Hubble astronomers discover early universe was overheated
If you think global warming is bad, 11 billion years ago the entire universe underwent, well, universal warming.
Astronomy
Oct 7, 2010
36
2
Page 4 - News tagged with electron radiation
New 'metamaterial' device may lead to see-through cameras and scanners
Devices that can mimic Superman's X-ray vision and see through clothing, walls or human flesh are the stuff of comic book fantasy, but a group of scientists at Boston University (BU) has taken a step toward making such futuristic ...
Optics & Photonics
May 6, 2010
1
0
Scientist make a leap in quantum computing
(PhysOrg.com) -- A major hurdle in the ambitious quest to design and construct a radically new kind of quantum computer has been finding a way to manipulate the single electrons that very likely will constitute the new machines' ...
Quantum Physics
Feb 5, 2010
20
0
To peer inside a living cell
(PhysOrg.com) -- Quantum mechanics could help build ultra-high-resolution electron microscopes that won't destroy living cells, according to MIT electrical engineers.
General Physics
Oct 6, 2009
3
0
Ghost remains after black hole eruption
NASA's Chandra X-ray Observatory has found a cosmic "ghost" lurking around a distant supermassive black hole. This is the first detection of such a high-energy apparition, and scientists think it is evidence of a huge eruption ...
Astronomy
May 28, 2009
15
0
THEMIS: 'Singing' electrons help create and destroy 'killer' electrons
Scientists using NASA's fleet of THEMIS spacecraft have discovered how radio waves produced by electrons injected into Earth's near-space environment both generate and remove high-speed "killer" electrons.
General Physics
May 7, 2009
6
0
High-energy Electrons Could Come from Pulsars -- or Dark Matter
(PhysOrg.com) -- Something in our galactic neighborhood seems to be producing large numbers of high-energy electrons, according to new data gathered by the Fermi Gamma-ray Space Telescope. The electrons could be coming from ...
General Physics
May 5, 2009
1
0
New method for generating monochromatic light in storage rings
When ultrafast electrons are deflected, they emit light—synchrotron radiation. This is used in so-called storage rings in which magnets force the particles onto a closed path. This light is longitudinally incoherent and ...
Optics & Photonics
Jun 28, 2024
0
285
New AI model: A leap for autonomous materials science
Materials science enables cutting-edge technologies, from lightweight cars and powerful computers to high-capacity batteries and durable spacecraft. But to develop materials for these applications, they need to be exactingly ...
Analytical Chemistry
Mar 22, 2024
0
33
Researchers devise new ways to engineer carbon-based semiconductors for electronics of the future
It might look like a roll of chicken wire, but this tiny cylinder of carbon atoms—too small to see with the naked eye—could one day be used for making electronic devices ranging from night vision goggles and motion detectors ...
Nanomaterials
Mar 11, 2024
0
167
