001     908270
005     20250701125902.0
020 _ _ |a 9789290836070
024 7 _ |a 10.23731/CYRM-2021-003
|2 doi
024 7 _ |a 2128/31396
|2 Handle
037 _ _ |a FZJ-2022-02504
041 _ _ |a English
088 _ _ |a CERN-2021-003
|2 CERN
088 _ _ |a CERN-PBC-REPORT-2019-002
|2 CERN
100 1 _ |a Abusaif, Falastine
|0 P:(DE-Juel1)173899
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245 _ _ |a Storage ring to search for electric dipole moments of charged particles: Feasibility study
260 _ _ |a Geneva
|c 2021
|b CERN
300 _ _ |a 22MB
336 7 _ |a report
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336 7 _ |a REPORT
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336 7 _ |a Report
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336 7 _ |a TECHREPORT
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490 0 _ |a CERN Yellow Reports: Monographs
|v 3/2021
520 _ _ |a The proposed method exploits charged particles confined as a storage ring beam (proton, deuteron, possibly 3He) to search for an intrinsic electric dipole moment (EDM) aligned along the particle spin axis. Statistical sensitivities can approach 1029 e.cm. The challenge will be to reduce systematic errors to similar levels. The ring will be adjusted to preserve the spin polarization, initially parallel to the particle velocity, for times in excess of 15 minutes. Large radial electric fields, acting through the EDM, will rotate the polarization. The slow rise in the vertical polarization component, detected through scattering from a target, signals the EDM. The project strategy is outlined. It foresees a step-wise plan, starting with ongoing COSY activities that demonstrate technical feasibility. Achievements to date include reduced polarization measurement errors, long horizontal-plane polarization lifetimes, and control of the polarization direction through feedback from the scattering measurements. The project continues with a proof-of-capability measurement (precursor experiment; first direct deuteron EDM measurement), an intermediate prototype ring (proof-of-principle; demonstrator for key technologies), and finally the high precision electric-field storage ring.
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536 _ _ |a srEDM - Search for electric dipole moments using storage rings (694340)
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980 _ _ |a I:(DE-Juel1)IKP-3-20111104
980 _ _ |a I:(DE-Juel1)IKP-4-20111104
980 _ _ |a I:(DE-Juel1)IKP-TA-20111104
980 _ _ |a I:(DE-Juel1)ZEA-1-20090406
980 _ _ |a I:(DE-Juel1)ZEA-2-20090406
980 _ _ |a I:(DE-Juel1)IAS-4-20090406
981 _ _ |a I:(DE-Juel1)ITE-20250108
981 _ _ |a I:(DE-Juel1)PGI-4-20110106
981 _ _ |a I:(DE-Juel1)IAS-4-20090406


LibraryCollectionCLSMajorCLSMinorLanguageAuthor
Marc 21