Letter | Published:

Density of Tracks of Protons and Mesons in Photographic Emulsions

Naturevolume 168pages377378 (1951) | Download Citation

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Abstract

THE experiments by von Friesen and Kristiansson described in the preceding communication indicate that, at the same velocity, π-mesons give a smaller track width than protons, and μ-mesons smaller than π-mesons. The pertinent velocities, c/5–c/3, lie below those of the Čerenkov effect.

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  1. Department of Mechanics and Mathematical Physics, University of Lund

    • TORSTEN GUSTAFSON

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https://doi.org/10.1038/168377b0

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