Proposta per la Misura dei Fattori di Forma del nucleone a dafne why a new measurement of the Nucleon e m. Form Factors today? (1)


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Proposta per la Misura dei Fattori di Forma del nucleone a DAFNE


Why a new measurement of the Nucleon e.m. Form Factors today? (1)



Why a new measurement of the Nucleon e.m. Form Factors today? (2)





Nucleon Form Factors – general properties



How to measure Space-Like Form Factors



Proton SL Form Factors



2-photon exchange



Outlook in the space-like region at JLab



Time-Like FFs measurements



Time-Like FFs : proton data



Electric to magnetic FF ratio



Time-Like FFs : neutron data



Hyperon Form Factors



Proposal for nucleon FFs measurement at DANE



DAΦNE parameters for 1.2 GeV operation



The FINUDA detector







Efficiency and resolution for pp tracks



FINUDA projected accuracy



Angular distributions



Induced polarization



Proton polarimeter



Polarization measurement



Summary



Conclusions





LoI for the Measurement of the Nucleon Form Factors in the time-like region at DAΦNE (draft)

  • INFN-LNF: M. Mirazita, V. Muccifora, A. Fantoni, E. De Sanctis, N. Bianchi, P. Rossi, F. Ronchetti, P. Gianotti, C. Petrascu, R. Baldini, S. Pacetti, L. Benussi, M. Bertani, S. Bianco, F.L. Fabbri, V. Lucherini, F. Pompili, S. Tomassini

  • INFN-Sezione di Torino: D. Calvo, A. Feliciello, A. Filippi

  • Dipartimento di Fisica Sperimentale, Università di Torino: E. Botta, T. Bressani, S. Bufalino, F. De Mori, S. Marcello

  • Dipartimento di Fisica Generale, Università di Torino: L. Busso, D. Faso

  • INAF-IFSI Sezione di Torino: O. Morra

  • Dipartimento di Fisica, Politecnico di Torino: M. Agnello

  • INFN-Sezione di Bari: G. D’erasmo, E. Fiore, A. Pantaleo, V. Paticchio

  • INFN-Sezione di Trieste: M. Bregant, N. Grion, G. Margagliotti, S. Piano

  • Dipartimento di Meccanica, Università di Brescia e INFN Sezione di Pavia: G. Bonomi, A. Donzella, A. Zenoni

  • INFN-Sezione di Roma: G. Salmé

  • Università di Roma Tor Vergata: E. Pace

  • DAPNIA/SPhN, CEA-Saclay (France): E. Tomasi-Gustafsson (interest in the polarimeter)

  • JLab-Hall A (USA): K. de Jager, F. Gross, et al.

  • Triangle U. Nuclear lab. and Duke U., Durham, NC (USA) : D. Dutta, H. Gao

  • Center for Theoretical Physics, Yale (USA): F. Iachello

  • Department of Physics, University of Virginia (USA): D. Day, S. Liuti et al.

  • Yerevan Physics Institute, Armenia: N. Akopov, R. Avakian, et al.

  • Petersburg Nuclear Physics Institute of Academy of Science (Russia): S. Belostotsky et al.

  • ITEP, Moscow (Russia): A. Gasparyan, A. Kaidalov, L. Kondratyuk

  • Institute of Nuclear Research, Russian Academy of Sciences, Moscow (Russia): V. Grishina

  • Shanghai Institute for Nuclear Research (China): Wang Xu

  • Budker Institute, Novosibirsk (Russia): S. Skrinsky, E. Solodov, et al. (interest in the of machine magnets)

  • Institute of Nuclear Research, Moscow (Russia): N. Piskunov e Y. Zanevski (interest in the polarimeter)

  • Institut fuer Kernphysik, Mainz U. (Germany): T. Walcher et al. (interest in the polarimeter)

  • Experimental Physics Center, Institue of High Energy Physics, CAS Beijing (China): Y. Xie, H. Hu

  • Shanghai Institute for Nuclear Research (China): Yu-Gang Ma

  • Stanford (USA): S. Brodsky

  • Institut de Physique Nucleaire, Orsay (France): M. Guidal et al.

  • DAPNIA/SPhN, CEA-Saclay (France): M. Garcon, et al.

  • Sao Paulo U (Brazil): A. Deppman, S. Pereira Afanelos, G. De Oleiveira Echeinberg



Spare slides



Space-like Form Factors





Polarization observables in ep scattering



Angular distributions



Time-like FFs: summary



Time-like FFs measurement



Sezione d’urto e+e-



Induced polarization



Resonance below ppbar threshold?



6 production



Efficienza media



Impulso ricostruito



Risoluzioni eventi p pbar



Carbon analysing power



Proton polarimeter



Two-photon contribution





Integrated luminosity



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