DIS 99

DESY Zeuthen

April 19 - 23, 1999

WORKING GROUP 4
(Polarized Lepton Nucleon Scattering)

Convenors:
M. Düren  Michael.Dueren@desy.de
W. Vogelsang  Werner.Vogelsang@cern.ch

Auditorium 1

Time Nr TUESDAY, April 20
Speaker Title
Experimental Session
9:00 1E. Hughes Review on Inclusive Results, QCD and Sum Rule Aspects
9:40 2 M. Ruh Flavor Decomposition of the Polarized Quark Distributions from Semi-Inclusive Data
10:10 Break
10:50 3 S. Bravar Hadron Azimuthal Distributions and Transverse Spin Asymmetries in DIS of Leptons off Transversely Polarized Targets from SMC
11:10 4 H. Avakian Azimuthal Single Spin Asymmetries in Semi-Inclusive DIS from HERMES
11:30 5 S. Belostotski Strange Particle Production and Polarization of Lambda Hyperons in the HERMES Experiment
11:50 6 A. Tripet Exclusive Rhoo Production in Polarized DIS at SMC
12:10 7 F. Meißner Double Spin Asymmetry in Vector Meson Production at HERMES
12:30 8 M. Amarian Spin Asymmetries in Photoproduction of High-pT Hadron Pairs
12:50  discussion
13:00 LUNCH 
Theory Session
14:00 10 M. Stratmann GRSV parton densities revisited
14:20 11 A. Tkabladze Nucleon mass corrections to the spin-dependent structure functions
14:40 20E. Stein Twist-4 corrections to polarized structure functions in the flavor singlet sector
15:00 12S. Bass Does some of the proton's spin reside at x=0?
15:20 14J. Soffer How to learn about polarized Lambda-Baryon fragmentation functions?
15:40 15 A. Efremov Study of T-odd quark fragmentation functions in Z0 to 2 jet decay
16:00 Break
16:20 13 R. Horsley Towards a lattice calculation of Delta-q and delta-q
16:40 16 R.L. Jaffe Parton Angular Momentum
17:10 17 O. Teryaev Positivity constraints for parton distributions in QCD
17:30 18 B. Geyer Twist decomposition of nonlocal light-cone operators
17:50 19 D. Robaschik Representation of the virtual Compton Amplitude for Polarized Scattering in the Generalized Bjorken Region
18:10 21F. Olness Asymptotic properties of DVCS
18:30 22A. Belitsky Scaling violation and nonforward parton distributions: leading order and beyond
18:50 23 D. Mueller N=1 supersymmetric constraints for evolution kernels
19:10 End of Session

Time Nr THURSDAY, April 22
Speaker Title
Experimental Session
9:00 25 V. Hughes Physics with Polarised Protons at HERA incl. Machine Physics Update
9:40 26 N. Saito Status of the Polarised RHIC Machine and Prospects of Measurements of Quark/Antiquark Polarization.
10:10 Break
11:00 27 Y. Goto Sensitivity to Gluon Polarization at RHIC
11:20 28 A. Thomas The GDH Experiment at MAMI
11:40 29 Z.-E. Meziani Polarized 3He Physics Program at Jefferson Lab and the Generalized GDH on the Neutrom from E94-010.
12:20 30E.M. Kabuß Future Polarised DIS Fixed Target Experiments
13:00 LUNCH 
Theory Session
14:00 31I. Bojak Towards Polarized Hadroproduction of Heavy Quarks
14:20 32J. Smith Polarized Electroproduction of Charm
14:40 33D. de Florian Jet production with polarized beams at NLO
15:00 34S. Frixione Isolated photons in polarized hadronic collisions, and the measurement of Delta g
15.20 35D. Stamenov Partonic spin structure of the nucleon and QCD
15:40 36T. Uematsu Spin structure function of the virtual photon
16:00 Break
16:20 37J.M. Virey Search for Scalar Leptoquarks with polarized protons at HERA
16:40 38 M. Miyama Transversity distributions and Drell-Yan spin asymmetries
17:00 39 O. Martin Transverse Double Spin Asymmetries and Soffers Inequality in pp-collisions
17:20 40Y. Koike Twist-3 Effects in Drell-Yan and Semi-inclusive DIS
17:40 41 S. Kumano Structure functions in polarized proton-deuteron Drell-Yan processes
18:00 42 M. Anselmino Single spin asymmetries in semi-inclusive DIS
18:20 43 M. Boglione Polarization in 1-particle inclusive leptoproduction
18:40 44 D. Boer Intrinsic transverse momentum and transverse spin asymmetries
19:00 End of Session

to : [Home Page DIS99] [ List of participants]

Last updated: