The cost, challenges, timeline: What to know about nuclear fusion
Lawrence Livermore National Laboratory in Livermore, Calif.
It is unclear how impactful last week’s announcement from the laser field will be for those using magnetic or hybrid methods to achieve nuclear fusion, experts said. The assembly hall of the ITER project in France, where researchers are building a magnetic fusion device.Federal researchers shot high-powered lasers at a tiny capsule to achieve net energy in a reaction lasting a few billionths of a second.
Additionally, lasers or magnet machines that could power cities would need to be large and housed in facilities that require specific alloys and metals that can be costly and hard to procure, scientists said.Even if all that is mastered, shipping the power through the energy grid could prove difficult.
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