期刊
PHYSICAL REVIEW D
卷 100, 期 9, 页码 -出版社
AMER PHYSICAL SOC
DOI: 10.1103/PhysRevD.100.096008
关键词
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资金
- U.S. Department of Energy [DE-SC-0000232627]
- DOE [DE-SC-0010118]
- DOE HEP [DE-FG02-04ER41338, FG02-06ER41449]
- U.S. Department of Energy through the Office of Nuclear Physics [DE-AC52-06NA25396]
- U.S. Department of Energy through LANL/LDRD Program
In this paper we show that for observables which involve the measurement of weak charge in final states in hadronic collisions, the standard parton model picture breaks down at scales well above the weak scale due to nonfactorizable electroweak corrections at leading order in the power expansion. This implies that the resummation of these factorization-violating logarithms, which start at order alpha(2)(s)alpha(2)(W)log(4)(Q(2)/M-W(2)), cannot be accomplished solely by following standard DGLAP evolution equations; other techniques will be needed to systematically sum large logarithms.
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