NSR Query Results


Output year order : Descending
Format : Normal

NSR database version of April 11, 2024.

Search: Author = Y.Hirayama

Found 49 matches.

Back to query form



2024XI06      Phys.Rev. C 109, 035804 (2024)

W.Xian, S.Chen, S.Nikas, M.Rosenbusch, M.Wada, H.Ishiyama, D.Hou, S.Iimura, S.Nishimura, P.Schury, A.Takamine, S.Yan, F.Browne, P.Doornenbal, F.Flavigny, Y.Hirayama, Y.Ito, S.Kimura, T.M.Kojima, J.Lee, J.Liu, H.Miyatake, S.Michimasa, J.Y.Moon, S.Naimi, T.Niwase, T.Sonoda, D.Suzuki, Y.X.Watanabe, V.Werner, K.Wimmer, H.Wollnik

Mass measurements of neutron-rich A ≈ 90 nuclei constrain element abundances

doi: 10.1103/PhysRevC.109.035804
Citations: PlumX Metrics


2023HO11      Phys.Rev. C 108, 054312 (2023)

D.S.Hou, A.Takamine, M.Rosenbusch, W.D.Xian, S.Iimura, S.D.Chen, M.Wada, H.Ishiyama, P.Schury, Z.M.Niu, H.Z.Liang, S.X.Yan, P.Doornenbal, Y.Hirayama, Y.Ito, S.Kimura, T.M.Kojima, W.Korten, J.Lee, J.J.Liu, Z.Liu, S.Michimasa, H.Miyatake, J.Y.Moon, S.Naimi, S.Nishimura, T.Niwase, T.Sonoda, D.Suzuki, Y.X.Watanabe, K.Wimmer, H.Wollnik

First direct mass measurement for neutron-rich 112Mo with the new ZD-MRTOF mass spectrograph system

doi: 10.1103/PhysRevC.108.054312
Citations: PlumX Metrics


2023II01      Phys.Rev.Lett. 130, 012501 (2023)

S.Iimura, M.Rosenbusch, A.Takamine, Y.Tsunoda, M.Wada, S.Chen, D.S.Hou, W.Xian, H.Ishiyama, S.Yan, P.Schury, H.Crawford, P.Doornenbal, Y.Hirayama, Y.Ito, S.Kimura, T.Koiwai, T.M.Kojima, H.Koura, J.Lee, J.Liu, S.Michimasa, H.Miyatake, J.Y.Moon, S.Naimi, S.Nishimura, T.Niwase, A.Odahara, T.Otsuka, S.Paschalis, M.Petri, N.Shimizu, T.Sonoda, D.Suzuki, Y.X.Watanabe, K.Wimmer, H.Wollnik

Study of the N=32 and N=34 Shell Gap for Ti and V by the First High-Precision Multireflection Time-of-Flight Mass Measurements at BigRIPS-SLOWRI

ATOMIC MASSES 55Sc, 56,58Ti, 56,57,58,59V; measured TOF; deduced masses, nonexistence of the N=34 empirical two-neutron shell gaps for Ti and V, and the enhanced energy gap in Ca. Comparison with new Monte Carlo shell model calculations. RIKEN's Radioactive Isotope Beam Factory (RIBF).

doi: 10.1103/PhysRevLett.130.012501
Citations: PlumX Metrics


2023NI04      Phys.Rev.Lett. 130, 132502 (2023)

T.Niwase, Y.X.Watanabe, Y.Hirayama, M.Mukai, P.Schury, A.N.Andreyev, T.Hashimoto, S.Iimura, H.Ishiyama, Y.Ito, S.C.Jeong, D.Kaji, S.Kimura, H.Miyatake, K.Morimoto, J.-Y.Moon, M.Oyaizu, M.Rosenbusch, A.Taniguchi, M.Wada

Discovery of New Isotope 241U and Systematic High-Precision Atomic Mass Measurements of Neutron-Rich Pa-Pu Nuclei Produced via Multinucleon Transfer Reactions

NUCLEAR REACTIONS 198Pt(238U, X)235U/236U/237U/238U/239U/240U/241U/242U/235Pa/236Pa/237Pa/239Np/240Np/241Np/239Pu/240Pu/241Pu/242Pu, E=10.75 MeV/nucleon; measured reaction products, TOF. 241U; deduced new isotope production. The KEK Isotope Separation System (KISS) for the nuclear spectroscopy of nuclides produced via MNT reactions, installed at the RIKEN Nishina Center.

ATOMIC MASSES 235,236,237,238,239,240,241,242U, 235,236,237Pa, 239,240,241Np, 239,240,241,242Pu; measured frequencies (the first excitation step laser wavelength), TOF; deduced mass excesses. Comparison with AME2020 evaluation.

doi: 10.1103/PhysRevLett.130.132502
Citations: PlumX Metrics


2022HI07      Phys.Rev. C 106, 034326 (2022)

Y.Hirayama, M.Mukai, Y.X.Watanabe, P.Schury, H.Nakada, J.Y.Moon, T.Hashimoto, S.Iimura, S.C.Jeong, M.Rosenbusch, M.Oyaizu, T.Niwase, M.Tajima, A.Taniguchi, M.Wada, H.Miyatake

In-gas-cell laser resonance ionization spectroscopy of 200, 201Pt

NUCLEAR MOMENTS 198,200,201Pt; measured time-of-flight (TOF) spectra for ions with mass-to-charge-ratios, laser resonance ionization spectra using Multireflection time-of-flight mass spectrograph (MRTOF-MS) at KEK Isotope Separation System (KISS) of RIKEN facility. 200,201Pt; deduced differential mean-square charge radii and isotope shifts relative to those of 198Pt, magnetic dipole and electric quadrupole moments of 201Pt, β2 deformation parameters Comparison with theoretical calculations using symmetry-conserving configuration-mixing (SCCM) with Gogny D1S energy density functionals (SCCM+Gogny D1S), finite-range droplet model (FRDM), and constrained-Hartree-Fock-Bogoliubov (CHFB) theory with five-dimensional collective Hamiltonian (5DCH) based on the Gogny D1 interaction. 201Pt; deduced most likely spin-parity of 5/2-. 198,200,201Pt produced in 198Pt(136Xe, X), E=10.75 MeV/nucleon multi-nucleon transfer reactions.

