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Condensed-matter physics

Dressing up bare particles

In a plasma, a charged particle attracts a cloud of oppositely charged particles that modifies its behaviour. The first direct observations of this ultrafast 'dressing' process confirm key tenets of quantum kinetic theory.

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Figure 1: Watching particles get dressed. In the experiment of Huber et al.1, the formation of quasi-particles is observed on a femtosecond timescale.

References

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Correspondence to Hartmut Haug.

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Haug, H. Dressing up bare particles. Nature 414, 261–262 (2001). https://doi.org/10.1038/35104726

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  • DOI: https://doi.org/10.1038/35104726

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