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We compute the leading logarithmic power corrections at next-to-next-to-next-to-leading order for $0$-jettiness subtractions for color singlet production. We discuss how to disentangle these power corrections from those arising from the…

High Energy Physics - Phenomenology · Physics 2024-01-09 Gherardo Vita

We present the production cross section for a lepton-neutrino pair at the Large Hadron Collider computed at next-to-next-to-next-to leading order (N3LO) in QCD perturbation theory. We compute the partonic coefficient functions of a virtual…

High Energy Physics - Phenomenology · Physics 2020-12-30 Claude Duhr , Falko Dulat , Bernhard Mistlberger

We present the most precise value for the Higgs boson cross-section in the gluon-fusion production mode at the LHC. Our result is based on a perturbative expansion through N$^3$LO in QCD, in an effective theory where the top-quark is…

We calculate soft phase-space and loop master integrals tor the computation of color-singlet cross sections through N$^3$LO in perturbative QCD. Our results are functions of homogeneous transcendental weight and include the first nine terms…

High Energy Physics - Phenomenology · Physics 2022-10-19 Claude Duhr , Bernhard Mistlberger , Gherardo Vita

We calculate the next-to-next-to-next-to-leading order (N$^3$LO) QCD corrections to vector-boson fusion (VBF) Higgs pair production in the limit in which there is no partonic exchange between the two protons. We show that the inclusive…

High Energy Physics - Phenomenology · Physics 2018-12-26 Frédéric A. Dreyer , Alexander Karlberg

We study a generic Higgs boson and a top quark associated production via model-independent flavor-changing neutral-current couplings at the LHC, including complete QCD next-to-leading order (NLO) corrections to the production and decay of…

High Energy Physics - Phenomenology · Physics 2012-11-22 Yan Wang , Fa Peng Huang , Chong Sheng Li , Bo Hua Li , Ding Yu Shao , Jian Wang

We present the first results on the two-loop massless QCD corrections to the four-point amplitude $b+\overline{b} \rightarrow H+H$ in the five flavor scheme, treating bottom quarks as massless. This amplitude is sensitive to the trilinear…

High Energy Physics - Phenomenology · Physics 2019-06-03 Ajjath A H , Pulak Banerjee , Amlan Chakraborty , Prasanna K. Dhani , Pooja Mukherjee , Narayan Rana , V. Ravindran

We compute for the first time the complete corrections at N$^3$LO in the strong coupling constant to the inclusive neutral-current Drell-Yan process including contributions from both photon and $Z$-boson exchange. Our main result is the…

High Energy Physics - Phenomenology · Physics 2022-04-13 Claude Duhr , Bernhard Mistlberger

In this paper, we present the computation of the Higgs boson pair production cross section, both inclusive as well as differential on the invariant mass distribution, at next-to-next-to-leading order (NNLO) in QCD including effects of new…

High Energy Physics - Phenomenology · Physics 2017-12-04 Daniel de Florian , Ignacio Fabre , Javier Mazzitelli

We compute the cross section for pair production of charged Higgs bosons at the LHC and compare the three production mechanisms. The bottom-parton scattering process is computed to NLO, and the validity of the bottom-parton approach is…

High Energy Physics - Phenomenology · Physics 2008-11-26 Alexandre Alves , Tilman Plehn

We present precise theoretical results for the $ZH$ production cross section and invariant mass distribution at the Large Hadron Collider (LHC) taking into account the effects of soft gluons. We improve both quark-initiated and…

High Energy Physics - Phenomenology · Physics 2025-12-03 Goutam Das , Chinmoy Dey , M. C. Kumar , Kajal Samanta

We show that higher-order coefficients required to perform threshold resummation for electroweak annihilation processes, such as Drell-Yan or Higgs production via gluon fusion, can be computed using perturbative results derived in Deep…

High Energy Physics - Phenomenology · Physics 2008-11-26 Eric Laenen , Lorenzo Magnea

The total cross section for top quark pair production close to threshold in e+e- annihilation is investigated. Details are given about the calculation at next-to-next-to-leading logarithmic order. The summation of logarithms leads to a…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. H. Hoang , A. V. Manohar , I. W. Stewart , T. Teubner

Charged current Drell-Yan production at hadron colliders is a benchmark electroweak process. A recent measurement of the W boson mass by the CDF experiment displays a large deviation from the Standard Model prediction. To enable precision…

High Energy Physics - Phenomenology · Physics 2022-07-19 Xuan Chen , Thomas Gehrmann , Nigel Glover , Alexander Huss , Tong-Zhi Yang , Hua Xing Zhu

We present a systematic framework to study the threshold contributions of the differential rapidity distribution for the production of any number of colorless particles in the hadronic colliders. This has been achieved based on the…

High Energy Physics - Phenomenology · Physics 2021-10-29 Taushif Ahmed , Ajjath A. H. , Pooja Mukherjee , V. Ravindran , Aparna Sankar

The Higgs boson pair production via gluon fusion at high-energy hadron colliders, such as the LHC, is vital in deciphering the Higgs potential and in pinning down the electroweak symmetry breaking mechanism. We carry out the…

High Energy Physics - Phenomenology · Physics 2020-03-16 Long-Bin Chen , Hai Tao Li , Hua-Sheng Shao , Jian Wang

We investigate QCD threshold resummation effects beyond the next-to-leading logarithmic (NLL) order for the process H1 H2->h1 h2 X at high invariant mass of the produced hadron pair. We take into account the color structure of the…

High Energy Physics - Phenomenology · Physics 2015-06-23 Patriz Hinderer , Felix Ringer , George F. Sterman , Werner Vogelsang

The threshold scan of top pair production at a future lepton collider allows to determine several Standard Model parameters with very high precision. The recent completion of the third-order QCD corrections to the inclusive top-pair…

High Energy Physics - Phenomenology · Physics 2015-11-04 Martin Beneke , Andreas Maier , Jan Piclum , Thomas Rauh

We analyse the production of a Higgs boson in association with a Z boson at hadron colliders in the Standard Model and some simple extensions. We show how multi-jet merging algorithms at leading and next-to-leading order for the…

High Energy Physics - Phenomenology · Physics 2015-10-14 Dorival Goncalves , Frank Krauss , Silvan Kuttimalai , Philipp Maierhöfer

We present precise resummed predictions for Higgs boson rapidity distribution through bottom quark annihilation at next-to-next-to-leading logarithmic (NNLL) accuracy matched to next-to-next-to-leading order (NNLO) and at…

High Energy Physics - Phenomenology · Physics 2023-11-22 Goutam Das