|
|
|
Nuclear physics with RI Beam Factory |
Hiroyoshi Sakurai() |
Department of Physics, University of Tokyo, 7-3-1 Hongo Bunkyo-ku, Tokyo 113-0033, Japan RIKEN Nishina Center for Accelerator-Based Science 2-1 Hirosawa Wako Saitama 351-0198, Japan |
1 |
Y. Yano, The RIKEN RI Beam Factory Project: A status report, Nucl. Instrum. Methods Phys. Res. Sect. B 261(1–2), 1009 (2007)
https://doi.org/10.1016/j.nimb.2007.04.174
|
2 |
T. Kubo, M. Ishihara, N. Inabe, H. Kumagai, I. Tanihata, et al., The RIKEN radioactive beam facility, Nucl. Instrum. Methods Phys. Res. Sect. B 70(1–4), 309 (1992)
https://doi.org/10.1016/0168-583X(92)95947-P
|
3 |
K. Morita, K. Morimoto, D. Kaji, T. Akiyama, S. Goto, et al., Experiment on the synthesis of element 113 in the reaction 209Bi(70Zn,n)278113, JPSJ 73(10), 2593 (2004)
https://doi.org/10.1143/JPSJ.73.2593
|
4 |
K. Morita, K. Morimoto, D. Kaji, T. Akiyama, S. Goto, et al., Observation of second decay chain from 278113, JPSJ 76(4), 045001 (2007)
https://doi.org/10.1143/JPSJ.76.045001
|
5 |
K. Morita, K. Morimoto, D. Kaji, H. Haba, K. Ozeki, et al., New result in the production and decay of an isotope, 278113, of the 113th element, JPSJ 81(10), 103201 (2012)
https://doi.org/10.1143/JPSJ.81.103201
|
6 |
H. Okuno, N. Fukunishi, and O. Kamigaito, Progress of RIBF accelerators, Prog. Theor. Exp. Phys. 2012, 03C002 (2012)
|
7 |
T. Kubo, D. Kameda, H. Suzuki, N. Fukuda, H. Takeda, et al., BigRIPS separator and ZeroDegree spectrometer at RIKEN RI Beam Factory, Prog. Theor. Exp. Phys. 2012, 03C003 (2012)
|
8 |
T. Ohnishi, T. Kubo, K. Kusaka, A. Yoshida, K. Yoshida, et al., Identification of new isotopes 125Pd and 126Pd produced by in-flight fission of 345 MeV/nucleon 238U: First results from the RIKEN RI Beam Factory, J. Phys. Soc. Jpn. 77(8), 083201 (2008)
https://doi.org/10.1143/JPSJ.77.083201
|
9 |
T. Motobayashi and H. Sakurai, Research with fast radioactive isotope beams at RIKEN, Prog. Theor. Exp. Phys. 2012, 03C001 (2012)
|
10 |
S. Kubono, Y. Yanagisawa, T. Teranishi, et al., New low-energy RIB separator CRIB for nuclear astrophysics, Eur. Phys. J. A 13, 217 (2002)
https://doi.org/10.1140/epja1339-36
|
11 |
Y. Hirayama, Y. Watanabe, N. Imai, et al., Off-line test of the KISS gas cell, Nucl. Instrum. Methods Phys. Res. Sect. B 317, 480 (2013)
https://doi.org/10.1016/j.nimb.2013.06.032
|
12 |
T. Nakamura, H. Sakurai, and H. Watanabe, Exotic nuclei explored at in-flight separators, Prog. Part. Nucl. Phys. 97, 53 (2017)
https://doi.org/10.1016/j.ppnp.2017.05.001
|
13 |
T. Kobayashi, N. Chiga, T. Isobe, Y. Kondo, T. Kubo, et al., SAMURAI spectrometer for RI beam experiments, Nucl. Instrum. Methods Phys. Res. Sect. B 317, 294 (2013)
https://doi.org/10.1016/j.nimb.2013.05.089
|
14 |
T. Uesaka, et al. (SHARAQ Collaboration), The SHARAQ spectrometer, Prog. Theor. Exp. Phys. 2012, 03C007 (2012)
|
15 |
A. Ozawa, T. Uesaka, and M. Wakasugi, The rare-RI ring, Prog. Theor. Exp. Phys. 2012, 03C009 (2012)
|
16 |
M. Wakasugi, T. Emoto, S. Ito, S. Wang, T. Suda, Y. Yano, K. Kurita, K. Ishii, T. Tamae, A. Kuwajima, A. Noda, T. Shiari, and H. Tongu, Electron scattering based on a novel internal target technique: SCRIT, Eur. Phys. J. A 42(3), 453 (2009)
https://doi.org/10.1140/epja/i2008-10770-7
|
17 |
T. Suda, et al., Nuclear physics at the SCRIT electron scattering facility, Prog. Theor. Exp. Phys. 2012, 03C008 (2012)
|
18 |
M. Wada, Genealogy of gas cells for low-energy RI-beam production, Nucl. Instrum. Methods Phys. Res. Sect. B 317, 450 (2013)
https://doi.org/10.1016/j.nimb.2013.08.062
|
19 |
K. Sekiguchi, H. Okamura, N. Sakamoto, H. Suzuki, M. Dozono, et al., Three nucleon force effects in intermediate-energy deuteron analyzing powers for dpelastic scattering, Phys. Rev. C 83(6), 061001 (2011)
https://doi.org/10.1103/PhysRevC.83.061001
|
20 |
K. Sekiguchi, Y. Wada, J. Miyazaki, H. Witała, M. Dozono, et al., Complete set of deuteron analyzing powers for dpelastic scattering at 250–294 MeV/nucleon and the three-nucleon force, Phys. Rev. C 89(6), 064007 (2014)
https://doi.org/10.1103/PhysRevC.89.064007
|
21 |
