String loop corrections to gauge and Yukawa couplings
classification
✦ hep-th
hep-ph
keywords
correctionscouplingsgaugeloopstringyukawaactionamplitudes
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We report on the recent progress in computing the effective supergravity action from superstring scattering amplitudes beyond the tree approximation. We discuss the moduli-dependent string loop corrections to gauge, gravitational and Yukawa couplings.
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