Enhanced 200 GeV/c K+ beam using beryllium filter

A. Jonckheere, C. Nelson, B. Collick, S. Heppelman, Y. Makdisi, M. Marshak, E. Peterson, K. Ruddick, D. Berg, C. Chandlee, S. Cihangir, T. Ferbel, J. Huston, T. Jensen, F. Lobkowicz, M. McLaughlin, T. Oshima, P. Slattery, P. Thompson

Research output: Contribution to journalArticlepeer-review

2 Scopus citations


Using beryllium as a selective hadron filter, the kaon fraction of a positively charged 200 GeV/c secondary beam has been increased from 3% to ∼15% without an appreciable effect on tagging efficiency.

Original languageEnglish (US)
Pages (from-to)25-28
Number of pages4
JournalNuclear Instruments and Methods
Issue number1
StatePublished - Feb 15 1981

Bibliographical note

Funding Information:
We thank Drs. A. Brenner, T. Groves, E. Malamud, J. Peoples, T. Yamanouchi and their staffs at Fermi-lab for their continued support. This work was supported in part by the National Science Foundation and by the Department of Energy.


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