K. Sekiguchi, H. Witala, T. Akieda, D. Eto, H. Kon, et al., Complete set of deuteron analyzing powers from dp→ elastic scattering at 190 MeV/nucleon, Phys. Rev. C 96(6), 064001 (2017)
https://doi.org/10.1103/PhysRevC.96.064001
|
22 |
T. Ohnishi, T. Kubo, K. Kusaka, A. Yoshida, K. Yoshida, et al., Identification of 45 new neutron-rich isotopes produced by in-flight fission of a 238U Beam at 345 MeV/nucleon, J. Phys. Soc. Jpn. 79(7), 073201 (2010)
https://doi.org/10.1143/JPSJ.79.073201
|
23 |
N. Fukuda, T. Kubo, D. Kameda, N. Inabe, H. Suzuki, et al., Identification of new neutron-rich isotopes in the rare-earth region produced by 345 MeV/nucleon 238U, J. Phys. Soc. Jpn. 87(1), 014202 (2018)
https://doi.org/10.7566/JPSJ.87.014202
|
24 |
H. Suzuki, T. Kubo, N. Fukuda, N. Inabe, D. Kameda, et al., Discovery of new isotopes 81,82Mo and 85,86Ru and a determination of the particle instability of 103Sb, Phys. Rev. C 96(3), 034604 (2017)
https://doi.org/10.1103/PhysRevC.96.034604
|
25 |
O. B. Tarasov, D. S. Ahn, D. Bazin, N. Fukuda, A. Gade, et al., Discovery of 60Ca and implications for the stability of 70Ca, Phys. Rev. Lett. 121(2), 022501 (2018)
https://doi.org/10.1103/PhysRevLett.121.022501
|
26 |
D. Kameda, T. Kubo, T. Ohnishi, K. Kusaka, A. Yoshida, et al., Observation of new microsecond isomers among fission products from in-flight fission of 345 MeV/nucleon 238U, Phys. Rev. C 86(5), 054319 (2012)
https://doi.org/10.1103/PhysRevC.86.054319
|
27 |
M. Takechi, T. Ohtsubo, M. Fukuda, D. Nishimura, T. Kuboki, et al., Interaction cross sections for Ne isotopes towards the island of inversion and halo structures of 29Ne and 31Ne, Phys. Lett. B 707(3–4), 357 (2012)
https://doi.org/10.1016/j.physletb.2011.12.028
|
28 |
M. Takechi, S. Suzuki, D. Nishimura, M. Fukuda, T. Ohtsubo, et al., Evidence of halo structure in 37Mg observed via reaction cross sections and intruder orbitals beyond the island of inversion, Phys. Rev. C 90(6), 061305 (2014) (R)
https://doi.org/10.1103/PhysRevC.90.061305
|
29 |
Y. Ichikawa, H. Ueno, Y. Ishii, T. Furukawa, A. Yoshimi, et al., Production of spin-controlled rare isotope beams, Nat. Phys. 8(12), 918 (2012)
|
30 |
T. Nishi, K. Itahashi, G. P. A. Berg, H. Fujioka, N. Fukuda, et al., Spectroscopy of pionic atoms in 122Sn(d, 3He) reaction and angular dependence of the formation cross sections, Phys. Rev. Lett. 120(15), 152505 (2018)
https://doi.org/10.1103/PhysRevLett.120.152505
|
31 |
P. Doornenbal, In-beam gamma-ray spectroscopy at the RIBF, Prog. Theor. Exp. Phys. 2012, 03C004 (2012)
|
32 |
S. Takeuchi, T. Motobayashi, Y. Togano, et al., DALI2: A NaI(Tl) detector array for measurements of γrays from fast nuclei, Nucl. Instrum. Methods Phys. Res. Sect. A 763, 596 (2014)
https://doi.org/10.1016/j.nima.2014.06.087
|
33 |
P. Doornenbal, H. Scheit, N. Aoi, S. Takeuchi, K. Li, et al., Spectroscopy of Ne 32 and the “Island of Inversion”, Phys. Rev. Lett. 103(3), 032501 (2009)
https://doi.org/10.1103/PhysRevLett.103.032501
|
34 |
T. Nakamura, N. Kobayashi, Y. Kondo, Y. Satou, N. Aoi, et al., Halo Structure of the Island of Inversion Nucleus Ne 31, Phys. Rev. Lett. 103(26), 262501 (2009)
https://doi.org/10.1103/PhysRevLett.103.262501
|
35 |
P. Doornenbal, H. Scheit, N. Kobayashi, N. Aoi, S. Takeuchi, et al., Exploring the “island of inversion” by in-beam γ-ray spectroscopy of the neutron-rich sodium isotopes 31,32,33Na, Phys. Rev. C 81(4), 041305 (2010)
https://doi.org/10.1103/PhysRevC.81.041305
|
36 |
K. A. Li, Y. L. Ye, H. Scheit, P. Doornenbal, T. Satoshi, A. Nori, M. Masafumi, T. Eri, M. Tohru, S. Hiroyoshi, and D.Y. Pang, Inelastic scattering of 32Mg at 190 MeV/nucleon from a thick proton target, Chin. Phys. Lett. 29(10), 102301 (2012)
https://doi.org/10.1088/0256-307X/29/10/102301
|
37 |
S. Takeuchi, M. Matsushita, N. Aoi, P. Doornenbal, K. Li, et al., Well developed deformation in 42Si, Phys. Rev. Lett. 109(18), 182501 (2012)
https://doi.org/10.1103/PhysRevLett.109.182501
|
38 |
N. Kobayashi, T. Nakamura, J. A. Tostevin, Y. Kondo, N. Aoi, et al., One- and two-neutron removal reactions from the most neutron-rich carbon isotopes, Phys. Rev. C 86(5), 054604 (2012)
https://doi.org/10.1103/PhysRevC.86.054604
|
39 |
