Research Summary

Selected Publications

• 1. 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., and Wollnik, H.
  "A new study of the N=32 and N=34 shell gap for Ti and V by the first high-precision MRTOF mass measurements at BigRIPS-SLOWRI"
  Phys. Rev. Lett. 130, 012501 (2023).
• 2. 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., Naiumi, S., Niwase, T., Sonoda, T., Watanabe, Y.X., and Wolnik, H.
  "The new MRTOF mass spectrograph following the ZeroDegree spectrometer at RIKEN's RIBF facility"
  Nucl. Instrum. Methods A 1047,167824 (2023).
• 3. Schury, P., Niwase, T., Wada, M., Brionnet, P., Chen, S., Hashimoto, T., Haba, H., Hirayama, Y., Hou, D.S., Iimura, S., Ishiyama, H., Ishizawa, S., Ito, Y., Kaji, D., Kimura, S., Koura,H., Liu, J., Miyatake, H., Moon, J.Y., Morimoto, K., Morita, K., Nagae, D., Rosenbusch, M., Takamine, A., Watanabe, Y.X., Wollnik, H., Xian, W., and Yan, S.X.
  "First high-precision direct determination of the atomic mass of a superheavy nuclide"
  Phys. Rev. C 104, L021304 (2021).
• 4. Rosenbusch, M., Wada, M., Schury, P., Ito, Y., Ishiyama, H., Ishizawa, S., Hirayama, Y., Kimura, S., Kojima, T.M., Miyatake, H., Moon, J.Y., Niwase, T., Sonoda, T., Takamine, A., Watanabe, Y.X., and Wollnik, H.
  "A new multi-reflection time-of-flight mass spectrograph for the SLOWRI facility"
  Nucl. Instrum Methods B 463, 184-188, (2020).
• 5. Sonoda, T., Katayama, I., Wada, M., Iimura, H., Sonnenschein, V., Iimura, S., Takamine, A., Rosenbusch, M., Kojima, T.M., Ahn, D.S., Fukuca, N., Kubo, T., Nishimura, S., Shimizu, Y., Suzuki, H., Takaeda, H., Tanigaki, M., Tomita, H., Yoshida, K., and Ishiyama, H.
  "Conceptural studey on parastic low-energy RI beam production with in-flight separator BigRIPS and the first stopping examination for high-energy RI beam in the paralstic gas cell"
  Prog. Theor. Exp. Phys. Vol. 2019-11, 113D02, (2019).
• 6. Sonoda, T., Iimura, H., Reponen, M., Wada, M., Katayama, I., Sonnenscheine, V., Takamatsu, T., Tomita, H. and Kojima, T.M.
  "The laser and optical system for the RIBF-PALIS experiment"
  Nucl. Instrum. and Methods A 877 118 (2018).
• 7. Takamine, A., Wada, M., Okada, K., Ito, Y., Schury, P., Arai, F., Katayama, I., Imamura, K., Ichikawa, Y., Ueno, H., Wollnik, H., and Shutessler, H.A.
  "Towards high precision measurements of nuclear g-factors for the Be isotopes"
  Nucl. Instrum. Methods B 376, 307 (2016).
• 8. Wada., M
  "Genealogy of gas cells for low-energy RI-beam production"
  Nucl. Instrm. Meth. B 317, 450 (2013).
• 9. Takamine, A., Wada, M., Okada, K., Nakamura, T., Schury, P., Sonoda, T., Lioubimov, V., Iimura, H., Yamazaki, Y., Kanai, Y., Kojima, T.M., Yoshida, A., Kubo, T., Katayama, I., Ohtani, S., Wollnik, H., and Schuessler, H.A.:
  "Isotope shift measurements of 11,9,7Be+"
  Eur. Phys. J. A. 10883-5 (2009).
• 10. Takamine, A., Wada, M., Ishida, Y., Nakamura, T., Okada, K., Yamazaki, Y., Kambara, T., Kanai, Y., Kojima, T.M., Nakai, Y., Oshima, N., Yoshida, A., Kubo, T., Ohtani, S., Noda, K., Katayama, I., Hostain, P., Varentsov, V., and Wollnik, H.:
  "Space-charge effect in the catcher gas cell of a rf ion guide"
  Rev. Sci. Instrum. 76, 103503 (2005).

Recent Research Results

• 

  Jun. 13, 2014
  Measuring a magnetic halo

• Sep. 6, 2013
  Exotic isotopes step on the scale

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