The Polarized Structure Function g₂: A Lattice Study Revisited
classification
✦ hep-ph
hep-lat
keywords
functionlatticerevisitedstructurebeencalculationchangesdimensions
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A recent lattice calculation of the spin-dependent structure function g_2 is revisited. It has been recognized that the twist-three operator, which gives rise to d_2, mixes non-perturbatively with operators of lower dimensions under renormalization. This changes the results substantially.
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