Light is an oscillating wave of electric and magnetic fields. The way the electric field component interplays with the atoms in a material largely determines how light interacts with matter. With visible light, however, the ...
General Physics
Feb 27, 2013
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In physical, biological and technological systems, the time that a system's components take to influence each other can affect the transition to synchronization, an important finding that improves understanding of how these ...
General Physics
Nov 6, 2018
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161
Spintronics researchers have developed a phase locked loop (PLL) circuit designed to stabilize the oscillation frequency of a spin torque oscillator (STO), and demonstrated generation of a highly coherent microwave signal ...
Electronics & Semiconductors
Jun 17, 2016
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Average winter wave heights along the Atlantic coast of Western Europe have been rising for almost seven decades, according to new research.
Earth Sciences
Apr 24, 2018
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Getting in sync can be exhilarating when you're dancing in rhythm with other people or clapping along in an audience. Fireflies too know the joy of synchronization, timing their flashes together to create a larger display ...
Mathematics
Sep 7, 2023
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12
As world leaders gather at the United Nations Climate Change Conference (COP26) in Glasgow, Scotland, to take bolder action against climate change, human activity has already warmed the planet 1.1°C above pre-industrial ...
Environment
Nov 12, 2021
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160
Climate scientists at Rice University have discovered an "internally generated periodicity"—a natural cycle that repeats every 150 days—in the north-south oscillation of atmospheric pressure patterns that drive the movement ...
Earth Sciences
Jun 6, 2023
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113
A team from Cardiff University's School of Physics and Astronomy fired light particles, or photons, into a tiny tower of semi-conducting material. A photon collides with an electron confined in an even smaller structure within ...
Quantum Physics
Apr 19, 2010
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The exploration of planets around stars other than the Sun, known as extrasolar planets or 'exoplanets', is one of the most exciting topics of 21st century science. One of the key goals of this research is to discover and ...
Astronomy
Feb 19, 2014
1
0
The North Atlantic Oscillation (NAO) is considered a key driver of winter weather patterns over the northern hemisphere. A positive NAO is linked with more windstorms, and mild and wet winters in Europe. A negative NAO indicates ...
Earth Sciences
Jan 23, 2019
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