doi: 10.1103/PhysRevC.106.034326
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2022MU10      Phys.Rev. C 105, 034331 (2022)

M.Mukai, Y.Hirayama, Y.X.Watanabe, H.Watanabe, H.Koura, S.C.Jeong, H.Miyatake, M.Brunet, S.Ishizawa, F.G.Kondev, G.J.Lane, Yu.A.Litvinov, T.Niwase, M.Oyaizu, Zs.Podolyak, M.Rosenbusch, P.Schury, M.Wada, P.M.Walker

Ground-state β-decay spectroscopy of 187Ta

RADIOACTIVITY 187Ta(β-)[from W(136Xe, X), E=7.2 MeV/nucleon]; measured Eγ, Iγ, βγ-coin; deduced Iβ feedings, T1/2, logft, Iγ/β-decay. 187W; deduced Eγ, multipolarities, total conversion coefficients (BrIcc calculations). Comparison to KTUY+gross theory, FRDM+QRPA and RHB+pn-RQRPAKEK calculations. Isotope Separation System (KISS) at RIKEN, an argon-gas-cell-based laser ion source combined with an on-line isotope separator.

doi: 10.1103/PhysRevC.105.034331
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2021AH02      Phys.Rev. C 103, 054312 (2021)

M.Ahmed, Y.X.Watanabe, Y.Hirayama, M.Mukai, J.H.Park, P.Schury, Y.Kakiguchi, A.Ozawa, M.Oyaizu, M.Wada, H.Miyatake

β-γ spectroscopy of the 195Os nucleus

RADIOACTIVITY 195Os(β-)[ionized 195Os using laser system from 198Pt(136Xe, X), E=9.4 MeV/nucleon at the KEK isotope separation system (KISS) at RIKEN RIBF facility]; measured Eβ, Iβ, Eγ, Iγ, x rays, βγ- and γγ-coin, half-life of 195Os decay using a multisegmented proportional gas counter (MSPGC) for β radiation, and four clover HPGe detectors for γ rays. 195Ir; deduced levels, J, π, Iβ feedings, logft. 195Os; deduced spin and parity of the ground state. Systematics of half-lives of 195,196,197,198,199,200,201,202,203,204,205,206Os, and comparison with theoretical predictions.

doi: 10.1103/PhysRevC.103.054312
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2021HI05      Nucl.Instrum.Methods Phys.Res. A997, 165152 (2021)

Y.Hirayama, P.Schury, M.Mukai, H.Choi, S.Iimura, Y.X.Watanabe, M.Wada, H.Watanabe, H.Miyatake

Three-dimensional tracking multi-segmented proportional gas counter for β-decay spectroscopy of unstable nuclei

RADIOACTIVITY 196Ir(β-); measured decay products, Eβ, Iβ; deduced T1/2 and uncertainties.

doi: 10.1016/j.nima.2021.165152
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2021NI08      Phys.Rev. C 104, 044617 (2021)

T.Niwase, M.Wada, P.Schury, P.Brionnet, S.D.Chen, T.Hashimoto, H.Haba, Y.Hirayama, D.S.Hou, S.Iimura, H.Ishiyama, S.Ishizawa, Y.Ito, D.Kaji, S.Kimura, J.Liu, H.Miyatake, J.Y.Moon, K.Morimoto, K.Morita, D.Nagae, M.Rosenbusch, A.Takamine, T.Tanaka, Y.X.Watanabe, H.Wollnik, W.Xian, S.X.Yan

α-decay-correlated mass measurement of 206, 207g, mRa using an α-TOF detector equipped multireflection time-of-flight mass spectrograph system

ATOMIC MASSES 206,207,207mRa; measured time-of-flight spectra by α-decay-correlated mass spectroscopy using multireflection time-of-flight mass spectrograph (MRTOF-MS) system, with an α-TOF detector at SHE-Mass-II facility of RIBF-RIKEN; deduced mass excesses, and compared with evaluated data in AME2020. 207mRa; deduced excitation energy of the isomer, J, π. 206,207,207mRa isotopes produced in 159Tb(51V, X), E=306 MeV, followed by separation of evaporation residues using recoil ion separator GARIS-II at RIKEN.

RADIOACTIVITY 206,207mRa(α)[from 159Tb(51V, X), E=306 MeV at RIBF-RIKEN]; measured Eα, Iα, T1/2 of decays of 206Ra and 207mRa, excitation energy of the isomer; deduced α-reduced width, configuration. Systematics of spins, parities, Eα, T1/2, α-branching ratios, reduced α widths for 203,203m,205,205m,207,207mRa. 198,199Po, 202,203At, 202,203Rn, 206,207Fr, 207Ra; observed α spectra from decays.

doi: 10.1103/PhysRevC.104.044617
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2021SC14      Phys.Rev. C 104, L021304 (2021)

P.Schury, T.Niwase, M.Wada, P.Brionnet, S.Chen, T.Hashimoto, H.Haba, Y.Hirayama, D.S.Hou, S.Iimura, H.Ishiyama, S.Ishizawa, Y.Ito, D.Kaji, S.Kimura, H.Koura, J.J.Liu, H.Miyatake, J.-Y.Moon, K.Morimoto, K.Morita, D.Nagae, M.Rosenbusch, A.Takamine, Y.X.Watanabe, H.Wollnik, W.Xian, S.X.Yan

