Higher order corrections to qcd jets

WebHiggs boson production in association with b jets in the POWHEG BOX B. Jäger,1,* L. Reina,2,† and D. Wackeroth3,‡ 1Institute for Theoretical Physics, Tübingen University, Auf der Morgenstelle 14, 72076 Tübingen, Germany 2Physics Department, Florida State University, Tallahassee, Florida 32306-4350, USA 3Department of Physics, SUNY at … Webdecay widths for different helicity configurations are evaluated up to QCD next-to-leading order within the nonrelativistic QCD framework. We find that the QCD corrections notably mitigate the renormalization scale dependence of the decay widths for all the processes. The branching fraction c1 is obtained as 3.73+5 .10+0 10 −2.06−1.19×10

Higher Order QCD Corrections in e+e− Annihilation into Hadrons

Webfor gluon bremsstrahlung vanishes, resulting in large logarithmic corrections. This is a natural feature of QCD in higher order perturbation theory, that large corrections emerge in the edges of phase space. We obtain this behavior of QCD in all calculations discussed in this PhD thesis. If we try to get sensible answers from QCD in this area Web18 de ago. de 1988 · Higher-order corrections to QCD jets. Motivated by recent calculations of matrix elements for O (α s3) parton-parton scattering processes, … cth icegate https://encore-eci.com

Higher-order QCD and EW corrections to jet production

WebAbstract. Motivated by recent calculations of matrix elements for O(α s 3) parton-parton scattering processes, we evaluate the K-factors and the relative transverse-momentum … Web9 de jun. de 2024 · We calculate these processes at leading order and next-to-leading order with QCD corrections and we present a theoretical prediction of their total cross sections with different cuts in transverse momentum of jets, including gluon fusion contributions. In the same time we estimate their theoretical uncertainty. Web4 de fev. de 2024 · PDF This corrects the article DOI: 10.1103/PhysRevLett.120.162001. Find, read and cite all the research you need on ResearchGate earth infrared image

(PDF) Higher-order corrections to QCD jets - Academia.edu

Category:[1311.6738] Next-to-leading order QCD corrections to …

Tags:Higher order corrections to qcd jets

Higher order corrections to qcd jets

Higher order corrections to QCD jets: Gluon-gluon processes

Web28 de ago. de 2009 · The QCD corrections stabilize the leading-order prediction for the cross section with respect to scale variations. However, the scale dependence of the next-to-leading order results for the... Web8 de set. de 1988 · We evaluate the full o(α s 3) cross sections for the processes g+g→g+X and g+g→q+X, relevant for jet production at large p T at very high energies. Some …

Higher order corrections to qcd jets

Did you know?

Web1970’s and now QCD partons are used both quantitatively and qualitatively to explain diverse phenomena in both inclusive and exclusive high energy re-actions. Sometimes their applications are rather simple conceptually as for example in calculations involving higher order corrections to the electron-positron annihilation cross section into ... Web26 de nov. de 2013 · The full electroweak and QCD induced contributions and their interferences are calculated at leading order. We find that, for inclusive cuts, the …

Webspecified) factor is used to account for higher order QCD corrections to the jet production cross section [30]. We define the momentum fraction x in terms of the light-cone variables xa = (Ea + pka)/ √ s for partons in the forward beam direction and xb = (Eb − pkb)/ √ s in the backward beam direction. The four-vector momenta Web26 de nov. de 2013 · The full electroweak and QCD induced contributions and their interferences are calculated at leading order. We find that, for inclusive cuts, the interference effects can be large if the jets are produced with large transverse momentum where, however, the production rate is suppressed.

Web12 de out. de 1989 · We present QCD predictions of the ln(1x) distribution (x is the energy fraction) for hadrons in jets, including next-to-leading corrections, which are… Web4 de set. de 2024 · NNLO QCD corrections in full colour for jet production observables at the LHC September 2024 Journal of High Energy Physics 2024 (9) Authors: Xuan Chen University of Zurich Thomas Gehrmann E...

Web18 de ago. de 1988 · The corrections to processes (1) are found to be large in the first case. They decrease by roughly 40% in the second case, indicating a sensitivity to the lowest-order prediction. The largest value is obtained for MZ=,u2-s. The size of the QCD …

http://hs.link.springer.com.dr2am.wust.edu.cn/article/10.1007/JHEP04(2024)016?__dp=https earth infrastructure ltdWeb22 de set. de 2024 · NLO-QCD and electroweak corrections are taken into account and matched to QCD and QED showers, respectively. The size of the fixed-order QCD and electroweak corrections is found to be moderate, but … cth icd 10Web29 de jul. de 2014 · We present a calculation of next-to-leading order QCD corrections to QCD-induced ZZ production in association with two jets at hadron colliders. Both Z … c thicket\u0027sWebThe EMC and Cronin effects are explained by a unitarized evolution equation, in which the shadowing and antishadowing corrections are dynamically produced due to gluon fusions. For this sake, an alternative form of the GLR-MQ-ZRS equation is derived. The resulting gluon distributions, integrated and unintegrated, in protons and nuclei are used for … cthibodeaux mcneese.eduWebQuantum chromodynamics (QCD) has permeated almost all fields of strong interaction physics and needs no further introduction. Experimentally, there are various qualitative … ct.highfieldelearning.com loginWeborder to confront the theory with data, it urgent to tackle the computation of higher-order QCD corrections. In recent years, technological advances have made it possible to … earth infrared spectrumWebQuantum chromodynamics (QCD) has permeated almost all fields of strong interaction physics and needs no further introduction. Experimentally, there are various qualitative and even semi-quantitative pieces of evidence in favour of QCD. But so far there is no convincing proof of its validity. Though it has no real competition, I feel it is extremely … earth infused creature bait