Zobrazeno 1 - 10
of 24
pro vyhledávání: '"Hirayama, Y."'
Autor:
Yeung, T. T., Morales, A. I., Wu, J., Liu, M., Yuan, C., Nishimura, S., Phong, V. H., Fukuda, N., Tain, J. L., Davinson, T., Rykaczewski, K. P., Yokoyama, R., Isobe, T., Niikura, M., Podolyak, Zs., Alcala, G., Algora, A., Agramunt, J., Appleton, C., Baba, H., Caballero-Folch, R., Calvino, P., Carpenter, M. P., Dillmann, I., Estrade, A., Gao, T., Griffin, C., Grzywacz, R., Hall, O., Hirayama, Y., Hue, B. M., Ideguchi, E., Kiss, G. G., Kokubun, K., Kondev, F. G., Mizuno, R., Mukai, M., Nepal, N., Nurhafiza, M. N., Ohta, S., Orrigo, S. E. A., Pallas, M., Park, J., Rodriguez-Garcia, D., Sakurai, H., Sexton, L., Shimizu, Y., Suzuki, H., Sveiczer, A., Takeda, H., Tarifeno-Saldivia, A., Tolosa-Delgado, A., Victoria, J. A., Watanabe, Y. X., Yap, J. M.
Isomer spectroscopy of heavy neutron-rich nuclei beyond the N=126 closed shell has been performed for the first time at the Radioactive Isotope Beam Factory of the RIKEN Nishina Center. New millisecond isomers have been identified at low excitation e
Externí odkaz:
http://arxiv.org/abs/2401.06428
Autor:
Cho, Y., Kim, Y. H., Choi, S., Park, J., Bae, S., Hahn, K. I., Son, Y., Navin, A., Lemasson, A., Rejmund, M., Ramos, D., Ackermann, D., Utepov, A., Fourgeres, C., Thomas, J. C., Goupil, J., Fremont, G., de France, G., Watanabe, Y. X., Hirayama, Y., Jeong, S., Niwase, T., Miyatake, H., Schury, P., Rosenbusch, M., Chae, K., Kim, C., Kim, S., Gu, G. M., Kim, M. J., John, P., Andreyev, A. N., Korten, W., Recchia, F., de Angelis, G., Vidal, R. M. Pérez, Rezynkina, K., Ha, J., Didierjean, F., Marini, P., Treasa, D., Tsekhanovich, I., Dudouet, J., Bhattacharyya, S., Mukherjee, G., Banik, R., Bhattacharya, S., Mukai, M.
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, Volume 541, August 2023, Pages 240-242
Multi-nucleon transfer reaction between 136Xe beam and 198Pt target was performed using the VAMOS++ spectrometer at GANIL to study the structure of n-rich nuclei around N=126. Unambiguous charge state identification was obtained by combining two supe
Externí odkaz:
http://arxiv.org/abs/2311.07103
Autor:
Iimura, S., Rosenbusch, M., Takamine, A., Tsunoda, Y., Wada, M., Chen, S., Hou, D. S., Xian, W., Ishiyama, H., Yan, S., Schury, P., Crawford, H., Doornenbal, P., Hirayama, Y., Ito, Y., Kimura, S., Koiwai, T., Kojima, T. M., Koura, H., Lee, J., Liu, J., Michimasa, S., Miyatake, H., Moon, J. Y., Nishimura, S., Naimi, S., Niwase, T., Odahara, A., Otsuka, T., Paschalis, S., Petri, M., Shimizu, N., Sonoda, T., Suzuki, D., Watanabe, Y. X., Wimmer, K., Wollnik, H.
The atomic masses of $^{55}$Sc, $^{56,58}$Ti, and $^{56-59}$V have been determined using the high-precision multi-reflection time-of-flight technique. The radioisotopes have been produced at RIKEN's RIBF facility and delivered to the novel designed g
Externí odkaz:
http://arxiv.org/abs/2208.06621
Autor:
Rosenbusch, M., Wada, M., Chen, S., Takamine, A., Iimura, S., Hou, D., Xian, W., Yan, S., Schury, P., Hirayama, Y., Ito, Y., Ishiyama, H., Kimura, S., Kojima, T., Lee, J., Liu, J., Michimasa, S., Miyatake, H., Mukai, M., Moon, J. Y., Nishimura, S., Naimi, S., Niwase, T., Sonoda, T., Watanabe, Y. X., Wollnik, H.
A newly assembled multi-reflection time-of-flight mass spectrograph (MRTOF-MS) at RIKEN's RIBF facility became operational for the first time in spring 2020; further modifications and performance tests using stable ions were completed in early 2021.
Externí odkaz:
http://arxiv.org/abs/2110.11507
Autor:
Watanabe, Y. X., Walker, P. M., Hirayama, Y., Mukai, M., Watanabe, H., Lane, G. J., Ahmed, M., Brunet, M., Hashimoto, T., Ishizawa, S., Kimura, S., Kondev, F. G., Litvinov, Yu. A., Miyatake, H., Moon, J. Y., Niwase, T., Oyaizu, M., Park, J. H., Podolyák, Zs., Rosenbusch, M., Schury, P., Wada, M.