First high-precision direct determination of the atomic mass of a superheavy nuclide

ATOMIC MASSES 257Db; measured Eα, time-of flight, distribution of time-of-flight (ToF)-correlated α-decay events using multireflection time-of-flight mass spectrograph (MRTOF-MS) at RIKEN Ring Cyclotron facility; deduced A/q and mass excess for each of the 11 observed correlated events assigned to 257Db. Comparison with AME2016 evaluated data. 257Db isotope produced in 208Pb(51V, 2n), E=306 MeV reaction, followed by separation of fragments using GARIS-II separator.

doi: 10.1103/PhysRevC.104.L021304
Citations: PlumX Metrics


2021WA15      Phys.Lett. B 814, 136088 (2021)

H.Watanabe, Y.X.Watanabe, Y.Hirayama, A.N.Andreyev, T.Hashimoto, F.G.Kondev, G.J.Lane, Yu.A.Litvinov, J.J.Liu, H.Miyatake, J.Y.Moon, A.I.Morales, M.Mukai, S.Nishimura, T.Niwase, M.Rosenbusch, P.Schury, Y.Shi, M.Wada, P.M.Walker

Beta decay of the axially asymmetric ground state of 192Re

RADIOACTIVITY 192Re(β-) [from Pt(136Xe, X)192Re, E=10.75 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced γ-ray energies and intensities, level scheme, J, π. Comparison with single-particle structure using the nuclear Skyrme-Hartree-Fock model. KEK Isotope Separation System (KISS) in RIKEN Nishina Center.

doi: 10.1016/j.physletb.2021.136088
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2021WA39      Phys.Rev. C 104, 024330 (2021)

Y.X.Watanabe, P.M.Walker, Y.Hirayama, M.Mukai, H.Watanabe, G.J.Lane, M.Ahmed, M.Brunet, T.Hashimoto, S.Ishizawa, S.Kimura, F.G.Kondev, Yu.A.Litvinov, H.Miyatake, J.Y.Moon, T.Niwase, M.Oyaizu, J.H.Park, Zs.Podolyak, M.Rosenbusch, P.Schury, M.Wada

First direct observation of isomeric decay in neutron-rich odd-odd 186Ta

RADIOACTIVITY 186Ta(β-), 186mTa(IT)[from W(136Xe, X), E=7.2 MeV/nucleon, followed by laser ionization and mass separation at the KEK Isotope Separation System (KISS) of RIBF-RIKEN facility]; measured Eγ, Iγ, (particle)γ-coin, half-lives of decays of 186Ta and neutral 186mTa from γ-decay curves. 186Ta; deduced levels, J, π, E3 multipolarity of the 161-keV isomeric transition from a comparison of measured half-life of the neutral isomer with previous measurements of the ionized isomeric state of 186Ta using the Experimental Storage Ring at GSI Darmstadt, no evidence found for the β decay mode of the 186Ta isomer.

doi: 10.1103/PhysRevC.104.024330
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2020CH33      Phys.Rev. C 102, 034309 (2020)

H.Choi, Y.Hirayama, S.Choi, T.Hashimoto, S.C.Jeong, H.Miyatake, J.Y.Moon, M.Mukai, T.Niwase, M.Oyaizu, M.Rosenbusch, P.Schury, A.Taniguchi, Y.X.Watanabe, M.Wada

In-gas-cell laser ionization spectroscopy of 194, 196Os isotopes by using a multireflection time-of-flight mass spectrograph

NUCLEAR MOMENTS 194,196Os; measured laser resonance spectra, time-of-flight spectra using the in-gas-cell laser ionization method and multireflection time-of-flight mass spectrograph (MRTOF-MS); deduced isotope shifts, change in mean-square charge radii and quadrupole deformation parameters. 194,196Os produced in 198Pt(136Xe, X), E=10.75 MeV/nucleon reaction at the KEK Isotope Separation System (KISS). 188,189,190,192,194,196Os; systematics of the change in mean-square charge radii and quadrupole deformation parameters, and their comparison with theoretical calculations.

doi: 10.1103/PhysRevC.102.034309
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2020HI01      Nucl.Instrum.Methods Phys.Res. B463, 425 (2020)

Y.Hirayama, Y.X.Watanabe, M.Mukai, P.Schury, M.Ahmed, H.Ishiyama, S.C.Jeong, Y.Kakiguchi, S.Kimura, J.Y.Moon, M.Oyaizu, J.H.Park, M.Wada, H.Miyatake

Nuclear spectroscopy of r-process nuclei using KEK Isotope Separation System

NUCLEAR REACTIONS 198Pt(136Xe, X)196Os/197Os/198Os/198Pt/199Pt, E=10.75 MeV/nucleon; measured reaction products, Eβ, Iβ, Eγ, Iγ; deduced T1/2 for osmium, HFS spectra for platinum.

doi: 10.1016/j.nimb.2019.04.035
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


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
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2020SA51      Sci. Rep. 10, 10674 (2020)

S.Sasaki, T.Miura, K.Ikeda, M.Sakai, T.Sekikawa, M.Saito, T.Yuge, Y.Hirayama

1/f2 spectra of decoherence noise on 75As nuclear spins in bulk GaAs

NUCLEAR MOMENTS 75As; measured frequencies; deduced spectra of decoherence noise on 75As nuclear spins in GaAs substrate, the decoherence noise spectrum from a multiple spin-echo decay, nuclear spins exhibit 1/f2 dependences over two orders of magnitude in all the substrates of un-doped, Cr-doped semi-insulating and Si-doped metallic GaAs at 297 K.

doi: 10.1038/s41598-020-67636-9
Citations: PlumX Metrics


2020WA12      Phys.Rev. C 101, 041305 (2020), Erratum Phys.Rev. C 103, 019902 (2021)

