NSR Query Results
Output year order : Descending NSR database version of March 18, 2024. Search: Author = H.Ueno Found 106 matches. Showing 1 to 100. [Next]2023IS02 Phys.Rev. C 107, 024306 (2023) Y.Ishibashi, A.Gladkov, Y.Ichikawa, A.Takamine, H.Nishibata, T.Sato, H.Yamazaki, T.Abe, J.M.Daugas, T.Egami, T.Fujita, G.Georgiev, K.Imamura, T.Kawaguchi, W.Kobayashi, Y.Nakamura, A.Ozawa, M.Sanjo, N.Shimizu, D.Tominaga, L.C.Tao, K.Asahi, H.Ueno Nuclear magnetic moment of the neutron-rich nucleus 21O NUCLEAR MOMENTS 21O; measured Iβ, b(θ), β-NMR spectra; deduced g-factor, J and π of the ground state as 5/2+ based on comparison to single-particle g-factors, configuration, magnetic moment for the 5/2+ ground state. Comparison to shell-model predictions using the USD, YSOX, and SDPF-M interactions and to random phase approximation (RPA) based calculations. Measured with β-ray detected nuclear magnetic resonance (β-NMR) spectroscopy. Spin-polarized 21O beam produced in 9Be(22Ne, X), E=70 MeV/nucleon reaction, followed by separation of 21O fragments using RIPS separator at RIKEN.
doi: 10.1103/PhysRevC.107.024306
2022AH02 Phys.Rev.Lett. 129, 212502 (2022) D.S.Ahn, J.Amano, H.Baba, N.Fukuda, H.Geissel, N.Inabe, S.Ishikawa, N.Iwasa, T.Komatsubara, T.Kubo, K.Kusaka, D.J.Morrissey, T.Nakamura, M.Ohtake, H.Otsu, T.Sakakibara, H.Sato, B.M.Sherrill, Y.Shimizu, T.Sumikama, H.Suzuki, H.Takeda, O.B.Tarasov, H.Ueno, Y.Yanagisawa, K.Yoshida Discovery of 39Na NUCLEAR REACTIONS 9Be(48Ca, X)39Na/35Na/37Na/40Mg/41Al/34Ne, E=345 eV/nucleon; measured reaction products; deduced new isotope 39Na, lack of 35,36Ne, the neutron dripline nucleus of neon. RIKEN Nishina Center Radioactive Isotope Beam Factory.
doi: 10.1103/PhysRevLett.129.212502
2021KU30 Phys.Rev. C 104, 064610 (2021) A.Kubiela, H.Suzuki, O.B.Tarasov, M.Pfutzner, D.-S.Ahn, H.Baba, A.Bezbakh, A.A.Ciemny, W.Dominik, N.Fukuda, A.Giska, R.Grzywacz, Y.Ichikawa, Z.Janas, L.Janiak, G.Kaminski, K.Kawata, T.Kubo, M.Madurga, C.Mazzocchi, H.Nishibata, M.Pomorski, Y.Shimizu, N.Sokolowska, D.Suzuki, P.Szymkiewicz, A.Swiercz, M.Tajima, A.Takamine, H.Takeda, Y.Takeuchi, C.R.Thornsberry, H.Ueno, H.Yamazaki, R.Yokoyama, K.Yoshida Production of the most neutron-deficient Zn isotopes by projectile fragmentation of 78Kr NUCLEAR REACTIONS 9Be(78Kr, X)54Zn/55Zn/56Zn, E=345 MeV/nucleon; measured reaction products, production σ using BigRIPS separator at the RIBF-RIKEN facility. Comparison of measured σ for Zn isotopes in this work, and for germanium, selenium, and krypton isotopes in other studies with predictions of the EPAX3 parametrization, LISE++ abrasion-ablation model using the HFB22 mass model and the AME2020 mass tables. Relevance to production of nuclei decaying by 2p radioactivity such as 54Zn.
doi: 10.1103/PhysRevC.104.064610
2020BO04 Phys.Rev.Lett. 124, 112501 (2020) F.Boulay, G.S.Simpson, Y.Ichikawa, S.Kisyov, D.Bucurescu, A.Takamine, D.S.Ahn, K.Asahi, H.Baba, D.L.Balabanski, T.Egami, T.Fujita, N.Fukuda, C.Funayama, T.Furukawa, G.Georgiev, A.Gladkov, M.Hass, K.Imamura, N.Inabe, Y.Ishibashi, T.Kawaguchi, T.Kawamura, W.Kim, Y.Kobayashi, S.Kojima, A.Kusoglu, R.Lozeva, S.Momiyama, I.Mukul, M.Niikura, H.Nishibata, T.Nishizaka, A.Odahara, Y.Ohtomo, D.Ralet, T.Sato, Y.Shimizu, T.Sumikama, H.Suzuki, H.Takeda, L.C.Tao, Y.Togano, D.Tominaga, H.Ueno, H.Yamazaki, X.F.Yang, J.M.Daugas g Factor of the 99Zr(7/2+) Isomer: Monopole Evolution in the Shape-Coexisting Region RADIOACTIVITY 99Zr(IT) [from 9Be(238U, X), E=345 MeV/nucleon];measured decay products, Eγ, Iγ; deduced g-ray energies, J, π, level scheme, g-factor using a method of time-differential perturbed angular distribution (TDPAD), T1/2. Comparison with IBFM-1 calculations.
doi: 10.1103/PhysRevLett.124.112501
2020MU16 Phys.Rev. C 102, 054307 (2020) M.Mukai, Y.Hirayama, Y.X.Watanabe, S.Schiffmann, J.Ekman, M.Godefroid, P.Schury, Y.Kakiguchi, M.Oyaizu, M.Wada, S.C.Jeong, J.Y.Moon, J.H.Park, H.Ishiyama, S.Kimura, H.Ueno, M.Ahmed, A.Ozawa, H.Watanabe, S.Kanaya, H.Miyatake In-gas-cell laser resonance ionization spectroscopy of 196, 197, 198Ir NUCLEAR MOMENTS 196,197,198Ir; measured hyperfine structure (HFS) spectra using in-gas-cell laser resonance ionization spectroscopy at the KEK Isotope Separation System at RIBF-RIKEN facility; deduced spins for the ground states, magnetic dipole moments, mean-square charge radii, isotope shifts, β2 deformation parameters. Comparison with theoretical calculations based on the strong coupling model. Comparison with previous experimental results. Systematics of quadrupole moments, magnetic dipole moments, mean-square charge radii and β2 deformation parameters for 189,191,193,196,197,198Ir. NUCLEAR REACTIONS 198Pt(136Xe, X)196Ir/197Ir/198Ir, E=10.75 MeV/nucleon; measured extraction yields, Eβ, half-lives of the decays of 196Ir, 197Ir and 198Ir. The Ir isotopes produced in multi-nucleon transfer reaction. Comparison with previous experimental half-lives.
doi: 10.1103/PhysRevC.102.054307
2020SU23 Phys.Rev. C 102, 064615 (2020) H.Suzuki, K.Yoshida, N.Fukuda, H.Takeda, Y.Shimizu, D.S.Ahn, T.Sumikama, N.Inabe, T.Komatsubara, H.Sato, Z.Korkulu, K.Kusaka, Y.Yanagisawa, M.Ohtake, H.Ueno, T.Kubo, S.Michimasa, N.Kitamura, K.Kawata, N.Imai, O.B.Tarasov, D.Bazin, J.Nolen, W.F.Henning Experimental studies of the two-step scheme with an intense radioactive 132Sn beam for next-generation production of very neutron-rich nuclei NUCLEAR REACTIONS 9Be(132Sn, X)108Nb/109Nb/110Nb/111Nb/112Nb/111Mo/112Mo/113Mo/114Mo/115Mo/116Mo/114Tc/115Tc/116Tc/117Tc/118Tc/119Tc/115Ru/116Ru/117Ru/118Ru/119Ru/120Ru/121Ru/122Ru/123Ru/120Rh/121Rh/122Rh/123Rh/124Rh/125Rh/126Rh/117Pd/118Pd/119Pd/120Pd/121Pd/122Pd/123Pd/124Pd/125Pd/126Pd/127Pd/128Pd/129Pd/130Pd/131Pd/126Ag/127Ag/128Ag/129Ag/130Ag/129Cd/130Cd/131Cd, E=278 MeV/nucleon, [132Sn secondary beam from 9Be(238U, F), E=345 MeV/nucleon primary reaction]; measured neutron-rich reaction products, A/Q particle-identification plots, production σ in two-step mechanism of fission and fragmentation using BigRIPS separator and ZeroDegree spectrometer at RIBF-RIKEN facility. Comparison of production σ for one-step (in-flight fission or fragmentation) and two-step (ISOL followed by in-beam fragmentation) mechanisms. Comparison with experimental production σ data from GSI, and with theoretical calculations using CORFA1.0 and EPAX3.1a codes.
doi: 10.1103/PhysRevC.102.064615
2020TS03 Nature(London) 587, 66 (2020) N.Tsunoda, T.Otsuka, K.Takayanagi, N.Shimizu, T.Suzuki, Y.Utsuno, S.Yoshida, H.Ueno The impact of nuclear shape on the emergence of the neutron dripline NUCLEAR STRUCTURE 22,24,26,28,30,32,34,36Ne, 24,26,28,30,32,34,36,38,40,42Mg, 23,25,27,29,31,33,35,37Na, 19,21,23,25,27,29F; analyzed available data; calculated 2+ and 4+ energies using configuration interaction, ground-state energies, dripline, magic numbers, J, π and energy levels using nucleon-nucleon interactions, nuclear shapes. Comparison with ENSDF library, available data; deduced mechanism for the formation of the neutron dripline.
doi: 10.1038/s41586-020-2848-x
2019AH07 Phys.Rev.Lett. 123, 212501 (2019) D.S.Ahn, N.Fukuda, H.Geissel, N.Inabe, N.Iwasa, T.Kubo, K.Kusaka, D.J.Morrissey, D.Murai, T.Nakamura, M.Ohtake, H.Otsu, H.Sato, B.M.Sherrill, Y.Shimizu, H.Suzuki, H.Takeda, O.B.Tarasov, H.Ueno, Y.Yanagisawa, K.Yoshida Location of the Neutron Dripline at Fluorine and Neon NUCLEAR REACTIONS 9Be(48Ca, X)32F/33F/35Ne/36Ne/38Na, E=345 MeV/nucleon; measured reaction products; deduced σ. Comparison with the expected EPAX 2.15 and systematic yields.
