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Related papers: Proton-proton Cross Section at sqrt(s) \sim 30 TeV

200 papers

We explore jet physics in hadron collisions using the parton shower event generator Deductor. Of particular interest is the one jet inclusive cross section dsigma/dpT for jets of very high pT. Compared to the Born level, the cross section…

High Energy Physics - Phenomenology · Physics 2018-09-21 Zoltan Nagy , Davison E. Soper

A measurement of the production cross section for two isolated photons in proton-proton collisions at a center-of-mass energy of $\sqrt{s}=8$ TeV is presented. The results are based on an integrated luminosity of 20.2 fb$^{-1}$ recorded by…

High Energy Physics - Experiment · Physics 2017-07-05 ATLAS Collaboration

This paper summarizes the status and the recent measurements from the Pierre Auger Observatory. The energy spectrum is described and its features discussed. We report searches for anisotropy of cosmic ray arrival directions on large scales…

High Energy Astrophysical Phenomena · Physics 2013-09-06 J. R. T. de Mello Neto

The cross section for photon production in association with at least one jet containing a $b$-quark hadron has been measured in proton antiproton collisions at $\sqrt{s}=1.96$ TeV. The analysis uses a data sample corresponding to an…

High Energy Physics - Experiment · Physics 2012-08-27 CDF collaboration

In 2013, the Large Hadron Collider provided proton-lead and lead-proton collisions at the center-of-mass energy per nucleon pair $\sqrt{s_{\rm{NN}}}=5.02$ TeV. Van der Meer scans were performed for both configurations of colliding beams,…

Nuclear Experiment · Physics 2015-03-10 ALICE Collaboration

We review some of the recent progress in our knowledge about high-energy cosmic rays, with an emphasis on the interpretation of the different observational results. We discuss the effects that are relevant to shape the cosmic ray spectrum…

High Energy Astrophysical Phenomena · Physics 2017-12-05 Silvia Mollerach , Esteban Roulet

Measurements of proton and nuclear collisions at the Large Hadron Collider at nucleon-nucleon c.m. energies up to $\sqrt{s_{NN}}=$ 13 TeV, have improved our understanding of hadronic interactions at the highest energies reached in…

High Energy Astrophysical Phenomena · Physics 2019-06-12 David d'Enterria

In models based on large extra dimensions where massive spin 2 exchange can dominate at high energies, the neutrino-proton cross section can rise to typical hadronic values at energies above 10^20 eV. The neutrino then becomes a candidate…

High Energy Physics - Phenomenology · Physics 2009-10-31 Ambar Jain , Pankaj Jain , Douglas W. McKay , John P. Ralston

The TOTEM experiment has made a precise measurement of the elastic proton-proton differential cross-section at the centre-of-mass energy sqrt(s) = 8 TeV based on a high-statistics data sample obtained with the beta* = 90 optics. Both the…

At energies above a few TeV, no measurements of the cosmic-ray electron spectrum exist yet. By considering the similarity of air showers induced by electrons and gamma rays as seen by ground-based arrays, we use published limits on…

High Energy Astrophysical Phenomena · Physics 2009-12-03 Matthew D. Kistler , Hasan Yuksel

We present the results of several parametrizations to two different ensemble of data on $pp$ total cross sections $\sigma_{tot}^{pp}$ at the highest center-of-mass energies (including cosmic-ray information). The results are statistically…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. F. Avila , E. G. S. Luna , M. J. Menon

The properties of cosmic rays with energies above 1PeV have to be deduced from the spacetime structure and particle content of the air showers which they initiate. In this review, a summary of the phenomenology of these giant air showers is…

Astrophysics · Physics 2017-08-23 M. T. Dova

We report a new measurement of the cross section for the production of isolated photons, with transverse energies (ET) above 10 GeV and pseudorapidities |eta| < 2.5, in p pbar collisions at sqrt{s} = 1.8 TeV. The results are based on a data…

High Energy Physics - Experiment · Physics 2012-08-03 D0 Collaboration , B. Abbott

Measurements are reported of differential cross sections for the production of a W boson, which decays into a muon and a neutrino, in association with jets, as a function of several variables, including the transverse momenta (pt) and…

High Energy Physics - Experiment · Physics 2015-01-08 CMS Collaboration

Measurements of differential cross sections for inclusive very forward jet production in proton-lead collisions as a function of jet energy are presented. The data were collected with the CMS experiment at the LHC in the laboratory…

High Energy Physics - Experiment · Physics 2019-05-21 CMS Collaboration

The measurements of the hadron-hadron total cross sections are the first measurements performed when a new hadron accelerator opens up a new energy region; the measurements were made as function of the incoming beam momentum or c.m. energy…

High Energy Physics - Experiment · Physics 2007-05-23 G. Giacomelli

The dijet production cross section for jets containing a $b$-hadron ($b$-jets) has been measured in proton-proton collisions with a centre-of-mass energy of $\sqrt{s} = 7$ TeV, using the ATLAS detector at the LHC. The data used correspond…

High Energy Physics - Experiment · Physics 2017-01-17 ATLAS Collaboration

The properties of cosmic rays with energies above 10**6 GeV have to be deduced from the spacetime structure and particle content of the air showers which they initiate. In this review we summarize the phenomenology of these giant air…

High Energy Physics - Phenomenology · Physics 2010-01-15 Luis Anchordoqui , Maria Teresa Dova , Analisa Mariazzi , Thomas McCauley , Thomas Paul , Stephen Reucroft , John Swain

The ATLAS experiment at the LHC has measured the production cross section of events with two isolated photons in the final state, in proton-proton collisions at sqrt(s) = 7 TeV. The full data set collected in 2011, corresponding to an…

High Energy Physics - Experiment · Physics 2013-06-25 ATLAS Collaboration

The description of very high energy proton-proton cross sections in terms of a `black disc' with an `edge' allows of a simple generalization to highest energy proton-nucleus cross sections. This results in a leading $ln^2W$ term and a $ln\,…

High Energy Physics - Phenomenology · Physics 2019-01-10 Leo Stodolsky