Zobrazeno 1 - 10
of 3 887
pro vyhledávání: '"Ryu, S. Y."'
Autor:
Natochii, A., Browder, T. E., Cao, L., Cautero, G., Dreyer, S., Frey, A., Gabrielli, A., Giuressi, D., Ishibashi, T., Jin, Y., Kojima, K., Kraetzschmar, T., Lanceri, L., Liptak, Z., Liventsev, D., Marinas, C., Massaccesi, L., Matsuoka, K., Meier, F., Miller, C., Nakayama, H., Niebuhr, C., Novosel, A., Parham, K., Popov, I., Rizzo, G., Roney, J. M., Ryu, S. Y., Santelj, L., Schneider, S., Schueler, J., Schwenker, B., Shi, X. D., Simon, F., Stefkova, S., Takahashi, M., Tanigawa, H., Taniguchi, N., Terui, S., Vahsen, S. E., Vitale, L., Vossen, A., Wang, Z., Wiechczynski, J., Windel, H., Yoshihara, K.
The Belle II experiment at the SuperKEKB electron-positron collider aims to collect an unprecedented data set of $50~{\rm ab}^{-1}$ to study $CP$-violation in the $B$-meson system and to search for Physics beyond the Standard Model. SuperKEKB is alre
Externí odkaz:
http://arxiv.org/abs/2302.01566
Autor:
Natochii, A., Browder, T. E., Cao, L., Kojima, K., Liventsev, D., Meier, F., Nakamura, K. R., Nakayama, H., Niebuhr, C., Novosel, A., Rizzo, G., Ryu, S. Y., Santelj, L., Shi, X. D., Stefkova, S., Tanigawa, H., Taniguchi, N., Vahsen, S. E., Vitale, L., Wang, Z.
The Belle II experiment at the SuperKEKB electron-positron collider aims to collect an unprecedented data set of $\rm 50~{\rm ab}^{-1}$ to study $CP$-violation in the $B$-meson system and to search for Physics beyond the Standard Model (BSM). SuperKE
Externí odkaz:
http://arxiv.org/abs/2203.05731
Autor:
Hashimoto, T., Nam, T., Muramatsu, N., Ahn, J. K., Chang, W. C., Chen, J. Y., Chu, M. L., Date, S., Gogami, T., Goto, H., Hamano, H., He, Q. H., Hicks, K., Hiraiwa, T., Honda, Y., Hotta, T., Ikuno, H., Inoue, Y., Ishikawa, T., Jaegle, I., Jo, J. M., Kasamatsu, Y., Katsuragawa, H., Kido, S., Kon, Y., Matsumoto, S., Matsumura, Y., Miyabe, M., Mizutani, K., Nakamura, T., Nakano, T., Niiyama, M., Nozawa, Y., Ohashi, Y., Ohnishi, H., Ohta, T., Ozawa, K., Rangacharyulu, C., Ryu, S. Y., Sada, Y., Shibukawa, T., Shimizu, H., Shirai, R., Shiraishi, K., Strokovsky, E. A., Sugaya, Y., Sumihama, M., Suzuki, S., Tanaka, S., Taniguchi, Y., Tokiyasu, A., Tomida, N., Tsuchikawa, Y., Ueda, T., Yamazaki, H., Yamazaki, R., Yanai, Y., Yorita, T., Yoshida, C., Yosoi, M.
