DETERMINATION OF THE STRONG COUPLING CONSTANT USING AVAILABLE EXPERIMENTAL DATA
S.Atashbar Tehrani and
Ali N. Khorramian
Semnan University and
School of Particles and AcceleratorsInstitute for studies in theoretical Physics and Mathemastics
(IPM)
• Motivation• Energy dependence of running coupling • QCD Analysis of non-singlet Structure Function• Fit Results in unpolarized and polarized cases• Conclusion
DETERMINATION OF THE STRONG COUPLING CONSTANT USING AVAILABLE EXPERIMENTAL DATA
Beijing,, Sep. 21-26, 2009
Motivation
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Motivation
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Energy dependence of running coupling
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Energy dependence of running coupling
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Beijing,, Sep. 21-26, 2009
Energy dependence of running coupling
QCD Analysis of non-singlet Structure Function
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QCD Analysis of non-singlet Structure Function
Beijing,, Sep. 21-26, 2009
QCD Analysis of non-singlet Structure Function
Beijing,, Sep. 21-26, 2009
QCD Analysis of non-singlet Structure Function
Beijing,, Sep. 21-26, 2009
QCD Analysis of non-singlet Structure Function
Beijing,, Sep. 21-26, 2009
QCD Analysis of non-singlet Structure Function
Beijing,, Sep. 21-26, 2009
QCD Analysis of non-singlet Structure Function
Beijing,, Sep. 21-26, 2009
QCD Analysis of non-singlet Structure Function
Beijing,, Sep. 21-26, 2009
QCD Analysis of non-singlet Structure Function
Beijing,, Sep. 21-26, 2009
QCD Fit Results
Beijing,, Sep. 21-26, 2009
QCD Fit Results
Beijing,, Sep. 21-26, 2009
QCD Fit results – world data on non-singlet structure (up to NNLO)
Beijing,, Sep. 21-26, 2009
QCD Fit results – world data on non-singlet structure (up to NNNLO)
Beijing,, Sep. 21-26, 2009
QCD Fit results – world data on non-singlet structure (up to NNNLO)
Beijing,, Sep. 21-26, 2009
QCD Fit results – world data on non-singlet structure (up to NNNLO)
Beijing,, Sep. 21-26, 2009
QCD Fit results – world data on polarized structure function(up to NNLO)
Beijing,, Sep. 21-26, 2009
Conclusion
Beijing,, Sep. 21-26, 2009