doi: 10.1103/PhysRevLett.123.212501
2019IC02 Nat.Phys. 15, 321 (2019) Y.Ichikawa, H.Nishibata, Y.Tsunoda, A.Takamine, K.Imamura, T.Fujita, T.Sato, S.Momiyama, Y.Shimizu, D.S.Ahn, K.Asahi, H.Baba, D.L.Balabanski, F.Boulay, J.M.Daugas, T.Egami, N.Fukuda, C.Funayama, T.Furukawa, G.Georgiev, A.Gladkov, N.Inabe, Y.Ishibashi, T.Kawaguchi, T.Kawamura, Y.Kobayashi, S.Kojima, A.Kusoglu, I.Mukul, M.Niikura, T.Nishizaka, A.Odahara, Y.Ohtomo, T.Otsuka, D.Ralet, G.S.Simpson, T.Sumikama, H.Suzuki, H.Takeda, L.C.Tao, Y.Togano, D.Tominaga, H.Ueno, H.Yamazaki, X.F.Yang Interplay between nuclear shell evolution and shape deformation revealed by the magnetic moment of 75Cu NUCLEAR REACTIONS 27Al(76Zn, p)75Cu, E<345 MeV/nucleon; 9Be(238U, X)76Zn, E= 345 MeV/nucleon; measured reaction products, Eγ, Iγ. 75Cu; deduced γ-ray energies, J, π, nuclear magnetic moment. Comparison with theoretical calculations, systematics.
doi: 10.1038/s41567-018-0410-7
2018MU19 Nucl.Instrum.Methods Phys.Res. A884, 1 (2018) M.Mukai, Y.Hirayama, Y.X.Watanabe, P.Schury, H.S.Jung, M.Ahmed, H.Haba, H.Ishiyama, S.C.Jeong, Y.Kakiguchi, S.Kimura, J.Y.Moon, M.Oyaizu, A.Ozawa, J.H.Park, H.Ueno, M.Wada, H.Miyatake High-efficiency and low-background multi-segmented proportional gas counter for β-decay spectroscopy RADIOACTIVITY 198Ir(β-), 199Pt(IT), (β-) [from 198Pt(136Xe, X), E=9.6 MeV/nucleon]; measured decay products, Eγ, Iγ, Eβ, Iβ, β-γ-coin.; deduced T1/2 and uncertainties. Comparison with available data.
doi: 10.1016/j.nima.2017.12.013
2018TA17 Phys.Rev.Lett. 121, 022501 (2018) O.B.Tarasov, D.S.Ahn, D.Bazin, N.Fukuda, A.Gade, M.Hausmann, N.Inabe, S.Ishikawa, N.Iwasa, K.Kawata, T.Komatsubara, T.Kubo, K.Kusaka, D.J.Morrissey, M.Ohtake, H.Otsu, M.Portillo, T.Sakakibara, H.Sakurai, H.Sato, B.M.Sherrill, Y.Shimizu, A.Stolz, T.Sumikama, H.Suzuki, H.Takeda, M.Thoennessen, H.Ueno, Y.Yanagisawa, K.Yoshida Discovery of 60Ca and Implications For the Stability of 70Ca NUCLEAR REACTIONS 9Be(70Zn, X)47P/49S/52Cl/54Ar/57K/59Ca/60Ca/62Sc, E=345 MeV/nucleon; measured reaction products. 59K; deduced new isotopes discovery. Comparison with the drip-line predictions of a wide variety of mass models.
doi: 10.1103/physrevlett.121.022501
2016HE09 Phys.Rev. C 94, 034312 (2016) H.Heylen, M.De Rydt, G.Neyens, M.L.Bissell, L.Caceres, R.Chevrier, J.M.Daugas, Y.Ichikawa, Y.Ishibashi, O.Kamalou, T.J.Mertzimekis, P.Morel, J.Papuga, A.Poves, M.M.Rajabali, C.Stodel, J.C.Thomas, H.Ueno, Y.Utsuno, N.Yoshida, A.Yoshimi High-precision quadrupole moment reveals significant intruder component in 3313AL20 ground state NUCLEAR MOMENTS 31,33Al; measured β-NQR spectra, static electric quadrupole moment by β-detected nuclear quadrupole resonance (β-NQR) method at LISE-GANIL facility. Spin polarized nuclei of 33Al were produced in 9Be(36S, X), E=77 MeV/nucleon reaction. Comparison with large-scale shell model calculations using SDPF-U-MIX interaction. Discussed configurations. Systematics of quadrupole moments for 27,29,31,33Al.
doi: 10.1103/PhysRevC.94.034312
2016KU11 Phys.Rev. C 93, 054313 (2016) A.Kusoglu, G.Georgiev, C.Sotty, D.L.Balabanski, A.Goasduff, Y.Ishii, Y.Abe, K.Asahi, M.Bostan, R.Chevrier, M.Chikamori, J.M.Daugas, T.Furukawa, H.Nishibata, Y.Ichikawa, Y.Ishibashi, R.Lozeva, H.Miyatake, D.Nagae, T.Nanao, M.Niikura, T.Niwa, S.Okada, A.Ozawa, Y.Saito, H.Shirai, H.Ueno, D.T.Yordanov, N.Yoshida Magnetic moment of the 13/2+ isomeric state in 69Cu: Spin alignment in the one-nucleon removal reaction NUCLEAR MOMENTS 69Cu; measured Eγ, Iγ, γγ-, (particle)γ-coin, γ-ray yields, γ(θ), Larmor precession under external magnetic field, time-dependent perturbed angular distribution (TDPAD) method; deduced isomer half-life, magnetic moment, multipolarity, spin alignment in one-nucleon removal reaction at RIKEN facility. 69Cu beam from 9Be(70Zn, X), E=63.13 MeV/nucleon reaction using RIPS separator at RIKEN. NUCLEAR REACTIONS 9Be(70Zn, X)69Cu, E=63.13 MeV/nucleon; measured Eγ, Iγ, γγ-coin, γ(θ), isomer half-life by γ(t) using RIPS separator at RIKEN. 69Cu; deduced levels, multipolarity, g factor of a level in 69Cu, configurations. Comparison with shell-model calculations using JUN45 and jj4b interactions.
doi: 10.1103/PhysRevC.93.054313
2015IM02 Hyperfine Interactions 230, 73 (2015) K.Imamura, T.Furukawa, X.F.Yang, Y.Mitsuya, T.Fujita, M.Hayasaka, T.Kobayashi, A.Hatakeyama, H.Ueno, H.Odashima, Y.Matsuo Measurement of the hyperfine splitting of 133Cs atoms in superfluid helium NUCLEAR MOMENTS 85,87Rb, 133Cs, 197Au, 107,109Ag, 84,86Rb; measured HFS resonance spectra; deduced feasibility of hyperfine splitting and magnetic moments measurements. Comparison with available data.
doi: 10.1007/s10751-014-1102-z
2014AS03 Physics of Part.and Nuclei 45, 199 (2014) K.Asahi, Y.Ichikawa, M.Chikamori, Y.Ohtomo, E.Hikota, T.Suzuki, T.Inoue, T.Furukawa, A.Yoshimi, K.Suzuki, T.Nanao, H.Miyatake, M.Tsuchiya, N.Yoshida, H.Shirai, T.Ino, H.Ueno, Y.Matsuo, T.Fukuyama Search for electric dipole moment in 129Xe atom using a nuclear spin oscillator ATOMIC PHYSICS 129Xe; analyzed experimental sensitivity for electric dipole moment measurements.
doi: 10.1134/S1063779614010080
2014YA28 Phys.Rev. A 90, 052516 (2014) X.Yang, T.Furukawa, T.Wakui, T.Fujita, K.Imamura, Y.Mitsuya, M.Hayasaka, Y.Ichikawa, Y.Ishibashi, H.Shirai, T.Suzuki, Y.Ebara, A.Hatakeyama, M.Wada, T.Sonoda, Y.Ito, T.Kobayashi, S.Nishimura, Mizuki Kurata-Nishimura, Y.Kondo, K.-I.Yoneda, S.Kubono, Y.Ohshiro, H.Ueno, T.Shinozuka, T.Shimoda, K.Asahi, Y.Matsuo Laser-radio-frequency double-resonance spectroscopy of 84-87Rb isotopes trapped in superfluid helium NUCLEAR MOMENTS 84,85,86,87Rb; measured laser-radio-frequency double-resonance spectra; deduced nuclear spin values with reasonable accuracy.
doi: 10.1103/PhysRevA.90.052516
2013IC02 Hyperfine Interactions 220, 47 (2013) Y.Ichikawa, H.Ueno, Y.Ishii, T.Furukawa, A.Yoshimi, D.Kameda, H.Watanabe, N.Aoi, K.Asahi, D.L.Balabanski, R.Chevrier, J.M.Daugas, N.Fukuda, G.Georgiev, H.Hayashi, H.Iijima, N.Inabe, T.Inoue, M.Ishihara, T.Kubo, T.Nanao, T.Ohnishi, K.Suzuki, M.Tsuchiya, H.Takeda, M.M.Rajabali Novel method for the production of spin-aligned RI beams in projectile fragmentation reaction with the dispersion matching technique NUCLEAR REACTIONS 9Be(48Ca, X)33Al, E=345 MeV/nucleon; Al(33Al, X)32Al, E not given; measured reaction products, Eγ, Iγ; deduced spin-aligned radioactive ion beam.
doi: 10.1007/s10751-012-0682-8
2013IN03 Hyperfine Interactions 220, 59 (2013) T.Inoue, T.Furukawa, A.Yoshimi, Y.Ichikawa, M.Chikamori, Y.Ohtomo, M.Tsuchiya, N.Yoshida, H.Shirai, M.Uchida, K.Suzuki, T.Nanao, H.Miyatake, H.Ueno, Y.Matsuo, T.Fukuyama, K.Asahi Nuclear spin maser and experimental search for 129Xe atomic EDM NUCLEAR MOMENTS 129Xe; measured time-variations of the maser frequency and the cell temperature; deduced sources of systematic errors in electric dipole moment measurements.
doi: 10.1007/s10751-012-0751-z
2013UE01 Phys.Rev. C 87, 034316 (2013) H.Ueno, H.Miyatake, Y.Yamamoto, S.Tanimoto, T.Shimoda, N.Aoi, K.Asahi, E.Ideguchi, M.Ishihara, H.Izumi, T.Kishida, T.Kubo, S.Mitsuoka, Y.Mizoi, M.Notani, H.Ogawa, A.Ozawa, M.Sasaki, T.Shirakura, N.Takahashi, K.Yoneda β-delayed neutron and γ-ray spectroscopy of 17C utilizing spin-polarized 17B RADIOACTIVITY 17B(β-), (β-n), (β-2n)[spin polarized 17B beam from β-NMR technique in 93Nb(22Ne, X), E=110 MeV/nucleon reaction]; 16,17C, 17N(β-), (β-n)[from 17B decay]; 15C, 16N(β-)[from 17B decay products]; measured Eγ, Iγ, Eβ, Iβ, E(n) by TOF, I(n), β-NMR, βγ-, βγγ-, βnγ-coin at RIKEN facility. 17C; deduced levels, J, π, widths, P(0n), P(1n), P(2n), B(GT). 15,16C, 15,17N; deduced levels. No γ rays observed for delayed-3n and delayed-4n channels of 17B decay, thus P(3n), P(4n) not determined. Comparison with shell-model calculations.
