Semi-Inclusive Charged-Pion Electroproduction off Protons and Deuterons: Cross Sections, Ratios and Access to the Quark-Parton Model at Low Energies

Autor: Asaturyan, R., Ent, R., Mkrtchyan, H., Navasardyan, T., Tadevosyan, V., Adams, G. S., Ahmidouch, A., Angelescu, T., Arrington, J., Asaturyan, A., Baker, O. K., Benmouna, N., Bertoncini, C., Blok, H. P., Boeglin, W. U., Bosted, P. E., Breuer, H., Christy, M. E., Connell, S. H., Cui, Y., Dalton, M. M., Danagoulian, S., Day, D., Dunne, J. A., Dutta, D., Khayari, N. El, Fenker, H. C., Frolov, V. V., Gan, L., Gaskell, D., Hafidi, K., Hinton, W., Holt, R. J., Horn, T., Huber, G. M., Hungerford, E., Jiang, X., Jones, M., Joo, K., Kalantarians, N., Kelly, J. J., Keppel, C. E., Kubarovsky, V., Li, Y., Liang, Y., Mack, D., Malace, S. P., Markowitz, P., McGrath, E., McKee, P., Meekins, D. G., Mkrtchyan, A., Moziak, B., Niculescu, G., Niculescu, I., Opper, A. K., Ostapenko, T., Reimer, P. E., Reinhold, J., Roche, J., Rock, S. E., Schulte, E., Segbefia, E., Smith, C., Smith, G. R., Stoler, P., Tang, L., Ungaro, M., Uzzle, A., Vidakovic, S., Villano, A., Vulcan, W. F., Wang, M., Warren, G., Wesselmann, F. R., Wojtsekhowski, B., Wood, S. A., Xu, C., Yuan, L., Zheng, X.

A large set of cross sections for semi-inclusive electroproduction of charged pions ($\pi^\pm$) from both proton and deuteron targets was measured. The data are in the deep-inelastic scattering region with invariant mass squared $W^2$ > 4 GeV$^2$ and

Externí odkaz: http://arxiv.org/abs/1103.1649

Transverse momentum dependence of semi-inclusive pion production

Autor: Mkrtchyan, H., Bosted, P. E., Adams, G. S., Ahmidouch, A., Angelescu, T., Arrington, J., Asaturyan, R., Baker, O. K., Benmouna, N., Bertoncini, C., Blok, H. P., Boeglin, W. U., Breuer, H., Christy, M. E., Connell, S. H., Cui, Y., Dalton, M. M., Danagoulian, S., Day, D., Dodario, T., Dunne, J. A., Dutta, D., Khayari, N. El, Ent, R., Fenker, H. C., Frolov, V. V., Gan, L., Gaskell, D., Hafidi, K., Hinton, W., Holt, R. J., Horn, T., Huber, G. M., Hungerford, E., Jiang, X., Jones, M., Joo, K., Kalantarians, N., Kelly, J. J., Keppel, C. E., Kubarovsky, V., Li, Y., Liang, Y., Malace, S., Markowitz, P., McGrath, E., McKee, P., Meekins, D. G., Moziak, B., Navasardyan, T., Niculescu, G., Niculescu, I., Opper, A. K., Ostapenko, T., Reimer, P. E., Reinhold, J., Roche, J., Rock, S. E., Schulte, E., Segbefia, E., Smith, C., Smith, G. R., Stoler, P., Tadevosyan, V., Tang, L., Ungaro, M., Uzzle, A., Vidakovic, S., Villano, A., Vulcan, W. F., Wang, M., Warren, G., Wesselmann, F., Wojtsekhowski, B., Wood, S. A., Xu, C., Yuan, L., Zheng, X., Zhu, H.

Publikováno v: Phys.Lett.B665:20-25,2008

Cross sections for semi-inclusive electroproduction of charged pions ($\pi^{\pm}$) from both proton and deuteron targets were measured for $0.2