
Energy & Green Tech
Sep 5, 2017
12
472
The growth of humanity is limited by our tools. Each era of human development, from caves to the Industrial Revolution to sending Curiosity to Mars, is marked by technological evolution. A collaborative team of scientists ...
Energy & Green Tech
Sep 1, 2017
0
2
Fujitsu today announced the development of a gallium-nitride (GaN) high-electron mobility transistor (HEMT) power amplifier for use in W-band (75-110 GHz) transmissions. To realize long-distance, high-capacity wireless communications, ...
Electronics & Semiconductors
Jul 24, 2017
0
4
Scientists have designed a new type of cathode that could make the mass production of sodium batteries more feasible. Batteries based on plentiful and low-cost sodium are of great interest to both scientists and industry ...
Materials Science
Jul 20, 2017
0
328
Squid-inspired proteins can act as programmable assemblers of 2D materials, like graphene oxide, to form hybrid materials with minute spacing between layers suitable for high-efficiency devices including flexible electronics, ...
Nanomaterials
Jul 5, 2017
0
17
(Phys.org)—One of the most promising microscale power sources for portable and wearable electronics is a micro-supercapacitor—they can be made thin, lightweight, highly flexible, and with a high power density. Normally, ...
At EPFL, researchers challenge a fundamental law and discover that more electromagnetic energy can be stored in wave-guiding systems than previously thought. The discovery has implications in telecommunications. Working around ...
Optics & Photonics
Jun 22, 2017
10
11276
Hydrogen is regarded as the energy source of the future: It is produced with solar power and can be used to generate heat and electricity in fuel cells. Empa researchers have now succeeded in decoding the movement of hydrogen ...
Materials Science
Jun 22, 2017
0
29
Electrodes are critical parts of every battery architecture – charge too fast, and you can decrease the charge-discharge cycle life or damage the battery so it won't charge anymore. Scientists built a new design and chemistry ...
Energy & Green Tech
Jun 8, 2017
0
9