doi: 10.1103/PhysRevC.87.034316
2012AD03 Phys.Rev. C 85, 024308 (2012) T.Adachi, Y.Fujita, A.D.Bacher, G.P.A.Berg, T.Black, D.De Frenne, C.C.Foster, H.Fujita, K.Fujita, K.Hatanaka, M.Honma, E.Jacobs, J.Janecke, K.Kanzaki, K.Katori, K.Nakanishi, A.Negret, T.Otsuka, L.Popescu, D.A.Roberts, Y.Sakemi, Y.Shimbara, Y.Shimizu, E.J.Stephenson, Y.Tameshige, A.Tamii, M.Uchida, H.Ueno, T.Yamanaka, M.Yosoi, K.O.Zell High-resolution study of Gamow-Teller transitions via the 54Fe(3He, t)54Co reaction NUCLEAR REACTIONS 54Fe(3He, t), E=140 MeV/nucleon; measured triton spectra, angular distributions, yields. 54Co; deduced levels, l-transfers, Gamow-Teller excitations, B(GT), B(M1)/B(GT), isospin analog states. 54Fe(p, p'), E=160 MeV; measured Ep, Ip, yields. 54Fe; deduced levels, J, π, B(M1), isospin analog states, R(GT) values. Isoscalar and Isovector orbital terms. RCNP facility. Comparison with data from 54Fe(β-), (e, e'), (p, n), and with shell model calculations.
doi: 10.1103/PhysRevC.85.024308
2012CH16 Phys.Rev.Lett. 108, 162501 (2012) R.Chevrier, J.M.Daugas, L.Gaudefroy, Y.Ichikawa, H.Ueno, M.Hass, H.Haas, S.Cottenier, N.Aoi, K.Asahi, D.L.Balabanski, N.Fukuda, T.Furukawa, G.Georgiev, H.Hayashi, H.Iijima, N.Inabe, T.Inoue, M.Ishihara, Y.Ishii, D.Kameda, T.Kubo, T.Nanao, G.Neyens, T.Ohnishi, M.M.Rajabali, K.Suzuki, H.Takeda, M.Tsuchiya, N.Vermeulen, H.Watanabe, A.Yoshimi Is the 7/21-1 Isomer State of 43S Spherical? NUCLEAR MOMENTS 43S; measured isomer deexciting Eγ, Iγ; deduced spectroscopic quadrupole moment. Comparison with SDPF-U interaction shell model calculations.
doi: 10.1103/PhysRevLett.108.162501
2012IC06 J.Phys.:Conf.Ser. 381, 012090 (2012) Y.Ichikawa, H.Ueno, Y.Ishii, T.Furukawa, A.Yoshimi, D.Kameda, H.Watanabe, N.Aoi, K.Asahi, D.L.Balabanski, R.Chevrier, J.M.Daugas, N.Fukuda, G.Georgiev, H.Hayashi, H.Iijima, N.Inabe, T.Inoue, M.Ishihara, T.Kubo, T.Nanao, T.Ohnishi, K.Suzuki, M.Tsuchiya, H.Takeda, M.M.Rajabali Production of spin-aligned RI beam via two-step fragmentation with dispersion matching
doi: 10.1088/1742-6596/381/1/012090
2012IC07 Nat.Phys. 8, 918 (2012) Y.Ichikawa, H.Ueno, Y.Ishii, T.Furukawa, A.Yoshimi, D.Kameda, H.Watanabe, N.Aoi, K.Asahi, D.L.Balabanski, R.Chevrier, J.-M.Daugas, N.Fukuda, G.Georgiev, H.Hayashi, H.Iijima, N.Inabe, T.Inoue, M.Ishihara, T.Kubo, T.Nanao, T.Ohnishi, K.Suzuki, M.Tsuchiya, H.Takeda, M.M.Rajabali Production of spin-controlled rare isotope beams
doi: 10.1038/nphys2457
2012IM01 Phys.Rev. C 85, 034313 (2012) N.Imai, Y.Hirayama, Y.X.Watanabe, T.Teranishi, T.Hashimoto, S.Hayakawa, Y.Ichikawa, H.Ishiyama, S.C.Jeong, D.Kahl, S.Kubono, H.Miyatake, H.Ueno, H.Yamaguchi, K.Yoneda, A.Yoshimi Isobaric analog resonances of the N=21 nucleus 35Si NUCLEAR REACTIONS 1H(34Si, p), [secondary 34Si from fragmentation of 63 MeV/nucleon 40Ar beam], E=5 MeV/nucleon; measured particle spectra, energy loss, cross sections of the proton elastic scattering at E(p)(cm)=2.5-5.5 MeV. 35P; deduced resonances, proton widths, total widths, spectroscopic factors; IAR of 35Si states. R-matrix analysis. 35Si; deduced levels, J, π from IAR assignment. Thick target inverse kinematics (TTIK) experiments at RIKEN facility. Comparison of 35Si levels with those in N=21 nuclei of 33Mg, 37S, 39Ar, 41Ca. Comparison with previous studies.
doi: 10.1103/PhysRevC.85.034313
2012KA36 Phys.Rev. C 86, 054319 (2012) D.Kameda, T.Kubo, T.Ohnishi, K.Kusaka, A.Yoshida, K.Yoshida, M.Ohtake, N.Fukuda, H.Takeda, K.Tanaka, N.Inabe, Y.Yanagisawa, Y.Gono, H.Watanabe, H.Otsu, H.Baba, T.Ichihara, Y.Yamaguchi, M.Takechi, S.Nishimura, H.Ueno, A.Yoshimi, H.Sakurai, T.Motobayashi, T.Nakao, Y.Mizoi, M.Matsushita, K.Ieki, N.Kobayashi, K.Tanaka, Y.Kawada, N.Tanaka, S.Deguchi, Y.Satou, Y.Kondo, T.Nakamura, K.Yoshinaga, C.Ishii, H.Yoshii, Y.Miyashita, N.Uematsu, Y.Shiraki, T.Sumikama, J.Chiba, E.Ideguchi, A.Saito, T.Yamaguchi, I.Hachiuma, T.Suzuki, T.Moriguchi, A.Ozawa, T.Ohtsubo, M.A.Famiano, H.Geissel, A.S.Nettleton, O.B.Tarasov, D.Bazin, B.M.Sherrill, S.L.Manikonda, J.A.Nolen Observation of new microsecond isomers among fission products from in-flight fission of 345 MeV/nucleon 238U NUCLEAR REACTIONS 9Be(238U, F)43S/50K/54Sc/56Sc/59Ti/60V/64Mn/67Fe/76Ni/75Cu/78Zn/82Ga/90As/92Se/93Se/ 92Br/94Br/95Br/96Br/95Kr/96Rb/97Rb/98Rb/97Sr/100Sr/101Y/106Nb/108Nb/109Nb/108Zr/109Mo/112Tc/113Tc/117Ru/119Ru/120Rh/122Rh/121Pd/124Pd/124Ag/125Ag/126Ag/125Cd/127Cd, 128Cd/130Cd/129In/130In/131In/130Sn/131Sn/132Sn/134Sn/136Sb, E=345 MeV/nucleon; measured fission fragment spectra, time of flight, energy loss, magnetic rigidity, Eγ, Iγ, γγ-coin, (fragment)γ-correlations, delayed γ spectra, isomer half-lives by γ(t) using BigRIPS separator and ZeroDegree spectrometer at RIBF, RIKEN accelerator complex. RADIOACTIVITY 43S, 50K, 54,56Sc, 59Ti, 60V, 64Mn, 67Fe, 76Ni, 75Cu, 78Zn, 82Ga, 90As, 92,93Se, 92,94,95,96Br, 95Kr, 96,97,98Rb, 97,100Sr, 101Y, 106,108,109Nb, 108Zr, 109Mo, 112,113Tc, 117,119Ru, 120,122Rh, 121,124Pd, 124,125,126Ag, 125,127,128,130Cd, 129,130,131In, 130,131,132,134Sn, 136Sb(IT)[from 9Be(238U, F), E=345 MeV/nucleon]; measured Eγ, Iγ, γγ-coin, (fragment)γ-correlations, delayed γ spectra, isomer half-lives by γ(t) using BigRIPS separator and ZeroDegree spectrometer at RIBF, RIKEN accelerator complex; deduced levels, J, π, shape isomers, multipolarity, configuration. Comparison with previous studies.
doi: 10.1103/PhysRevC.86.054319
2012SH22 Phys.Lett. B 714, 246 (2012) K.Shimada, H.Ueno, G.Neyens, K.Asahi, D.L.Balabanski, J.M.Daugas, M.Depuydt, M.De Rydt, L.Gaudefroy, S.Grevy, Y.Hasama, Y.Ichikawa, D.Kameda, P.Morel, T.Nagatomo, L.Perrot, Ch.Stodel, J.-C.Thomas, Y.Utsuno, W.Vanderheijden, N.Vermeulen, P.Vingerhoets, E.Yagi, K.Yoshida, A.Yoshimi Erosion of N = 20 shell in 33Al investigated through the ground-state electric quadrupole moment NUCLEAR MOMENTS 33Al; measured NMR spectrum; deduced ground state electric quadrupole moment. Comparison with shell model calculations.
doi: 10.1016/j.physletb.2012.07.030
2012YO03 Hyperfine Interactions 204, 133 (2012) Y.Yoshida, K.Suzuki, Y.Kobayashi, T.Nagatomo, Y.Akiyama, K.Yukihira, K.Hayakawa, H.Ueno, A.Yoshimi, D.Nagae, K.Asahi, G.Langouche 57Fe charge states in MC-Si solar cells under light illumination after GeV-implantation of 57Mn RADIOACTIVITY 57Mn(β-) [from Be(58Fe, X), E=63 MeV/nucleon]; measured decay products, Eγ, Iγ, X-rays; deduced Mossbauer spectra, impurities trapping.
doi: 10.1007/s10751-011-0424-3
2010MI30 Hyperfine Interactions 197, 143 (2010) M.Mihara, T.Izumikawa, H.Ueno, K.Matsuta, D.Nishimura, T.Nagatomo, T.Moriguchi, Y.Ito, D.Nagae, M.Fukuda, A.Yoshimi, K.Yamada, M.Takechi, Y.Ichikawa, S.Momota, Y.Hirayama, T.Ohtsubo, S.Suzuki, T.Kubo, Y.Namiki, A.Ozawa, Y.Ishibashi, H.Oishi, K.Suzuki, I.Hachiuma, K.Namihira, D.Horikawa, T.Minamisono, T.Yamaguchi, T.Kuboki, T.Suzuki, K.Satoh, Y.Kobayashi, K.Asahi, K.Matsukawa, K.Shirai Beta-NMR measurement of 58Cu in Si RADIOACTIVITY 58Cu(EC)(β+); measured polarization in magnetic field, β-NMR; deduced μ.