D. Steppenbeck, S. Takeuchi, N. Aoi, P. Doornenbal, M. Matsushita, et al., Evidence for a new nuclear “magic number” from the level structure of 54Ca, Nature 502(7470), 207 (2013)
https://doi.org/10.1038/nature12522
|
40 |
L. Audirac, A. Obertelli, P. Doornenbal, D. Mancusi, S. Takeuchi, et al., Evaporation-cost dependence in heavyion fragmentation, Phys. Rev. C 88(4), 041602 (2013)
https://doi.org/10.1103/PhysRevC.88.041602
|
41 |
P. Doornenbal, H. Scheit, S. Takeuchi, N. Aoi, K. Li, et al., In-beam γ-ray spectroscopy of 34,36,38Mg: Merging the N= 20 and N= 28 shell quenching, Phys. Rev. Lett. 111(21), 212502 (2013)
https://doi.org/10.1103/PhysRevLett.111.212502
|
42 |
H. Wang, N. Aoi, S. Takeuchi, M. Matsushita, P. Doornenbal, et al., Collectivity evolution in the neutron-rich Pd isotopes toward the N= 82 shell closure, Phys. Rev. C 88(5), 054318 (2013)
https://doi.org/10.1103/PhysRevC.88.054318
|
43 |
H. Wang, N. Aoi, S. Takeuchi, et al., Structure of 136Sn and the Z= 50 magicity, Prog. Theor. Exp. Phys. 2014, 023D02 (2014)
|
44 |
T. Nakamura, N. Kobayashi, Y. Kondo, Y. Satou, J. A. Tostevin, et al., Deformation-Driven p-Wave Halos at the Drip Line: Ne 31, Phys. Rev. Lett. 112(14), 142501 (2014)
https://doi.org/10.1103/PhysRevLett.112.142501
|
45 |
H. L. Crawford, P. Fallon, A. O. Macchiavelli, R. M. Clark, B. A. Brown, et al., Shell and shape evolution at N= 28: The 40Mg ground state, Phys. Rev. C 89(4), 041303 (2014)
https://doi.org/10.1103/PhysRevC.89.041303
|
46 |
P. Doornenbal, H. Scheit, S. Takeuchi, et al., Rotational level structure of sodium isotopes inside the “island of inversion”, Prog. Theor. Exp. Phys. 2014, 053D01 (2014)
|
47 |
N. Kobayashi, T. Nakamura, Y. Kondo, J. A. Tostevin, Y. Utsuno, et al., Observation of a p-wave one-neutron halo configuration in 37Mg, Phys. Rev. Lett. 112(24), 242501 (2014)
https://doi.org/10.1103/PhysRevLett.112.242501
|
48 |
P. Doornenbal, S. Takeuchi, N. Aoi, M. Matsushita, A. Obertelli, et al., Intermediate-energy Coulomb excitation of 104Sn: Moderate E2 strength decrease approaching 100Sn, Phys. Rev. C 90(6), 061302 (2014)
https://doi.org/10.1103/PhysRevC.90.061302
|
49 |
A. Corsi, S. Boissinot, A. Obertelli, P. Doornenbal, M. Dupuis, et al., Neutron-driven collectivity in light tin isotopes: Proton inelastic scattering from 104Sn, Phys. Lett. B 743, 451 (2015)
https://doi.org/10.1016/j.physletb.2015.03.018
|
50 |
D. Steppenbeck, S. Takeuchi, N. Aoi, P. Doornenbal, M. Matsushita, et al., Low-lying structure of 50Ar and the N= 32 subshell closure, Phys. Rev. Lett. 114(25), 252501 (2015)
https://doi.org/10.1103/PhysRevLett.114.252501
|
51 |
K. Li, Y. Ye, T. Motobayashi, H. Scheit, P. Doornenbal, S. Takeuchi, N. Aoi, M. Matsushita, E. Takeshita, D. Pang, and H. Sakurai, Relativistic Coulomb excitation in 32Mg near 200 MeV/nucleon with a thick target, Phys. Rev. C 92(1), 014608 (2015)
https://doi.org/10.1103/PhysRevC.92.014608
|
52 |
N. Kobayashi, T. Nakamura, Y. Kondo, J. A. Tostevin, N. Aoi, et al.,One-neutron removal from 29Ne: Defining the lower limits of the island of inversion, Phys. Rev. C 93(1), 014613 (2016)
https://doi.org/10.1103/PhysRevC.93.014613
|
53 |
Y. Shiga, K. Yoneda, D. Steppenbeck, N. Aoi, P. Doornenbal, et al., Investigating nuclear shell structure in the vicinity of 78Ni: Low-lying excited states in the neutronrich isotopes 80,82Zn, Phys. Rev. C 93(2), 024320 (2016)
https://doi.org/10.1103/PhysRevC.93.024320
|
54 |
P. Doornenbal, H. Scheit, S. Takeuchi, N. Aoi, K. Li, et al., Mapping the deformation in the “island of inversion”: Inelastic scattering of 30Ne and 36Mg at intermediate energies, Phys. Rev. C 93(4), 044306 (2016)
https://doi.org/10.1103/PhysRevC.93.044306
|
55 |
H. Wang, N. Aoi, S. Takeuchi, M. Matsushita, T. Motobayashi, et al., First spectroscopic information from even-even nuclei in the region “southeast” of 132Sn: Neutron-excitation dominance of the 21+ state in 132Cd, Phys. Rev. C 94(5), 051301 (2016)
https://doi.org/10.1103/PhysRevC.94.051301
|
56 |
H. N. Liu, J. Lee, P. Doornenbal, H. Scheit, S. Takeuchi, et al., Intruder configurations in the ground state of 30Ne, Phys. Lett. B 767, 58 (2017)