We have carried out exclusive measurements for the photoproduction of an $\eta$ meson from a proton target with an egg-shaped calorimeter made of BGO crystals (BGOegg) and forward charged-particle detectors at the SPring-8 LEPS2 beamline. The differe
Externí odkaz:
http://arxiv.org/abs/2202.13688
Autor:
Muramatsu, N., Yosoi, M., Yorita, T., Ohashi, Y., Ahn, J. K., Ajimura, S., Asano, Y., Chang, W. C., Chen, J. Y., Date, S., Gogami, T., Hamano, H., Hashimoto, T., Hiraiwa, T., Hotta, T., Ishikawa, T., Kasamatsu, Y., Katsuragawa, H., Kobayakawa, R., Kohri, H., Masumoto, S., Matsumura, Y., Miyabe, M., Mizutani, K., Morino, Y., Nakano, T., Nam, T., Niiyama, M., Nozawa, Y., Ohkuma, H., Ohnishi, H., Ohta, T., Oishi, M., Ozawa, K., Ryu, S. Y., Sada, Y., Saito, H., Shibukawa, T., Shimizu, H., Shirai, R., Shoji, M., Sumihama, M., Suzuki, S., Tanaka, S., Taniuchi, Y., Tokiyasu, A. O., Tomida, N., Tsuchikawa, Y., Watanabe, K., Yoon, C. J., Yoshida, C.
We have constructed a new laser-Compton-scattering facility, called the LEPS2 beamline, at the 8-GeV electron storage ring, SPring-8. This facility provides a linearly polarized photon beam in a tagged energy range of 1.3--2.4 GeV. Thanks to a small
Externí odkaz:
http://arxiv.org/abs/2112.07832
Autor:
Hayakawa, S. H., Agari, K., Ahn, J. K., Akaishi, T., Akazawa, Y., Ashikaga, S., Bassalleck, B., Bleser, S., Ekawa, H., Endo, Y., Fujikawa, Y., Fujioka, N., Fujita, M., Goto, R., Han, Y., Hasegawa, S., Hashimoto, T., Hayakawa, T., Hayata, E., Hicks, K., Hirose, E., Hirose, M., Honda, R., Hoshino, K., Hoshino, S., Hosomi, K., Hwang, S. H., Ichikawa, Y., Ichikawa, M., Imai, K., Inaba, K., Ishikawa, Y., Ito, H., Ito, K., Jung, W. S., Kanatsuki, S., Kanauchi, H., Kasagi, A., Kawai, T., Kim, M. H., Kim, S. H., Kinbara, S., Kiuchi, R., Kobayashi, H., Kobayashi, K., Koike, T., Koshikawa, A., Lee, J. Y., Ma, T. L., Matsumoto, S. Y., Minakawa, M., Miwa, K., Moe, A. T., Moon, T. J., Moritsu, M., Nagase, Y., Nakada, Y., Nakagawa, M., Nakashima, D., Nakazawa, K., Nanamura, T., Naruki, M., Nyaw, A. N. L., Ogura, Y., Ohashi, M., Oue, K., Ozawa, S., Pochodzalla, J., Ryu, S. Y., Sako, H., Sato, S., Sato, Y., Schupp, F., Shirotori, K., Soe, M. M., Soe, M. K., Sohn, J. Y., Sugimura, H., Suzuki, K. N., Takahashi, H., Takahashi, T., Takeda, T., Tamura, H., Tanida, K., Theint, A. M. M., Tint, K. T., Toyama, Y., Ukai, M., Umezaki, E., Watabe, T., Watanabe, K., Yamamoto, T. O., Yang, S. B., Yoon, C. S., Yoshida, J., Yoshimoto, M., Zhang, D. H., Zhang, Z.
Publikováno v:
Phys. Rev. Lett. 126, 062501 (2021)
In an emulsion-counter hybrid experiment performed at J-PARC, a $\Xi^-$ absorption event was observed which decayed into twin single-$\Lambda$ hypernuclei. Kinematic calculations enabled a unique identification of the reaction process as $\Xi^{-} + ^
Externí odkaz:
http://arxiv.org/abs/2010.14317
Autor:
Tomida, N., Muramatsu, N., Niiyama, M., Ahn, J. K., Chang, W. C., Chen, J. Y., Chu, M. L., Daté, S., Gogami, T., Goto, H., Hamano, H., Hashimoto, T., He, Q. H., Hicks, K., Hiraiwa, T., Honda, Y., Hotta, T., Ikuno, H., Inoue, Y., Ishikawa, T., Jaegle, I., Jo, J. M., Kasamatsu, Y., Katsuragawa, H., Kido, S., Kon, Y., Maruyama, T., Masumoto, S., Matsumura, Y., Miyabe, M., Mizutani, K., Nagahiro, H., Nakamura, T., Nakano, T., Nam, T., Ngan, T. N. T., Nozawa, Y., Ohashi, Y., Ohnishi, H., Ohta, T., Ozawa, K., Rangacharyulu, C., Ryu, S. Y., Sada, Y., Sasagawa, M., Shibukawa, T., Shimizu, H., Shirai, R., Shiraishi, K., Strokovsky, E. A., Sugaya, Y., Sumihama, M., Suzuki, S., Tanaka, S., Tokiyasu, A., Tsuchikawa, Y., Ueda, T., Yamazaki, H., Yamazaki, R., Yanai, Y., Yorita, T., Yoshida, C., Yosoi, M.
