Berkeley Lab researchers have developed a nano-sized optical antenna that can greatly enhance the spontaneous emission of light from atoms, molecules and semiconductor quantum dots. This advance opens the door to light-emitting ...
Optics & Photonics
Feb 3, 2015
1
1125
The use of solar energy in the U.S. is growing, but panels on rooftops are still a rare sight. They cost thousands of dollars, and homeowners don't recoup costs for years even in the sunniest or best-subsidized locales. But ...
Materials Science
Aug 18, 2015
26
145
Understanding how light waves oscillate in time as they interact with materials is essential to understanding light-driven energy transfer in materials, such as solar cells or plants. Due to the fantastically high speeds ...
Optics & Photonics
Apr 30, 2021
0
3035
NASA's Lucy spacecraft is preparing for its first close-up look at an asteroid. On Nov. 1, it will fly by asteroid Dinkinesh and test its instruments in preparation for visits in the next decade to multiple Trojan asteroids ...
Space Exploration
Oct 19, 2023
0
55
An international team of researchers has developed a way to create non-radiating sources of electromagnetism. In their paper published in the journal Physical Review Letters, the group describes their technique and how well ...
(AP) -- Apple Inc. said Friday that it was "stunned" to find that its iPhones have for years been using a "totally wrong" formula to determine how many bars of signal strength they are getting.
Consumer & Gadgets
Jul 2, 2010
13
0
University of Michigan researchers have developed a powerful microscope that can map how light energy migrates in photosynthetic bacteria on timescales of one-quadrillionth of a second.
Biochemistry
Oct 12, 2018
0
257
On 29 April, ESA and the Australian Space Agency announced the construction of a second 35-meter, deep space antenna at ESA's New Norcia station, located 140 kilometers north of Perth in Western Australia.
Astronomy
Apr 30, 2021
0
14
At this week’s International Solid State Circuits Conference, IMEC presents a 60GHz front-end receive chain, phase-locked loop and power amplifier in 45nm digital CMOS technology. These building blocks pave the way to ...
Electronics & Semiconductors
Feb 9, 2009
0
0
(PhysOrg.com) -- Antennas aren't just for listening to the radio anymore. They're used in everything from cell phones to GPS devices. Research from North Carolina State University is revolutionizing the field of antenna design ...
Engineering
Dec 1, 2009
4
0
