Missing-mass spectroscopy with the ${}^{6}$Li($\pi^{-}, K^{+}$)X reaction to search for ${}^{6}_{\Lambda}$H

Autor: Honda, R., Agnello, M., Ahn, J. K., Ajimura, S., Akazawa, Y., Amano, N., Aoki, K., Bhang, H. C., Chiga, N., Endo, M., Evtoukhovitch, P., Feliciello, A., Fujioka, H., Fukuda, T., Hasegawa, S., Hayakawa, S. H., Hosomi, K., Hwang, S. H., Ichikawa, Y., Igarashi, Y., Imai, K., Ishibashi, N., Iwasaki, R., Joo, C. W., Kiuchi, R., Lee, J. K., Lee, J. Y., Matsuda, K., Matsumoto, Y., Matsuoka, K., Miwa, K., Mizoi, Y., Moritsu, M., Nagae, T., Nagamiya, S., Nakagawa, M., Naruki, M., Noumi, H., Ota, R., Roy, B. J., Saha, P. K., Sakaguchi, A., Sako, H., Samanta, C., Samoilov, V., Sasaki, Y., Sato, S., Sekimoto, M., Shimizu, Y., Shiozaki, T., Shirotori, K., Soyama, T., Sugimura, H., Takahashi, T., Takahashi, T. N., Tamura, H., Tanabe, K., Tanaka, T., Tanida, K., Tokiyasu, A. O., Tsamalaidze, Z., Ukai, M., Yamamoto, T. O., Yamamoto, Y., Yang, S. B., Yoshida, K.

Publikováno v: Phys. Rev. C 96, 014005 (2017)

We searched for the bound state of the neutron-rich $\Lambda$-hypernucleus ${}^{6}_{\Lambda}$H, using the ${}^{6}$Li($\pi^{-}, K^{+}$)X double charge-exchange reaction at a $\pi^{-}$ beam momentum of 1.2 GeV/c at J-PARC. A total of $1.4 \times 10^{12

Externí odkaz: http://arxiv.org/abs/1703.00623

High-resolution search for the $\Theta^{+}$ pentaquark via a pion-induced reaction at J-PARC

Autor: Collaboration, J-PARC E19, Moritsu, M., Adachi, S., Agnello, M., Ajimura, S., Aoki, K., Bhang, H. C., Bassalleck, B., Botta, E., Bufalino, S., Chiga, N., Ekawa, H., Evtoukhovitch, P., Feliciello, A., Fujioka, H., Hayakawa, S., Hiruma, F., Honda, R., Hosomi, K., Ichikawa, Y., Ieiri, M., Igarashi, Y., Imai, K., Ishibashi, N., Ishimoto, S., Itahashi, K., Iwasaki, R., Joo, C. W., Kanatsuki, S., Kim, M. J., Kim, S. J., Kiuchi, R., Koike, T., Komatsu, Y., Kulikov, V. V., Marcello, S., Masumoto, S., Matsumoto, Y., Matsuoka, K., Miwa, K., Nagae, T., Naruki, M., Niiyama, M., Noumi, H., Nozawa, Y., Ota, R., Ozawa, K., Saito, N., Sakaguchi, A., Sako, H., Samoilov, V., Sato, M., Sato, S., Sato, Y., Sawada, S., Sekimoto, M., Shirotori, K., Sugimura, H., Suzuki, S., Takahashi, H., Takahashi, T., Takahashi, T. N., Tamura, H., Tanaka, T., Tanida, K., Tokiyasu, A. O., Tomida, N., Tsamalaidze, Z., Ukai, M., Yagi, K., Yamamoto, T. O., Yang, S. B., Yonemoto, Y., Yoon, C. J., Yoshida, K.

