The discovery that the nebulae surrounding the most powerful pulsars are pumping out ultra-high-energy gamma rays could rewrite the book about the rays' galactic origins. Pulsars are rapidly rotating, highly magnetized collapsed ...
Astronomy
Apr 22, 2021
0
328
A team of scientists has conducted an analysis of directly driven gold sphere experiments to test heat transport models used in inertial confinement fusion (ICF) and high energy density (HED) modeling. It was found that overly ...
Plasma Physics
Apr 16, 2021
0
99
Circularly polarized light exhibits promising applications in future displays and photonic technologies. Traditionally, circularly polarized light is converted from unpolarized light by the linear polarizer and the quarter-wave ...
Optics & Photonics
Apr 13, 2021
0
7
The sun is the most important source of energy for sustaining life on Earth, but it gives us a lot more than just light and heat. It also gives us solar storms.
Astronomy
Mar 29, 2021
0
18
Astronomers found a number of baby stars hiding around the center of the Milky Way using the Atacama Large Millimeter/submillimeter Array (ALMA). Previous studies had suggested that the environment there is too harsh to form ...
Astronomy
Mar 29, 2021
1
471
The development of flexible, wearable and implantable microelectronics has accelerated the need for miniaturized and integrated energy storage devices with mechanically robust properties, high voltage, and highly compatible ...
Nanomaterials
Mar 26, 2021
0
0
Chinese scientists have proposed a highly reliable thermal power generator by combining thermoacoustic effect and triboelectric effect.
General Physics
Mar 26, 2021
0
38
Nanograined metals and alloys, whose grain size is less than 100 nm, exhibit extremely high strength and high ductility, possessing excellent mechanical properties. Nanograined materials, however, have a large number of grain ...
Materials Science
Mar 16, 2021
0
9
For decades, researchers assumed the cosmic rays that regularly bombard Earth from the far reaches of the galaxy are born when stars go supernova—when they grow too massive to support the fusion occurring at their cores ...
Astronomy
Mar 11, 2021
2
1073
On December 6, 2016, a high-energy particle called an electron antineutrino hurtled to Earth from outer space at close to the speed of light carrying 6.3 petaelectronvolts (PeV) of energy. Deep inside the ice sheet at the ...
General Physics
Mar 10, 2021
11
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