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Rf separator of the Lyudmila liquid-hydrogen bubble chamber. I

Journal Article · · Sov. Phys. - Tech. Phys. (Engl. Transl.); (United States)
OSTI ID:7190652
The rf separator for obtaining separated particle beams at the Lyudmila liquid-hydrogen bubble chamber is described. The calculated intensities of particles at the bubble chamber, with the loss upon separation taken into account, are reported. In the momentum range chosen, 1--25 GeV/c, intense beams of kaons, pions, and antiprotons can be obtained by extracting only one of the 30 bunches of accelerated protons to the external target. Adjustment of the separator for obtaining a beam of 23-GeV/c antiprotons is described. About 60,000 photographs, with an average of four antiprotons per photograph, have been obtained in operation of the bubble chamber. The muon background in the beam does not exceed 2%, and the pion impurity is less than 1%. (AIP)
OSTI ID:
7190652
Journal Information:
Sov. Phys. - Tech. Phys. (Engl. Transl.); (United States), Journal Name: Sov. Phys. - Tech. Phys. (Engl. Transl.); (United States) Vol. 20:10; ISSN SPTPA
Country of Publication:
United States
Language:
English