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2 edition of J/[psi] production properties at the CERN proton-antiproton collider found in the catalog.

J/[psi] production properties at the CERN proton-antiproton collider

Navjit Singh Bains

J/[psi] production properties at the CERN proton-antiproton collider

by Navjit Singh Bains

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  • 6 Currently reading

Published by University of Birmingham in Birmingham .
Written in English


Edition Notes

Thesis (Ph.D)-University of Birmingham, Dept of Physics, 1989.

StatementNavjit Singh Bains.
ID Numbers
Open LibraryOL13891377M

The proton–antiproton collider operated at Fermilab at a CM energy of 2 TeV. UA1, UA2: The underground area experiments using the proton–antiproton collider operated at CERN at TeV. V-A: The coupling of weak currents to fermions is by way of vector and axial vector interactions.   Abstract: The process of electron--positron annihilation into proton--antiproton pair is considered within the vicinity of $\psi()$ resonance. The interference between the pure electromagnetic intermediate state and the $\psi()$ state is evaluated. It is shown that this interference is destructive and the relative phase between these two contributions is large ($\phi_0 .

  If there are any vector particles to be discovered in the mass range of 2 to 12 TeV, the proton anti-proton collider can produce a clean signal of a particle decaying near at rest, while the proton-proton collider produces the same signal along with tons of other garbage that you have to sort through very very carefully. [1] Production of photons and search for Centauro events at the SPS Collider, UA5 Collaboration, B, [2] Production Properties of the Intermediate Vector Bosons W and Z at the CERN p anti-p Collider, Th. Muller, Fortschr. Phys, [3] Search for antiproton decay at the Fermilab Antiproton Accumulator, T

  This volume reviews the physics studied at the Cern proton-antiproton collider during its first phase of operation, from the first physics run in to the last one at the end of The volume consists of a series of review articles written by physicists who are actively involved with the collider research program.   After a short description of the experimental apparatus involved, a review is given of the results obtained so far by three experiments at CERN (UA1, UA2, and UA4) on elastic scattering, quark search, multiplicities and KNO scaling, total transverse energy spectra, and inclusive charged and neutral single‐particle spectra.


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J/[psi] production properties at the CERN proton-antiproton collider by Navjit Singh Bains Download PDF EPUB FB2

The J/ψ (J/psi) meson / ˈ dʒ eɪ ˈ s aɪ ˈ m iː z ɒ n / or psion is a subatomic particle, a flavor-neutral meson consisting of a charm quark and a charm formed by a bound state of a charm quark and a charm anti-quark are generally known as "charmonium".The J/ψ is the most common form of charmonium, due to its spin of 1 and its low rest eractions: Strong, weak, electromagnetic force, gravity.

In the last five decades, proton–proton and proton–antiproton colliders have been the most powerful tools for high energy physics investigations. They have also deeply catalyzed innovation in accelerator physics and technology.

Among the large number of proposed colliders, only four have really succeeded in becoming operational: the ISR, the SppbarS, the Tevatron and the by: 3. We report evidence for beauty particle production through the observation of dimuon events from proton-antiproton collisions at energies of √s= GeV and √s= GeV at the CERN data indicate that semi-leptonic decays of beauty particles are the dominant source of pairs of high-p T beauty flavour creation (gg or q ¯ q → b ¯ b) cross-section needed to explain Cited by:   While plans to update the Beijing Electron-Positron Collider (BEPC) and the Beijing Spectro-meter (BESII) experiment go ahead (New double-ring design for Chinese machine will be more competitive, the BES experiment has completed its second highly successful run at the J/psi resonance this year.

The first run began in November and lasted until May We present a search for the decay W+/>pi+/-gamma, using data taken at the CERN proton-antiproton Collider with the UA1 detector and corresponding to an integrated luminosity of pb [1a] Rubbia C.:in Proc.

EPS Int. Conference on High Energy Physics, Geneva, CERN, CERN — 25 Years of Physics. Physics Reports reprint book series, Vol.4 () — the early stages of the development of thep¯p project are described. Google Scholar.

The properties of a sample of charged intermediate vector bosons decaying in the (ev e) channel and 16 neutral intermediate vector bosons decaying in the (e + e −) channel aredecay widths, decay angular distributions, and production cross sections are given, and a limit is put on the number of light neutrino types N v ⩽ 10 at 90% CL.