Y.X.Watanabe, M.Ahmed, Y.Hirayama, M.Mukai, J.H.Park, P.Schury, Y.Kakiguchi, S.Kimura, A.Ozawa, M.Oyaizu, M.Wada, H.Miyatake

Deexcitation γ-ray transitions from the long-lived Iπ = 13/2+ metastable state in 195Os

RADIOACTIVITY 195mOs(IT)[from 198Pt(136Xe, X), E=9.4 MeV/nucleon, followed by separation of fragments using KEK Isotope Separation System (KISS) at RIBF-RIKEN facility, and laser excitation of 195Os isomer]; measured Eγ, Iγ, ce, γγ- and (ce)γ-coin, neutral atom T1/2 of the 47-s, (13/2+) isomer from x-ray and γ-ray decay curves using multi-segmented proportional gas counter (MSPGC) for β, x-rays and conversion electrons, and four HPGe clover detectors for γ radiation. 195Os; deduced levels, J, π; discussed multipolarity of the low-energy γ transition from the isomer. Comparison with previous measurement of the 195mOs isomer and half-life of the fully-stripped isomer using the ESR at GSI. Comparison with experimental results for level schemes from the decays of the 13/2+ isomers in 197Pt and 199Hg.

doi: 10.1103/PhysRevC.101.041305
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2020WA29      Phys.Rev.Lett. 125, 192505 (2020)

P.M.Walker, Y.Hirayama, G.J.Lane, H.Watanabe, G.D.Dracoulis, M.Ahmed, M.Brunet, T.Hashimoto, S.Ishizawa, F.G.Kondev, Y.A.Litvinov, H.Miyatake, J.Y.Moon, M.Mukai, T.Niwase, J.H.Park, Z.Podolyak, M.Rosenbusch, P.Schury, M.Wada, X.Y.Watanabe, W.Y.Liang, F.R.Xu

Properties of 187Ta Revealed through Isomeric Decay

RADIOACTIVITY 187Ta(IT) [from W(136Xe, X), E=7.2 MeV/nucleon]; measured decay products, Eγ, Iγ, Eβ, Iβ, γ-γ-, β-γ-coin.; deduced level energies, J, π, T1/2. Comparison with theoretical calculations.

doi: 10.1103/PhysRevLett.125.192505
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2019MA58      Phys.Rev. C 100, 024602 (2019)

M.Mazzocco, N.Keeley, A.Boiano, C.Boiano, M.La Commara, C.Manea, C.Parascandolo, D.Pierroutsakou, C.Signorini, E.Strano, D.Torresi, H.Yamaguchi, D.Kahl, L.Acosta, P.Di Meo, J.P.Fernandez-Garcia, T.Glodariu, J.Grebosz, A.Guglielmetti, Y.Hirayama, N.Imai, H.Ishiyama, N.Iwasa, S.C.Jeong, H.M.Jia, Y.H.Kim, S.Kimura, S.Kubono, G.La Rana, C.J.Lin, P.Lotti, G.Marquinez-Duran, I.Martel, H.Miyatake, M.Mukai, T.Nakao, M.Nicoletto, A.Pakou, K.Rusek, Y.Sakaguchi, A.M.Sanchez-Benitez, T.Sava, O.Sgouros, V.Soukeras, F.Soramel, E.Stiliaris, L.Stroe, T.Teranishi, N.Toniolo, Y.Wakabayashi, Y.X.Watanabe, L.Yang, Y.Y.Yang, H.Q.Zhang

Elastic scattering for the 8B and 7Be + 208Pb systems at near-Coulomb barrier energies

NUCLEAR REACTIONS 208Pb(8B, 8B), E=50 MeV, [8B secondary beam from 3He(6Li, 8B), E=11.2 MeV/nucleon primary reaction at RIKEN]; 208Pb(7Be, 7Be), E=37.4, 40.5, 42.2 MeV, [7Be secondary beam from 1H(7Li, 7Be), E=48.8 MeV primary reaction at LNL-Legnaro]; measured charged particles, σ(θ, E) using the EXPADES detector array, and angular distribution; analyzed by optical model and the continuum discretized coupled channels (CDCC) formalisms. Experiments performed at the CNS Radioactive Ion Beams (CRIB) facility at RIKEN, and EXOTIC facility at the Laboratori Nazionali di Legnaro (LNL).

doi: 10.1103/PhysRevC.100.024602
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2638.


2018HI07      Phys.Rev. C 98, 014321 (2018), Erratum Phys.Rev. C 106, 069902 (2022)

Y.Hirayama, Y.X.Watanabe, M.Mukai, M.Ahmed, S.C.Jeong, Y.Kakiguchi, S.Kimura, M.Oyaizu, J.H.Park, P.Schury, M.Wada, H.Watanabe, H.Miyatake

β- and γ-decay spectroscopy of 197, 198Os

RADIOACTIVITY 196,197,198Os, 198Ir(β-)[from 198Pt(136Xe, X), E=10.75 MeV/nucleon using KEK Isotope Separation System (KISS) at RIKEN, an argon-gas-cell-based laser ion source combined with an on-line isotope separator]; measured β- radiation using multisegmented proportional gas counter (MSPGC), Eγ, Iγ, γγ- and βγ-coin with particle selection condition of Os and Ir, half-lives of decays of 196,197,198Os and 198Ir. 197,198Ir, 198Pt; deduced levels, Iβ feedings, logft, configurations of parent and daughter states. 197mTl(IT); measured Eγ, Iγ, T1/2; deduced conversion coefficients and compared with previous results. Comparison with previous experimental data. A=195-206, Z=76; comparison of measured β-decay half-lives with theoretical results from DF3, FRDM, and KUTY models.