doi: 10.1007/s10751-010-0249-5
2010OH02 J.Phys.Soc.Jpn. 79, 073201 (2010) T.Ohnishi, T.Kubo, K.Kusaka, A.Yoshida, K.Yoshida, M.Ohtake, N.Fukuda, H.Takeda, D.Kameda, K.Tanaka, N.Inabe, Y.Yanagisawa, Y.Gono, H.Watanabe, H.Otsu, H.Baba, T.Ichihara, Y.Yamaguchi, M.Takechi, S.Nishimura, H.Ueno, A.Yoshimi, H.Sakurai, T.Motobayashi, T.Nakao, Y.Mizoi, M.Matsushita, K.Ieki, N.Kobayashi, K.Tanaka, Y.Kawada, N.Tanaka, S.Deguchi, Y.Satou, Y.Kondo, T.Nakamura, K.Yoshinaga, C.Ishii, H.Yoshii, Y.Miyashita, N.Uematsu, Y.Shiraki, T.Sumikama, J.Chiba, E.Ideguchi, A.Saito, T.Yamaguchi, I.Hachiuma, T.Suzuki, T.Moriguchi, A.Ozawa, T.Ohtsubo, M.A.Famiano, H.Geissel, A.S.Nettleton, O.B.Tarasov, D.P.Bazin, B.M.Sherrill, S.L.Manikonda, J.A.Nolen Identification of 45 New Neutron-Rich Isotopes Produced by In-Flight Fission of a 238U Beam at 345 MeV/nucleon NUCLEAR REACTIONS Be, Pb(238U, F), E=345 MeV/nucleon; measured yields of fission fragments. Z=20-56, A=52-152; measured yields. 71Mn, 73,74Fe, 76Co, 79Ni, 81,82Cu, 84,85Zn, 87Ga, 90Ge, 95Se, 98Br, 101Kr, 103Rb, 106,107Sr, 108,109Y, 111,112Zr, 114,115Nb, 115,116,117Mo, 119,120Tc, 121,122,123,124Ru, 123,124,125,126Rh, 127,128Pd, 133Cd, 138Sn, 140Sb, 143Te, 145I, 148Xe, 152Ba; measured yields and cross sections, identified new isotopes using RI beam factory at RIKEN, ΔE-TOF-Bρ method.
doi: 10.1143/JPSJ.79.073201
2009AS05 Int.J.Mod.Phys. E18, 2020 (2009) K.Asahi, K.Shimada, K.Kameda, D.Nagae, M.Uchida, K.Suzuki, T.Inoue, N.Hatakeyama, S.Kagami, Y.Hasama, H.Ueno, H.Yoshimi, T.Nagatomo, T.Sugimoto, M.Ishihara, J.Murata, H.Kawamura, K.Narita Study of neutron-rich nuclei through static electromagnetic moments
doi: 10.1142/S0218301309014214
2009DE25 Phys.Lett. B 678, 344 (2009) M.De Rydt, G.Neyens, K.Asahi, D.L.Balabanski, J.M.Daugas, M.Depuydt, L.Gaudefroy, S.Grevy, Y.Hasama, Y.Ichikawa, P.Morel, T.Nagatomo, T.Otsuka, L.Perrot, K.Shimada, C.Stodel, J.C.Thomas, H.Ueno, Y.Utsuno, W.Vanderheijden, N.Vermeulen, P.Vingerhoets, A.Yoshimi Precision measurement of the electric quadrupole moment of 31Al and determination of the effective proton charge in the sd-shell RADIOACTIVITY 31Al(β-); measured electric quadrupole coupling constant; deduced quadrupole moment, proton effective charge using two β-NQR techniques. Comparison with shell model. Quadrupole systematics in nearby nuclei discussed.
doi: 10.1016/j.physletb.2009.06.043
2009DE34 Phys.Rev. C 80, 037306 (2009) M.De Rydt, D.L.Balabanski, J.M.Daugas, P.Himpe, D.Kameda, R.Lozeva, P.Morel, L.Perrot, K.Shimada, C.Stodel, T.Sugimoto, J.C.Thomas, H.Ueno, N.Vermeulen, P.Vingerhoets, A.Yoshimi, G.Neyens g factors of 17N and 18N remeasured NUCLEAR MOMENTS 17,18N; measured g factors using β-NMR technique on spin-polarized fragment beams; deduced magnetic moments. Comparison with previous experimental results.
doi: 10.1103/PhysRevC.80.037306
2009NA03 Phys.Rev. C 79, 027301 (2009) D.Nagae, H.Ueno, D.Kameda, M.Takemura, K.Asahi, K.Takase, A.Yoshimi, T.Sugimoto, K.Shimada, T.Nagatomo, M.Uchida, T.Arai, T.Inoue, S.Kagami, N.Hatakeyama, H.Kawamura, K.Narita, J.Murata Ground-state electric quadrupole moment of 31Al NUCLEAR REACTIONS 93Nb(40Ar, X)31Al, E=95 MeV/nucleon; measured ground state electric quadrupole moment for a spin polarized 31Al beam using β-NQR spectroscopy. NUCLEAR MOMENTS 31Al; measured ground state electric quadrupole moments using the β-NQR method.
doi: 10.1103/PhysRevC.79.027301
2009NA41 Eur.Phys.J. A 42, 383 (2009) T.Nagatomo, K.Shimada, K.Asahi, D.L.Balabanski, J.M.Daugas, M.Depuydt, M.De Rydt, L.Gaudefroy, S.Grevy, Y.Hasama, Y.Ichikawa, D.Kameda, P.Morel, L.Perrot, C.Stodel, J.C.Thomas, W.Vanderheijden, N.Vermeulen, P.Vingerhoets, A.Yoshimi, G.Neyens, H.Ueno Electric quadrupole moment of the neutron-rich 33Al RADIOACTIVITY 33Al(β-)[from Be(36S, X), E=77.5 MeV/nucleon]; measured β-NQR spectra from polarized 33Al nuclei. LISE spectrometer at GANIL. NUCLEAR MOMENTS 33Al; measured electric quadrupole moment by β-ray detected nuclear quadrupole resonance (β-NQR) method. Relevance to 'Island of Inversion'. Polarized 33Al nuclei.
doi: 10.1140/epja/i2009-10885-3
2009UE01 Phys.Rev. C 80, 064609 (2009) H.Ueno, T.Kawamura, T.Suzuki, H.Taneichi, T.Saito, T.Nakagawa, K.Kino, T.Nakagawa, Y.Matsuura, M.Higuchi Neutron decay from the giant resonance via the 10B(e, e'n) reaction NUCLEAR REACTIONS 10B(e, e'n), E=200 MeV; measured neutron spectra, σ, and σ(θ); deduced levels, J, π, missing energy spectrum, giant resonances. Comparison with results from (γ, n) reactions and shell model calculations.
doi: 10.1103/PhysRevC.80.064609
2008NA28 Nucl.Instrum.Methods Phys.Res. B266, 4612 (2008) D.Nagae, H.Ueno, D.Kameda, M.Takemura, K.Asahi, K.Takase, A.Yoshimi, T.Sugimoto, K.Shimada, T.Nagatomo, M.Uchida, T.Arai, T.Inoue, S.Kagami, N.Hatakeyama, J.Murata, H.Kawamura, K.Narita Electric quadrupole moment of 31Al NUCLEAR REACTIONS 93Nb(40Ar, X)31Al, E=95 MeV/nucleon; measured ground state electric quadrupole moment for a spin polarized 31Al beam using β-NQR spectroscopy using RIPS at RIKEN facility. NUCLEAR MOMENTS 31Al; measured ground state electric quadrupole moments using the β-NQR method.
doi: 10.1016/j.nimb.2008.05.111
2008ZE01 Phys.Rev. C 77, 024307 (2008) R.G.T.Zegers, E.F.Brown, H.Akimune, Sam M.Austin, A.M.van den Berg, B.A.Brown, D.A.Chamulak, Y.Fujita, M.Fujiwara, S.Gales, M.N.Harakeh, H.Hashimoto, R.Hayami, G.W.Hitt, M.Itoh, T.Kawabata, K.Kawase, M.Kinoshita, K.Nakanishi, S.Nakayama, S.Okumura, Y.Shimbara, M.Uchida, H.Ueno, T.Yamagata, M.Yosoi Gamow-Teller strength for the analog transitions to the first T = 1/2, Jπ = 3/2- states in 13C and 13N and the implications for type Ia supernovae NUCLEAR REACTIONS 13C(3He, t), E=420 MeV; measured charged particles, σ(θ); deduced B(GT), levels, J, π. 13C(p, n); deduced electron capture rates in stellar environments as a function of temperature.
doi: 10.1103/PhysRevC.77.024307
2007FU04 Phys.Rev. C 75, 034310 (2007) H.Fujita, Y.Fujita, T.Adachi, A.D.Bacher, G.P.A.Berg, T.Black, E.Caurier, C.C.Foster, H.Fujimura, K.Hara, K.Harada, K.Hatanaka, J.Janecke, J.Kamiya, Y.Kanzaki, K.Katori, T.Kawabata, K.Langanke, G.Martinez-Pinedo, T.Noro, D.A.Roberts, H.Sakaguchi, Y.Shimbara, T.Shinada, E.J.Stephenson, H.Ueno, T.Yamanaka, M.Yoshifuku, M.Yosoi Isospin structure of Jπ = 1+ states in 58Ni and 58Cu studied by 58Ni(p, p') and 58Ni(3He, t)58Cu measurements NUCLEAR REACTIONS 58Ni(p, p'), E=160 MeV; measured Ep, σ(θ=0°). 58Ni(3He, t), E=140 MeV/nucleon; measured triton spectra, σ(θ=0°). 58Ni, 58Cu deduced 1+ level energies, B(GT), isospin symmetry features. Comparison with shell model predictions.
doi: 10.1103/PhysRevC.75.034310
2007KA18 Phys.Lett. B 647, 93 (2007) D.Kameda, H.Ueno, K.Asahi, M.Takemura, A.Yoshimi, T.Haseyama, M.Uchida, K.Shimada, D.Nagae, G.Kijima, T.Arai, K.Takase, S.Suda, T.Inoue, J.Murata, H.Kawamura, Y.Kobayashi, H.Watanabe, M.Ishihara Measurement of the electric quadrupole moment of 32Al RADIOACTIVITY 32Al(β-) [from 40Ar fragmentation]; measured β-NMR spectra. 32Al deduced quadrupole moment.
doi: 10.1016/j.physletb.2007.01.063
2007KA68 Hyperfine Interactions 180, 61 (2007) D.Kameda, H.Ueno, K.Asahi, D.Nagae, M.Takemura, K.Shimada, A.Yoshimi, T.Nagatomo, T.Sugimoto, M.Uchida, T.Arai, K.Takase, S.Suda, T.Inoue, J.Murata, H.Kawamura, H.Watanabe, Y.Kobayashi, M.Ishihara Electric quadrupole moments of neutron-rich nuclei 32Al and 31Al NUCLEAR MOMENTS 32,31Al(β-); measured ground state electric quadrupole moments using the β-NQR method.
doi: 10.1007/s10751-008-9685-x
2007MI38 Prog.Theor.Phys.(Kyoto), Suppl. 168, 90 (2007) F.Miyahara, J.Kasagi, T.Nakabayashi, H.Fukasawa, R.Hashimoto, T.Ishikawa, T.Iwata, H.Kanda, T.Kinoshita, K.Maeda, K.Nawa, T.Nomura, H.Shimizu, T.Shishido, K.Suzuki, Y.Tajima, T.Takahashi, H.Ueno, H.Yamazaki, H.Y.Yoshida Narrow Resonance at Eγ = 1020 MeV in the D(γ, η)pn Reaction NUCLEAR REACTIONS 2H(γ, X), E=0.6-1.15 GeV; measured cross sections and angular distributions.
