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NSR database version of May 19, 2024.

Search: Author = A.Tamashiro

Found 7 matches.

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2024TA04      Nucl.Data Sheets 193, 131 (2024)

A.S.Tamashiro, J.T.Harke, J.G.Duarte, Y.Mishnayot, S.Burcher, S.W.Padgett, P.Zhao, B.D.Pierson, N.Gharibyan, J.M.Goda, L.R.Greenwood, D.K.Hayes, J.Hutchinson, N.Harward, K.Roberts, G.Slavik, P.Yap-Chiongco, J.Walker, C.J.Palmer

237Np Fission Spectrum Cumulative Fission Product Yield Measurement Using Godiva IV Critical Assembly

NUCLEAR REACTIONS 237Np(n, F)88Kr/91Sr/92Sr/93Y/95Zr/97Zr/99Mo/103Ru/105Ru/105Rh/127Sn/128Sn/129Sb/130Sb/131mTe/132Te/133mTe/134Te/131I/133I/135I/139Ba/140Ba/141La/142La/143Ce/151Pm, E<10 MeV; measured reaction products, Eγ, Iγ; deduced precise integral measurement of fast neutron-induced fission product yields. Comparison with England and Rider's evaluation. Godiva IV is a critical assembly composed of unreflected highly enriched uranium (HEU) metal fuel.

doi: 10.1016/j.nds.2024.01.006
Citations: PlumX Metrics


2024TA05      Nucl.Data Sheets 193, 153 (2024)

A.S.Tamashiro, J.T.Harke, J.G.Duarte, Y.Mishnayot, S.W.Padgett, G.Slavik, S.Burcher, N.Harward, N.Gharibyan, R.A.Henderson, L.R.Greenwood, B.D.Pierson, J.M.Goda, J.A.Bounds, D.K.Hayes, C.J.Palmer

239Pu Fission Spectrum Cumulative Fission Product Yield Measurement Using Godiva IV Critical Assembly

NUCLEAR REACTIONS 239Pu(n, F)85mKr/87Kr/88Kr/89Rb/91Sr/92Sr/93Y/95Zr/97Zr/99Mo/103Ru/105Ru/105Rh/127Sn/128Sn/127Sb/129Sb/130Sb/131Sb/131mTe/132Te/133mTe/134Te/131I/133I/135I/138Cs/139Ba/140Ba/141Ba/141La/142La/143Ce/146Pr/149Nd/151Pm, E<10 MeV; measured reaction products, Eγ, Iγ; deduced precise integral measurement of fast neutron-induced fission product yields, cumulative fission product yield . Comparison with England and Rider's evaluation. Godiva IV is a critical assembly composed of unreflected highly enriched uranium (HEU) metal fuel.

doi: 10.1016/j.nds.2024.01.007
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2022CH09      Phys.Rev. C 105, 024319 (2022)

A.Chester, B.A.Brown, S.P.Burcher, M.P.Carpenter, J.J.Carroll, C.J.Chiara, P.A.Copp, B.P.Crider, J.T.Harke, D.E.M.Hoff, K.Kolos, S.N.Liddick, B.Longfellow, M.J.Mogannam, T.H.Ogunbeku, C.J.Prokop, D.Rhodes, A.L.Richard, O.A.Shehu, A.S.Tamashiro, R.Unz, Y.Xiao

Half-life measurement of the 199-keV isomeric state in 76Ga

RADIOACTIVITY 76Zn(β-)[from 76Cu β- formed in 9Be(86Kr, X), E=140 MeV/nucleon]; 76Ga(IT)[from 76Zn(β-)]; measured Eβ, Iβ, Eγ, Iγ, βγ-coin. 76Ga; deduced levels J, π, transition strength, T1/2 of the 199-keV isomeric transition from time difference between pulses produced by β-decay populating the isomeric state and γ from the decay of the isomer. Systematics of low-lying levels in 72,74,76,78,80Ga. Beam implantation in CeBr detector (NSCL-MSU ).

NUCLEAR STRUCTURE 76Ga; calculated levels, J, π, transition strength. Shell model calculations in the jj44 model space with the jun45, jj44b, and jj44c Hamiltonians.

doi: 10.1103/PhysRevC.105.024319
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Data from this article have been entered in the XUNDL database. For more information, click here.


