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The target chamber at the National Ignition Facility has been the site of a number of breakthroughs in fusion physics. U.S. Department of Energy/Lawrence Livermore National Laboratory

Why fusion ignition is being hailed as a major breakthrough in fusion – a nuclear physicist explains

The promise of abundant, clean energy powered by nuclear fusion is one big step closer thanks to a new experiment. The results are a historic scientific milestone, but energy production remains a ways off.
Magnetic fusion reactors contain super hot plasma in a donut-shaped container called a tokamak. dani3315/iStock via Getty Images

Nuclear fusion hit a milestone thanks to better reactor walls – this engineering advance is building toward reactors of the future

In January 2022, the JET fusion experiment produced more power over a longer period of time than any past attempt. Two physicists explain the engineering advancements that made the result possible.

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