https://doi.org/10.1016/j.physletb.2017.01.052
|
57 |
N. Nakatsuka, H. Baba, T. Aumann, R. Avigo, S. R. Banerjee, et al., Observation of isoscalar and isovector dipole excitations in neutron-rich 20O, Phys. Lett. B 768, 387 (2017)
https://doi.org/10.1016/j.physletb.2017.03.017
|
58 |
V. Vaquero, A. Jungclaus, P. Doornenbal, K. Wimmer, A. Gargano, et al., Gamma decay of unbound neutronhole states in 133Sn, Phys. Rev. Lett. 118(20), 202502 (2017)
https://doi.org/10.1103/PhysRevLett.118.202502
|
59 |
P. Doornenbal, H. Scheit, S. Takeuchi, Y. Utsuno, N. Aoi, et al., Low-Z shore of the “island of inversion” and the reduced neutron magicity toward 28O, Phys. Rev. C 95(4), 041301 (2017)
https://doi.org/10.1103/PhysRevC.95.041301
|
60 |
S. Momiyama, P. Doornenbal, H. Scheit, S. Takeuchi, M. Niikura, et al., In-beam γ-ray spectroscopy of 35Mg via knockout reactions at intermediate energies, Phys. Rev. C 96(3), 034328 (2017)
https://doi.org/10.1103/PhysRevC.96.034328
|
61 |
A. Corsi, A. Obertelli, P. Doornenbal, F. Nowacki, H. Sagawa, et al., Spectroscopy of nuclei around 100Sn populated via two-neutron knockout reactions, Phys. Rev. C 97(4), 044321 (2018)
https://doi.org/10.1103/PhysRevC.97.044321
|
62 |
Zs. Vajta, D. Sohler, Y. Shiga, K. Yoneda, K. Sieja, et al., Proton single particle energies next to 78Ni: Spectroscopy of 77Cu via single proton knock-out reaction, Phys. Lett. B 782, 99 (2018)
https://doi.org/10.1016/j.physletb.2018.05.023
|
63 |
H. Wang, N. Aoi, S. Takeuchi, M. Matsushita, P. Doornenbal, T. Motobayashi, D. Steppenbeck, K. Yoneda, K. Kobayashi, J. Lee, H. N. Liu, Y. Kondo, R. Yokoyama, H. Sakurai, and Y. L. Ye, Observation of new isotope 131Ag via the two-step fragmentation technique, Chin. Phys. Lett. 30(4), 042501 (2013)
https://doi.org/10.1088/0256-307X/30/4/042501
|
64 |
A. Obertelli, A. Delbart, S. Anvar, L. Audirac, G. Authelet, et al., MINOS: A vertex tracker coupled to a thick liquid-hydrogen target for in-beam spectroscopy of exotic nuclei, Eur. Phys. J. A 50(1), 8 (2014)
https://doi.org/10.1140/epja/i2014-14008-y
|
65 |
C. Santamaria, C. Louchart, A. Obertelli, V. Werner, P. Doornenbal, et al., Extension of the N= 40 island of inversion towards N= 50: Spectroscopy of 66Cr, 70,72Fe, Phys. Rev. Lett. 115(19), 192501 (2015)
https://doi.org/10.1103/PhysRevLett.115.192501
|
66 |
N. Paul, A. Corsi, A. Obertelli, P. Doornenbal, G. Authelet, et al., Are there signatures of harmonic oscillator shells far from stability? First spectroscopy of 110Zr, Phys. Rev. Lett. 118(3), 032501 (2017)
https://doi.org/10.1103/PhysRevLett.118.032501
|
67 |
F. Flavigny, P. Doornenbal, A. Obertelli, J. P. Delaroche, M. Girod, et al., Shape evolution in neutronrich krypton isotopes beyond N= 60: First spectroscopy of 98,100Kr, Phys. Rev. Lett. 118(24), 242501 (2017)
https://doi.org/10.1103/PhysRevLett.118.242501
|
68 |
S. Chen, P. Doornenbal, A. Obertelli, T. R. Rodríguez, G. Authelet, et al., Low-lying structure and shape evolution in neutron-rich Se isotopes, Phys. Rev. C 95(4), 041302 (2017)
https://doi.org/10.1103/PhysRevC.95.041302
|
69 |
M. Lettmann, V. Werner, N. Pietralla, P. Doornenbal, A. Obertelli, et al., Triaxiality of neutron-rich 84,86,88Ge from low-energy nuclear spectra, Phys. Rev. C 96(1), 011301 (2017)
https://doi.org/10.1103/PhysRevC.96.011301
|
70 |
C. M. Shand, Zs. Podolyak, M. Gorska, P. Doornenbal, A. Obertelli, et al., Shell evolution beyond Z= 28 and N= 50: Spectroscopy of 81,82,83,84Zn, Phys. Lett. B 773, 492 (2017)
https://doi.org/10.1016/j.physletb.2017.09.001
|
71 |
L. Olivier, S. Franchoo, M. Niikura, Z. Vajta, D. Sohler, et al., Persistence of the Z= 28 shell gap around 78Ni: First spectroscopy of 79Cu, Phys. Rev. Lett. 119(19), 192501 (2017)
https://doi.org/10.1103/PhysRevLett.119.192501
|
72 |
M. L. Cortés, P. Doornenbal, M. Dupuis, S. M. Lenzi, F. Nowacki, et al., Inelastic scattering of neutron-rich Ni and Zn isotopes off a proton target, Phys. Rev. C 97(4), 044315 (2018)
https://doi.org/10.1103/PhysRevC.97.044315
|
73 |
E. Pollacco, D. Beaumel, P. Roussel-Chomaz, E. Atkin, P. Baron, et al., MUST2: A new generation array for direct reaction studies, Eur. Phys. J. A 25(S1), 287 (2005)
