Sidis PowerPoint PPT Presentations

SIDIS Cross Sections and Spin Asymmetries Predictions for Ongoing and Future Experiments M.Elena Boglione INFN Sezione di Torino e Universita degli Studi di Torino

x dependence of CLAS A1p (A2=0) consistent with HERMES data and factorization. ... A1p dependence on PT and z extracted for the first time ...

Mx 1.4 applied to exclude the kinematics where t-channel resonances may have ... z-pion related to cosq. H. Avakian, JLab May 26, 2004. 11. Exclusive p p- and p p0 ...

study the transition between the nonperturbative and perturbative regimes of QCD ... x dependence of CLAS A1p (A2=0) consistent with HERMES data and factorization. ...

SciFi. Silicon. Micromegas. GEMs. Straws. SDC. MWPC. W45. Target. solid state target operated in frozen spin mode. 2002-2004: 6LiD ...

... Sep 29. 1. factorization studies with SIDIS A1p ... factorize into TMD distributions (hep-ph 0405085) ... A1p data from eg2000 is consistent with factorization ...

Facorization tests in polarized SIDIS. Tranverse momentum in fragmentation ... s(x,z,pt) =? PDF(x,kt) x Frag.Fun.(z,pt) sp (x,z,pt) =? u(x,kt) x D (z,pt) ...

... phase-space (Wigner) distributions. GPD and phase-space picture of the ... one gets the 2D-impact parameter space pictures of M. Burkardt (2000) and Soper. ...

Delia Hasch. Transversity & friends from HERMES. International ... chiral-odd fragmentation function acts as polarimeter of transverse quark polarisation ...

Title: Spin Azimuthal Asymmetries inSemi-Inclusive DIS at JLAB Author: avakian Created Date: 1/11/2003 3:51:09 AM Document presentation format: On-screen Show

parton distributions (separate valence, sea) X.Ji. Where region I/II boundary? ... Simple LO picture in valence region: sp(p ) = 4u(x,pt)D (z,pt) d(x,pt)D-(z,pt) ...

CEA-Saclay, IRFU/Service de Physique Nucl aire, 91191 Gif-sur ... Why changing form-factor of nucleon-quark-diquark vertex brings to unphysical kT behavior? ...

Ls accessible in CLAS (even at large z) are mainly in the TFR region and can ... for 5.75 GeV with neutron target from Ellis et al. (2 models for spin transfer) ...

DNP05, September 2005. Semi-inclusive processes. Factorization as a test of quark-hadron duality ... P. Bosted, DNP05, September 2005. 4. Missing mass of pions ...

Collinear hard processes, e.g. DIS ... Non-collinear processes, e.g. SIDIS ...

Off-diagonal elements (RL or LR) are chiral-odd functions. Chiral-odd soft parts must appear with partner in e.g. SIDIS, DY. Matrix representation ...

Off-diagonal elements (RL or LR) are chiral-odd functions. Chiral-odd soft parts must appear with partner in e.g. SIDIS, DY. Matrix representation ...

1. The gluon polarisation ?G/G. at COMPASS. Colin Bernet (DAPNIA/SPHN) ... Polarized p-p (PHENIX, STAR) Polarized SIDIS. Photon-gluon fusion (COMPASS,HERMES) 5 ...

Hadron identification for longitudinal data. Tuning LH cuts. RICH stability (badspills) ... Status of hadron identification in SIDIS. 3. RICH code for identification ...

Factorization in SIDIS into a distribution function f (x) ... h1 responsible for measured cos2f in DY (CERN 1986-87 , Fermilab 1989) H.Avakian, Nov 19, 2004 ...

Possible quark polarimeters suggested using SIDIS: Azimuthal distribution of single (leading) ... Another quark polarimeter comes from interference in fragmentation ...

Ni portis sandvicojn por la tagmango, kaj ili estis sub la segoj sur kiuj ni sidis. ... 13. I cycled in San Francisco. ????????? 14. She runs on the grass ...

The first step of SIDIS program at JLab-12 GeV is to firmly establish the ... evidence to prove that quark information is well-preserved in the fragmentation ...

Azimuthal Asymmetry in Semi-Inclusive Deep-Inelastic Lepton-Nucleon Scattering

Sino-German Workshop on Frontiers in QCD Azimuthal Asymmetries In Semi-inclusive Deep-Inelastic Scattering Liang Zuo-tang, Shandong University

A U.S. Department of Energy. Office of Science Laboratory. Operated by The ... Open issues gluon splitting versus non-perturb. processes polarization ? ...