doi: 10.1103/PhysRevC.98.014321
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2018IT04      Phys.Rev.Lett. 120, 152501 (2018)

Y.Ito, P.Schury, M.Wada, F.Arai, H.Haba, Y.Hirayama, S.Ishizawa, D.Kaji, S.Kimura, H.Koura, M.MacCormick, H.Miyatake, J.Y.Moon, K.Morimoto, K.Morita, M.Mukai, I.Murray, T.Niwase, K.Okada, A.Ozawa, M.Rosenbusch, A.Takamine, T.Tanaka, Y.X.Watanabe, H.Wollnik, S.Yamaki

First Direct Mass Measurements of Nuclides around Z=100 with a Multireflection Time-of-Flight Mass Spectrograph

NUCLEAR REACTIONS 232Th(19F, 5n)246Es, E=99.6, 103 MeV;238U(18O, 5n)251Fm, E=93.9 MeV; 203Tl(48Ca, 2n)249Md, E=215 MeV; 205Tl(48Ca, 3n)250Md, E=223 MeV; 205Tl(48Ca, 2n)251Md, E=215 MeV; 238U(19F, 5n)252md, E=98.6 MeV; 208Pb(48Ca, 2n)254No, E=219 MeV; measured reaction products, TOF; deduced mass excesses. Comparison with available data.

ATOMIC MASSES 253,254Lr, 257,258Db, 261,262Bh, 266Mt; analyzed available data; deduced mass excesses.

doi: 10.1103/PhysRevLett.120.152501
Citations: PlumX Metrics


2018KI21      Int.J. Mass Spectrom. 430, 134 (2018)

S.Kimura, Y.Ito, D.Kaji, P.Schury, M.Wada, H.Haba, T.Hashimoto, Y.Hirayama, M.MacCormick, H.Miyatake, J.Y.Moon, K.Morimoto, M.Mukai, I.Murray, A.Ozawa, M.Rosenbusch, H.Schatz, A.Takamine, T.Tanaka, Y.X.Watanabe, H.Wollnik

Atomic masses of intermediate-mass neutron-deficient nuclei with relative uncertainty down to 35-ppb via multireflection time-of-flight mass spectrograph

ATOMIC MASSES 63Cu, 64,65,66Zn, 65Ga, 65,66,67Ge, 67As, 78,81Br, 80Rb, 79Sr; measured frequencies, TOF; deduced masses, new mass excess values. Comparison with AME16 evaluations.

NUCLEAR REACTIONS S(36Ar, X)63Cu/64Zn/65Zn/66Zn/65Ga/65Ge/66Ge/67Ge/67As/78Br/81Br/80Rb/79Sr, E=3.30 MeV/nucleon; measured reaction products; deduced σ. Comparison with theoretical calculations of fusion-evaporation reactions.

doi: 10.1016/j.ijms.2018.05.001
Citations: PlumX Metrics


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
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2017DA11      Phys.Rev. C 95, 055805 (2017)

S.K.Das, T.Fukuda, Y.Mizoi, H.Ishiyama, H.Miyatake, Y.X.Watanabe, Y.Hirayama, S.C.Jeong, H.Ikezoe, M.Matsuda, K.Nishio, T.Hashimoto

New measurement of the 8Li(α, n)11B reaction in a lower-energy region below the Coulomb barrier

NUCLEAR REACTIONS 4He(8Li, n)11B, E=15.1 MeV, [secondary 8Li beam from 9Be(7Li, X), E=24.0 MeV primary reaction using recoil-mass separator at JAERI tandem accelerator facility]; measured 8Li ion energies using time-of-flight method, 11B particle spectra by an active-target-type gas counter MSTPC, and neutron spectra by segmented plastic-scintillator detector, σ as function of center of mass energy including Gamow window region, and predominant energy region for the big bang nucleosynthesis. Comparison with previous experimental results.

doi: 10.1103/PhysRevC.95.055805
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2548.


2017HI05      Phys.Rev. C 96, 014307 (2017)

Y.Hirayama, M.Mukai, Y.X.Watanabe, M.Ahmed, S.C.Jeong, H.S.Jung, Y.Kakiguchi, S.Kanaya, S.Kimura, J.Y.Moon, T.Nakatsukasa, M.Oyaizu, J.H.Park, P.Schury, A.Taniguchi, M.Wada, K.Washiyama, H.Watanabe, H.Miyatake

In-gas-cell laser spectroscopy of the magnetic dipole moment of the N ≈ 126 isotope 199Pt

NUCLEAR MOMENTS 199Pt, 199mPt; measured magnetic dipole and electric quadrupole moments, isotope shifts, mean-square charge radii by hyperfine splitting of the 48.792-nm transition using the in-gas-cell laser ionization spectroscopy (IGLIS), and the half-lives of the ground state and the isomer; discussed configurations. 192,196,198Pt; measured mean-square charge radii relative to that of 194Pt by hyperfine structure. Pt isotopes produced in 198Pt(136Xe, X), E=10.75 MeV/nucleon reaction using the on-line KEK Isotope Separation System (KISS) at RIKEN. Comparison with previous experimental results, and with self-consistent Bogoliubov (HFB) model calculations. Systematics of magnetic dipole moments of 5/2- and 13/2+ states in 193,195,197,199Pt and 197,199Hg. Systematics of mean square charge radius and quadrupole deformation in A=178-199 Pt isotopes.

doi: 10.1103/PhysRevC.96.014307
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2016HI09      Nuovo Cim. C 39, 359 (2016)

Y.Hirayama, Y.X.Watanabe, H.Miyatake, P.Schury, M.Wada, M.Oyaizu, Y.Kakiguchi, M.Mukai, S.Kimura, M.Ahmed, S.C.Jeong, J.Y.Moon, J.H.Park