2022SA20      Phys.Lett. B 829, 137059 (2022)

M.Saxena, W.-J.Ong, Z.Meisel, D.E.M.Hoff, N.Smirnova, P.C.Bender, S.P.Burcher, M.P.Carpenter, J.J.Carroll, A.Chester, C.J.Chiara, R.Conaway, P.A.Copp, B.P.Crider, J.Derkin, A.Estrae, G.Hamad, J.T.Harke, R.Jain, H.Jayatissa, S.N.Liddick, B.Longfellow, M.Mogannam, F.Montes, N.Nepal, T.H.Ogunbeku, A.L.Richard, H.Schatz, D.Soltesz, S.K.Subedi, I.Sultana, A.S.Tamashiro, V.Tripathi, Y.Xiao, R.Zink

57Zn β-delayed proton emission establishes the 56Ni rp-process waiting point bypass

RADIOACTIVITY 57Zn(β+p), (β+) [from 9Be(78Kr, X)57Zn, E=150 MeV/nucleon]; measured decay products, Eγ, Iγ, Eβ, Iβ, Ep, Ip; deduced T1/2, βp branching ratio, β-γ-p decay mode transitions. The Coupled Cyclotron Facility of NSCL.

doi: 10.1016/j.physletb.2022.137059
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Data from this article have been entered in the XUNDL database. For more information, click here.


2021CH56      Phys.Rev. C 104, 054314 (2021)

A.Chester, B.A.Brown, S.P.Burcher, M.P.Carpenter, J.J.Carroll, C.J.Chiara, P.A.Copp, B.P.Crider, J.T.Harke, D.E.M.Hoff, K.Kolos, S.N.Liddick, B.Longfellow, M.J.Mogannam, T.H.Ogunbeku, C.J.Prokop, D.Rhodes, A.L.Richard, O.A.Shehu, A.S.Tamashiro, R.Unz, Y.Xiao

Identification of a new isomeric state in 76Zn following the β decay of 76Cu

RADIOACTIVITY 76Cu(β-)[from 9Be(86Kr, X), E=140 MeV/nucleon, followed by separation of fragments of interest using A1900 fragment separator at NSCL-MSU facility]; measured reaction products, particle identification plot of ions implanted in CeBr3 detector, Eγ, Iγ, (76Cu implants)γ-coin, γγ-coin, T1/2 of a nanosecond isomer by fast timing method using an array of 16 HPGe clover detectors and 15 LaBr3 detectors. 76Zn; deduced levels, J, π, new isomer, Comparison with shell-model calculations.

NUCLEAR STRUCTURE 76Zn; calculated levels, J, π, level T1/2, isomers, proton and neutron occupancy numbers of negative-parity isomeric states using shell model with jj4b, jj4c and JUN45 interactions. Comparison with experimental data.

doi: 10.1103/PhysRevC.104.054314
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Data from this article have been entered in the XUNDL database. For more information, click here.


2020PI02      Nucl.Data Sheets 163, 249 (2020)

B.D.Pierson, L.R.Greenwood, S.C.Stave, J.T.Burke, S.W.Padgett, A.M.Prinke, J.M.Goda, J.A.Bounds, D.K.Hayes, A.S.Tamashiro, R.S.Wittman, G.Slavik, M.P.Dion, J.G.Burch, T.S.Palmer

Improved Cumulative Fission Yield Measurements with Fission Spectrum Neutrons on 238U

NUCLEAR REACTIONS 238U(n, F)84Br/93Y/94Y/104Tc/128Sn/129Sb/130Sb/131Te/133I/134I/135I/138Xe/139Ba/141Ba/142Ba/142La/146Ce/149Nd, E ∼ 2 MeV; measured fission products, Eγ, Iγ; deduced fission yields. Comparison with ENDF/B-VIII.0 library evaluations.

doi: 10.1016/j.nds.2019.12.006
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14584.


2019PI01      Nucl.Data Sheets 155, 86 (2019)

B.D.Pierson, A.M.Prinke, L.R.Greenwood, S.C.Stave, R.S.Wittman, J.G.Burch, J.T.Burke, S.W.Padgett, J.J.Ressler, G.Slavik, A.Tamashiro, A.Tonchev, W.Younes

Improved Cumulative Fission Yield Measurements with Fission Spectrum Neutrons on 235U

NUCLEAR REACTIONS 235U(n, F)84Br/89Rb/91Sr/93Y/97Zr/101Mo/105Ru/128Sn/129Sb/130Sb/131Sb/131Te/133I/135I/141Ba/142Ba/142La/89Rb/93Y/128Sn/129Sb/130Sb/94Y/134Te/134I/138Xe, E ∼ 2 MeV; measured fission products, Eγ, Iγ; deduced cumulative fission yields.

doi: 10.1016/j.nds.2019.01.005
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14512.


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Note: The following list of authors and aliases matches the search parameter A.Tamashiro: , A.S.TAMASHIRO