https://doi.org/10.1140/epjad/i2005-06-162-5
|
74 |
V. Lapoux, S. Boissinot, H. Otsu, H. Baba, R. J. Chen, et al., Spectroscopy of the unbound states of the dripline nucleus 24O, Prog. Theor. Phys. Suppl. 196, 111 (2012)
https://doi.org/10.1143/PTPS.196.111
|
75 |
S. Nishimura, et al., Beta-gamma spectroscopy at RIBF, Prog. Theor. Exp. Phys. 2012, 03C006 (2012)
|
76 |
S. Nishimura, Z. Li, H. Watanabe, K. Yoshinaga, T. Sumikama, et al., β-decay half-lives of very neutronrich Kr to Tc isotopes on the boundary of the r-process path: An indication of fast r-matter flow, Phys. Rev. Lett. 106(5), 052502 (2011)
https://doi.org/10.1103/PhysRevLett.106.052502
|
77 |
H. Watanabe, T. Sumikama, S. Nishimura, K. Yoshinaga, Z. Li, et al., Low-lying level structure of the neutron-rich nucleus 109Nb: A possible oblate-shape isomer, Phys. Lett. B 696(3), 186 (2011)
https://doi.org/10.1016/j.physletb.2010.12.028
|
78 |
T. Sumikama, K. Yoshinaga, H. Watanabe, S. Nishimura, Y. Miyashita, et al., Structural evolution in the neutron-rich nuclei 106Zr and 108Zr, Phys. Rev. Lett. 106(20), 202501 (2011)
https://doi.org/10.1103/PhysRevLett.106.202501
|
79 |
H. Watanabe, K. Yamaguchi, A. Odahara, T. Sumikama, S. Nishimura, et al., Development of axial asymmetry in the neutron-rich nucleus 110Mo, Phys. Lett. B 704(4), 270 (2011)
https://doi.org/10.1016/j.physletb.2011.09.050
|
80 |
P. A. Soderstrom, S. Nishimura, P. Doornenbal, G. Lorusso, T. Sumikama, et al., Installation and commissioning of EURICA – Euroball-RIKEN cluster array, Nucl. Instrum. Methods Phys. Res. Sect. B 317, 649 (2013)
https://doi.org/10.1016/j.nimb.2013.03.018
|
81 |
P. A. Söderström, G. Lorusso, H. Watanabe, S. Nishimura, P. Doornenbal, et al., Shape evolution in 116,118Ru: Triaxiality and transition between the O(6) and U(5) dynamical symmetries, Phys. Rev. C 88(2), 024301 (2013)
https://doi.org/10.1103/PhysRevC.88.024301
|
82 |
H. Watanabe, G. Lorusso, S. Nishimura, Z. Y. Xu, T. Sumikama, et al., Isomers in 128Pd and 126Pd: Evidence for a robust shell closure at the neutron magic number 82 in exotic palladium isotopes, Phys. Rev. Lett. 111(15), 152501 (2013)
https://doi.org/10.1103/PhysRevLett.111.152501
|
83 |
J. Taprogge, A. Jungclaus, H. Grawe, S. Nishimura, P. Doornenbal, et al., 1p3/2 proton-hole state in 132Sn and the shell structure along N= 82, Phys. Rev. Lett. 112(13), 132501 (2014)
https://doi.org/10.1103/PhysRevLett.112.132501
|
84 |
Z. Y.Xu, S. Nishimura, G. Lorusso, F. Browne, P. Doornenbal, et al., β-decay half-lives of 76,77Co, 79,80Ni, and 81Cu: Experimental indication of a doubly magic 78Ni, Phys. Rev. Lett. 113(3), 032505 (2014)
https://doi.org/10.1103/PhysRevLett.113.032505
|
85 |
H. Watanabe, G. Lorusso, S. Nishimura, T. Otsuka, K. Ogawa, et al., Monopole-driven shell evolution below the doubly magic nucleus 132Sn explored with the longlived isomer in 126Pd, Phys. Rev. Lett. 113(4), 042502 (2014)
https://doi.org/10.1103/PhysRevLett.113.042502
|
86 |
G. S. Simpson, G. Gey, A. Jungclaus, J. Taprogge, S. Nishimura, et al., Yrast 6+ seniority isomers of 136,138Sn, Phys. Rev. Lett. 113(13), 132502 (2014)
https://doi.org/10.1103/PhysRevLett.113.132502
|
87 |
J. Taprogge, A. Jungclaus, H. Grawe, S. Nishimura, Z. Y. Xu, et al., Identification of a millisecond isomeric state in 129Cd81 via the detection of internal conversion and Compton electrons, Phys. Lett. B 738, 223 (2014)
https://doi.org/10.1016/j.physletb.2014.09.047
|
88 |
Z. Patel, P. A. Söderström, Z. Podolyák, P. H. Regan, P. M. Walker, et al., Isomer decay spectroscopy of 164Sm and 166Gd: Midshell collectivity around N= 100, Phys. Rev. Lett. 113(26), 262502 (2014)
https://doi.org/10.1103/PhysRevLett.113.262502
|
89 |
G. Lorusso, S. Nishimura, Z. Y. Xu, A. Jungclaus, Y. Shimizu, et al., β-decay half-lives of 110 neutron-rich nuclei across the N= 82 shell gap: Implications for the mechanism and universality of the astrophysical r process, Phys. Rev. Lett. 114(19), 192501 (2015)
https://doi.org/10.1103/PhysRevLett.114.192501
|
90 |
J. Taprogge, A. Jungclaus, H. Grawe, S. Nishimura, P. Doornenbal, et al., βdecay of 129Cd and excited states in 129In, Phys. Rev. C 91(5), 054324 (2015)
