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Quasielastic 3He(e,e'p)2H reaction at Q2 = 1.5 GeV2 for recoil momenta up to 1 GeV/c | M M Rvachev
; F Benmokhtar
; E Penel-Nottaris
; K A Aniol
; W Bertozzi
; W U Boeglin
; F Butaru
; J R Calarco
; Z Chai
; C C Chang
; J-P Chen
; E Chudakov
; E Cisbani
; A Cochran
; J Cornejo
; S Dieterich
; P Djawotho
; W Duran
; M B Epstein
; J M Finn
; K G Fissum
; A Frahi-Amroun
; S Frullani
; C Furget
; F Garibaldi
; O Gayou
; S Gilad
; R Gilman
; C Glashausser
; J-O Hansen
; D W Higinbotham
; A Hotta
; B Hu
; M Iodice
; R Iomni
; C W de Jager
; X Jiang
; M K Jones
; J J Kelly
; S Kox
; M Kuss
; J M Laget
; R De Leo
; J J Lerose
; E Liatard
; R Lindgren
; N Liyanage
; R W Lourie
; S Malov
; D J Margaziotis
; P Markowitz
; F Merchez
; R Michaels
; J Mitchell
; J Mougey
; C F Perdrisat
; V A Punjabi
; G Quéméner
; R D Ransome
; J-S Réal
; R Roché
; F Sabatié
; A Saha
; D Simon
; S Strauch
; R Suleiman
; T Tamae
; J A Templon
; R Tieulent
; H Ueno
; P E Ulmer
; G M Urciuoli
; E Voutier
; K Wijesooriya
; B Wojtsekhowski
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; | Date: |
20 May 2005 | Journal: | Phys Rev Lett, 94 (19), 192302 | Abstract: | We have studied the quasielastic 3He(e,e(’)p)2H reaction in perpendicular coplanar kinematics, with the energy and the momentum transferred by the electron fixed at 840 MeV and 1502 MeV/c, respectively. The 3He(e,e(’)p)2H cross section was measured for missing momenta up to 1000 MeV/c, while the A(TL) asymmetry was extracted for missing momenta up to 660 MeV/c. For missing momenta up to 150 MeV/c, the cross section is described by variational calculations using modern 3He wave functions. For missing momenta from 150 to 750 MeV/c, strong final-state interaction effects are observed. Near 1000 MeV/c, the experimental cross section is more than an order of magnitude larger than predicted by available theories. The A(TL) asymmetry displays characteristic features of broken factorization with a structure that is similar to that generated by available models. | Source: | PubMed, pmid16090165 | Services: | Forum | Review | Favorites |
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