Publikováno v:
Phys. Rev. Lett. 124, 202501 (2020)
We measured missing mass spectrum of the $^{12}{\rm C}(\gamma,p)$ reaction for the first time in coincidence with potential decay products from $\eta'$ bound nuclei. We tagged an ($\eta+p$) pair associated with the $\eta'N\to\eta N$ process in a nucl
Externí odkaz:
http://arxiv.org/abs/2005.03449
Autor:
Ekawa, H., Agari, K., Ahn, J. K., Akaishi, T., Akazawa, Y., Ashikaga, S., Bassalleck, B., Bleser, S., Endo, Y., Fujikawa, Y., Fujioka, N., Fujita, M., Goto, R., Han, Y., Hasegawa, S., Hashimoto, T., Hayakawa, S. H., Hayakawa, T., Hayata, E., Hicks, K., Hirose, E., Hirose, M., Honda, R., Hoshino, K., Hoshino, S., Hosomi, K., Hwang, S. H., Ichikawa, Y., Ichikawa, M., Ieiri, M., Imai, K., Inaba, K., Ishikawa, Y., Iskendir, A., Ito, H., Ito, K., Jung, W. S., Kanatsuki, S., Kanauchi, H., Kasagi, A., Kawai, T., Kim, M. H., Kim, S. H., Kinbara, S., Kiuchi, R., Kobayashi, H., Kobayashi, K., Koike, T., Koshikawa, A., Lee, J. Y., Lee, J. W., Ma, T. L., Matsumoto, S. Y., Minakawa, M., Miwa, K., Moe, A. T., Moon, T. J., Moritsu, M., Nagase, Y., Nakada, Y., Nakagawa, M., Nakashima, D., Nakazawa, K., Nanamura, T., Naruki, M., Nyaw, A. N. L., Ogura, Y., Ohashi, M., Oue, K., Ozawa, S., Pochodzalla, J., Ryu, S. Y., Sako, H., Sasaki, Y., Sato, S., Sato, Y., Schupp, F., Shirotori, K., Soe, M. M., Soe, M. K., Sohn, J. Y., Sugimura, H., Suzuki, K. N., Takahashi, H., Takahashi, T., Takahashi, Y., Takeda, T., Tamura, H., Tanida, K., Theint, A. M. M., Tint, K. T., Toyama, Y., Ukai, M., Umezaki, E., Watabe, T., Watanabe, K., Yamamoto, T. O., Yang, S. B., Yoon, C. S., Yoshida, J., Yoshimoto, M., Zhang, D. H., Zhang, Z.