doi: 10.1143/PTPS.168.90
2007SA25 J.Radioanal.Nucl.Chem. 272, 665 (2007) W.Sato, H.Ueno, A.Taniguchi, Y.Itsuki, Y.Kasamatsu, A.Shinohara, K.Asahi, Y.Ohkubo Time-dependent quadrupole interactions for 140Ce ions implanted in highly oriented pyrolytic graphite RADIOACTIVITY 140Ce(β-); measured Eγ, Iγ, angular anisotropy for source implanted in highly oriented pyrolytic graphite. Time-differential perturbed angular correlation.
doi: 10.1007/s10967-007-0643-x
2007SH50 Hyperfine Interactions 180, 43 (2007) K.Shimada, D.Nagae, K.Asahi, T.Inoue, K.Takase, S.Kagami, N.Hatakeyama, Y.Kobayashi, H.Ueno, A.Yoshimi, D.Kameda, T.Nagatomo, T.Sugimoto, S.Kubono, H.Yamaguchi, Y.Wakabayashi, G.Amadio, S.Hayakawa, J.Murata, H.Kawamura Production of spin-polarized 17N beam using inverse-kinematics low-energy transfer reactions
doi: 10.1007/s10751-008-9626-8
2007UE02 Eur.Phys.J. Special Topics 150, 185 (2007) H.Ueno, D.Kameda, D.Nagae, M.Takemura, K.Asahi, K.Shimada, K.Takase, T.Sugimoto, T.Nagatomo, M.Uchida, T.Arai, T.Inoue, A.Yoshimi, T.Kawamura, K.Narita Nuclear moments of neutron-rich aluminum isotopes RADIOACTIVITY 30,31,32Al(β-); measured magnetic dipole and electric quadrupole moments using the β-NMR method.
doi: 10.1140/epjst/e2007-00299-y
2006CO14 Phys.Rev. C 74, 034333 (2006) A.L.Cole, H.Akimune, S.M.Austin, D.Bazin, A.M.van den Berg, G.P.A.Berg, J.Brown, I.Daito, Y.Fujita, M.Fujiwara, S.Gupta, K.Hara, M.N.Harakeh, J.Janecke, T.Kawabata, T.Nakamura, D.A.Roberts, B.M.Sherrill, M.Steiner, H.Ueno, R.G.T.Zegers Measurement of the Gamow-Teller strength distribution in 58Co via the 58Ni(t, 3He) reaction at 115 MeV/nucleon NUCLEAR REACTIONS 12C, 58Ni(t, 3He), E=115 MeV/nucleon; measured particle spectra, σ(θ). 58Co deduced Gamow-Teller strength distribution. Comparison with previous results, model predictions.
doi: 10.1103/PhysRevC.74.034333
2006KI04 Phys.Rev. C 73, 034614 (2006) K.Kino, T.Saito, T.Nakagawa, T.Tamae, I.Nishikawa, Y.Asano, H.Toda, M.Watabe, T.Nakagawa, H.Tsubota, K.Takahashi, M.Utoyama, M.Higuchi, Y.Matsuura, H.Ueno, T.Suzuki Measurement of E2-E0 strength in the isovector giant resonance (GQR-GMR) region of 28Si nuclei through the (e, e'n) reaction NUCLEAR REACTIONS 28Si(e, e'n), E=150, 198 MeV; measured En, missing energy spectra, σ(E, θ). 28Si deduced electric multipole strength distributions in giant resonance region.
doi: 10.1103/PhysRevC.73.034614
2006NA28 Phys.Rev. C 74, 035202 (2006) T.Nakabayashi, H.Fukasawa, R.Hashimoto, T.Ishikawa, T.Iwata, H.Kanda, J.Kasagi, T.Kinoshita, K.Maeda, F.Miyahara, K.Nawa, T.Nomura, H.Shimizu, T.Shishido, K.Suzuki, Y.Tajima, T.Takahashi, H.Ueno, H.Yamazaki, H.Y.Yoshida Photoproduction of η mesons off protons for Eγ ≤ 1.15 GeV NUCLEAR REACTIONS 1H(γ, X), E=0.70-1.15 MeV; measured η-meson production σ(θ), excitation function. Tagged photons, comparison with previous results and model predictions.
doi: 10.1103/PhysRevC.74.035202
2006ZE01 Phys.Rev. C 74, 024309 (2006) R.G.T.Zegers, H.Akimune, S.M.Austin, D.Bazin, A.M.van den Berg, G.P.A.Berg, B.A.Brown, J.Brown, A.L.Cole, I.Daito, Y.Fujita, M.Fujiwara, S.Gales, M.N.Harakeh, H.Hashimoto, R.Hayami, G.W.Hitt, M.E.Howard, M.Itoh, J.Janecke, T.Kawabata, K.Kawase, M.Kinoshita, T.Nakamura, K.Nakanishi, S.Nakayama, S.Okumura, W.A.Richter, D.A.Roberts, B.M.Sherrill, Y.Shimbara, M.Steiner, M.Uchida, H.Ueno, T.Yamagata, M.Yosoi The (t, 3He) and (3He, t) reactions as probes of Gamow-Teller strength NUCLEAR REACTIONS 26Mg(t, 3He), E=115 MeV/nucleon; 26Mg(3He, t), E=140 MeV/nucleon; measured σ(E, θ); deduced Gamow-Teller transition strengths. Comparison with model predictions.
doi: 10.1103/PhysRevC.74.024309
2005SA37 Phys.Rev. C 71, 064313 (2005) T.Saito, K.Yoshida, M.Oikawa, Y.Suga, K.Kino, T.Nakagawa, T.Tohei, K.Abe, H.Ueno Direct evidence of core excitation in the giant resonance through the (e, e'n) reaction NUCLEAR REACTIONS 40Ca(e, e'n), E=129 MeV; measured En, missing energy spectra, angular correlations, σ(E, θ); 12C, 28Si(e, e'n), E not given; analyzed data; deduced core excitation in giant resonance.
doi: 10.1103/PhysRevC.71.064313
2005UE01 Phys.Lett. B 615, 186 (2005) H.Ueno, D.Kameda, G.Kijima, K.Asahi, A.Yoshimi, H.Miyoshi, K.Shimada, G.Kato, D.Nagae, S.Emori, T.Haseyama, H.Watanabe, M.Tsukui Magnetic moments of 3013Al17 and 3213Al19 RADIOACTIVITY 30,32Al(β-) [from 40Ar fragmentation]; measured β-NMR spectra, T1/2; deduced μ. NUCLEAR MOMENTS 30,32Al; measured β-NMR spectra; deduced μ.
doi: 10.1016/j.physletb.2005.04.037
2005ZE04 Nucl.Phys. A758, 67c (2005) R.G.T.Zegers, A.L.Cole, H.Akimune, S.M.Austin, D.Bazin, A.M.van den Berg, G.P.A.Berg, J.Brown, I.Daito, Y.Fujita, M.Fujiwara, K.Hara, M.N.Harakeh, G.W.Hitt, M.E.Howard, J.Janecke, T.Kawabataj T.Nakamura, H.Ueno, H.Schatz, B.M.Sherrill, M.Steiner Weak interaction strengths for supernovae calculations via the (t, 3He) reaction on medium-heavy nuclei NUCLEAR REACTIONS 58Ni(t, 3He), E=112 MeV/nucleon; measured σ(E, θ); deduced Gamow-Teller strength distribution.
doi: 10.1016/j.nuclphysa.2005.05.018
2004KA22 Nucl.Phys. A734, 481 (2004) D.Kameda, K.Asahi, H.Ueno, A.Yoshimi, H.Watanabe, H.Miyoshi, K.Shimada, J.Murata, Y.Kobayashi, G.Kato, S.Emori, W.Sato, H.Ogawa Recent result from the nuclear moment measurements using a spin polarized radioactive beam RADIOACTIVITY 19N(β-) [from C(22Ne, X)]; measured β-NMR spectra from oriented nuclei; deduced ground-state g factor.
doi: 10.1016/j.nuclphysa.2004.01.090
2004KA53 Phys.Rev. C 70, 034318 (2004) T.Kawabata, H.Akimune, H.Fujimura, H.Fujita, Y.Fujita, M.Fujiwara, K.Hara, K.Y.Hara, K.Hatanaka, T.Ishikawa, M.Itoh, J.Kamiya, S.Kishi, M.Nakamura, K.Nakanishi, T.Noro, H.Sakaguchi, Y.Shimbara, H.Takeda, A.Tamii, S.Terashima, H.Toyokawa, M.Uchida, H.Ueno, T.Wakasa, Y.Yasuda, H.P.Yoshida, M.Yosoi Isovector and isoscalar spin-flip M1 strengths in 11B NUCLEAR REACTIONS 11B(3He, t), E=450 MeV; 11B, 12C(polarized d, d'), E=200 MeV; 11B(polarized p, p'), E=392 MeV; measured particle spectra, σ(E, θ), Ay(θ), other polarization observables. 11B deduced isovector and isoscalar spin-flip M1 strengths, Gamow-Teller strength distributions. Comparison with model predictions, previous results.
doi: 10.1103/PhysRevC.70.034318
2004UE01 J.Phys.Soc.Jpn. 73, 875 (2004) H.Ueno, H.Taneichi, Y.Takahashi, T.Suzuki, K.Shoda, T.Saito, T.Tsukamoto Cross Sections and Angular Distributions for the 10B(e, p) and 10B(e, d) Reactions in the Giant Resonance Region NUCLEAR REACTIONS 10Be(e, p), (e, d), E=18.5-27.0 MeV; measured deuteron and proton spectra, σ(θ). 10Be(γ, p), E* ≈ 12-29 MeV; deduced σ. 10Be deduced resonance features.
doi: 10.1143/JPSJ.73.875
2004UE03 Nucl.Phys. A738, 211 (2004) H.Ueno, K.Asahi, H.Ogawa, D.Kameda, H.Miyoshi, A.Yoshimi, H.Watanabe, K.Shimada, W.Sato, K.Yoneda, N.Imai, Y.Kobayashi, M.Ishihara, W.-D.Schmidt-Ott Measurement of nuclear moments in the region of light neutron-rich nuclei NUCLEAR MOMENTS 17C, 17,19N; measured μ. 17C deduced ground-state J, π. 11,13,15,17B; measured electric quadrupole moments.
doi: 10.1016/j.nuclphysa.2004.04.033
2004WA05 Eur.Phys.J. A 19, 163 (2004) H.Watanabe, Y.Wakabayashi, Y.Gono, T.Fukuchi, H.Ueno, W.Sato, A.Yoshimi, D.Kameda, H.Miyoshi, T.Kishida, Y.Kobayashi, T.Morikawa, S.Motomura, O.Kashiyama, K.Saito, A.Odahara, K.Asahi Lifetime of a new high-spin isomer in 150Dy NUCLEAR REACTIONS 141Pr(16O, 6np), E=165 MeV; measured Eγ, Iγ, γγ-coin, DSA. Mg(132Xe, X)150Dy, E=7 MeV/nucleon; measured prompt and delayed Eγ, Iγ, γγ-coin. 150Dy deduced high-spin levels, J, π, high-spin isomer T1/2. Recoil shadow and centroid shift techniques.
