Feynman diagram for the Drell–Yan process
EMC effect in the Drell-Yan process at COMPASS
... and Drell-Yan process, search for new exotic hadron states in di ff ractive, central, Primako ff and lepto- production, tests of the chiral theory predictions, measurement of generalized parton ...
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Off-shell initial state effects in Drell-Yan process at hadron colliders
... of Drell-Yan lepton pairs at hadron colliders in the framework of the parton Reggeization approach, which includes off-shell initial state effects in a gauge-invariant ...
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Nuclear effects in Drell-Yan production at the LHC
... The Drell-Yan (DY) process provides an important test of the Standard Model as well as a compre- hensive tool for studies of strong interaction dynamics in an extended kinematical range of energies ...
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Transverse Spin Effects in Future Drell-Yan Experiments
... 1 Introduction In this article, we review the current status and future prospect for studying the transverse momentum depen- dent (TMD) parton distributions in the nucleons using the Drell-Yan ...
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Study of the Drell-Yan process with the pair-production of polarized tau leptons in collisions of polarized proton beams
... A. Aleshko 1 , ∗ , E. Boos 2 , ∗∗ , and V. Bunichev 2 , ∗∗∗ 1 Lomonosov Moscow State University, 119991 Moscow, Russia 2 Skobeltsyn Institute of Nuclear Physics, MSU, 119991 Moscow, Russia Abstract. The new method for ...
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The photon PDF from high-mass Drell Yan data at the LHC
... A tailored version of APPLgrid is used, accounting for the contribution of the photon-initiated processes. 1 The calcu- lation is performed in the n f = 5 scheme neglecting mass effects of charm and bottom quarks in the ...
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Study of transverse momentum dependent distributions from polarised Drell-Yan at COMPASS
... The Drell-Yan process, which consists in the quark-antiquark annihilation into a virtual photon giving a lepton pair in the final state, is an excellent tool to study the TMD ...this process ...
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Systematic study of real photon and Drell-Yan pair production in p+A (d+A) interactions
... of Drell-Yan pairs and direct photons in proton-nucleus ..., Feynman variable x F and invariant mass M of the lepton pair which can be verified by experiments at RHIC and ...
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The study of QCD in high pile-up environments: Higgs boson and Drell-Yan production
... production process to probe QCD by a colour-singlet ...and Drell-Yan production and investigate whether measuring ratios or subtractions can yield results that are stable in high pile-up ...
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Measurement of the Drell Yan triple differential cross section in pp collisions at s=8 TeV
... In this channel, the rapidity range of the measurement is extended by selecting one central electron and one forward electron. Forward electrons are defined as having pseudorapidities in the range 2.5 < |η e | < 4.9, ...
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Non-perturbative structure of semi-inclusive deep-inelastic and Drell-Yan scattering at small transverse momentum.
... Given the number of details needed for the presentation of this work, we split the discussions into almost independent parts. The first part, section 2, contains the description of the TMD factorization theorem for ...
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Measurements of μμ pairs from open heavy flavor and Drell-Yan in p + p collisions at √s = 200 GeV
... b¯b, Drell-Yan, and hadronic pair background components are correlated through the fitting procedure, thus an uncertainty on the shape for any one template distribution will affect the fit results of all ...
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Müller, Thomas (2010): Investigation of the High Mass Drell Yan Spectrum with ATLAS. Dissertation, LMU München: Fakultät für Physik
... One of these analyses will be the precise measurement of the differential cross section of the high mass Drell Yan process. By comparing the theoretical predictions to the data a model independent ...
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Hadron Structure from the Drell-Yan Process
... Future experiments are being prepared with polarized Targets and polarized beams to study single transverse spin asymmetries and the related spin dependent TMD distribution functions [r] ...
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The Unpublished Feynman Diagram IIc
... Therefore, the entire prestige of QED depends on the calculation of a single Feynman diagram (IIc) that has never been published and cannot be independently verified. 1 Introduction According to the Dirac ...
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Fiducial distributions in Higgs and Drell-Yan production at N3LL+NNLO
... [email protected], [email protected], [email protected], [email protected], [email protected] Abstract: The perturbative description of certain differential distributions across a wide kinematic ...
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The LHC Excess of Four-lepton Events Interpreted as Higgs-boson Signal: Background from Double Drell--Yan Process?
... • The peaking behaviour in the four-lepton mass spectrum in the region of the observed excess of events: in the case of the Higgs-boson signal the peak position reflects the Higgs-boson [r] ...
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Feynman Diagram Sampling for Quantum Field Theories on the QPACE 2 Supercomputer
... Figure 9.14: UML diagram of the proposed scaling architecture. A language that supports zero-cost abstractions is mandatory for practical implementations. only bound by functional contracts instead of specific ...
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A Positive-Weight Next-to-Leading Order Monte Carlo Simulation of Drell-Yan Vector Boson Production
... the Drell-Y an pro
ess was al
ulated nearly 30 years ago [40,41℄, we have implemented an independent al
ulation of it more suited to our present goal, in
luding the de
ay of the ve
tor boson and γ/Z interferen
e ...
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Determination of the Higgs CP-mixing angle in the tau decay channels at the LHC including the Drell–Yan background
... from Drell–Yan production, Z ∗ /γ ∗ → ττ , at NLO ...the Drell–Yan ...the Drell–Yan τ events into two different sets, two different non-trivial ϕ ∗ CP distributions are ...
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