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Contents


Chapter 1Introduction£¨1£©
Chapter 2Theoretical review£¨3£©
2ª±1Standard model£¨3£©
2ª±2W Boson production at LHCb£¨23£©
2ª±3Parton shower and hadronization£¨37£©
2ª±4Monte carlo event generators£¨39£©
2ª±5¦ÒW¡úl¦Í and Al+ª² measurements at GPDs£¨40£©
Chapter 3Experimental environment£¨44£©
3ª±1LHC£¨44£©
3ª±2LHCb£¨47£©
Chapter 4Event processing at LHCb£¨63£©
4ª±1Track reconstruction£¨63£©
4ª±2Primary vertex reconstruction£¨69£©
4ª±3Particlei dentification£¨71£©
4ª±4LHCb trigger£¨78£©
4ª±5LHCb stripping£¨82£©
4ª±6LHCb software£¨82£©
Chapter 5¦ÒW¡ú¦Ì¦Í¦Ì measurement at LHCb£¨85£©
5ª±1Signal and background processes£¨85£©
5ª±2Track preª²selection requirements£¨87£©
5ª±3Pseudoª²W data sample£¨92£©
5ª±4Candidat eselection cuts£¨93£©
5ª±5Templates in the fit£¨99£©
5ª±6Fit results£¨114£©
5ª±7Muon track detector efficiency£¨117£©
5ª±8Muon track selection efficiency£¨128£©
5ª±9Muon track acceptance efficiency£¨129£©




5ª±10Final state radiation£¨130£©
5ª±11¦ÒW¡ú¦Ì¦Í¦Ì determination£¨131£©
5ª±12¦ÒW¡ú¦Ì¦Í¦Ì ratio£¨139£©
5ª±13¦ÒW¡ú¦Ì¦Í¦Ì charge asymmetry£¨141£©
5ª±14¦ÒW¡ú¦Ì¦Í¦Ì theoretical predictions£¨142£©
5ª±15Comparing LHCb results with ATLAS£¨149£©
Chapter 6Conclusion£¨154£©
Bibliography£¨156£©