Publikováno v:
Prog. Theor. Exp. Phys. 2019, 021D02 (2019)
A double-$\Lambda$ hypernucleus, ${}_{\Lambda\Lambda}\mathrm{Be}$, was observed by the J-PARC E07 collaboration in nuclear emulsions tagged by the $(K^{-},K^{+})$ reaction. This event was interpreted as a production and decay of $ {}_{\Lambda\Lambda}
Externí odkaz:
http://arxiv.org/abs/1811.07726
Autor:
Shiu, S. H., Kohri, H., Chang, W. C., Ahn, D. S., Ahn, J. K., Chen, J. Y., Date, S., Ejiri, H., Fujimura, H., Fujiwara, M., Fukui, S., Gohn, W., Hicks, K., Hotta, T., Hwang, S. H., Imai, K., Ishikawa, T., Joo, K., Kato, Y., Kon, Y., Lee, H. S., Maeda, Y., Mibe, T., Miyabe, M., Mizutani, K., Morino, Y., Muramatsu, N., Nakano, T., Nakatsugawa, Y., Niiyama, M., Noumi, H., Ohashi, Y., Ohta, T., Oka, M., Parker, J. D., Rangacharyulu, C., Ryu, S. Y., Sawada, T., Shimizu, H., Sugaya, Y., Sumihama, M., Tsunemi, T., Uchida, M., Ungaro, M., Yosoi, M.
Publikováno v:
Phys. Rev. C 97, 015208 (2018)
We report the measurement of the $\gamma p \rightarrow K^{+}\Lambda$ and $\gamma p \rightarrow K^{+}\Sigma^{0}$ reactions at SPring-8. The differential cross sections and photon-beam asymmetries are measured at forward $K^{+}$ production angles using
Externí odkaz:
http://arxiv.org/abs/1711.04996
Autor:
LEPS Collaboration, Hiraiwa, T., Yosoi, M., Niiyama, M., Morino, Y., Nakatsugawa, Y., Sumihama, M., Ahn, D. S., Ahn, J. K., Chang, W. C., Chen, J. Y., Daté, S., Fujimura, H., Fukui, S., Hicks, K., Hotta, T., Hwang, S. H., Ishikawa, T., Kato, Y., Kawai, H., Kohri, H., Kon, Y., Lin, P. J., Maeda, Y., Miyabe, M., Mizutani, K., Muramatsu, N., Nakano, T., Nozawa, Y., Ohashi, Y., Ohta, T., Oka, M., Rangacharyulu, C., Ryu, S. Y., Saito, T., Sawada, T., Shimizu, H., Strokovsky, E. A., Sugaya, Y., Suzuki, K., Tokiyasu, A. O., Tomioka, T., Tsunemi, T., Uchida, M., Yorita, T.
Publikováno v:
Phys. Rev. C 97, 035208 (2018)
The differential cross sections and decay angular distributions for coherent $\phi$-meson photoproduction from helium-4 have been measured for the first time at forward angles with linearly polarized photons in the energy range $E_{\gamma} = \text{1.
Externí odkaz:
http://arxiv.org/abs/1711.01095
Autor:
Mizutani, K., Niiyama, M., Nakano, T., Yosoi, M., Nozawa, Y., Ahn, D. S., Ahn, J. K., Chang, W. C., Chen, J. Y., Daté, S., Gohn, W., Hamano, H., Hashimoto, T., Hicks, K., Hiraiwa, T., Hotta, T., Hwang, S. H., Ishikawa, T., Joo, K., Jung, W. S., Kato, Y., Katsuragawa, H., Kim, M. H., Kim, S. H., Kohri, H., Kon, Y., Lee, H. S., Maeda, Y., Matsumura, Y., Mibe, T., Miyabe, M., Morino, Y., Muramatsu, N., Nakatsugawa, Y., Noumi, H., Ohashi, Y., Ohta, T., Oka, M., Park, J. B., Parker, J. D., Rangacharyulu, C., Ryu, S. Y., Sada, Y., Sawada, T., Shibukawa, T., Shiu, S. H., Sugaya, Y., Sumihama, M., Tanaka, S., Tokiyasu, A. O., Tomida, N., Tran, H. N., Tsunemi, T., Uchida, M., Ungaro, M., Yanai, Y.
Publikováno v:
Phys. Rev. C 96, 062201 (2017)
Differential cross sections at $t=t_{\text{min}}$ and decay asymmetries for the $\gamma p\rightarrow\phi p$ reaction have been measured using linearly polarized photons in the range 1.5 to 2.9 GeV. These cross sections were used to determine the Pome
Externí odkaz:
http://arxiv.org/abs/1710.00169