doi: 10.1140/epja/i2003-10150-y
2004WA33 Nucl.Phys. A746, 540c (2004) H.Watanabe, K.Asahi, T.Kishida, H.Ueno, W.Sato, A.Yoshimi, Y.Kobayashi, D.Kameda, H.Miyoshi, T.Fukuchi, Y.Wakabayashi, T.Sasaki, M.Kibe, N.Hokoiwa, A.Odahara, B.Cederwall, K.Lagergren, Zs.Podolyak, M.Ishihara, Y.Gono Application of the high-spin isomer beams to the secondary fusion reaction and the measurement of g-factor NUCLEAR REACTIONS 12C(145Sm, 3n), E ≈ 5.5 MeV/nucleon; measured Eγ, Iγ. Mg(132Xe, X)149mDy, E not given; measured Eγ, Iγ(θ, H, t). 149Dy deduced g factor for high-spin isomer.
doi: 10.1016/j.nuclphysa.2004.09.141
2004YO07 Nucl.Phys. A738, 519 (2004) A.Yoshimi, H.Ueno, W.Sato, H.Watanabe, Y.Kobayashi, J.Murata, H.Miyoshi, K.Shimada, K.Asahi Study on the transient field at very high velocities for the g-factor measurement of excited states in unstable nuclei NUCLEAR REACTIONS 197Au, Gd(22Ne, 22Ne'), E=4.9 MeV/nucleon; measured Eγ, Iγ(θ, H, t), (particle)γ-coin; deduced transient magnetic field strength in Gd target layer.
doi: 10.1016/j.nuclphysa.2004.04.101
2003MI01 Phys.Rev. C 67, 014306 (2003) H.Miyatake, H.Ueno, Y.Yamamoto, N.Aoi, K.Asahi, E.Ideguchi, M.Ishihara, H.Izumi, T.Kishida, T.Kishida, T.Kubo, S.Mitsuoka, Y.Mizoi, M.Notani, H.Ogawa, A.Ozawa, M.Sasaki, T.Shimoda, T.Shirakura, N.Takahashi, S.Tanimoto, K.Yoneda Spin-parity assignments in 15C* by a new method: β-delayed spectroscopy for a spin-polarized nucleus RADIOACTIVITY 15B, 17N(β-n) [from 9Be(22Ne, X)]; measured β asymmetry, β-delayed neutron spectra from spin-polarized source. 15C levels deduced J, π. β-NMR technique.
doi: 10.1103/PhysRevC.67.014306
2003OG03 Phys.Rev. C 67, 064308 (2003) H.Ogawa, K.Asahi, K.Sakai, T.Suzuki, H.Izumi, H.Miyoshi, M.Nagakura, K.Yogo, A.Goto, T.Suga, T.Honda, H.Ueno, Y.X.Watanabe, K.Yoneda, A.Yoshimi, N.Fukuda, Y.Kobayashi, A.Yoshida, T.Kubo, M.Ishihara, N.Imai, N.Aoi, W.-D.Schmidt-Ott, G.Neyens, S.Teughels Electric quadrupole moment of 17B and anomalous E2 effective charges for neutron-rich nuclei RADIOACTIVITY 17B(β-) [from 93Nb(22Ne, X)]; measured β-NMR spectra from polarized source. 17B deduced quadrupole moment. Comparison with shell-model predictions.
doi: 10.1103/PhysRevC.67.064308
2003SA04 J.Radioanal.Nucl.Chem. 255, 183 (2003) W.Sato, H.Ueno, H.Watanabe, H.Ogawa, H.Miyoshi, N.Imai, A.Yoshimi, K.Yoneda, D.Kameda, Y.Kobayashi, K.Asahi On-line TDPAC studies with the 19O beam RADIOACTIVITY 19O(β-) [from Be(22Ne, X)]; measured Eγ, Iγ(θ, H, t), γγ-coin. 19F transitions deduced angular correlation coefficients for different implantation media.
doi: 10.1023/A:1022216806445
2003WA27 Nucl.Phys. A721, 1099c (2003) T.Wakasa, G.P.A.Berg, H.Fujita, Y.Fujita, K.Hatanaka, K.Hara, M.Itoh, J.Kamiya, T.Kawabata, K.Nagayama, T.Noro, H.Sakaguchi, Y.Shimbara, Y.Shinada, H.Takeda, K.Tamura, H.Ueno, M.Uchida, M.Uraki, M.Yosoi New Capabilities of the Grand Raiden Spectrometer
doi: 10.1016/S0375-9474(03)01294-6
2003WA28 Nucl.Phys. A728, 365 (2003) H.Watanabe, H.Ueno, D.Kameda, W.Sato, A.Yoshimi, H.Miyoshi, T.Kishida, Y.Kobayashi, A.Odahara, Y.Gono, K.Asahi g-Factor of the high-spin isomer in 149Dy and a multi-quasiparticle configuration caused by the N = 82 core excitations NUCLEAR REACTIONS Mg(132Xe, xn)149Dy, E=7.0 MeV/nucleon; measured delayed Eγ, Iγ(θ, H, t). 149Dy deduced g factor of high-spin isomer. Time-differential perturbed angular distribution method, deformed independent particle model analysis.
doi: 10.1016/j.nuclphysa.2003.09.007
2002AS06 Nucl.Phys. A704, 88c (2002) K.Asahi, K.Sakai, H.Ogawa, H.Miyoshi, K.Yogo, A.Goto, T.Suga, H.Ueno, Y.Kobayashi, A.Yoshimi, A.Yoshida, T.Kubo, Y.X.Watanabe, H.Imai, K.Yoneda, N.Fukuda, N.Aoi, M.Ishihara, W.-D.Schmidt-Ott, G.Neyens, S.Teughels Electromagnetic Moments of Neutron-Rich Nuclei Measured with Polarized Radioactive Ion Beams NUCLEAR MOMENTS 15C, 17,18N; measured β-NMR spectra of oriented nuclei; deduced μ.
doi: 10.1016/S0375-9474(02)00769-8
2002FU21 Prog.Theor.Phys.(Kyoto), Suppl. 146, 473 (2002) Y.Fujita, G.P.A.Berg, A.D.Bacher, T.Black, C.C.Foster, H.Fujimura, H.Fujita, K.Hara, K.Hatanaka, J.Janecke, J.Kamiya, K.Katori, T.Kawabata, W.Lozowski, T.Noro, D.A.Roberts, Y.Shimbara, E.J.Stephenson, H.Ueno, T.Yamanaka, M.Yosoi Isospin Symmetry in the Structure Study of Unstable Nuclei NUCLEAR REACTIONS 27Al(3He, t), E=150 MeV/nucleon; 27Al(p, p'), E=160 MeV; measured triton and proton spectra, σ(θ=0°). 27Al, 27Si, 27Mg, 27P deduced analog states features.
doi: 10.1143/PTPS.146.473
2002KA32 Phys.Rev. C65, 064316 (2002) T.Kawabata, T.Ishikawa, M.Itoh, M.Nakamura, H.Sakaguchi, H.Takeda, T.Taki, M.Uchida, Y.Yasuda, M.Yosoi, H.Akimune, K.Yamasaki, G.P.A.Berg, H.Fujimura, K.Hara, K.Hatanaka, J.Kamiya, T.Noro, E.Obayashi, T.Wakasa, H.P.Yoshida, B.A.Brown, H.Fujita, Y.Fujita, Y.Shimbara, H.Ueno, M.Fujiwara, K.Hosono, A.Tamii, H.Toyokawa Polarization Transfer in the 16O(p, p') Reaction at Forward Angles and Structure of the Spin-Dipole Resonances NUCLEAR REACTIONS 16O(polarized p, p'), E=392 MeV; measured Ep, σ(E, θ), polarization transfer observables. 16O deduced levels, J, π, spin-flip and non-spin-flip strengths, resonance features. Comparison with model predictions.
doi: 10.1103/PhysRevC.65.064316
2002KI01 Phys.Rev. C65, 024604 (2002) K.Kino, T.Saito, Y.Suga, M.Oikawa, T.Nakagawa, T.Tohei, K.Abe, H.Ueno Measurement of the Angular Correlations for the 16O(e, e'n)15O Reaction in the Giant Resonance Region NUCLEAR REACTIONS 16O(e, e'n), E=129 MeV; measured missing energy spectra, σ(θ), angular correlations; deduced GDR contribution. Comparison with RPA predictions.
doi: 10.1103/PhysRevC.65.024604
2002KO15 Eur.Phys.J. A 13, 243 (2002) Y.Kobayashi, Y.Yoshida, M.K.Kubo, Y.Yamada, A.Yoshida, H.Ogawa, H.Ueno, K.Asahi In-Beam Mossbauer Study of 57Fe using a Secondary 57Mn Beam and Ion Implantation NUCLEAR REACTIONS 57Fe(γ, γ'), E=14.4 keV; measured Mossbauer spectra. Target and source implanted in Si.
doi: 10.1007/s10050-002-8750-0
2002OG02 Eur.Phys.J. A 13, 81 (2002) H.Ogawa, K.Asahi, H.Ueno, K.Sakai, H.Miyoshi, D.Kameda, T.Suzuki, H.Izumi, N.Imai, Y.X.Watanabe, K.Yoneda, N.Fukuda, H.Watanabe, A.Yoshimi, W.Sato, N.Aoi, M.Nagakura, T.Suga, K.Yogo, A.Goto, T.Honda, Y.Kobayashi, W.-D.Schmidt-Ott, G.Neyens, S.Teughels, A.Yoshida, T.Kubo, M.Ishihara Quenching of Neutron E2 Effective Charge in Neutron-Rich Nuclei and the Ground-State Spin-Parity of 17C RADIOACTIVITY 17B, 17C(β-) [from 93Nb(22Ne, X)]; measured β-NMR spectra from polarized nuclei. 17B deduced quadrupole moment. 17C deduced g-factor, ground-state J, π. Quenching of core polarization discussed.
doi: 10.1007/s10050-002-8723-3
2002OG14 Prog.Theor.Phys.(Kyoto), Suppl. 146, 607 (2002) H.Ogawa, K.Asahi, H.Ueno, H.Miyoshi, D.Kameda, N.Imai, K.Yoneda, H.Watanabe, T.Suga, K.Ohno, A.Yoshimi, W.Sato, K.Sakai, K.Yogo, Y.Kobayashi, A.Yoshida, T.Kubo, M.Ishihara Assignment of the Ground-State Spin-Parity for 17C through g-Factor Measurement RADIOACTIVITY 17C(β-) [from 93Nb(22Ne, X)]; measured β-NMR spectra from polarized nuclei. 17C deduced g-factor, ground-state J, π.