https://doi.org/10.1103/PhysRevC.91.054324
|
91 |
R. Lozeva, A. Odahara, C. B. Moon, et al, New decay scheme of the 13651 Sb85 6– isomer, Phys. Rev. C 92, 024304 (2015)
https://doi.org/10.1103/PhysRevC.92.024304
|
92 |
F. Browne, A. M. Bruce, T. Sumikama, I. Nishizuka, S. Nishimura, et al., Lifetime measurements of the first 2+ states in 104,106Zr: Evolution of ground-state deformations, Phys. Lett. B 750, 448 (2015)
https://doi.org/10.1016/j.physletb.2015.09.043
|
93 |
G. Benzoni, A. I. Morales, H. Watanabe, S. Nishimura, L. Coraggio, et al., Decay properties of 68,69,70Mn: Probing collectivity up to N= 44 in Fe isotopic chain, Phys. Lett. B 751, 107 (2015)
https://doi.org/10.1016/j.physletb.2015.10.025
|
94 |
P. Lee, C. B. Moon, C. S. Lee, A. Odahara, R. Lozeva, et al., β-delayed γ-ray spectroscopy of non-yrast states in 138Te near the neutron drip line, Phys. Rev. C 92(4), 044320 (2015)
https://doi.org/10.1103/PhysRevC.92.044320
|
95 |
P. A. Söderström, S. Nishimura, Z. Y. Xu, K. Sieja, V. Werner, et al., Two-hole structure outside 78Ni: Existence of a m s isomer of 76Co and b decay into 76Ni, Phys. Rev. C 92(5), 051305 (2015) (R)
https://doi.org/10.1103/PhysRevC.92.051305
|
96 |
Z. Patel, Z. Podolyák, P. M. Walker, P. H. Regan, P. A. Söderström, et al., Decay spectroscopy of 160Sm: The Mlightest four-quasiparticle K isomer, Phys. Lett. B 753, M182 (2016)
https://doi.org/10.1016/j.physletb.2015.12.026
|
97 |
R. Lozeva, H. Naidja, F. Nowacki, J. Dudek, A. Odahara, et al., New isomer found in 14051 Sb89: Sphericity and shell evolution between N= 82 and N= 90, Phys. Rev. C 93(1), 014316 (2016)
https://doi.org/10.1103/PhysRevC.93.014316
|
98 |
A. I. Morales, G. Benzoni, H. Watanabe, S. Nishimura, F. Browne, et al., Low-lying excitations in 72Ni, Phys. Rev. C 93(3), 034328 (2016)
https://doi.org/10.1103/PhysRevC.93.034328
|
99 |
A. Jungclaus, A. Gargano, H. Grawe, J. Taprogge, S. Nishimura, et al., First observation of γ rays emitted from excited states south-east of 132Sn: The πg–19/2Äνf7/2 multiplet of 132In83, Phys. Rev. C 93(4), 041301 (2016) (R)
|
100 |
I. Čeliković, M. Lewitowicz, R. Gernhauser, R. Krücken, S. Nishimura, et al., New isotopes and proton emitters– crossing the drip line in the vicinity of 100Sn, Phys. Rev. Lett. 116(16), 162501 (2016)
https://doi.org/10.1103/PhysRevLett.116.162501
|
101 |
B. Blank, T. Goigoux, P. Ascher, M. Gerbaux, J. Giovinazzo, et al., New neutron-deficient isotopes from 78Kr fragmentation, Phys. Rev. C 93(6), 061301 (2016) (R)
|
102 |
H. Watanabe, G. X. Zhang, K. Yoshida, P. M. Walker, J. J. Liu, et al., Long-lived K isomer and enhanced γ vibration in the neutron-rich nucleus 172Dy: Collectivity beyond double midshell,Phys. Lett. B 760, 641 (2016)
https://doi.org/10.1016/j.physletb.2016.07.057
|
103 |
A. Jungclaus, H. Grawe, S. Nishimura, P. Doornenbal, G. Lorusso, et al., βdecay of semi-magic 130Cd: Revision and extension of the level scheme of 130In, Phys. Rev. C 94(2), 024303 (2016)
https://doi.org/10.1103/PhysRevC.94.024303
|
104 |
T. Goigoux, P. Ascher, B. Blank, M. Gerbaux, J. Giovinazzo, et al., Two-proton radioactivity of 67Kr, Phys. Rev. Lett. 117(16), 162501 (2016)
https://doi.org/10.1103/PhysRevLett.117.162501
|
105 |
P. A. Söderström, P. M. Walker, J. Wu, H. L. Liu, P. H. Regan, et al., K-mixing in the doubly mid-shell nuclide 170Dy and the role of vibrational degeneracy, Phys. Lett. B 762, 404 (2016)
https://doi.org/10.1016/j.physletb.2016.09.058
|
106 |
J. Taprogge, A. Jungclaus, H. Grawe, I. N. Borzov, S. Nishimura, et al., Proton-hole and core-excited states in the semi-magic nucleus 131In82, Eur. Phys. J. A 52(11), 347 (2016)
https://doi.org/10.1140/epja/i2016-16347-y
|
107 |
E. Ideguchi, G. S. Simpson, R. Yokoyama, M. Tanaka, S. Nishimura, et al., ms isomers of 158,160Nd, Phys. Rev. C 94(6), 064322 (2016)
https://doi.org/10.1103/PhysRevC.94.064322
|
108 |
A. I. Morales, G. Benzoni, H. Watanabe, Y. Tsunoda, T. Otsuka, et al., Type II shell evolution in A= 70 isobars from the N≥40 island of inversion, Phys. Lett. B 765, 328 (2017)
https://doi.org/10.1016/j.physletb.2016.12.025
|
109 |