Publikováno v:
Physical Review C 104, 024330 (2021)
De-excitation $\gamma $ rays associated with an isomeric state of $^{186}$Ta were investigated. The isomers were produced in multinucleon transfer reactions between a $^{136}$Xe beam and a natural W target, and were collected and separated by the KEK
Externí odkaz:
http://arxiv.org/abs/2109.12324
Autor:
Niwase, T., Wada, M., Schury, P, Brionnet, P., Chen, S. D., Hashimoto, T., Haba, H., Hirayama, Y., Hou, D. S., Iimura, S., Ishiyama, H., Ishizawa, S., Ito, Y., Kaji, D., Kimura, S., Liu, J., Miyatake, H., Moon, J. Y., Morimoto, K., Morita, K., Nagae, D., Rosenbusch, M., Takamine, A., Tanaka, T., Watanabe, Y. X., Wollnik, H., Xian, W., Ya, S. X.
The atomic masses of the isotopes $^{206,207}$Ra have been measured via decay-correlated mass spectroscopy using a multi-reflection time-of-flight mass spectrograph equipped with an $\alpha$-TOF detector. The Ra isotopes were produced as fusion-evapo
Externí odkaz:
http://arxiv.org/abs/2108.06245
Autor:
Walker, P. M., Hirayama, Y., Lane, G. J., Watanabe, H., Dracoulis, G. D., Ahmed, M., Brunet, M., Hashimoto, T., Ishizawa, S., Kondev, F. G., Litvinov, Yu. A., Miyatake, H., Moon, J. Y., Mukai, M., Niwase, T., Park, J. H., Podolyak, Zs., Rosenbusch, M., Schury, P., Wada, M., Watanabe, X. Y., Liang, W. Y., Xu, F. R.
Publikováno v:
Phys. Rev. Lett. 125 (2020) 192505
Mass-separated 187Ta in a high-spin isomeric state has been produced for the first time by multi-nucleon transfer reactions, employing an argon gas stopping cell and laser ionisation. Internal gamma rays revealed a 7.3 s isomer at 1778 keV, which dec
Externí odkaz:
http://arxiv.org/abs/2011.04284
Autor:
Ito, Y., Schury, P., Wada, M., Arai, F., Haba, H., Hirayama, Y., Ishizawa, S., Kaji, D., Kimura, S., Koura, H., MacCormick, M., Miyatake, H., Moon, J. Y., Morimoto, K., Morita, K., Mukai, M., Murray, I., Niwase, T., Okada, K., Ozawa, A., Rosenbusch, M., Takamine, A., Tanaka, T., Watanabe, Y. X., Wollnik, H., Yamaki, S.
Publikováno v:
Phys. Rev. Lett. 120, 152501 (2018)
The masses of $^{246}$Es, $^{251}$Fm and the transfermium nuclei $^{249-252}$Md, and $^{254}$No, produced by hot- and cold-fusion reactions, in the vicinity of the deformed $N=152$ neutron shell closure, have been directly measured using a multirefle
Externí odkaz:
http://arxiv.org/abs/1709.06468
Autor:
Kimura, S., Ito, Y., Kaji, D., Schury, P., Wada, M., Haba, H., Hashimoto, T., Hirayama, Y., MacCormick, M., Miyatake, H., Moon, J. Y., Morimoto, K., Mukai, M., Murray, I., Ozawa, A., Rosenbusch, M., Schatz, H., Takamine, A., Tanaka, T., Watanabe, Y. X., Wollnik, H.
High-precision mass measurements of $^{63}$Cu, $^{64-66}$Zn, $^{65}$Ga, $^{65-67}$Ge, $^{67}$As, $^{78,81}$Br, $^{80}$Rb, and $^{79}$Sr were performed utilizing a multireflection time-of-flight mass spectrograph combined with the gas-filled recoil io
Externí odkaz:
http://arxiv.org/abs/1706.00186
Autor:
Kawamura, H., Akiyama, T., Hata, M., Hirayama, Y., Ikeda, M., Ikeda, Y., Ishii, T., Kameda, D., Mitsuoka, S., Miyatake, H., Nagae, D., Nakaya, Y., Ninomiya, K., Nitta, M., Ogawa, N., Onishi, J., Seitaibashi, E., Tanaka, S., Tanuma, R., Totsuka, Y., Toyoda, T., Watanabe, Y. X., Murata, J.
Publikováno v:
Mod. Phys. Lett. A, Vol. 32, No. 10 (2017) 1750058
The Mott polarimetry for T -Violation (MTV) experiment tests time-reversal symmetry in polarized nuclear beta decay by measuring an electron's transverse polarization as a form of angular asymmetry in Mott scattering using a thin metal foil. A Mott s
Externí odkaz:
http://arxiv.org/abs/1703.02323