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Particle physics

Cold antihydrogen

The production of antihydrogen, the antimatter equivalent of the hydrogen atom, at low temperatures is an impressive feat. It also raises the possibility of searching for fundamental differences between matter and antimatter.

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Figure 1: Antihydrogen annihilation.



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Correspondence to Tom W. Hijmans.

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Hijmans, T. Cold antihydrogen. Nature 419, 439–440 (2002).

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