The expansion of the universe at some stage of evolution is well described by the Friedmann model. It was derived from general relativity a hundred years ago, but it is still considered one of the most important and relevant ...
General Physics
Jan 22, 2024
2
219
New research into topological phases of matter may spur advances in innovative quantum devices. As described in a new paper published in the journal Nature Communications, a research team including Los Alamos National Laboratory ...
Condensed Matter
Jan 22, 2024
0
52
The Visible Infrared Imaging Radiometer Suite sensor on the NOAA-NASA Suomi NPP satellite captured this image of the aurora borealis, or northern lights, over western Canada at 3:23 a.m. MST (5:23 a.m. EST) on November 5, ...
Planetary Sciences
Jan 18, 2024
0
16
Electrical deep brain stimulation (DBS) is a well-established method for treating disordered movement in Parkinson's disease. However, implanting electrodes in a person's brain is an invasive and imprecise way to stimulate ...
Bio & Medicine
Jan 18, 2024
0
16
The moon is almost completely covered in dust. Unlike on Earth, this dust is not smoothed by wind and weather, but is sharp-edged and also electrostatically charged. This dust has been studied since the Apollo era at the ...
Planetary Sciences
Jan 18, 2024
1
37
The next time you pick up balloons for your big party, remember the helium gas in those balloons is destined for the stars. Helium is so light that it easily escapes Earth's gravity, and all helium will eventually make its ...
Other
Jan 18, 2024
0
8
Quasicrystals are intermetallic materials that have garnered significant attention from researchers aiming to advance condensed matter physics understanding. Unlike normal crystals, in which atoms are arranged in an ordered ...
Condensed Matter
Jan 18, 2024
0
45
At the heart of global internet connectivity, optical communications form an indispensable foundation. Key to this foundation are optical isolators, created by combining multiple components.
Optics & Photonics
Jan 18, 2024
0
48
The discovery of superconductivity more than a century ago has significantly changed our world.
A team at HZB has developed a new measurement method that, for the first time, accurately detects tiny temperature differences in the range of 100 microKelvin in the thermal Hall effect. Previously, these temperature differences ...
Condensed Matter
Jan 17, 2024
0
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