Publikováno v: Phys. Rev. C 90, 035205 (2014)

The pentaquark $\Theta^+$ has been searched for via the $\pi^-p \to K^-X$ reaction with beam momenta of 1.92 and 2.01 GeV/$c$ at J-PARC. A missing mass resolution of 2 MeV (FWHM) was achieved but no sharp peak structure was observed. The upper limits

Externí odkaz: http://arxiv.org/abs/1407.0669

Hypernuclear spectroscopy of products from 6Li projectiles on a carbon target at 2 AGeV

Autor: Rappold, C., Kim, E., Nakajima, D., Saito, T. R., Bertini, O., Bianchin, S., Bozkurt, V., Kavatsyuk, M., Ma, Y., Maas, F., Minami, S., Özel-Tashenov, B., Yoshida, K., Achenbach, P., Ajimura, S., Aumann, T., Gayoso, C. Ayerbe, Bhang, H. C., Caesar, C., Erturk, S., Fukuda, T., Göküzüm, B., Guliev, E., Hiraiwa, T., Hoffmann, J., Ickert, G., Ketenci, Z. S., Khaneft, D., Kim, M., Kim, S., Koch, K., Kurz, N., Fèvre, A. Le, Mizoi, Y., Moritsu, M., Nagae, T., Nungesser, L., Okamura, A., Ott, W., Pochodzalla, J., Sakaguchi, A., Sako, M., Schmidt, C. J., Sekimoto, M., Simon, H., Sugimura, H., Takahashi, T., Tambave, G. J., Tamura, H., Trautmann, W., Voltz, S., Yokota, N., Yoon, C. J.

Publikováno v: Nucl. Phys. A 913 (2013) 170

A novel experiment, aiming at demonstrating the feasibility of hypernuclear spectroscopy with heavy-ion beams, was conducted. Using the invariant mass method, the spectroscopy of hypernuclear products of 6Li projectiles on a carbon target at 2 AGeV w

Externí odkaz: http://arxiv.org/abs/1305.4871

First observation of the hyper superheavy hydrogen 6{\Lambda}H

Autor: Agnello, M., Benussi, L., Bertani, M., Bhang, H. C., Bonomi, G., Botta, E., Bregant, M., Bressani, T., Bufalino, S., Busso, L., Calvo, D., Camerini, P., Dalena, B., De Mori, F., D'Erasmo, G., Fabbri, F. L., Feliciello, A., Filippi, A., Fiore, E. M., Fontana, A., Fujioka, H., Genova, P., Gianotti, P., Grion, N., Lucherini, V., Marcello, S., Mirfakhrai, N., Moia, F., Morra, O., Nagae, T., Outa, H., Pantaleo, A., Paticchio, V., Piano, S., Rui, R., Simonetti, G., Wheadon, R., Zenoni, A., Gal, A.

Publikováno v: Nuclear Physics A 881 (2012) 269

Three candidate events of the neutron-rich hypernucleus 6{\Lambda}H were uniquely identified in the FINUDA experiment at DA{\Phi}NE, Frascati, by observing {\pi}+ mesons from the (K-stop,{\pi}+) production reaction on 6Li targets, in coincidence with

Externí odkaz: http://arxiv.org/abs/1203.1954

The $A(K^-_{stop},\pi^\pm\Sigma^\mp)A'$ reaction on p-shell nuclei

Autor: FINUDA Collaboration, Agnello, M., Benussi, L., Bertani, M., Bhang, H. C., Bonomi, G., Botta, E., Bregant, M., Bressani, T., Bufalino, S., Busso, L., Calvo, D., Camerini, P., Dalena, B., DeMori, F., D'Erasmo, G., Fabbri, F. L., Feliciello, A., Filippi, A., Fiore, E. M., Fontana, A., Fujioka, H., Genova, P., Gianotti, P., Grion, N., Lucherini, V., Marcello, S., Mirfakhrai, N., Moia, F., Montagna, P., Morra, O., Nagae, T., Outa, H., Pantaleo, A., Paticchio, V., Piano, S., Rui, R., Simonetti, G., Wheadon, R., Zenoni, A.

This letter is concerned with the study of the $K^-_{stop}A\rightarrow \pi^\pm\Sigma^\mp A'$ reaction in p-shell nuclei, i.e., $^{6,7}Li$, $^9Be$, $^{13}C$ and $^{16}O$. The $\pi^\pm\Sigma^\mp / K^-_{stop}$ emission rates are reported as a function o

Externí odkaz: http://arxiv.org/abs/1109.6594