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Related papers: Are bottom PDFs needed at the LHC?

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A short review of the currently available modern parton distribution functions (PDFs)and the theory predictions obtained using those PDFs for several benchmark processes at LHC, including Higgs boson production, is presented in this…

High Energy Physics - Phenomenology · Physics 2016-09-23 Ringaile Placakyte

We presen a novel determination of the down-to-up composition ratio using the forward-backward asymmetry observed in the proton-proton collisions at the LHC. This method offers unique insights into the flavor-specific difference between…

High Energy Physics - Phenomenology · Physics 2025-05-26 Mingzhe Xie , Siqi Yang , Wenhao Ma , Minghui Liu , Liang Han , C. -P. Yuan

The accurate identification of heavy-flavour jets, those which originate from bottom or charm quarks, is crucial for precision studies of the Standard Model and searches for new physics. However, assigning flavour to jets presents…

Light and heavy charged Higgs bosons are predicted by many models with an extended Higgs sector such as the two-Higgs-doublet model (2HDM). Searches for the charged Higgs bosons have been done by the ATLAS and the CMS experiments at the…

High Energy Physics - Phenomenology · Physics 2017-03-13 S. Mohammad Moosavi Nejad , S. Abbaspour

This talk reviews recent lattice QCD calculations relevant for quark flavor physics. Since lattice results must be accurate and precise to play a definitive role in phenomenology, the focus is on unquenched results of quantities which can…

High Energy Physics - Lattice · Physics 2009-11-10 Matthew Wingate

We propose simulation strategies for single production of third generation vector-like quarks at the LHC, implementing next-to-leading-order corrections in QCD and studying in detail their effect on cross sections and differential…

High Energy Physics - Phenomenology · Physics 2019-05-01 Giacomo Cacciapaglia , Alexandra Carvalho , Aldo Deandrea , Thomas Flacke , Benjamin Fuks , Devdatta Majumder , Luca Panizzi , Hua-Sheng Shao

We consider some trends, achievements and a series of remaining problems in the precision determination of parton distribution functions. For the description of the scaling violations of the deep-inelastic scattering data, forming the key…

High Energy Physics - Phenomenology · Physics 2018-09-05 S. Alekhin , J. Bluemlein , S. -O. Moch

Since its start of data taking, the LHC has provided an impressive wealth of information on the quark and gluon structure of the proton. Indeed, modern global analyses of parton distribution functions (PDFs) include a wide range of LHC…

High Energy Physics - Phenomenology · Physics 2018-12-05 Rabah Abdul Khalek , Shaun Bailey , Jun Gao , Lucian Harland-Lang , Juan Rojo

The accurate determination of the Parton Distribution Functions (PDFs) of the proton is an essential ingredient of the Large Hadron Collider (LHC) program. PDF uncertainties impact a wide range of processes, from Higgs boson…

The Large Hadron Collider (LHC) will open a new era in high energy physics. The expected large cross section for heavy flavour production in proton-proton collisions at $\sqrt{s}$ = 14 TeV will allow detailed studies of the production…

High Energy Physics - Experiment · Physics 2014-11-20 Alessandro Grelli , Andre Mischke

The LHC physics era is about to commence; here we discuss a complementary physics program that would be realized at a high luminosity flavor factory. A flavor factory experiment can search for new physics in CP asymmetries, inclusive decay…

High Energy Physics - Experiment · Physics 2009-09-25 A. J. Schwartz

I review the recent status of heavy flavor physics results from lattice QCD. In particular, I focus on the heavy-light decay constants, the bag parameters, the form factors, and the bottom quark mass. New progresses in theoretical methods…

High Energy Physics - Lattice · Physics 2011-01-27 Tetsuya Onogi

We quantify the constraints on the flavour separation between the quarks and antiquarks in the proton provided by the recent forward weak gauge boson production data from the LHCb experiment at $\sqrt{s}=7$ and 8 TeV. Performed in the…

High Energy Physics - Phenomenology · Physics 2017-05-15 Juan Rojo

While searching at the Large Hadron Collider (LHC) for the production and decay of the CP-odd scalar ($A^0$) in the 2-Higgs-Doublet Model (2HDM) with Natural Flavour Conservation (NFC) via the channels $gg\to A^0$ (through one-loop triangle…

High Energy Physics - Phenomenology · Physics 2024-05-30 A. G. Akeroyd , S. Alanazi , S. Moretti

The decay of a light Higgs boson to bottom quarks is dominant and can be exploited for the discovery of the Higgs particle and the measurement of its properties at the LHC and future collider experiments. We perform a first computation of…

High Energy Physics - Phenomenology · Physics 2015-05-30 Charalampos Anastasiou , Franz Herzog , Achilleas Lazopoulos

Understanding the fundamental structure of matter requires an understanding of how quarks and gluons are assembled to form hadrons and of the structure of the protons which are the colliding particles at LHC. The arrangement of quarks and…

High Energy Physics - Phenomenology · Physics 2014-11-20 Laurent Schoeffel

Comparisons of higher-order predictions within the Standard Model of Particle Physics (SM) to data are central to high-energy collider experiments like the Large Hadron Collider (LHC). Processes with multiple kinematic scales, such as…

High Energy Physics - Phenomenology · Physics 2024-05-03 Rene Poncelet

The LHC data on the forward heavy flavour hadron production can be a new unique source for estimation of intrinsic charm and bottom contributions to the proton. For example, we analyze the forward heavy baryon production, namely…

High Energy Physics - Phenomenology · Physics 2015-06-05 G. I. Lykasov , V. A. Bednyakov , A. F. Pikelner , N. I. Zimin

Due to the large masses of the charm and bottom quarks, their production cross sections are calculable within the perturbative QCD. This makes the heavy-quark mesons important observables in high-energy collisions of protons and nuclei.…

High Energy Physics - Phenomenology · Physics 2019-05-17 Ilkka Helenius , Hannu Paukkunen

Heavy-flavored emissions have been always considered as an excellent channel to test properties of Quantum chromodynamics (QCD) at present and future colliders. Among different regimes, in which heavy-flavor production can be investigated,…

High Energy Physics - Phenomenology · Physics 2021-10-26 Andrèe Dafne Bolognino , Francesco Giovanni Celiberto , Michael Fucilla , Dmitry Yu. Ivanov , Alessandro Papa