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Analysis of Neutrons in Extensive Showers

Joseph S. Levinger

Open publisher page 3 citations

Abstract

V. Cocconi-Tongiorgi has shown in the preceding paper that there are neutrons in cosmic-ray extensive showers, and that some of these neutrons are produced locally, while some are present in the atmosphere. In this paper we analyze the experimental measurements into elementary factors: the transmission of the neutrons through paraffin, the production of neutrons in paraffin, the production of neutrons in lead, the transmission of neutron producers through paraffin, the transmission of neutron producers through lead, and neutrons present in the atmosphere. We find that the neutrons detected have a transmission corresponding to a mean energy of roughly 3 Mev. In the arrangement of neutron counters in paraffin, the counting rate due to local neutron production in the paraffin is comparable to the counting rate due to neutrons in the atmosphere. Our results are in agreement with those of V. Cocconi Tongiorgi.

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What this paper is about

V. Cocconi-Tongiorgi has shown in the preceding paper that there are neutrons in cosmic-ray extensive showers, and that some of these neutrons are produced locally, while some are present in the atmosphere. In this paper we analyze the experimental measurements into elementary factors: the transmission of the neutrons through paraffin, the production of neutrons in paraffin, the production of neutrons in lead, the transmission of neutron producers through paraffin, the transmission of neutron producers through lead, and neutrons present in the atmosphere. We find that the neutrons detected have a transmission corresponding to a mean energy of roughly 3 Mev. In the arrangement of neutron counters in paraffin, the counting rate due to local neutron production in the paraffin is comparable to the counting rate due to neutrons in the atmosphere. Our results are in agreement with those of V. Cocconi Tongiorgi.

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Available abstract

V. Cocconi-Tongiorgi has shown in the preceding paper that there are neutrons in cosmic-ray extensive showers, and that some of these neutrons are produced locally, while some are present in the atmosphere. In this paper we analyze the experimental measurements into elementary factors: the transmission of the neutrons through paraffin, the production of neutrons in paraffin, the production of neutrons in lead, the transmission of neutron producers through paraffin, the transmission of neutron producers through lead, and neutrons present in the atmosphere. We find that the neutrons detected have a transmission corresponding to a mean energy of roughly 3 Mev. In the arrangement of neutron counters in paraffin, the counting rate due to local neutron production in the paraffin is comparable to the counting rate due to neutrons in the atmosphere. Our results are in agreement with those of V. Cocconi Tongiorgi.

Key concepts: Neutron, Nuclear physics, Atmosphere (unit), Neutron temperature, Physics, Cosmic ray, Ultracold neutrons, Neutron emission

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