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Multiplicity in the Hard Component of Cosmic Radiation Underground

Abstract

IN the course of experiments underground with the penetrating-burst apparatus described in a previous publication1, we have obtained evidence for the production of groups of penetrating particles at a depth of 60 m. water-equivalent of London clay.

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References

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GEORGE, E., TRENT, P. Multiplicity in the Hard Component of Cosmic Radiation Underground. Nature 164, 838–839 (1949). https://doi.org/10.1038/164838b0

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