proton-proton collisions
Forward backward multiplicity correlations: a tool to study properties of the proton-proton collisions
... in proton-proton collisions [10] where the direct variable that changes with the CR is the multiplicity distribution, it decreases when CR ...
6
Spin Dependence of η Meson Production in Proton-Proton Collisions Close to Threshold
... in proton-nucleon collisions have revealed that the total cross section for the quasifree pn → pnη exceeds the corresponding cross section for pp → ppη by a factor of about 3 at threshold and by a factor of ...
7
On Production of Hadrons in Proton Proton Collisions at RHIC and LHC Energies and an Approach
... Proton-proton collisions are known to be the most elemen- tary interactions and form the very basis of our knowl- edge about the nature of high energy collisions in ...
8
Production of quarkonium pairs in high-energy proton-proton collisions
... These processes serve as a tool to investigate the dynamics of particle production in high- energy proton-proton collisions. In particular it has been suggested that J/ψ-pair production can be used ...
6
Heavy-flavour measurements in proton-proton collisions with ALICE at the LHC
... Abstract. The measurement of heavy-flavour production in proton-proton collisions serves as a precise test for perturbative QCD. Furthermore it provides the reference for the corresponding studies in ...
5
Perspective study of exotics and flavour baryons in antiproton-proton annihilation and proton-proton collisions
... The study of strong interactions and hadron matter in the process of antiproton-proton annihilation and proton-proton collisions seems to be a challenge nowadays. One of the main goals of ...
7
Central Exclusive Production in Proton-Proton Collisions with the STAR Experiment at RHIC
... Abstract. We shall describe the physics program with tagged forward protons, focusing on Central Exclusive Production in polarized proton-proton collisions at the Relativis- tic Heavy Ion Collider ...
5
Exclusive photoproduction of J/Ψ and Ψ′ mesons in proton-proton collisions
... Based on the photoproduction γp → J/ψ ( ψ ) p amplitudes, we have calculated cross sections for exclusive J/ψ and ψ meson photoproduction in proton-proton collisions. We have compared our results ...
5
Measurement of quarkonium production in proton-lead and proton-proton collisions at 5.02 TeV with the ATLAS detector
... The ATLAS trigger system [33, 34] is separated into two levels: the hardware-based level-1 (L1) trigger and the software-based high level trigger (HLT), which reduce the proton–proton/lead collision rate to ...
46
Measurement of quarkonium production in proton-lead and proton-proton collisions at 5.02 TeV with the ATLAS detector
... The ATLAS trigger system [34,35] is separated into two levels: the hardware-based level-1 (L1) trigger and the software-based high level trigger (HLT), which reduce the proton–proton/lead collision rate to ...
32
Forward-backward multiplicity correlations in proton-proton collisions from several GeV to LHC energies
... pp collisions are stronger at this energy than the FB correlations in pp collisions, we plot in ...of collisions at intermediate ...pp collisions, the correlation slope is steeper, ...
8
Measurement of forward-backward multiplicity correlations in lead-lead, proton-lead, and proton-proton collisions with the ATLAS detector
... Heavy-ion collisions at Relativistic Heavy Ion Collider (RHIC) and the Large Hadron Collider (LHC) create hot, dense matter whose space-time evolution can be well described by relativistic viscous hydrodynamics ...
30
Central exclusive production of K+K− pairs in proton-proton collisions
... Di ff ractive studies are one of the important parts of the physics programme for the RHIC and LHC experiments. A particularly interesting classes are exclusive processes, where all centrally produced particles are ...
6
Optimization techniques in elastic proton proton collisions
... model, created much theoretical interest [7] which lead to th e discovery of the anom alous gluon contribtition. In the modified picture A S is replaced by th e linear com bination A S — (3o;s/27r) A G which can be m ade ...
167
Exclusive meson pair production in proton-proton collisions
... central diffractive contribution mediated by Pomeron and Reggeon exchanges and new diffractive mechanism of emission of pions/kaons from the proton lines. We include ab- sorption effects due to ...
5
Measurement of forward-backward multiplicity correlations in lead-lead, proton-lead, and proton-proton collisions with the ATLAS detector
... the collisions, a subset of data from peripheral Pb+Pb collisions, collected during the 2010 LHC heavy-ion run with a minimum-bias trigger, was reanalyzed using the same track reconstruction algorithm as ...
48
A Measurement of Jet Shapes in Proton Proton Collisions at 7 0 TeV Center of Mass Energy with the ATLAS Detector at the Large Hadron Collider
... multiple proton-proton interactions in a single ...one proton-proton ...23 proton-proton interactions are expected on average for every bunch ...
251
Search for top squark pair production in compressed-mass-spectrum scenarios in proton-proton collisions at root s=8 TeV using the alpha(T) variable
... An inclusive search for supersymmetry with the CMS detector is reported, based on data from pp collisions collected at √ s = 8 TeV, corresponding to an integrated luminosity of 18 . 5 ± 0 . 5 fb − 1 . The final ...
28
Evidence for the Higgs boson in the H->WW->lnulnu decay channel
... for collisions of more massive particles like lead ...ion collisions for about a month at the end of the year after proton-proton collisions have completed for the ...the Proton ...
231
Search for Stop Pair Production at the LHC using the CMS Detector
... in proton-proton collisions at a center-of-mass energy of √ s = 8 TeV is performed in a sample with a single isolated electron or muon, jets, large missing transverse energy and large transverse ...
5