DIS 2011 Newport News, VA Summary of WG6: Spin Physics Theory. Alexei Prokudin Jefferson Laboratory
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1 DIS 2011 Newport News, VA Summary of WG6: Spin Physics Theory Alexei Prokudin Jefferson Laboratory
2 WG6:Spin Physics TOTAL 60 talks Theory - 26 talks Experiment - 34 talks Theory Experiment
3 WG6:Spin Physics TOTAL 60 talks Theory - 26 talks Experiment - 34 talks Theory Experiment Oleg Eyser (UCRiverside) Ami Rostomyan (DESY) Alexei Prokudin (JLab)
4 Andreas Metz ~30% ~0%(?) ~70(?) Jaffe, Manohar (1990) Presense of OAM suggests Transverse Momentum Dependent Distributions (TMDs) Collins (2002) Generalized Parton Distributions (GPDs) Ji (1996)
5 Helicity structure
6 Marco Stratmann Low x behavior unconstrained significant polarization still possible DSSV global fit De Florian, Sassot, Stratmann, Vogelsang RHIC pp DIS & pp x Opportunities of spin studies at Electron Ion Collider
7 Dimiter Stamenov Reliable Fragmentation Functions are needed for Ambar Jain Ellis-Jaffe sum rule can be improved with R-evolution up to low values of Q
8 Swadhin Taneja Impact of the newest RHIC data on Δg (x) DSSV DSSV+ NEW (RUN-9 PHENIX) Bjoern Pirnay Higher (>3) twist parton distributions and evolution g2(x) is described fairly well using LCWF
9 Transverse structure
10 Stefano Melis Sivers function (T-odd, transverse momentum dependent) extraction from newest data HERMES, COMPASS Opportunities of TMD studies at EIC Elena Boglione Influence of physical cuts on parton momenta on variables at low Q
11 Stefano Melis Sivers function (T-odd, transverse momentum dependent) extraction from newest data HERMES, COMPASS Opportunities of TMD studies at EIC Elena Boglione Influence of physical cuts on parton momenta on variables at low Q
12 Cristian Pisano Linearly polarized gluons can be accessed in various channels Opportunities of studies at EIC, LHeC Kazuhiro Tanaka Shinsuke Yoshida Tri-gluon correlations, QiuSterman matrix elements SSA in open charm production, SIDIS and PP Wilco den Dunnen Background study for transversity study at RHIC
13 Ted Rogers Transverse Momentum Dependent distribution factorization and evolution NLO of Collins-Soper-Sterman factorization is implemented
14 Ted Rogers Collins (2011) Aybat, Rogers (2011) First implementation of NLO evolution of Transverse Momentum Dependent distributions
15 Ted Rogers Collins (2011) Aybat, Rogers (2011) Breakthrough of TMD phenomenology and theory in 2011
16 Igor Cherednikov Evolution of TMDs Both UV and rapidity dependence Aram Kotzinian Fracture functions SIDIS in target fragmentation region
17 Aurore Courtoy Transversity from dihadron interference fragmentation BELLE + HERMES Jian Zhou Dihadron fragmentation functions for large mass Matching with collinear approach with single hadron FF
18 Zhongbo Kang Transition from low to high PT sign mismatch and possible solutions Leonard Gamberg Bessel-weighted asymmetries in SIDIS Possibility to study directly Fourier transformed TMDs experimentally
19 Generalized Parton Distributions and models
20 Dieter Mueller Road map of Light Cone Waive Function modelling for GPDs and TMDs Effective LCWF valid at 2 Q = 4 GeV 2 Barbara Pasquini Wigner function modelling Nucleon tomography
21 Simonetta Liuti Wigner function, GPDs, TMDs and OAM Gary Goldstein Chiral odd GPDs, possibilities at JLab Petr Zavada Relation among TMDs in models 3D covariant model
22 Peter Schweitzer Intrinsic pt from QCD vacuum Christian Weiss Transverse charge densities from form factors
23 CONCLUSIONS
24 CONCLUSIONS
25 CONCLUSIONS
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