Nuclear spectroscopy of r-process nuclei around N=126 using KISS

RADIOACTIVITY 199Pt, 196Ir(β-); measured decay products; deduced T1/2 and their uncertainties. Laser resonance ionization technique in the gas cell.

doi: 10.1393/ncc/i2016-16359-9
Citations: PlumX Metrics


2015HI02      Phys.Rev. C 91, 024328 (2015)

Y.Hirayama, T.Shimoda, H.Miyatake, H.Izumi, A.Hatakeyama, K.P.Jackson, C.D.P.Levy, M.Pearson, M.Yagi, H.Yano

Unexpected spin-parity assignments of the excited states in 9Be

RADIOACTIVITY 9Li(β-), (β-n)[30.5 keV 9Li beam polarized by collinear optical pumping technique]; measured Eβ, E(n) by TOF, I(n), nβ-coin, β-decay asymmetry spectrum as function of TOF at TRIUMF-ISAC facility. 9Be; deduced levels, J, π, β-delayed neutron transitions, asymmetry parameter for each β transition, Iβ, logft. Comparison with previous experimental data, and theoretical shell-model calculations. 5He, 8Be; deduced neutron branching ratios from states in 9Be through n+8Be and α+5He channels to 0+ and first 2+ states in 8Be and 3/2- state in 5He.

doi: 10.1103/PhysRevC.91.024328
Citations: PlumX Metrics


2015WA30      Phys.Rev.Lett. 115, 172503 (2015)

Y.X.Watanabe, Y.H.Kim, S.C.Jeong, Y.Hirayama, N.Imai, H.Ishiyama, H.S.Jung, H.Miyatake, S.Choi, J.S.Song, E.Clement, G.de France, A.Navin, M.Rejmund, C.Schmitt, G.Pollarolo, L.Corradi, E.Fioretto, D.Montanari, M.Niikura, D.Suzuki, H.Nishibata, J.Takatsu

Pathway for the Production of Neutron-Rich Isotopes around the N=126 Shell Closure

NUCLEAR REACTIONS 198Pt(136Xe, X)138Ba/140Ba/194Os/196Os, E=7.98 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced σ.

doi: 10.1103/PhysRevLett.115.172503
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0799.


2014SH01      Hyperfine Interactions 225, 183 (2014)

T.Shimoda, K.Tajiri, K.Kura, A.Odahara, M.Suga, Y.Hirayama, N.Imai, H.Miyatake, M.Pearson, C.D.P.Levy, K.P.Jackson, R.Legillon, C.Petrache, T.Fukuchi, N.Hamatani, T.Hori, M.Kazato, Y.Kenmoku, T.Masue, H.Nishibata, T.Suzuki, A.Takashima, R.Yokoyama

Nuclear structure explored by β-delayed decay spectroscopy of spin-polarized radioactive nuclei at TRIUMF ISAC-1

RADIOACTIVITY 29,30Na(β-); measured decay products, Eγ, Iγ; deduced energy levels, J, π. Comparison with available data.

doi: 10.1007/s10751-013-0895-5
Citations: PlumX Metrics


2013SO02      Nucl.Instrum.Methods Phys.Res. B295, 1 (2013)

T.Sonoda, M.Wada, H.Tomita, C.Sakamoto, T.Takatsuka, T.Furukawa, H.Iimura, Y.Ito, T.Kubo, Y.Matsuo, H.Mita, S.Naimi, S.Nakamura, T.Noto, P.Schury, T.Shinozuka, T.Wakui, H.Miyatake, S.Jeong, H.Ishiyama, Y.X.Watanabe, Y.Hirayama, K.Okada, A.Takamine

Development of a resonant laser ionization gas cell for high-energy, short-lived nuclei

ATOMIC PHYSICS Fe, Co, Nb, Cu; measured laser wavelength for resonance ionization, transport efficiency. Comparison with calculations.

doi: 10.1016/j.nimb.2012.10.009
Citations: PlumX Metrics


2013WA29      Nucl.Instrum.Methods Phys.Res. B317, 752 (2013)

Y.X.Watanabe, Y.Hirayama, N.Imai, H.Ishiyama, S.C.Jeong, H.Miyatake, E.Clement, G.de France, A.Navin, M.Rejmund, C.Schmitt, G.Pollarolo, L.Corradi, E.Fioretto, D.Montanari, S.H.Choi, Y.H.Kim, J.S.Song, M.Niikura, D.Suzuki, H.Nishibata, J.Takatsu

Study of collisions of 136Xe + 198Pt for the KEK isotope separator

NUCLEAR REACTIONS 198Pt(136Xe, X), E=8 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced isotopic distribution of projectile like fragments around the neutron magic number N=126.

doi: 10.1016/j.nimb.2013.04.036
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0799.


2012HI03      Eur.Phys.J. A 48, 54 (2012)

Y.Hirayama, M.Mihara, Y.X.Watanabe, S.C.Jeong, H.Miyatake, S.Momota, T.Hashimoto, N.Imai, K.Matsuta, H.Ishiyama, S.Ichikawa, T.Ishii, T.Izumikawa, I.Katayama, H.Kawakami, H.Kawamura, I.Nishinaka, K.Nishio, H.Makii, S.Mitsuoka, A.Osa, Y.Otokawa, T.K.Sato

Tilted-foil technique for producing a spin-polarized radioactive isotope beam

doi: 10.1140/epja/i2012-12054-1
Citations: PlumX Metrics


2012ID06      Prog.Theor.Phys.(Kyoto), Suppl. 196, 427 (2012)

E.Ideguchi, S.Ota, T.Morikawa, M.Oshima, M.Koizumi, Y.Toh, A.Kimura, H.Harada, K.Furutaka, S.Nakamura, F.Kitatani, Y.Hatsukawa, T.Shizuma, M.Sugawara, Y.X.Watanabe, Y.Hirayama, M.Oi

Superdeformed Band in Asymmetric N > Z Nucleus, 40Ar and High-Spin States in A = 30 ∼ 40 Nuclei

NUCLEAR REACTIONS 37Cl(α, pγ)40Ar, E not given; 26Mg(18O, 2n2p)40Ar, E=70 MeV; analyzed experimental data; calculated excitation energy and pairing gap, angular momentum, moment of inertia, structure of superdeformed band. HFB calculations, comparison with experimental data.

doi: 10.1143/PTPS.196.427
Citations: PlumX Metrics


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
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2375. Data from this article have been entered in the XUNDL database. For more information, click here.