Delia Hasch: The transverse spin structure of the nucleon exp. ... transverse motion of partons within nucleons and of hadrons within fragmentation ...

Title: Spin Azimuthal Asymmetries inSemi-Inclusive DIS at JLAB Author: avakian Last modified by: avakian Created Date: 1/11/2003 3:51:09 AM Document presentation format

Title: Template Author: mulders Last modified by: mulders Created Date: 2/7/2004 4:01:03 PM Document presentation format: On-screen Show Company: vu

Factorization as a test of quark-hadron duality. Factorization tests ... Off-diagonal PDFs vanish if quarks only in s-state! In addition T-odd PDFs require FSI ...

Flavor Symmetry of Parton Distributions and Fragmentation Functions Jen-Chieh Peng University of Illinois at Urbana-Champaign Workshop on Future Prospects in QCD ...

DF's are quark densities that are directly linked to lightcone wave functions squared ... Beyond just extending DIS by tagging quarks ...

International Workshop on Transversity: New Developments in ... transversity and transverse momentum ... 3) links could spoil the Lorentz Invariance ...

Title: No Slide Title Author: bacchett Last modified by: qcdn06 Created Date: 12/1/2003 11:48:50 AM Document presentation format: On-screen Show Company

Title: Slide 1 Author: Marco Radici Last modified by: Marco Radici Created Date: 6/10/2006 4:30:40 PM Document presentation format: On-screen Show Company

Transverse momentum dependence (TMD) Gauge links and dependence on hard processes ... Sensitivity to intrinsic transverse momenta ...

Universality of single spin asymmetries in hard processes. Cedran Bomhof and Piet Mulders ... Through TMD distribution and fragmentation functions to transverse ...

Set MC samples with DVCS photons only (no cut on t ) ... The modules from town Vladimir are under testing now ... Tested volume 5x5x7 cm3 ...

Flavour decomposition of quark helicity. Is the light sea symmetrically ... Convolution integral over transverse momenta with implicit sum over quark flavours ...

PYTHIA MC. Pythya 6 updated by HERMES to ... Contamination from r extracted using PYTHIA ... Further tune the PYTHIA MC to describe exclusive production of r. ...

GRVS set used. Testing extraction procedure: Extract Du and Dd using p0 ... p- and p0 SSA will give access to h1d/h1Lu ( If R -1 neutron data could be used) 20 ...

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Transition from exclusive to semi-inclusive processes ... Cross section defined by scale ... GDAs. Fudp (x,x) x=0,t=0. dx. IPDs Wpu(x,r) IPDs Wpu(x,rT) ...

QCD is the theory underlying the strong interactions and the ... isospin, strangeness. baryon number. Mp Mn 940 MeV. Qp = 1, Qn = 0. s = gp 5.59, gn -3.83 ...

Meson cloud model level off at 1.5 to 5 (depending on baryons included in calcs) until x0.5 and then level off to unity. Instanton model predicts ratio ~4.

Quark and ... Results directly reflect quark, antiquark and gluon distributions ... limits us to hadrons as quark sources' or targets' These involve nucleon ...

Structure and spin of the nucleon Harut Avakian(JLab) focus on increasing theoretical and experimental support for the nucleon and nuclear 3D PDF programs worldwide

... de transfert d n nergie H-surface - rigide 4 degr s de libert Sym trie cylindrique, jz (appel nu) bon nombre quantique - calculs diff rents nu.

and the unpolarized gluon distribution of [82]. 10. EINN 2005 Spin dependence-theory ... Transverse ? polarization in unpolarized p-Be scattering at Fermilab. 18 ...

Title: QCD Factorization for Semi-Inclusive DIS Author: Feng Yuan Last modified by: fyuan Created Date: 11/5/2004 6:54:39 PM Document presentation format

Predictions for PAX at HESR (FAIR) TMDs and SSAs in Drell-Yan processes ... (PAX experiment) Ideal for optimising cross section and probing valence quark region. ...

Dqh(z):= Fragmentation function (FF) z = Eh/ zq2 q(x) Dqh(z) ALL (x, ... Unpolarised FF. Sivers DF (Requires non-vanishing orbital angular momenta Lq of quarks) ...

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Describe the complex nucleon structure in terms of partonic degrees of freedom of QCD ... BBS (NP B441, 197 (1995) using helicity structure of perturbative QCD ...

M. Guidal, IPN Orsay. Genoa, 25/02/09. Electron scattering. in CLAS ... REM 0 at low Q2 favors oblate shape of ?(1232) and prolate shape of the proton. ...

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