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Related papers: First Results from the TOTEM Experiment

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The ISR and the 7 TeV LHC data indicate that the differential cross-section of elastic proton-proton scattering remains almost energy-independent at the transferred momentum $t\approx - 0.21\, \mathrm{GeV}^{2}$ at the level of $\approx 7.5…

High Energy Physics - Phenomenology · Physics 2018-05-09 A. P. Samokhin , V. A. Petrov

A measurement is presented of the t t-bar cross section (sigma[ttbar]) in proton-proton collisions at a centre-of-mass energy of 7 TeV, in the all-jet final state that contains at least six jets, two of which are tagged as originating from…

High Energy Physics - Experiment · Physics 2013-06-21 CMS Collaboration

Preliminary results on a variety of jet analyses are presented using pp collision data collected by the CMS experiment at $\sqrt{s}$=7 TeV. We report on measurements of the inclusive jet cross sections, the ratio of the inclusive three-jet…

High Energy Physics - Experiment · Physics 2019-08-13 Panagiotis Katsas

The top quark mass is currently measured to delta m_t^{exp,Tevatron} = 2.9 GeV and will be measured at the LHC to a precision of delta m_t^{exp,LHC} \approx 1-2 GeV. We show that even this impressive precision will not be sufficient for…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Heinemeyer , G. Weiglein

The TOTEM experiment has been designed to measure the total proton-proton cross section and to study the elastic and diffractive scattering at the LHC energy. The measurement requires detecting protons at distances as small as 1 mm from the…

Instrumentation and Detectors · Physics 2016-12-08 O. Berrig , N. Biancacci , F. Caspers , A. Danisi , J. Eberhardt , J. Kuczerowski , N. Minafra , B. Salvant , C. Vollinger

A precise measurement of the total cross section and the coulomb scattering at the LHC requires the observation of elastically scatteredparticles at extremely small angles (14 microrad, -t < 0.01 GeV**2 for the first case; 3 microrad,…

High Energy Physics - Experiment · Physics 2007-05-23 A. Faus-Golfe , M. Haguenauer , J. Velasco

A comprehensive review of the recent results on measurements of single top-quark production cross-sections at $\sqrt{s} =$ 7, 8 and 13 TeV performed by the ATLAS and CMS Collaborations is presented. The cross-section measurements include…

High Energy Physics - Experiment · Physics 2017-09-11 Carlos Escobar

We analyse the recent LHC data at 7 and 8 TeV for pp elastic scattering with special attention for the structure of the real part, which is shown to be crucial to describe the differential cross section in the forward region. We determine…

High Energy Physics - Phenomenology · Physics 2018-07-05 A. K. Kohara , E. Ferreira , T. Kodama , M. Rangel

A summary of recent TOTEM double diffraction and charged particle pseudorapidity density results is given, and single diffraction results are also discussed.

High Energy Physics - Experiment · Physics 2019-08-13 Fredrik Oljemark

We update the comparison with experiment of the dynamical model of high-energy hadron interactions based on the two scale structure of hadrons. All predictions made over decade ago are confirmed with a high precision by the TOTEM experiment…

High Energy Physics - Phenomenology · Physics 2013-05-30 B. Z. Kopeliovich , I. K. Potashnikova , B. Povh

An overview of recent measurements of electroweak and top quark physics is given. In particular, total and differential diboson cross sections, limits on anomalous triple gauge couplings as well as top quark production cross sections and…

High Energy Physics - Experiment · Physics 2013-05-03 Marilyn Marx

In this paper, we report the measurement of the energy flow, the cross section and the average inelasticity of forward neutrons (+ antineutrons) produced in $\sqrt{s} = 13$ TeV proton-proton collisions. These quantities are obtained from…

Differential and double-differential distributions of kinematic variables of leptons from decays of top-quark pairs ($t\bar{t}$) are measured using the full LHC Run 2 data sample collected with the ATLAS detector. The data were collected at…

High Energy Physics - Experiment · Physics 2023-09-07 ATLAS Collaboration

I give an overview of recent results on top quark properties and interactions, obtained using data collected with the CMS experiment during the years 2010--2011 at sqrt(s)= 7 TeV. Measurements are presented for the inclusive top pair…

High Energy Physics - Experiment · Physics 2019-08-13 Karl M. Ecklund

The CMS/TOTEM and ATLAS collaborations carry out a program of forward physics with several near-beam detectors extending their coverage to high pseudorapidities. This instrumentation includes calorimeters (CASTOR and ZDC), tracking devices…

High Energy Physics - Experiment · Physics 2019-08-15 Xavier Rouby

This note represents an attempt to gather the input related to light-by-light scattering ($\gamma\gamma$) cross-section measurements at LHC with the aim of checking the consistency with different standard model predictions. For the first…

High Energy Physics - Phenomenology · Physics 2022-04-07 G. K. Krintiras , I. Grabowska-Bold , M. Kłusek-Gawenda , É. Chapon , R. Chudasama , R. Granier de Cassagnac

This document presents recent results of inclusive top-quark pair production cross section measurements at 7 and 8 TeV. The results are obtained analyzing the data collected by the CMS and ATLAS detectors at the LHC accelerator. Studies are…

High Energy Physics - Experiment · Physics 2014-12-24 Javier Brochero

The soft diffraction phenomena in the elastic proton-proton scattering are reviewed from the viewpoint of experiments at the LHC (TOTEM and ATLAS collaboration). In the framework of the High Energy Generalized Structure (HEGS) model the…

High Energy Physics - Phenomenology · Physics 2017-04-17 O. V. Selyugin

Photon bremsstrahlung is proposed to be used to identify elastic proton-proton interactions at the LHC. In addition to a measurement of the elastic pp cross section (assuming that the elastic slope is known), the bremsstrahlung photons will…

High Energy Physics - Phenomenology · Physics 2011-02-02 V. A. Khoze , J. W. Lamsa , R. Orava , M. G. Ryskin

Measurements of differential top quark pair $\mathrm{t\overline{t}}$ cross sections using events produced in proton-proton collisions at a centre-of-mass energy of 13 TeV containing two oppositely charged leptons are presented. The data…

High Energy Physics - Experiment · Physics 2019-03-18 CMS Collaboration
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