000859393 001__ 859393 000859393 005__ 20250701125908.0 000859393 0247_ $$2arXiv$$aarXiv:1812.08535 000859393 0247_ $$2Handle$$a2128/21201 000859393 0247_ $$2altmetric$$aaltmetric:52966388 000859393 037__ $$aFZJ-2019-00252 000859393 1001_ $$0P:(DE-Juel1)173899$$aAbusaif, F.$$b0$$ufzj 000859393 245__ $$aFeasibility Study for an EDM Storage Ring 000859393 260__ $$c2018 000859393 3367_ $$0PUB:(DE-HGF)25$$2PUB:(DE-HGF)$$aPreprint$$bpreprint$$mpreprint$$s1547621371_18954 000859393 3367_ $$2ORCID$$aWORKING_PAPER 000859393 3367_ $$028$$2EndNote$$aElectronic Article 000859393 3367_ $$2DRIVER$$apreprint 000859393 3367_ $$2BibTeX$$aARTICLE 000859393 3367_ $$2DataCite$$aOutput Types/Working Paper 000859393 520__ $$aThis project exploits charged particles confined as a storage ring beam (proton, deuteron, possibly $^3$He) to search for an intrinsic electric dipole moment (EDM, $\vec d$) aligned along the particle spin axis. Statistical sensitivities can approach $10^{-29}$e$\cdot$cm. The challenge will be to reduce systematic errors to similar levels. The ring will be adjusted to preserve the spin polarization, initially parallel to the particle velocity, for times in excess of 15 minutes. Large radial electric fields, acting through the EDM, will rotate the polarization ($\vec d \times\vec E$). The slow rise in the vertical polarization component, detected through scattering from a target, signals the EDM. The project strategy is outlined. It foresees a step-wise plan, starting with ongoing COSY activities that demonstrate technical feasibility. Achievements to date include reduced polarization measurement errors, long horizontal-plane polarization lifetimes, and control of the polarization direction through feedback from the scattering measurements. The project continues with a proof-of-capability measurement (precursor experiment; first direct deuteron EDM measurement), an intermediate prototype ring (proof-of-principle; demonstrator for key technologies), and finally the high precision electric-field storage ring. 000859393 536__ $$0G:(DE-HGF)POF3-612$$a612 - Cosmic Matter in the Laboratory (POF3-612)$$cPOF3-612$$fPOF III$$x0 000859393 536__ $$0G:(DE-HGF)POF3-631$$a631 - Accelerator R & D (POF3-631)$$cPOF3-631$$fPOF III$$x1 000859393 536__ $$0G:(EU-Grant)694340$$asrEDM - Search for electric dipole moments using storage rings (694340)$$c694340$$fERC-2015-AdG$$x2 000859393 588__ $$aDataset connected to arXivarXiv 000859393 693__ $$0EXP:(DE-Juel1)JEDI-20170712$$5EXP:(DE-Juel1)JEDI-20170712$$eJülich Electric Dipole moment Investigations$$x0 000859393 7001_ $$0P:(DE-HGF)0$$aAggarwal, A.$$b1 000859393 7001_ $$0P:(DE-Juel1)164127$$aAksentev, A.$$b2$$ufzj 000859393 7001_ $$0P:(DE-HGF)0$$aAlberdi-Esuain, B.$$b3 000859393 7001_ 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E.$$b88$$ufzj 000859393 7001_ $$0P:(DE-Juel1)173838$$aWagner, T.$$b89$$ufzj 000859393 7001_ $$0P:(DE-Juel1)131371$$aWeidemann, C.$$b90$$ufzj 000859393 7001_ $$0P:(DE-HGF)0$$aWilkin, C.$$b91 000859393 7001_ $$0P:(DE-Juel1)131377$$aWirzba, A.$$b92$$ufzj 000859393 7001_ $$0P:(DE-HGF)0$$aWrońska, A.$$b93 000859393 7001_ $$0P:(DE-Juel1)133959$$aWüstner, P.$$b94$$ufzj 000859393 8564_ $$uhttps://arxiv.org/abs/1812.08535 000859393 8564_ $$uhttps://juser.fz-juelich.de/record/859393/files/Preprint.pdf$$yOpenAccess 000859393 8564_ $$uhttps://juser.fz-juelich.de/record/859393/files/Preprint.pdf?subformat=pdfa$$xpdfa$$yOpenAccess 000859393 909CO $$ooai:juser.fz-juelich.de:859393$$pdnbdelivery$$pec_fundedresources$$pVDB$$pdriver$$popen_access$$popenaire 000859393 9101_ $$0I:(DE-588b)5008462-8$$6P:(DE-Juel1)173899$$aForschungszentrum Jülich$$b0$$kFZJ 000859393 9101_ $$0I:(DE-588b)5008462-8$$6P:(DE-Juel1)164127$$aForschungszentrum Jülich$$b2$$kFZJ 000859393 9101_ 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