'Perturbative' presentation slideshows

Introduction to Event Generators

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Perspectives in string theory ?

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The nonperturbative analyses for lower dimensional non-linear sigma models

The nonperturbative analyses for lower dimensional non-linear sigma models. 1.Introduction 2.The WRG equation for NL?M 3.Fixed points with U(N) symmetry 4.3-dimensional case 5.The other nonperturbative analysis 6. Summary. Etsuko Itou (Osaka University). 1. Introduction.

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The nonperturbative analyses for lower dimensional non-linear sigma models

The nonperturbative analyses for lower dimensional non-linear sigma models. 1.Introduction 2.The WRG equation for NL?M 3.Fixed points with U(N) symmetry 4.3-dimensional case 5. Summary. Etsuko Itou (Kanazawa University). 1. Introduction.

380 views • 24 slides

Precise α s from  Decays(*)

Precise α s from  Decays(*). M. Davier, S. Descotes-Genon, A. Hoecker, B. Malaescu, and Z. Zhang. Tau08 Workshop Novosibirsk, Sept. 22-25 2008. (*) arxiv:0803.0979; published in EPJ C Rev. Mod. Phys. 78 (2006) 1043. Outline. Motivation:

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Kazuhiro Tanaka (Juntendo U)

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Improved alpha_s from Tau Decays(*)

Improved alpha_s from Tau Decays(*). M. Davier, S. Descotes-Genon, A. Hoecker, B. Malaescu , and Z. Zhang. Rencontres de Moriond, QCD and High Energy Interactions, March 2008. (*) arxiv:0803.0979. Outline. Tau Hadronic Spectral Functions Theoretical Framework Tests of Integration Methods

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Kazuhiro Tanaka (Juntendo U)

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Center-Symmetric 1/N Expansion

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Double Charmonium Production at Electron-Positron Colliders

Double Charmonium Production at Electron-Positron Colliders. J.P. Ma ITP, CAS, Beijing. Talk given at the third meeting of Quarkonium Working Group IHEP, Beijing, 12-15. Oct. 2004. Contents: Current Status Another Approach 3. Outlook. Current Status

329 views • 18 slides

A nonperturbative definition of N=4 Super Yang-Mills by the plane wave matrix model

A nonperturbative definition of N=4 Super Yang-Mills by the plane wave matrix model. Shinji Shimasaki (Osaka U.) In collaboration with T. Ishii (Osaka U.), G. Ishiki (Osaka U.) and A. Tsuchiya (Shizuoka U.). (ref.) Ishii-Ishiki-SS-Tsuchiya, arXiv:0807.2352[hep-th].

287 views • 18 slides

Event Shape Variables in DIS Update

Event Shape Variables in DIS Update. A. Everett, A. Savin University of Wisconsin S. Hanlon, I. Skillicorn, A. Doyle University of Glasgow June 18, 2003. Used to determine the hadronization corrections. Approach to Non-Perturbative Calculations. pQCD prediction ? measured distribution

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Event Shape Variables in DIS Update

Event Shape Variables in DIS Update. A. Everett, A. Savin University of Wisconsin S. Hanlon, I. Skillicorn, A. Doyle University of Glasgow June 18, 2003. Used to determine the hadronization corrections. Approach to Non-Perturbative Calculations. pQCD prediction ? measured distribution

176 views • 17 slides

Double-diffractive production of heavy quarkonia

Double-diffractive production of heavy quarkonia. Roman Pasechnik. Dubna, JINR. based on: R. Pas echnik, A. Szczurek, O. Teryaev Phys. Rev. D78: 014007, 2008. Inclusive heavy quarkonia production. agreement with the data. NLLA BFKL vertex in QMRK. kt-factorization approach.

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Event Shapes at HERA with ZEUS

Event Shapes at HERA with ZEUS. Adam Everett University of Wisconsin On Behalf of the ZEUS Collaboration DIS 2005, Madison, Wisconsin, USA. HERA Kinematic Variables. 920 GeV p + (820 GeV before 1999) 27.5 GeV e - or e + 318 (300) GeV cms. Breit Frame Definition: q + 2x B P = 0.

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Study of in pQCD approach

Study of in pQCD approach. Run-Hui Li. Yonsei University. C.S. Kim, R.H. Li, and Y. Li, arXiv:1106.2711, submitted to JHEP. Content. Bacground decay -- Motivation -- Contributions -- Results Conclusion. b Physics.

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How to measure the charm content of the proton?

1. Measurement of the charm content of the proton in DIS:. How to measure the charm content of the proton?. N.Ya.Ivanov , Nucl . Phys. B 666 (2003), 88 L.N.Ananikyan and N.Ya.Ivanov , Nucl . Phys. B 762 (2007), 256 L.N.Ananikyan and N.Ya.Ivanov , Phys. Rev. D 75 (2007), 014010

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Eli Ben-Haim LAL Orsay LPNHE Paris

HEP2003 Europhysics Conference, Aachen, July 2003. Extraction of the x-dependence of the non-perturbative QCD b-quark fragmentation distribution component. Eli Ben-Haim LAL Orsay LPNHE Paris. Sponsored by EEC RTN HPRN-CT-00292-2002. Contents. Measured b-fragmentation function: summary.

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New Perspectives for Physics with Antiprotons: the HESR-Project at GSI

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