'Sea quark' presentation slideshows

HERMES ???????????? ???????????? ?????????

1. HERMES experiment 2. Inclusive/Semi-inclusive spin asymmetry 3. Quark polarization 4. Summary. HERMES ???????????? ???????????? ?????????. ???? ???????????????? ? HERMES collaboration. ???? ?????. ??????????? 2002 ?? 9 ? 14 ? ????. Contents. Cherenkov. HERMES Experiment.

672 views • 47 slides

Xiaodong Jiang, Los Alamos National Laboratory

783 views • 42 slides

Our Understanding of Sea Quarks in the Nucleon

Weekly Journal Club for Medium Energy Physics at IPAS 2011/1/10. Our Understanding of Sea Quarks in the Nucleon. Wen-Chen Chang ??? Institute of Physics, Academia Sinica. Inelastic Electron Scattering. Q 2 : Four-momentum transfer x : Bjorken variable (=Q 2 /2 M n )

579 views • 40 slides

Our Understanding of Sea Quarks in the Nucleon

Weekly Journal Club for Medium Energy Physics at IPAS 2011/1/10. Our Understanding of Sea Quarks in the Nucleon. Wen-Chen Chang ??? Institute of Physics, Academia Sinica. Inelastic Electron Scattering. Q 2 : Four-momentum transfer x : Bjorken variable (=Q 2 /2 M n )

410 views • 40 slides

Review on Nucleon Spin Structure

Review on Nucleon Spin Structure. X.S.Chen, Dept. of Phys., Sichuan Univ. T.Goldman, TD, LANL X.F.Lu, Dept. of Phys., Sichuan Univ. D.Qing, CERN Fan Wang, Dept. of Phys. Nanjing Univ. Outline. Introduction There is no proton spin crisis but quark spin confusion

702 views • 36 slides

Large-X PDFs in the Drell-Yan Process

499 views • 35 slides

Introduction The hypercentral Constituent Quark Model

Longitudinal and transverse helicity amplitudes of nucleon resonances in a constituent quark model - bare vs dressed resonance couplings. Introduction The hypercentral Constituent Quark Model Results for the longitudinal and transverse helicity amplitudes Bare vs dressed resonance couplings

444 views • 32 slides

Probing Nucleon Structure at an Electron Ion Collider

Probing Nucleon Structure at an Electron Ion Collider. Long Range Plan Joint Town Meeting on QCD Temple University, Philadelphia September 14, 2014. Zein-Eddine Meziani Temple University. Thanks to everyone who contributed to the EIC White Paper effort

437 views • 29 slides

Quark Distributions Nuclear Effect in the K-factor non-constancy

Quark Distributions Nuclear Effect in the K-factor non-constancy. Zhao-yu Hou Shijiazhuang Railway College Gui Lin 2006. 10. 31. Abstract

291 views • 29 slides

An Electron Ion Collider at HIAF Xurong Chen for the EIC@HIAF study group

An Electron Ion Collider at HIAF Xurong Chen for the EIC@HIAF study group The Institute of Modern Physics, CAS, Lanzhou, China The 5th Workshop on Hadron Physics in China and Opportunities in USA Huangshan, July 3, 2013. Outline. Introduction to IMP EIC@HIAF Physics and Simulations

264 views • 25 slides

History of the proton spin puzzle: First hot debate during 1988-1995

History of the proton spin puzzle: First hot debate during 1988-1995. Hai-Yang Cheng Academia Sinica, Taipei. 9th Circum-Pan-Pacific Symposium on High-Energy Spin Physics Jinan, October 29, 2013.

297 views • 17 slides

N* Production in ? -p and p-p Scattering (Study of t he Breathing Mode of the Nucleon)

N* Production in ? -p and p-p Scattering (Study of t he Breathing Mode of the Nucleon). Investigation of the Scalar Structure of baryons (related to strong non-valence quark excitations). H.P. Morsch, MENU2004. First evidence for the breathing mode of the nucleon from ? -p scattering

270 views • 15 slides

FNAL ??????? E906 ???????????????? ?????

2009.1.10 at KEK. FNAL ??????? E906 ???????????????? ?????. ????? ???. ?????????? KEK ??? ????????. ????? sea quark ??????????????????. Gottfried Sum Rule. Valence quark ???? 2 (u) 1 (d). NMC ??? ? Gottfried ?????? ? NMC,1991)

398 views • 15 slides

168 views • 10 slides