J. Wu, S. Nishimura, G. Lorusso, P. Möller, E. Ideguchi, et al., 94 β-decay half-lives of neutron-rich 55Cs to 67Ho: Experimental feedback and evaluation of the r-process rare-earth peak formation, Phys. Rev. Lett. 118(7), 072701 (2017)
https://doi.org/10.1103/PhysRevLett.118.072701
|
110 |
P. J. Davies, H. Grawe, K. Moschner, A. Blazhev, R. Wadsworth, et al., The role of core excitations in the structure and decay of the 16+ spin-gap isomer in 96Cd, Phys. Lett. B 767, 474 (2017)
https://doi.org/10.1016/j.physletb.2017.02.013
|
111 |
B. Moon, C. B. Moon, P. A. Soderstrom, A. Odahara, R. Lozeva, et al., Nuclear structure and β-decay schemes for Te nuclides beyond N= 82, Phys. Rev. C 95(4), 044322 (2017)
https://doi.org/10.1103/PhysRevC.95.044322
|
112 |
T. Sumikama, S. Nishimura, H. Baba, F. Browne, P. Doornenbal, et al., Observation of new neutron-rich Mn, Fe, Co, Ni, and Cu isotopes in the vicinity of 78Ni, Phys. Rev. C 95(5), 051601 (2017) (R)
https://doi.org/10.1103/PhysRevC.95.051601
|
113 |
E. Sahin, F. L. Bello Garrote, Y. Tsunoda, T. Otsuka, G. de Angelis, et al., Shell evolution towards 78Ni: Lowlying states in 77Cu, Phys. Rev. Lett. 118(24), 242502 (2017)
https://doi.org/10.1103/PhysRevLett.118.242502
|
114 |
A. I. Morales, A. Algora, B. Rubio, K. Kaneko, S. Nishimura, et al., Simultaneous investigation of the T= 1 (Jπ = 0+) and T= 0 (Jπ= 9+) βdecays in 70Br,Phys. Rev. C 95(6), 064327 (2017)
https://doi.org/10.1103/PhysRevC.95.064327
|
115 |
A. Jungclaus, H. Grawe, S. Nishimura, P. Doornenbal, G. Lorusso, et al., Observation of a γ-decaying millisecond isomeric state in 128Cd80, Phys. Lett. B 772, 483 (2017)
https://doi.org/10.1016/j.physletb.2017.07.006
|
116 |
B. Moon, C. B. Moon, A. Odahara, R. Lozeva, P. A. Söderström, et al., b-decay scheme of 140Te to 140I: Suppression of Gamow–Teller transitions between the neutron h9/2 and proton h11/2 partner orbitals, Phys. Rev. C 96(1), 014325 (2017)
https://doi.org/10.1103/PhysRevC.96.014325
|
117 |
F. Browne, A. M. Bruce, T. Sumikama, I. Nishizuka, S. Nishimura, et al., K selection in the decay of the (ν5/2 [32] Ä3/2 [411]) 4– isomeric state in 102Zr, Phys. Rev. C 96(2), 024309 (2017)
https://doi.org/10.1103/PhysRevC.96.024309
|
118 |
Z. Patel, P. M. Walker, Zs. Podolyak, P. H. Regan, T. A. Berry, et al., Isomer-delayed γ-ray spectroscopy of A= 159–164 midshell nuclei and the variation of Kforbidden E1transition hindrance factors, Phys. Rev. C 96(3), 034305 (2017)
https://doi.org/10.1103/PhysRevC.96.034305
|
119 |
J. Park, R. Krucken, D. Lubos, R. Gernhäuser, M. Lewitowicz, et al., Properties of γ-decaying isomers and isomeric ratios in the 100Sn region, Phys. Rev. C 96(4), 044311 (2017)
https://doi.org/10.1103/PhysRevC.96.044311
|
120 |
H. Suzuki, L. Sinclair, P. A. Soderstrom, G. Lorusso, P. Davies, et al., Discovery of 72Rb: A nuclear sandbank beyond the proton drip line, Phys. Rev. Lett. 119(19), 192503 (2017)
https://doi.org/10.1103/PhysRevLett.119.192503
|
121 |
Y. Shimizu, T. Kubo, N. Fukuda, N. Inabe, D. Kameda, et al.,Observation of New Neutron-rich Isotopes among Fission Fragments from In-flight Fission of 345 MeV/nucleon 238U: Search for New Isotopes Conducted Concurrently with Decay Measurement Campaigns, J. Phys. Soc. Jpn. 87(1), 014203 (2018)
https://doi.org/10.7566/JPSJ.87.014203
|
122 |
R. Yokoyama, E. Ideguchi, G. S. Simpson, et al., Betagamma spectroscopy of the neutron-rich 150Ba, Prog. Theor. Exp. Phys. 2018, 041D02 (2018)
|
123 |
J. Park, R. Krucken, D. Lubos, R. Gernhäuser, M. Lewitowicz, et al., βdecays of the heaviest N= Z–1 nuclei and proton instability of 97In, Phys. Rev. C 97(5), 051301(R) (2018)
|
124 |
A. I. Morales, G. Benzoni, H. Watanabe, G. de Angelis, S. Nishimura, et al., Is seniority a partial dynamic symmetry in the first ng 9/2 shell? Phys. Lett. B 781, 706 (2018)
https://doi.org/10.1016/j.physletb.2018.04.049
|
125 |
J. L. Tain, J. Agramunt, D. S. Ahn, A. Algora, J. M. Allmond, et al., The BRIKEN Project: Extensive measurements of β-delayed neutron emitters for the astrophysical rprocess, Acta Phys. Pol. B 49(3), 417 (2018)
https://doi.org/10.5506/APhysPolB.49.417
|
126 |