2012KU11      Phys.Rev. C 85, 034310 (2012)

K.Kura, K.Tajiri, T.Shimoda, A.Odahara, T.Hori, M.Kazato, T.Masue, M.Suga, A.Takashima, T.Suzuki, T.Fukuchi, Y.Hirayama, N.Imai, H.Miyatake, M.Pearson, C.D.P.Levy, K.P.Jackson

Structure of 28Mg studied by β-decay spectroscopy of spin-polarized 28Na: The first step of systematic studies on neutron-rich Mg isotopes

RADIOACTIVITY 28Na[from Ta(p, X), E=500 MeV](β-); measured Eγ, Iγ, Iβ, βγ-, γγ-coin, β asymmetry at ISAC, TRIUMF facility, spin polarized 28Na. 28Mg; deduced levels, J, π, transition probabilities, β feedings, logft. Comparison with previous studies, and shell model predictions with USD, USDA, USDB Hamiltonian calculations. Discussed shell evolution in the region of the N=20 island of inversion.

doi: 10.1103/PhysRevC.85.034310
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2012SH29      Prog.Theor.Phys.(Kyoto), Suppl. 196, 310 (2012)

T.Shimoda, K.Tajiri, A.Odahara, M.Suga, N.Hamatani, H.Nishibata, J.Takatsu, R.Yokoyama, Y.Hirayama, N.Imai, H.Miyatake, M.Pearson, C.D.P.Levy, K.P.Jackson, R.Leguillon, C.Petrache

Structure of Mg Isotope Studied by β-Decay Spectroscopy of Spin-Polarized Na Isotopes - Shape Coexistence in 30Mg -

RADIOACTIVITY 30Na(β-); measured decay products, Eγ, Iγ; deduced level scheme, energies, J, π. Comparison with available data.

doi: 10.1143/PTPS.196.310
Citations: PlumX Metrics


2011HI15      Eur.Phys.J. A 47, 138 (2011)

Y.Hirayama, M.Mihara, Y.X.Watanabe, S.C.Jeong, N.Imai, K.Matsuta, H.Miyatake, T.Hashimoto, H.Ishiyama, S.Ichikawa, T.Ishii, T.Izumikawa, I.Katayama, H.Kawakami, I.Nishinaka, K.Nishio, H.Makii, S.Mitsuoka, S.Momota, A.Osa, Y.Otokawa, T.K.Sato, Y.Wakabayashi

Spin-polarization of radioactive 123Ing.s. by the tilted-foil method

RADIOACTIVITY 123In(β-)[from U(p, F), E=34 MeV]; measured Iβ(θ, t), β polarization using tilted multifoils at ISOL-based facility TRIAC and β-NMR technique; deduced asymmetry.

doi: 10.1140/epja/i2011-11138-8
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2010ID02      Phys.Lett. B 686, 18 (2010)

E.Ideguchi, S.Ota, T.Morikawa, M.Oshima, M.Koizumi, Y.Toh, A.Kimura, H.Harada, K.Furutaka, S.Nakamura, F.Kitatani, Y.Hatsukawa, T.Shizuma, M.Sugawara, H.Miyatake, Y.X.Watanabe, Y.Hirayama, M.Oi

Superdeformation in asymmetric N > Z nucleus 40Ar

NUCLEAR REACTIONS 26Mg(18O, 2n2p), E=69 MeV; measured Eγ, Iγ, γγ-coin, (particle)γ-coin using Gemini-II and Si-Ball detector arrays. 40Ar; deduced levels, J, π, deformation, related features and lifetimes using DSA; calculated configuration using HFB method. Comparison with 36Ar and 40Ca systematics.

doi: 10.1016/j.physletb.2010.02.031
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2010IM01      Eur.Phys.J. A 46, 157 (2010)

N.Imai, Y.Hirayama, H.Ishiyama, S.C.Jeong, H.Miyatake, Y.X.Watanabe, H.Makii, S.Mitsuoka, D.Nagae, I.Nishinaka, K.Nishio, K.Yamaguchi

Proton resonance elastic scattering in inverse kinematics on the medium heavy nucleus 68Zn

NUCLEAR REACTIONS 1H(68Zn, p), E=5.5 MeV/nucleon; measured reaction products, proton spectrum. 69Zn; deduced proton yields, σ(θ), isobaric analogue resonance angular momentum, proton and total widths. Comparison with R-matrix calculations.

doi: 10.1140/epja/i2010-11054-5
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2292. Data from this article have been entered in the XUNDL database. For more information, click here.


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
Citations: PlumX Metrics


2009HA11      Phys.Lett. B 674, 276 (2009)

T.Hashimoto, H.Ishiyama, Y.X.Watanabe, Y.Hirayama, N.Imai, H.Miyatake, S.C.Jeong, M.-H.Tanaka, N.Yoshikawa, T.Nomura, S.Mitsuoka, K.Nishio, T.K.Sato, A.Osa, S.Ichikawa, M.Matsuda, H.Ikezoe, S.K.Das, Y.Mizoi, T.Fukuda, A.Sato, T.Shimoda, K.Otsuki, T.Kajino

A new measurement of the astrophysical 8Li(d, t)7Li reaction

NUCLEAR REACTIONS 2H(8Li, t), E=0.18, 0.24, 0.30, 0.40, 0.46, 0.60, 0.75 MeV/nucleon; measured charged-particle spectra, σ, σ(θ), σ(E); deduced 7Li excitation energy spectra, astrophysical reaction rate. Comparison with other data.

doi: 10.1016/j.physletb.2009.03.031
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE2140. Data from this article have been entered in the XUNDL database. For more information, click here.


