28/10/2014

Postcards from the plasma edge

For magnetic fusion energy to fuel future power plants, scientists must find ways to control the interactions that take place between the volatile edge of the plasma and the walls that surround it in fusion facilities. Such ...

Helping general electric upgrade the US power grid

When researchers at General Electric Co. sought help in designing a plasma-based power switch, they turned to the U.S. Department of Energy's (DOE) Princeton Plasma Physics Laboratory (PPPL). The proposed switch, which GE ...

Using radio waves to control the density in a fusion plasma

Recent fusion experiments on the DIII-D tokamak at General Atomics (San Diego) and the Alcator C-Mod tokamak at MIT (Cambridge, Massachusetts), show that beaming microwaves into the center of the plasma can be used to control ...

Ancient auditory illusions reflected in prehistoric art?

Some of mankind's earliest and most mysterious artistic achievements—including prehistoric cave paintings, canyon petroglyphs and megalithic structures such as Stonehenge—may have been inspired by the behaviors of sound ...

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