#A magnetic field with an edge

“#A magnetic field with an edge” Magnetic field in beam-plasma interaction: The field begins at the beam boundary and is larger than that in the bulk. Credit: Ratan Bera A team of Indian and Japanese physicists have overturned the six-decade old notion that the giant magnetic field in a high intensity laser produced plasma evolves…

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#Researchers find unexpected electrical current that could stabilize fusion reactions

“#Researchers find unexpected electrical current that could stabilize fusion reactions” An artist’s rendering of electrical current flowing through a tokamak fusion facility. Credit: Elle Starkman Electric current is everywhere, from powering homes to controlling the plasma that fuels fusion reactions to possibly giving rise to vast cosmic magnetic fields. Now, scientists at the U.S. Department…

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#Revised code could help improve efficiency of fusion experiments

“#Revised code could help improve efficiency of fusion experiments” Credit: CC0 Public Domain An international team of researchers led by the U.S. Department of Energy’s (DOE) Princeton Plasma Physics Laboratory (PPPL) has upgraded a key computer code for calculating forces acting on magnetically confined plasma in fusion energy experiments. The upgrade will be part of…

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#New findings could help scientists tame damaging heat bursts in fusion reactors

“#New findings could help scientists tame damaging heat bursts in fusion reactors” Physicists Ahmed Diallo, left, and Julien Dominski shown with collage of DIII-D tokamak. Credit: Elle Starkman/PPPL Office of Communications. Picture strong wind blowing against a tree until it’s knocked down. Such action would mimic the process that causes damaging heat bursts called edge…

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#First results of an upgraded device highlight lithium’s value for producing fusion

“#First results of an upgraded device highlight lithium’s value for producing fusion” The team that upgraded the LTX-β. Front row from left: Shigeyuki Kubota, Dylan Corl, Guy Rossi, Anurag Maan (behind Rossi). Second row from left: Filippo Scotti, Dennis Boyle, Drew Elliott, Dick Majeski, Tom Kozub, Paul Hughes, Ron Bell (behind Hughes), Kristopher Gilton. Third…

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#France’s global nuclear fusion device a puzzle of huge parts

“#France’s global nuclear fusion device a puzzle of huge parts” Assembly hall at the construction site of the ITER ( the International Thermonuclear Experimental Reactor), where components for the ITER Tokamak will be pre-assembled before integration into the machine in the CEN of Cadarache, in Saint-Paul-Lez-Durance, southern France, Tuesday, July 28, 2020. A project of…

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#While birds chirp, plasma shouldn’t: New insight could advance fusion energy

“#While birds chirp, plasma shouldn’t: New insight could advance fusion energy” PPPL physicist Roscoe White and colleagues have furthered understanding of a barrier that can prevent doughnut-shaped fusion facilities known as tokamaks from operating at high efficiency by causing vital heat to be lost from them. Credit: Elle Starkman / PPPL Office of Communications Scientists…

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