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4 He: PV in a J=0,T=0 System. no isovector no magnetic no axial contribution nuclear structure largely cancels in A PV in “1-body” limit:. low Q 2 : 0.1 (GeV/c) 2 JLAB E00-114 G s E ( t ) r s t d r s 0.5. theory:. high Q 2 : 0.6 (GeV/c) 2 JLAB E91-004
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4He: PVin aJ=0,T=0System • no isovector • no magnetic no axial contribution • nuclear structure largely cancels inAPV • in “1-body” limit: low Q2:0.1(GeV/c)2JLAB E00-114 GsE(t) rst drs 0.5 theory: high Q2:0.6(GeV/c)2JLAB E91-004 dFs 3 10-3 dGsE 0.05 0.02 meson exchange Musolf, Schiavilla+Donnelly, PRC50 (94) 2173
Parity Violation in Elastic 4He(e,e´) Musolf, Schiavilla + Donnelly, PRC 50 (1994) 2173