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The race for wakefield-driven FELs

Several research groups have now succeeded in achieving lasing in free-electron lasers (FELs) driven by compact plasma wakefield accelerators. In the future, the approach may ultimately lead to a new breed of much smaller, more affordable FELs.

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Correspondence to Oliver Graydon.

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Graydon, O. The race for wakefield-driven FELs. Nat. Photon. 16, 750–751 (2022).

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