Antiproton compression and radial measurements

G. B. Andresen, W. Bertsche, P. D. Bowe, C. C. Bray, E. Butler, C. L. Cesar, S. Chapman, M. Charlton, J. Fajans, M. C. Fujiwara, R. Funakoshi, D. R. Gill, J. S. Hangst, W. N. Hardy, R. S. Hayano, M. E. Hayden, A. J. Humphries, R. Hydomako, M. J. Jenkins, L. V. JørgensenL. Kurchaninov, R. Lambo, N. Madsen, P. Nolan, K. Olchanski, A. Olin, R. D. Page, A. Povilus, P. Pusa, F. Robicheaux, E. Sarid, S. Seif El Nasr, D. M. Silveira, J. W. Storey, R. I. Thompson, D. P. Van der Werf, J. S. Wurtele, Y. Yamazaki

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

Control of the radial profile of trapped antiproton clouds is critical to trapping antihydrogen. We report detailed measurements of the radial manipulation of antiproton clouds, including areal density compressions by factors as large as ten, achieved by manipulating spatially overlapped electron plasmas. We show detailed measurements of the near-axis antiproton radial profile, and its relation to that of the electron plasma. We also measure the outer radial profile by ejecting antiprotons to the trap wall using an octupole magnet.

Original languageEnglish
Pages (from-to)96-105
Number of pages10
JournalAIP CONFERENCE PROCEEDINGS
Volume1037
DOIs
StatePublished - 1 Dec 2008
Externally publishedYes

Keywords

  • Antihydrogen
  • Antiprotons
  • Radial profile
  • Rotating wall

ASJC Scopus subject areas

  • Physics and Astronomy (all)

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