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Title: INVESTIGATION OF AN ELECTRON-PHOTON CASCADE OF MORE THAN 10$sup 13$ EV

Journal Article · · Nuovo Cimento (Italy) Divided into Nuovo Cimento A and Nuovo Cimento B
OSTI ID:4089974

A very dense cascade shower was fouud in a 200-sheet stack of 60 x 30-cm nuclear emulsions exposed in Texas above 110,000 ft and is ascribed to a single gamma ray or two gamma rays from the same pi /sup 0/ meson. This cascade, very near to the shower axis and before the cascade maximum, is treated as a pure electron-photon cascade and is analyzed by target diagrams made at varying distances from the shower origin. The distribution of the high-energy electrons in the cascade agrees with the predictions of cascade theory, the primary energy being 2.3 x 1O/sup 13/ ev for the best fit. (D.L.C.)

Research Organization:
Univ. of Chicago
NSA Number:
NSA-15-005570
OSTI ID:
4089974
Journal Information:
Nuovo Cimento (Italy) Divided into Nuovo Cimento A and Nuovo Cimento B, Vol. Vol: (10) 17; Other Information: Orig. Receipt Date: 31-DEC-61
Country of Publication:
Country unknown/Code not available
Language:
English

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