Articles with "leading order" as a keyword



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Polarized hyperon production in single-inclusive electron-positron annihilation at next-to-leading order

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Published in 2019 at "Journal of High Energy Physics"

DOI: 10.1007/jhep01(2019)111

Abstract: A bstractWe study the production of polarized Λ-hyperons in electron-positron annihilation. We are particularly interested in the transverse-spin dependence of the cross section for unpolarized incident electron-positron pairs. At high energies this process may be… read more here.

Keywords: polarized hyperon; leading order; electron positron; positron annihilation ... See more keywords
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Source terms for electroweak baryogenesis in the vev-insertion approximation beyond leading order

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Published in 2020 at "Journal of High Energy Physics"

DOI: 10.1007/jhep02(2020)090

Abstract: In electroweak baryogenesis the baryon asymmetry of the universe is created during the electroweak phase transition. The quantum transport equations governing the dynamics of the plasma particles can be derived in the vev-insertion approximation, which… read more here.

Keywords: vev insertion; insertion approximation; leading order;
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QCD and electroweak corrections to WZ scattering at the LHC

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Published in 2019 at "Journal of High Energy Physics"

DOI: 10.1007/jhep06(2019)067

Abstract: A bstractWe present the first computation of the full next-to-leading-order QCD and electroweak corrections to the WZ scattering process at the LHC. All off-shell, gauge-boson-decay, and interference effects are taken into account for the process… read more here.

Keywords: electroweak corrections; electroweak; qcd electroweak; corrections scattering ... See more keywords
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The automation of next-to-leading order electroweak calculations

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Published in 2018 at "Journal of High Energy Physics"

DOI: 10.1007/jhep07(2018)185

Abstract: A bstractWe present the key features relevant to the automated computation of all the leading- and next-to-leading order contributions to short-distance cross sections in a mixed-coupling expansion, with special emphasis on the first subleading NLO… read more here.

Keywords: next leading; automation next; order electroweak; leading order ... See more keywords
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Anomalous dimensions of monopole operators in scalar QED3 with Chern-Simons term

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Published in 2021 at "Journal of High Energy Physics"

DOI: 10.1007/jhep07(2021)034

Abstract: Abstract We study monopole operators with the lowest possible topological charge q = 1/2 at the infrared fixed point of scalar electrodynamics in 2 + 1 dimension (scalar QED3) with N complex scalars and Chern-Simons… read more here.

Keywords: leading order; scalar qed3; monopole operators; chern simons ... See more keywords
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Dijet impact factor in DIS at next-to-leading order in the Color Glass Condensate

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Published in 2021 at "Journal of High Energy Physics"

DOI: 10.1007/jhep11(2021)222

Abstract: Abstract We compute the next-to-leading order impact factor for inclusive dijet production in deeply inelastic electron-nucleus scattering at small xBj. Our computation, performed in the framework of the Color Glass Condensate effective field theory, includes… read more here.

Keywords: color glass; leading order; impact factor; glass condensate ... See more keywords
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Next-to-leading-order QCD corrections and parton-shower effects for weakino+squark production at the LHC

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Published in 2021 at "Journal of High Energy Physics"

DOI: 10.1007/jhep12(2021)020

Abstract: Abstract We present a calculation of the next-to-leading order QCD corrections to weakino+squark production processes at hadron colliders and their implementation in the framework of the POWHEG-BOX, a tool for the matching of fixed-order perturbative… read more here.

Keywords: order; leading order; production; qcd corrections ... See more keywords
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Decoupling of the Leading Order DGLAP Evolution Equation with Spin Dependent Structure Functions

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Published in 2018 at "International Journal of Theoretical Physics"

DOI: 10.1007/s10773-017-3581-6

Abstract: We propose an analytical solution for DGLAP evolution equations with polarized splitting functions at the Leading Order (LO) approximation based on the Laplace transform method. It is shown that the DGLAP evolution equations can be… read more here.

Keywords: dglap evolution; delta; evolution; leading order ... See more keywords
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Parity-violating three-nucleon interactions at low energies and large NC

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Published in 2019 at "Physical Review C"

DOI: 10.1103/physrevc.99.054001

Abstract: The parity-violating (PV) nucleon-nucleon ($N\!N$) interaction in the three-nucleon system is investigated using pionless effective field theory ($\mathrm{EFT}(/\!\!\!\pi)$). This work shows that a next-to-leading order (NLO) PV three-body force is necessary in contradiction with a… read more here.

Keywords: mathrm; leading order; parity violating; three nucleon ... See more keywords
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Late time approach to Hawking radiation: Terms beyond leading order

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Published in 2019 at "Physical Review D"

DOI: 10.1103/physrevd.100.061703

Abstract: Black hole evaporation is studied using wave packets for the modes. These allow for approximate frequency and time resolution. The leading order late time behavior gives the well known Hawking radiation that is independent of… read more here.

Keywords: time; hawking radiation; late time; order ... See more keywords
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Next-to-leading order QCD corrections to the production of Bc and Bc* through W+ -boson decays

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Published in 2020 at "Physical Review D"

DOI: 10.1103/physrevd.101.034029

Abstract: In this paper, we calculate the total decay widths for the $W^+$-boson decays, $W^+ \to B_c+b+\bar{s}+X$ and $W^+ \to B^*_c+b+\bar{s}+X$, up to next-to-leading order (NLO) accuracy within the framework of the non-relativistic QCD theory. Both… read more here.

Keywords: boson decays; leading order; boson; next leading ... See more keywords