doi: 10.1143/PTPS.146.607
2001AS07 Hyperfine Interactions 136/137, 183 (2001) K.Asahi, H.Ogawa, H.Ueno, Y.Kobayashi, W.Sato, A.Yoshimi, H.Watanabe, D.Kameda, H.Miyoshi, K.Sakai, N.Imai, K.Yoneda, Y.X.Watanabe, N.Fukuda, N.Aoi, A.Yoshida, T.Kubo, M.Ishihara Nuclear Moment Studies with Polarized Radioactive Nuclear Beams RADIOACTIVITY 17C(β-) [from 93Nb(22Ne, X)]; measured β-NMR spectrum from oriented source. 17C deduced ground-state g factor.
doi: 10.1023/A:1020536116462
2001FU07 Nucl.Phys. A687, 311c (2001) Y.Fujita, T.Adachi, H.Akimune, A.D.Bacher, G.P.A.Berg, T.Black, I.Daito, C.C.Foster, H.Fujimura, H.Fujita, M.Fujiwara, K.Hara, K.Harada, M.N.Harakeh, K.Hatanaka, T.Inomata, J.Janecke, J.Kamiya, Y.Kanzaki, K.Katori, T.Kawabata, W.Lozowski, K.Nagayama, T.Noro, D.A.Roberts, H.Sakaguchi, Y.Shimbara, T.Shinada, E.J.Stephenson, A.Tamii, K.Tamura, M.Tanaka, H.Ueno, T.Wakasa, T.Yamanaka, M.Yoshifuku, M.Yosoi Isospin Symmetry-Structure Study at New High-Resolution Course of RCNP NUCLEAR REACTIONS 27Al(3He, t), E=150 MeV/nucleon; 27Al(p, p'), E=160 MeV; measured excitation energy spectra Gamow-Teller strength distributions, M1 strength distributions, resonance parameters.
doi: 10.1016/S0375-9474(01)00637-6
2001FU11 Nucl.Phys. A690, 243c (2001) Y.Fujita, T.Adachi, G.P.A.Berg, B.A.Brown, H.Ejiri, H.Fujimura, H.Fujita, M.Fujiwara, K.Hara, M.N.Harakeh, K.Hatanaka, F.Hofmann, J.Kamiya, K.Katori, T.Kawabata, S.Mizutori, P.von Neumann-Cosel, T.Noro, B.Reitz, A.Richter, Y.Shimbara, T.Shinada, H.Ueno, M.Yoshifuku, M.Yosoi Decomposition of M1 Transitions into Isoscalar and Isovector, Spin and Orbital Contributions NUCLEAR REACTIONS 24Mg, 28Si, 27Al(3He, t), E=150 MeV; analyzed B(M1), B(GT). 24Mg, 28Si, 27Al deduced orbital contributions to M1 strengths.
doi: 10.1016/S0375-9474(01)00950-2
2001KA17 Nucl.Instrum.Methods Phys.Res. A459, 171 (2001) T.Kawabata, H.Akimune, H.Fujimura, H.Fujita, Y.Fujita, M.Fujiwara, K.Hara, K.Hatanaka, K.Hosono, T.Ishikawa, M.Itoh, J.Kamiya, M.Nakamura, T.Noro, E.Obayashi, H.Sakaguchi, Y.Shimbara, H.Takeda, T.Taki, A.Tamii, H.Toyokawa, N.Tsukahara, M.Uchida, H.Ueno, T.Wakasa, K.Yamasaki, Y.Yasuda, H.P.Yoshida, M.Yosoi Thin Ice Target for 16O(p, p') Experiment NUCLEAR REACTIONS 16O(p, p'), E=392 MeV; measured proton spectra. Thin ice target.
doi: 10.1016/S0168-9002(00)00992-X
2000FU13 Phys.Rev. C62, 044314 (2000) Y.Fujita, B.A.Brown, H.Ejiri, K.Katori, S.Mizutori, H.Ueno Separation of Isoscalar, Isovector, Orbital, and Spin Contributions in M1 Transitions in Mirror Nuclei NUCLEAR STRUCTURE 27Al, 27Si; calculated transitions B(M1); deduced isovector, isoscalar, orbital, spin components. Shell model, comparisons with data.
doi: 10.1103/PhysRevC.62.044314
2000OI01 Phys.Rev.Lett. 84, 2338 (2000) M.Oikawa, T.Saito, K.Takahisa, Y.Suga, K.Kino, T.Nakagawa, T.Tohei, K.Abe, H.Ueno Out of Plane Measurements of the Decay Neutron from the Giant Resonance in the 12C(e, e'n)11C Reaction NUCLEAR REACTIONS 12C(e, e'n), E=126 MeV; measured out-of-plane σ(θ, φ), angular correlations; deduced longitudinal, transverse components.
doi: 10.1103/PhysRevLett.84.2338
1999FU01 Phys.Rev. C59, 90 (1999) Y.Fujita, H.Akimune, I.Daito, H.Fujimura, M.Fujiwara, M.N.Harakeh, T.Inomata, J.Janecke, K.Katori, A.Tamii, M.Tanaka, H.Ueno, M.Yosoi Mirror-Symmetry Structure of A = 27, T = 1/2 Nuclei Studied Through Strong, Weak, and Electromagnetic Interactions NUCLEAR REACTIONS 27Al(3He, t), E=150 MeV; measured σ(E, θ=0°). 27Si deduced levels, B(GT). NUCLEAR STRUCTURE 27Al, 27Si; compiled, analyzed B(M1), B(GT), analog level energies; deduced isoscalar, orbital terms contributions. Mirror-symmetry structure.
doi: 10.1103/PhysRevC.59.90
1999OG03 Phys.Lett. 451B, 11 (1999) H.Ogawa, K.Asahi, K.Sakai, A.Yoshimi, M.Tsuda, Y.Uchiyama, T.Suzuki, K.Suzuki, N.Kurokawa, M.Adachi, H.Izumi, H.Ueno, T.Shimoda, S.Tanimoto, N.Takahashi, W.-D.Schmidt-Ott, M.Schafer, S.Fukuda, A.Yoshida, M.Notani, T.Kubo, H.Okuno, H.Sato, N.Aoi, K.Yoneda, H.Iwasaki, N.Fukuda, N.Fukunishi, M.Ishihara, H.Miyatake Magnetic Moment and Electric Quadrupole Moment of the 18N Ground State RADIOACTIVITY 18N(β-) [from 22Ne fragmentation]; measured β-NMR. 18Ne deduced μ, quadrupole moment. NUCLEAR REACTIONS 12C(22Ne, X)18N, E=110 MeV/nucleon; measured fragment polarization.
doi: 10.1016/S0370-2693(99)00219-1
1999UE03 Phys.Lett. 465B, 67 (1999) H.Ueno, Y.Fujita, H.Fujita, T.Shinada, Y.Kanzaki, M.Yosoi, A.Tamii, K.Takahisa, F.Ihara, H.Kohri, T.Yamagata, K.Katori (6Li, 6He) Reaction at 100 MeV/Nucleon as a Probe of Spin-Excitation Strengths NUCLEAR REACTIONS 13C, 26Mg, 27Al, 58Ni(6Li, 6He), E=100 MeV/nucleon; measured excitation energy spectra, σ(θ); deduced reaction mechanism features. 26Mg, 27Al, 58Ni deduced Gamow-Teller transition strengths.
doi: 10.1016/S0370-2693(99)01078-3
1998OG04 J.Phys.(London) G24, 1399 (1998) H.Ogawa, K.Asahi, K.Sakai, A.Yoshimi, M.Tsuda, Y.Uchiyama, T.Suzuki, K.Suzuki, N.Kurokawa, M.Adachi, H.Izumi, H.Ueno, T.Shimoda, S.Tanimoto, N.Takahashi, W.-D.Schmidt-Ott, M.Schafer, S.Fukuda, A.Yoshida, M.Notani, T.Kubo, H.Okuno, H.Sato, N.Aoi, K.Yoneda, H.Iwasaki, N.Fukuda, N.Fukunishi, M.Ishihara Static Moments of the 18N Ground State RADIOACTIVITY 18N(β-) [from 22Ne primary beam fragmentation]; measured Iβ(H, t). 18N deduced ground-state Q, μ. β-NMR technique.
1998SC19 Phys.Rev. C57, 2205 (1998) M.Schafer, W.-D.Schmidt-Ott, T.Dorfler, T.Hild, T.Pfeiffer, R.Collatz, H.Geissel, M.Hellstrom, Z.Hu, H.Irnich, N.Iwasa, M.Pfutzner, E.Roeckl, M.Shibata, B.Pfeiffer, K.Asahi, H.Izumi, H.Ogawa, H.Sato, H.Ueno, H.Okuno Polarization in Fragmentation, g Factor of 35K NUCLEAR REACTIONS 9Be(40Ca, X)39Ca/35K/37K, E=500 MeV/nucleon; measured fragments beta asymmetry; deduced polarization. 35K deduced g factor. Projectile fragment separator. RADIOACTIVITY 35K(β+) [from 9Be(40Ca, X)]; measured T1/2. Projectile fragment separator.
doi: 10.1103/PhysRevC.57.2205
1998YO11 Res.Rep.Lab.Nucl.Sci., Tohoku Univ. 31, 1 (1998) K.Yoshida, T.Saito, M.Oikawa, T.Endo, K.Kino, K.Takahashi, T.Nakagawa, K.Abe, H.Ueno Study of the Giant Resonance by the 40Ca(e, e'n)39Ca Reaction NUCLEAR REACTIONS 40Ca(e, e'n), E=28-35 MeV; measured excitation energy, σ(θ).
