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Analysis of anomalous quartic WWZγ couplings in γp collision at the LHC

Senol, A.; Köksal, M.


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{
  "DOI": "10.1016/j.physletb.2015.01.022", 
  "abstract": "<p>Gauge boson self-couplings are exactly determined by the non-Abelian gauge nature of the Standard Model (SM), thus precision measurements of these couplings at the LHC provide an important opportunity to test the gauge structure of the SM and the spontaneous symmetry breaking mechanism. It is a common way to examine the physics of anomalous quartic gauge boson couplings via effective Lagrangian method. In this work, we investigate the potential of the process pp\u2192p\u03b3p\u2192pWZqX to analyze anomalous quartic WWZ\u03b3 couplings by two different, CP-violating and CP-conserving, effective Lagrangians at the LHC. We calculate 95% confidence level limits on the anomalous coupling parameters with various values of the integrated luminosity. Our numerical results show that the best limits obtained on the anomalous couplings k0W\u039b2 , kcW\u039b2 , k2m\u039b2 and an\u039b2 at s=14\u00a0TeV and an integrated luminosity of Lint=100\u00a0fb\u22121 are [\u22121.37;1.37]\u00d710\u22126\u00a0GeV\u22122 , [\u22121.88;1.88]\u00d710\u22126\u00a0GeV\u22122 , [\u22126.55;6.55]\u00d710\u22127\u00a0GeV\u22122 and [\u22122.21;2.21]\u00d710\u22126\u00a0GeV\u22122 , respectively. Thus, \u03b3p mode of photon-induced reactions at the LHC highly improves the sensitivity limits of the anomalous coupling parameters k0W\u039b2 , kcW\u039b2 , k2m\u039b2 and an\u039b2 .</p>", 
  "author": [
    {
      "family": "Senol", 
      "given": " A."
    }, 
    {
      "family": "K\u00f6ksal", 
      "given": " M."
    }
  ], 
  "container_title": "Physics Letters B", 
  "id": "108421", 
  "issued": {
    "date-parts": [
      [
        2015, 
        1, 
        1
      ]
    ]
  }, 
  "title": "Analysis of anomalous quartic WWZ\u03b3 couplings in \u03b3p collision at the LHC", 
  "type": "article-journal"
}
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