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As the Earth orbits the sun, it plows through a stream of fast-moving particles that can interfere with satellites and global positioning systems. Now, a team of scientists at the U.S. Department of Energy's (DOE) Princeton ...
Plasma Physics
Jun 03, 2020
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123
Blobs can wreak havoc in plasma required for fusion reactions. This bubble-like turbulence swells up at the edge of fusion plasmas and drains heat from the edge, limiting the efficiency of fusion reactions in doughnut-shaped ...
Plasma Physics
May 27, 2020
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153
The subject of the 2018 Nobel Prize in physics, chirped pulse amplification is a technique that increases the strength of laser pulses in many of today's highest-powered research lasers. As next-generation laser facilities ...
Plasma Physics
May 26, 2020
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110
A major roadblock to producing safe, clean and abundant fusion energy on Earth is the lack of detailed understanding of how the hot, charged plasma gas that fuels fusion reactions behaves at the edge of fusion facilities ...
Plasma Physics
May 22, 2020
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185
A team at the DIII-D National Fusion Facility led by a William & Mary physicist has made a significant advancement in physics understanding that represents a key step toward practical fusion energy.
Plasma Physics
May 21, 2020
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198
Plasmon-enhanced molecular spectroscopies have attracted tremendous attention as powerful detection tools with ultrahigh sensitivity down to the single-molecule level. The optical response of molecules in the vicinity of ...
Optics & Photonics
May 20, 2020
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7
Researchers at Universidad Carlos III de Madrid (UC3M) have patented a new spatial plasma-fueled engine capable of satellite and spacecraft propulsion, with magnetic field geometry and configuration that would minimize losses ...
Plasma Physics
May 20, 2020
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109
Nearly 50 years ago, Brown University physicist Michael Kosterlitz and his colleagues used the mathematics of topology—the study of how objects can be deformed by stretching or twisting but not tearing or breaking—to ...
Plasma Physics
May 14, 2020
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286
Extreme ultraviolet light (EUV light) does not naturally occur on Earth, but it can be produced. In nanolithography machines, EUV light is generated using an immensely hot tin plasma. Researchers at ARCNL, in close collaboration ...
Plasma Physics
May 11, 2020
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78
As interest in the application of plasma medicine—the use of low-temperature plasma (LTP) created by an electrical discharge to address medical problems—continues to grow, so does the need for research advancements proving ...
Plasma Physics
May 07, 2020
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458
Humans depend on fossil fuels as their primary energy source, especially in transportation. However, fossil fuels are both unsustainable and unsafe, serving as the largest source of greenhouse gas emissions and leading to ...
Plasma Physics
May 05, 2020
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737
Neutron stars are among the densest objects in the Uiverse. If our Sun, with its radius of 700,000 kilometres were a neutron star, its mass would be condensed into an almost perfect sphere with a radius of around 12 kilometres. ...
Plasma Physics
Apr 30, 2020
5
348
A key challenge to capturing and controlling fusion energy on Earth is maintaining the stability of plasma—the electrically charged gas that fuels fusion reactions—and keeping it millions of degrees hot to launch and ...
Plasma Physics
Apr 28, 2020
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1547
Atoms and molecules behave very differently at extreme temperatures and pressures. Although such extreme matter doesn't exist naturally on the earth, it exists in abundance in the universe, especially in the deep interiors ...
General Physics
Apr 24, 2020
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586
A key issue for scientists seeking to bring the fusion that powers the sun and stars to Earth is forecasting the performance of the volatile plasma that fuels fusion reactions. Making such predictions calls for considerable ...
Plasma Physics
Apr 16, 2020
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855
Mountains. Shipping containers. The surface of Mars.
Plasma Physics
Apr 13, 2020
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7
Using plasma to control microwaves for beaming direct energy toward a specific point is explored for their durability in high-energy electric fields and their reconfigurable structure. High power microwave beams, similar ...
Plasma Physics
Apr 07, 2020
1
133
Scientists seeking to bring the fusion that powers the sun and stars to Earth must deal with sawtooth instabilities—up-and-down swings in the central pressure and temperature of the plasma that fuels fusion reactions, similar ...
Plasma Physics
Mar 31, 2020
4
878
Chinese scientists with Institute of Technical Biology and Agriculture Engineering, Hefei Institutes of Physical Science applied low-temperature plasma technology to stimulate biomass and astaxanthin accumulation in Haematococcus ...
Plasma Physics
Mar 27, 2020
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17
Creating and controlling on Earth the fusion energy that powers the sun and stars is a key goal of scientists around the world. Production of this safe, clean and limitless energy could generate electricity for all humanity, ...
Plasma Physics
Mar 19, 2020
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231