Abstract. Measurements of elastic scattering at low momentum transfer and of the total cross section were performed during the first physics run of the CERN proton-antiproton Collider at \(\sqrt s\) = GeV.

Data were taken during about 15 h of running time with an antiproton bunch of ~ 4 × 10 9 particles colliding against a proton bunch of ~ 5 × 10 10 particles. W production properties at the CERN SPS collider. Article. Inclusive jet production at $\sqrt{s} = GeV$ High transverse momentum J/psi production at the CERN proton-antiproton collider.

Proc. ECFA-CERN Workshop on Large Hadron Collider, Lausanne, Switzerland (CERN). Google Scholar; SSC site specific design report. SSC-RS (). Google Scholar; P. Lebrun et al., Report of the task force on the incident of 19th September at the LHC. LHC-Project Report ().

Google Scholar. One of CERN's most ambitious and successful projects was the search for the intermediate bosons, W and Z [1]. The accelerator part of the project relied on a number of innovations in accelerator physics and technology.

The invention of the method of stochastic cooling and the extension by many orders of magnitude beyond the initial proof of principle demonstration allowed the construction of. CERN proton-antiproton collisions T jet production, the rates and event properties can be predicted with some precision using perturbation theory For SOFT processes, e.g.

the total cross section or diffractive processes, see QCD book 0 2 4 6 x F 2 Q 1 Q 2 > Q 1 q. A future electron–ion collider, such as that currently proposed in the US (CERN Courier Octoberp31), will go further, enabling complete tomographic information about the proton and allowing us to directly connect fundamental partonic behaviour to the proton’s “bulk” properties such as its mass, charge and spin.

Meanwhile, table. The antiproton, p, (pronounced p-bar) is the antiparticle of the otons are stable, but they are typically short-lived, since any collision with a proton will cause both particles to be annihilated in a burst of energy.

The existence of the antiproton with −1 electric charge, opposite to the +1 electric charge of the proton, was predicted by Paul Dirac in his Nobel Prize.

First collider results The big Collider Detector at Fermi-lab (CDF) intercepting the GeV proton and antiproton beams in the Tevatron ring completed its first run in May. The experiment accumulated about 30 inverse na-nobarns of data (about the same as the outpu t a CERN proton-antiproton collider.

The Super Proton Synchrotron (SPS) is the second-largest machine in CERN’s accelerator complex. Measuring nearly 7 kilometres in circumference, it takes particles from the Proton Synchrotron and accelerates them to provide beams for the Large Hadron Collider, the NA61/SHINE and NA62 experiments, the COMPASS experiment.

It will also soon feed the AWAKE experiment which aims to. The possibility of measuring cross sections for the production of J/{psi} mesons in fixed-target experiments with the proton and ion beams of the Large Hadron Collider (LHC) at CERN (Switzerland) is considered.

At the present time, measurements of charmonium production in proton-proton collisions at an energy of 7 TeV have begun at LHC. 40th International Conference on High Energy Physics ICHEP is a series of international conferences organized by the C11 commission of the International Union of Pure and Applied Physics (IUPAP).

It has been held every two years since more than 50 years, and is the reference conference of particle physics where most relevant results are presented. At ICHEP, physicists from around the world. Major modifications to the 26 GeV PS complex and the conversion of the GeV SPS, which had just started up as an accelerator, to a collider were required.

The SPS collider had to master the beam–beam effect far beyond limits reached before and had to function in a tight symbiosis with the UA1 and UA2 experiments. It is years since Ernest Rutherford published his results proving the existence of the proton.

For decades, the proton was considered an elementary particle. But ever since researchers at the SLAC and DESY laboratories began firing electrons into protons, beginning in the s, experiments have revealed that the proton has a complex internal structure, one that depends on how you look at.

The proton - antiproton collider, complementary to the studies and discoveries made with electron-positron colliders, unfortunately presented a much greater challenge. Since an antiproton (or proton) is almost times heavier than an antielectron (or electron), it takes a lot more energy to create them.Evidence for the production of charged D/sup */ mesons has been obtained in proton-antiproton collisions at center of mass energy GeV with the UA1 detector at the CERN collider.

The search was confined to the charged particle fragments of hadronic jets, which are expected to be predominantly gluon jets in this experiment.This volume reviews the physics studied at the CERN proton-antiproton collider during its first phase of operation, from the first physics run in to the last one at the end of The volume consists of a series of review articles written by physicists who are actively involved with the collider .