H. Wang, H. Otsu, H. Sakurai, D. S. Ahn, M. Aikawa, et al., Spallation reaction study for fission products in nuclear waste: Cross section measurements for 137Cs and 90Sr on proton and deuteron, Phys. Lett. B 754, 104 (2016)
https://doi.org/10.1016/j.physletb.2015.12.078
|
127 |
H. Wang, H. Otsu, H. Sakurai, et al., Spallation reaction study for the long-lived fission product 107Pd, Prog. Theor. Exp. Phys. 2017, 021D01 (2017)
|
128 |
S. Kawase, K. Nakano, Y. Watanabe, et al., Study of proton- and deuteron-induced spallation reactions on the long-lived fission product 93Zr at 105 MeV/nucleon in inverse kinematics, Prog. Theor. Exp. Phys. 2017, 093D03 (2017)
|
129 |
Y. Kondo, T. Nakamura, R. Tanaka, R. Minakata, S. Ogoshi, et al., Nucleus 26O: A barely unbound system beyond the drip line, Phys. Rev. Lett. 116(10), 102503 (2016)
https://doi.org/10.1103/PhysRevLett.116.102503
|
130 |
Y. Togano, T. Nakamura, Y. Kondo, J. A. Tostevin, A. T. Saito, et al., Interaction cross section study of the two-neutron halo nucleus 22C, Phys. Lett. B 761, 412 (2016)
https://doi.org/10.1016/j.physletb.2016.08.062
|
131 |
J. W. Hwang, S. Kim, Y. Satou, N. A. Orr, Y. Kondo, et al., Single-neutron knockout from 20C and the structure of 19C, Phys. Lett. B 769, 503 (2017)
https://doi.org/10.1016/j.physletb.2017.04.019
|
132 |
J. Yasuda, M. Sasano, R. G. T. Zegers, et al., Inverse kinematics (p, n) reactions studies using the WINDS slow neutron detector and the SAMURAI spectrometer, Nucl. Instrum. Methods Phys. Res. Sect. B 376, 393 (2016)
https://doi.org/10.1016/j.nimb.2016.02.007
|
133 |
R. Shane, A. B. Mclntosh, T. Isobe, et al., SπRIT: A π time-projection chamber for symmetry-energy studies, Nucl. Instrum. Methods Phys. Res. Sect. A 784, 513 (2015)
https://doi.org/10.1016/j.nima.2015.01.026
|
134 |
K. Miki, H. Sakai, T. Uesaka, H. Baba, C. L. Bai, et al., Identification of the β+ isovector spin monopole Resonance via the 208Pb and 90Zr (t, 3He) Reactions at 300 MeV/u, Phys. Rev. Lett. 108(26), 262503 (2012)
https://doi.org/10.1103/PhysRevLett.108.262503
|
135 |
K. Kisamori, S. Shimoura, H. Miya, S. Michimasa, S. Ota, et al., Candidate resonant tetraneutron state populated by the 4He (8He, 8Be) reaction, Phys. Rev. Lett. 116(5), 052501 (2016)
https://doi.org/10.1103/PhysRevLett.116.052501
|
136 |
S. Noji, H. Sakai, N. Aoi, H. Baba, G. P. A. Berg, et al., Excitation of the isovector spin monopole resonance via the exothermic 90Zr (12N, 12C) reaction at 175 MeV/u, Phys. Rev. Lett. 120(17), 172501 (2018)
https://doi.org/10.1103/PhysRevLett.120.172501
|
137 |
S. Kawase, T. Uesaka, T. L. Tang, et al., Exclusive quasi-free proton knockout from oxygen isotopes at intermediate energies, Prog. Theor. Exp. Phys. 2018, 021D01 (2018)
|
138 |
S. Michimasa, M. Kobayashi, Y. Kiyokawa, S. Ota, D. S. Ahn, et al., Magic nature of neutrons in 54Ca: First mass measurements of 55–57Ca, Phys. Rev. Lett. 121(2), 022506 (2018)
https://doi.org/10.1103/PhysRevLett.121.022506
|
139 |
K. Tsukada, A. Enokizono, T. Ohnishi, K. Adachi, T. Fujita, et al., First elastic electron scattering from 132Xe at the SCRIT facility,Phys. Rev. Lett. 118(26), 262501 (2017)
https://doi.org/10.1103/PhysRevLett.118.262501
|
140 |
K. Morita, et al., RIKEN isotope separator on-line GARIS/IGISOL, Nucl. Instrum. Methods Phys. Res. Sect. B 70, 220 (1992)
https://doi.org/10.1016/0168-583X(92)95935-K
|
141 |
D. Kaji, K. Morimoto, N. Sato, et al., Gas-filled recoil ion separator GARIS-II, Nucl. Instrum. Methods Phys. Res. Sect. B 317, 311 (2013)
https://doi.org/10.1016/j.nimb.2013.05.085
|
142 |
Y. Ito, P. Schury, M. Wada, F. Arai, H. Haba, et al., First direct mass measurements of nuclides around Z= 100 with a multireflection time-of-flight mass spectrograph, Phys. Rev. Lett. 120(15), 152501 (2018)
https://doi.org/10.1103/PhysRevLett.120.152501
|
143 |
T. Otsuka, R. Fujimoto, Y. Utsuno, B. A. Brown, M. Honma, and T. Mizusaki, Magic numbers in exotic nuclei and spin-isospin properties of the NNinteraction, Phys. Rev. Lett. 87(8), 082502 (2001)
https://doi.org/10.1103/PhysRevLett.87.082502
|
|
Viewed |
|
|
|
Full text
|
|
|
|
|
Abstract
|
|
|
|
|
Cited |
|
|
|
|
|
Shared |
|
|
|
|
|
Discussed |
|
|
|
|