Physicists see electron whirlpools for the first time
Though they are discrete particles, water molecules flow collectively as liquids, producing streams, waves, whirlpools, and other classic fluid phenomena.
Though they are discrete particles, water molecules flow collectively as liquids, producing streams, waves, whirlpools, and other classic fluid phenomena.
General Physics
Jul 6, 2022
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2087
When an ordinary electrical conductor—such as a metal wire—is connected to a battery, the electrons in the conductor are accelerated by the electric field created by the battery. While moving, electrons frequently collide ...
Nanophysics
May 13, 2024
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161
A recent research study conducted by City, University of London's Professor Christoph Bruecker and his team has revealed how micro-structured finlets on owl feathers enable silent flight and may show the way forward in reducing ...
General Physics
Nov 18, 2020
3
197
The Pacaya volcano close to Guatemala's capital is maintaining "high levels" of activity with strong eruptions, ash clouds and rivers of lava spewing out, officials said on Friday.
Environment
Mar 26, 2021
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70
Increasing drought, less precipitation, rising water demand in agriculture—climate change is causing problems for our groundwater. In Germany and around the world, it is leading to falling groundwater levels in some regions. ...
Earth Sciences
Aug 30, 2022
3
40
Paper-based diagnostic tests are cheap, convenient and biodegradable. However, their use is limited by conventional dyes—which are not bright enough to show trace amounts of analyte, are prone to fading, and can be environmentally ...
Analytical Chemistry
Mar 29, 2019
0
118
Researchers at the University of Warwick have been inspired by the unique movement of trembling aspen leaves, to devise an energy harvesting mechanism that could power weather sensors in hostile environments and could even ...
General Physics
Mar 18, 2019
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84
Computer simulations have been used with great success in recent months to visualize the spread of the COVID-19 virus in a variety of situations. In Physics of Fluids, researchers explain how turbulence in the air can create ...
Soft Matter
Jun 29, 2021
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19
Active systems in helicopter rotor blades can adapt the blades' aerodynamic properties to local airflow conditions. The use of such systems leads to lower fuel consumption, increased maximum speed and reduced noise and vibration. ...
Engineering
Mar 6, 2013
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0
The EU funded European research project FILOSE has developed robots with a new sense - lateral line sensing. All fish have this sensing organ but so far it had no technological counterpart on man-made underwater vehicles.
Plants & Animals
Mar 6, 2013
0
0