2006IS02      Nucl.Instrum.Methods Phys.Res. A560, 366 (2006)

H.Ishiyama, T.Ishikawa, T.Hashimoto, Y.X.Watanabe, Y.Hirayama, N.Imai, H.Miyatake, M.H.Tanaka, Y.Fuchi, N.Yoshikawa, S.C.Jeong, H.Kawakami, I.Katayama, T.Nomura, S.Mitsuoka, K.Nishio, M.Matsuda, P.K.Saha, H.Ikezoe, S.K.Das, Y.Mizoi, T.Fukuda

Production of a low-energy radioactive nuclear beam with high purity using JAERI-RMS

NUCLEAR REACTIONS 9Be(7Li, 8Li), E=24 MeV; 2H(11B, 12B), E=40 MeV; 2H(18O, 16N), E=73 MeV; measured particle spectra, yields. Radioactive beam production.

doi: 10.1016/j.nima.2005.12.244
Citations: PlumX Metrics


2006IS04      Phys.Lett. B 640, 82 (2006)

H.Ishiyama, T.Hashimoto, T.Ishikawa, Y.X.Watanabe, S.K.Das, H.Miyatake, Y.Mizoi, T.Fukuda, M.-H.Tanaka, Y.Fuchi, N.Yoshikawa, Y.Hirayama, S.C.Jeong, T.Nomura, I.Katayama, S.Mitsuoka, K.Nishio, M.Matsuda, P.K.Saha, S.Ichikawa, H.Ikezoe, T.Furukawa, H.Izumi, T.Shimoda, K.Nakai

A new measurement of the astrophysical 8Li(α, n)11B reaction

NUCLEAR REACTIONS 4He(8Li, n), E(cm)=0.7-2.6 MeV; measured σ(E), particle spectra. Comparison with other results.

doi: 10.1016/j.physletb.2006.07.036
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetE1933.


2005HI03      Phys.Lett. B 611, 239 (2005)

Y.Hirayama, T.Shimoda, H.Izumi, A.Hatakeyama, K.P.Jackson, C.D.P.Levy, H.Miyatake, M.Yagi, H.Yano

Study of 11Be structure through β-delayed decays from polarized 11Li

RADIOACTIVITY 11Li(β-), (β-n); measured β-delayed Eγ, En, asymmetry following decay of spin-polarized source. 10,11Be deduced levels, J, π, S-factors. Comparison with antisymmetrized molecular dynamics model predictions.

doi: 10.1016/j.physletb.2005.02.040
Citations: PlumX Metrics

Data from this article have been entered in the XUNDL database. For more information, click here.


2004HI12      Nucl.Phys. A738, 201 (2004)

Y.Hirayama, T.Shimoda, H.Izumi, H.Yano, M.Yagi, A.Hatakeyama, C.D.P.Levy, K.P.Jackson, H.Miyatake

Spectroscopic study of 11Be through β-delayed neutron and γ-decays of spin-polarized 11Li

RADIOACTIVITY 11Li(β-), (β-n); measured β-delayed En, Eγ, βγ-, nβ-coin following decay of spin-polarized source; deduced log ft. 11Be deduced levels, J, π, neutron spectroscopic factors. 10Be deduced levels, transition intensities.

doi: 10.1016/j.nuclphysa.2004.04.032
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14267.


2004HI24      Nucl.Phys. A746, 71c (2004)

Y.Hirayama, T.Shimoda, H.Izumi, H.Yano, M.Yagi, A.Hatakeyama, C.D.P.Levy, K.P.Jackson, H.Miyatake

Structure of 11Be studied in β-delayed neutron- and γ- decay from polarized 11Li

RADIOACTIVITY 11Li(β-), (β-n); measured β-delayed Eγ, En, asymmetry following decay of spin-polarized source. 10,11Be deduced levels, J, π. Comparison with antisymmetrized molecular dynamics model predictions.

doi: 10.1016/j.nuclphysa.2004.09.018
Citations: PlumX Metrics


2004LE38      Nucl.Phys. A746, 206c (2004)

C.D.P.Levy, R.Baartman, J.A.Behr, R.F.Kiefl, M.Pearson, R.Poutissou, A.Hatakeyama, Y.Hirayama

The collinear laser beam line at ISAC

doi: 10.1016/j.nuclphysa.2004.09.118
Citations: PlumX Metrics


2002SH23      Nucl.Phys. A701, 524c (2002)

S.Shimizu, E.Doumoto, M.Yagi, M.Asai, M.Nakamura, Y.Hirayama, K.Horie, T.Shigematsu, H.Izumi, T.Shimoda, N.Takahashi

Spin Polarization of Low-Energy Radioactive Nuclear Beams by Tilted-Foil Technique

doi: 10.1016/S0375-9474(01)01639-6
Citations: PlumX Metrics


2002SH24      Nucl.Phys. A701, 583c (2002)

T.Shimoda, S.Shimizu, E.Doumoto, M.Yagi, M.Asai, M.Nakamura, Y.Hirayama, K.Horie, T.Shigematsu, H.Izumi, N.Takahashi

A Spin Polarizer for Radioactive Nuclear Beams by Taking Advantage of Polarized Electron Transfer Reactions

doi: 10.1016/S0375-9474(01)01649-9
Citations: PlumX Metrics


Back to query form