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    A Precise Determination of the Electroweak Mixing Angle from Semileptonic Neutrino Scattering

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    After the discovery of the weak neutral current,' great efforts were undertaken to test the prediction of the Glashow-Salam-Weinberg model that stated that the coupling in all neutral current phenomena depends on one single parameter, sin2Θwsin^{2}\Theta_{w}. Indeed, a unique value of this parameter can explain the couplings measured in many different processes, including leptonic and semileptonic neutrino scattering, asymmetries in electron-nucleon, electron-positron, and muon interactions, parity violating effects in atomic transitions, and the masses of the W and z bosons. $^{2}
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