Confinement of a Large Number of Antiprotons and Production of an Ultraslow Antiproton Beam

Physical Review Letters Volume 94 Issue 2 published_at 2005-01-21
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Title ( eng )
Confinement of a Large Number of Antiprotons and Production of an Ultraslow Antiproton Beam
Creator
Kuroda Naofumi
Torii Hiroyuki A.
Yoshiki Franzen Ken
Wang Zhrgang
Yoneda Satoshi
Inoue Masato
Hori Masaki
Juhász Bertalan
Horváth Dezso
Mohri Akihiro
Eades John
Komaki Ken-ichiro
Yamazaki Yasunori
Source Title
Physical Review Letters
Volume 94
Issue 2
Abstract
We have used a radio frequency quadrupole decelerator to decelerate antiprotons emerging from the CERN Antiproton Decelerator from MeV- to keV-scale energy, and collected five decelerated pulses in a multiring trap. Some 5 × 106 antiprotons were stacked in this way. Cooling of the trapped antiprotons by a simultaneously trapped electron plasma was studied nondestructively via shifts in plasma mode frequencies. We have also demonstrated the first step in extracting a 10–500 eV antiproton beam from the trap.
Language
eng
Resource Type journal article
Publisher
American Physical Society
Date of Issued 2005-01-21
Rights
Copyright (c) 2005 American Physical Society.
Publish Type Version of Record
Access Rights open access
Source Identifier
[ISSN] 0031-9007
[DOI] 10.1103/PhysRevLett.94.023401
[NCID] AA00773679
[DOI] http://dx.doi.org/10.1103/PhysRevLett.94.023401