Measurement of the <span class="aps-inline-formula"><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><mrow><msup><mrow><mi>K</mi></mrow><mrow><mo>−</mo></mrow></msup></mrow></math></span> Cascade Time in Liquid Helium

J. G. Fetkovich; J. McKenzie; B. R. Riley; I -T. Wang; K. Bunnell; M. Derrick; T. Fields; L. G. Hyman; G. Keyes

doi:10.1103/PhysRevD.2.1803

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Measurement of the $K^{-}$ Cascade Time in Liquid Helium

J. G. Fetkovich, J. McKenzie^*, B. R. Riley, and I -T. Wang

K. Bunnell^†

M. Derrick, T. Fields, L. G. Hyman, and G. Keyes^‡

Carnegie-Mellon University, Pittsburgh, Pennsylvania 15213

Argonne National Laboratory, Argonne, Illinois 60439 and Northwestern University, Evanston, Illinois 60201

Argonne National Laboratory, Argonne, Illinois 60439

^*Now at University College, London, England.
^†Now at Stanford Linear Accelerator Center, Stanford, Calif. 94305.
^‡Now at Université Libre de Bruxelles, Bruxelles, Belgium.

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Phys. Rev. D 2, 1803 – Published 1 November, 1970

DOI: https://doi.org/10.1103/PhysRevD.2.1803

Abstract

The average cascade time of $K^{-}$ mesons has been measured in a helium bubble chamber. In a sample of about 36 000 stopped $K^{-}$ , $44 τ$ decays at rest were found, corresponding to a cascade time of (3.2±0.5)× $10^{- 10}$ sec. This result agrees with a previous measurement.

References (13)

T. B. Day, Nuovo Cimento 18, 381 (1960)
J. G. Fetkovich and E. G. Pewitt, Phys. Rev. Letters 11, 290 (1963)
M. M. Block, T. Kikuchi, D. Koetke, J. B. Kopelman, C. R. Sun, R. Walker, G. Culligan, V. L. Telegdi, and R. Winston, Phys. Rev. Letters 11, 301 (1963) [4]
M. M. Block, J. B. Kopelman, and C. R. Sun, Phys. Rev. 140, B143 (1965)
S. Berezin, G. Burleson, D. Eartly, A. Roberts, and T. O. White, Phys. Letters 30B, 27 (1969) G. R. Burleson, in Proceedings of the International Conference on Hypernuclear Physics, Argonne National Laboratory, 1969, edited by A. R. Bodmer and L. G. Hyman, p. 639 (unpublished)
A. S. Wightman, Phys. Rev. 77, 521 (1950) G. T. Condo, Phys. Letters 9, 65 (1964)
J. E. Russell, Phys. Rev. Letters 23, 63 (1969)
M. M. Block, J. Keren, and P. O. Mazur, Bull. Am. Phys. Soc. 13, 1367 (1968) J. G. Fetkovich, in Proceedings of the International Conference on Hypernuclear Physics, Argonne National Laboratory, 1969, edited by A. R. Bodmer and L. G. Hyman, p. 484 (unpublished)
Chun-Ming Leung, Nuovo Cimento Letters 2, 389 (1969)
J. G. Fetkovich, in Proceedings of the International Conference on Hypernuclear Physics, Argonne National Laboratory, 1969, edited by A. R. Bodmer and L. G. Hyman, p. 451 (unpublished) K. Bunnell, M. Derrick, T. Fields, L. G. Hyman, and G. Keyes, Phys. Rev. D 2, 98 (1970)
G. Keyes, M. Derrick, T. Fields, L. G. Hyman, J. G. Fetkovich, J. McKenzie, B. Riley, and I.-T. Wang, Phys. Rev. D 1, 66 (1970)
M. Derrick, T. Fields, L. Hyman, J. Loken, K. Martin, E. G. Pewitt, J. G. Fetkovich, and J. McKenzie, in Proceedings of the International Conference on Instrumentation for High-Energy Physics, Stanford, California, 1966 (International Union of Pure and Applied Physics and U. S. Atomic Energy Commission, Washington, D. C., 1966), p. 264
E. Fermi and E. Teller, Phys. Rev. 72, 399 (1947)

[c1] T. B. Day, Nuovo Cimento 18, 381 (1960)

[c2] J. G. Fetkovich and E. G. Pewitt, Phys. Rev. Letters 11, 290 (1963)

[c3] M. M. Block, T. Kikuchi, D. Koetke, J. B. Kopelman, C. R. Sun, R. Walker, G. Culligan, V. L. Telegdi, and R. Winston, Phys. Rev. Letters 11, 301 (1963) [4]

[c4] M. M. Block, J. B. Kopelman, and C. R. Sun, Phys. Rev. 140, B143 (1965)

[c5] S. Berezin, G. Burleson, D. Eartly, A. Roberts, and T. O. White, Phys. Letters 30B, 27 (1969) G. R. Burleson, in Proceedings of the International Conference on Hypernuclear Physics, Argonne National Laboratory, 1969, edited by A. R. Bodmer and L. G. Hyman, p. 639 (unpublished)

[c6] A. S. Wightman, Phys. Rev. 77, 521 (1950) G. T. Condo, Phys. Letters 9, 65 (1964)

[c7] J. E. Russell, Phys. Rev. Letters 23, 63 (1969)

[c8] M. M. Block, J. Keren, and P. O. Mazur, Bull. Am. Phys. Soc. 13, 1367 (1968) J. G. Fetkovich, in Proceedings of the International Conference on Hypernuclear Physics, Argonne National Laboratory, 1969, edited by A. R. Bodmer and L. G. Hyman, p. 484 (unpublished)

[c9] Chun-Ming Leung, Nuovo Cimento Letters 2, 389 (1969)

[c10] J. G. Fetkovich, in Proceedings of the International Conference on Hypernuclear Physics, Argonne National Laboratory, 1969, edited by A. R. Bodmer and L. G. Hyman, p. 451 (unpublished) K. Bunnell, M. Derrick, T. Fields, L. G. Hyman, and G. Keyes, Phys. Rev. D 2, 98 (1970)

[c11] G. Keyes, M. Derrick, T. Fields, L. G. Hyman, J. G. Fetkovich, J. McKenzie, B. Riley, and I.-T. Wang, Phys. Rev. D 1, 66 (1970)

[c12] M. Derrick, T. Fields, L. Hyman, J. Loken, K. Martin, E. G. Pewitt, J. G. Fetkovich, and J. McKenzie, in Proceedings of the International Conference on Instrumentation for High-Energy Physics, Stanford, California, 1966 (International Union of Pure and Applied Physics and U. S. Atomic Energy Commission, Washington, D. C., 1966), p. 264

[c13] E. Fermi and E. Teller, Phys. Rev. 72, 399 (1947)

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Measurement of the $K^{-}$ Cascade Time in Liquid Helium

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Measurement of the K− Cascade Time in Liquid Helium

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Measurement of the $K^{-}$ Cascade Time in Liquid Helium