1997FU02 Phys.Rev. C55, 1137 (1997) Y.Fujita, H.Akimune, I.Daito, M.Fujiwara, M.N.Harakeh, T.Inomata, J.Janecke, K.Katori, C.Luttge, S.Nakayama, P.von Neumann-Cosel, A.Richter, A.Tamii, M.Tanaka, H.Toyokawa, H.Ueno, M.Yosoi Isospin and Spin-Orbital Structures of J(π) = 1+ States Excited in 28Si NUCLEAR REACTIONS 28Si(3He, t), E=150 MeV/nucleon; measured spectra. 28P deduced Gamow-Teller transition strength. 28Si deduced 1+ states isospin structure. Comparisons with other reactions data.
doi: 10.1103/PhysRevC.55.1137
1996IZ01 Phys.Lett. 366B, 51 (1996) H.Izumi, K.Asahi, H.Ueno, H.Okuno, H.Sato, K.Nagata, Y.Hori, M.Adachi, N.Aoi, A.Yoshida, G.Liu, N.Fukunishi, M.Ishihara Electric Quadrupole Moments of Neutron-Rich Nuclei 14B and 15B RADIOACTIVITY 14,15B(β-) [from 93Nb(18O, X), E=64.7 MeV/nucleon]; measured β-NMR, polarized nuclei; deduced electric quadrupole moments. Shell model comparison.
doi: 10.1016/0370-2693(95)01312-1
1996IZ02 Hyperfine Interactions 97/98, 509 (1996) H.Izumi, K.Asahi, H.Ueno, H.Okuno, H.Sato, K.Nagata, Y.Hori, M.Adachi, N.Aoi, A.Yoshida, G.Liu, N.Fukunishi, M.Ishihara Measurement of Electric Quadrupole Moments of Neutron-Rich Nuclei 14B and 15B RADIOACTIVITY 12,14,15B(β-) [from 93Nb(18O, X), E=64.7 MeV/nucleon]; measured β-NMR, polarized sources. 17N, 17,14,15B deduced electric quadrupole moments. Other data input.
doi: 10.1007/BF02150193
1996LI67 High Energy Phys. and Nucl.Phys. (China) 20, 778 (1996) G.Liu, K.Asahi, H.Izumi, H.Ueno, H.Okuno, H.Sato, K.Nagata, Y.Hori, M.Adechi, N.Aoi, A.Yoshida, N.Fukunishi, M.Ishihara Measurements of Electric Quadrupole Moments of Neutron-Rich Nuclei 14B and 15B
1996TA12 Hyperfine Interactions 97/98, 469 (1996) N.Takahashi, T.Shimoda, H.Miyatake, S.Mitsuoka, Y.Mizoi, H.Kobayashi, M.Sasaki, T.Shirakura, H.Ueno, K.Asahi, S.Morinobu Freezing-Out of Nuclear Polarization in Radioactive Core Ions of Microclusters, ' Snowballs ' in Superfluid Helium NUCLEAR MOMENTS 12B(β-); measured β asymmetry; deduced source polarization related features. Spin polarized 12B introduced into superfluid helium.
doi: 10.1007/BF02150190
1996UE02 Phys.Rev. C53, 2142 (1996) H.Ueno, K.Asahi, H.Izumi, K.Nagata, H.Ogawa, A.Yoshimi, H.Sato, M.Adachi, Y.Hori, K.Mochinaga, H.Okuno, N.Aoi, M.Ishihara, A.Yoshida, G.Liu, T.Kubo, N.Fukunishi, T.Shimoda, H.Miyatake, M.Sasaki, T.Shirakura, N.Takahashi, S.Mitsuoka, W.-D.Schmidt-Ott Magnetic Moments of 17N and 17B RADIOACTIVITY 17N(β-) [from 93Nb(18O, X), E=64.7 MeV/nucleon]; 17B(β-) [from 93Nb(22Ne, X), E=94.4 MeV/nucleon]; measured NMR; deduced μ. Model comparison. NUCLEAR STRUCTURE 17N, 17B, 19F; calculated μ. 16,18O; calculated levels. Model comparison.
doi: 10.1103/PhysRevC.53.2142
1995AS05 Nucl.Phys. A588, 135c (1995) K.Asahi, H.Ueno, H.Izumi, H.Okuno, K.Nagata, H.Ogawa, Y.Hori, H.Sato, K.Mochinaga, M.Adachi, A.Yoshida, G.Liu, N.Aoi, T.Kubo, M.Ishihara, W.-D.Schmidt-Ott, T.Shimoda, H.Miyatake, S.Mitsuoka, N.Takahashi Electromagnetic Moments of Unstable Nuclei Studied with Polarized Projectile Fragments NUCLEAR REACTIONS 197Au(14N, X), E=39.4 MeV/nucleon; 197Au(15N, X), E=68, 109.6 MeV/nucleon; 93Nb(93Nb, X), E=67.3 MeV/nucleon; 27Al(15N, X), E=68 MeV/nucleon; measured ejectile yield, spin polarization spectra vs (p-p0)/p0.
doi: 10.1016/0375-9474(95)00112-E
1995OK04 Phys.Lett. 354B, 41 (1995) H.Okuno, K.Asahi, H.Ueno, H.Izumi, H.Sato, M.Adachi, T.Nakamura, T.Kubo, N.Inabe, A.Yoshida, N.Fukunishi, T.Shimoda, H.Miyatake, N.Takahashi, W.-D.Schmidt-Ott, M.Ishihara Measurement of the Magnetic Moments of 14B and 15B using Projectile Fragmentation Spin Polarization RADIOACTIVITY 12,14,15B(β-) [from 93Nb(18O, X), E=68 MeV/nucleon]; measured β NMR; deduced μ. Polarized nuclei. Model comparison.
doi: 10.1016/0370-2693(95)00630-4
1995SH22 Nucl.Phys. A588, 235c (1995) T.Shimoda, H.Miyatake, S.Mitsuoka, Y.Mizoi, H.Kobayashi, M.Sasaki, T.Shirakura, H.Ueno, H.Izumi, K.Asahi, T.Murakami, S.Morinobu, N.Takahashi Preservation of Nuclear Spin Polarization of 12B in Superfluid Helium RADIOACTIVITY 8Li(β-); 12B(β-) [from 9Be(14N, X), E=38.5 MeV/nucleon]; measured β-ray counting rates, β-NMR; deduced 12B spin polarization preservation during T1/2 duration. Source implantation into superfluid helium, ' snowball ' aggregates of He atoms.
doi: 10.1016/0375-9474(95)00145-Q
1994OK03 Phys.Lett. 335B, 29 (1994) H.Okuno, K.Asahi, H.Sato, H.Ueno, J.Kura, M.Adachi, T.Nakamura, T.Kubo, N.Inabe, A.Yoshida, T.Ichihara, Y.Kobayashi, Y.Ohkubo, M.Iwamoto, F.Ambe, T.Shimoda, H.Miyatake, N.Takahashi, J.Nakamura, D.Beaumel, D.J.Morrissey, W.-D.Schmidt-Ott, M.Ishihara Systematic Behavior of Ejectile Spin Polarization in the Projectile Fragmentation Reaction NUCLEAR REACTIONS 197Au, 93Nb, 27Al(15N, X), E=70-112 MeV/nucleon; 197Au(14N, X), E=39.4 MeV/nucleon; measured ejectile(12,13B) spin polarization; deduced role of new reaction mechanism.
doi: 10.1016/0370-2693(94)91553-9
1994UE04 Hyperfine Interactions 84, 371 (1994) H.Ueno, H.Okuno, K.Asahi, H.Sato, T.Kubo, T.Nakamura, N.Inabe, A.Yoshida, Y.Ohkubo, M.Adachi, T.Ichihara, M.Ishihara, T.Shimoda, H.Miyatake, N.Takahashi, W.-D.Schmidt-Ott Spin-Polarized Radioactive Beams and β-NMR Experiments RADIOACTIVITY 14,15B, 21F(β-) [from 197Au(14N, X), E=40.6 MeV/nucleon; 197Au(15N, X), E=69.5, 111 MeV/nucleon; 27Al, 93Nb(15N, X), E=69.5 MeV/nucleon]; measured β NMR, polarized sources; deduced μ. Model comparison.
doi: 10.1007/BF02060685
1993OK02 Hyperfine Interactions 78, 97 (1993) H.Okuno, K.Asahi, H.Ueno, H.Sato, M.Adachi, T.Kubo, T.Nakamura, N.Inabe, A.Yoshida, Y.Ohkubo, T.Ichihara, M.Ishihara, T.Shimoda, H.Miyatake, N.Takahashi Polarization in Projectile Fragmentation and g-Factor Measurements for Neutron-Rich Nuclei NUCLEAR REACTIONS 159Tb, 27Al, 93Nb, 197Au(15N, 12B), (15N, 13B), 93Nb(18O, 12B), (18O, 14B), E=70 MeV/nucleon; 197Au(14N, 12B), E=40 MeV/nucleon; 197Au(15N, 12B), (15N, 13B), E=112 MeV/nucleon; measured projectile fragment polarization. RADIOACTIVITY 14,15B(β-n) [from 93Nb(18O, X), E=70 MeV/nucleon]; 21F(β-n) [from 93Nb(22Ne, X), E=70 MeV/nucleon]; measured NMR spectra; deduced g factor.
doi: 10.1007/BF00568122
1992AS01 Hyperfine Interactions 75, 101 (1992) K.Asahi, H.Okuno, H.Ueno, H.Sato, J.Kura, T.Kubo, T.Nakamura, N.Inabe, A.Yoshida, Y.Ohkubo, M.Adachi, T.Ichihara, M.Ishihara, T.Shimoda, H.Miyatake, N.Takahashi, D.Beaumel, D.J.Morrissey, W.-D.Schmidt-Ott Spin-Oriented Projectile Fragments: The first application to g-factor measurements NUCLEAR REACTIONS 197Au(14N, 12B), E=40.6 MeV/nucleon; 27Al(15N, 13B), E=69.5 MeV/nucleon; measured fragment spin polarization, yield. RADIOACTIVITY 14,15B(β-) [from 93Nb(18O, X), E=70 MeV/nucleon]; measured g-factor, preliminary results.
doi: 10.1007/BF02398968
1986TA06 Nucl.Phys. A448, 315 (1986) H.Taneichi, H.Ueno, K.Shoda, Y.Kawazoe, T.Tsukamoto The E2 Strength Distribution in 6Li Studied by the (e, d0) Reaction NUCLEAR REACTIONS 6Li(e, d), E=10-28 MeV; measured σ(E, θ). 6Li deduced E1, E2 transition strength distributions. Enriched target.
doi: 10.1016/0375-9474(86)90094-1
1981KA18 J.Phys.Soc.Jpn. 50, 1407 (1981) S.Kato, H.Ueno, H.Taneichi, Y.Yamanobe, Y.Takahashi Observation of the Lowest T = 2 State in 24Al through the 27Al(3He, 6He)24Al Reaction NUCLEAR REACTIONS 27Al(3He, 6He), E=73.14 MeV; measured σ(E(6He)). 24Al deduced level, mass excess. QDD magnetic spectrometer. Quadratic isobaric multiplet mass equation.
doi: 10.1143/JPSJ.50.1407
1980TA15 Nucl.Phys. A350, 157 (1980) H.Taneichi, H.Ueno, K.Shoda, Y.Kawazoe, T.Tsukamoto The 14N(e, d0) Reaction in the Giant Resonance Region NUCLEAR REACTIONS 14N(e, d), E=18-29 MeV; measured σ(Ed, θd). 14N deduced giant resonances. Cluster model analysis. Natural BN target.
doi: 10.1016/0375-9474(80)90394-2
1976UE01 J.Phys.Soc.Jap. 40, 1537 (1976) H.Ueno, T.Nakagawa, M.Baba, J.Kasagi, H.Orihara, T.Tohei Four-Body Breakup Process Through the (3He, 3H) Reaction on 9Be NUCLEAR REACTIONS 9Be(3He, t), E=5.5-7.8 MeV; measured σ(E, Et, θ). Four-body breakup.
doi: 10.1143/JPSJ.40.1537
1975KA05 Nucl.Phys. A239, 233 (1975) J.Kasagi, T.Nakagawa, N.Sekine, T.Tohei, H.Ueno Quasifree 5He + 3He → α + α Reaction Process in the 9Be(3He, αα)4He Reaction at E(3He) = 4.0 MeV NUCLEAR REACTIONS 9Be(3He, 2α), E=4.0 MeV; measured σ(E, Eα, θ); deduced α5he relative momentum distribution.
doi: 10.1016/0375-9474(75)90447-9
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