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NSR database version of April 11, 2024.

Search: Author = N.Gharibyan

Found 12 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
Citations: PlumX Metrics


2021CH12      Appl.Radiat.Isot. 171, 109647 (2021)

R.K.Chapman, A.S.Voyles, N.Gharibyan, L.A.Bernstein, J.E.Bevins

Measurement of the 160Gd(p, n)160Tb excitation function from 4-18 MeV using stacked-target activation

NUCLEAR REACTIONS 160Gd(p, n), E=4-18 MeV; measured reaction products, Eγ, Iγ; deduced σ and uncertainties. Comparison with EMPIRE-3.2.3, TALYS-1.9, CoH-3.5.3, ALICE-2017 calculations.

doi: 10.1016/j.apradiso.2021.109647
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2692.


2021QU03      Appl.Radiat.Isot. 173, 109711 (2021)

N.Quartemont, N.Gharibyan, K.Moody, J.E.Bevins

Uranium integral fission product yields for a spectrally-shaped 14.1 MeV neutron source at the National Ignition Facility

NUCLEAR REACTIONS 197Au(n, 2n), (n, γ), 90Zr, 55Mn(n, 2n), 55Mn(n, γ), 113,115In(n, n'), 115In(n, γ), 238U, 186W(n, γ), 58Ni(n, 2n), (n, p), 27Al(n, α), 235U(n, F), E=14.1 MeV; measured reaction products, Eγ, Iγ. 85,87,88Kr, 91,92Sr, 92,93Y, 95,97Zr, 99Mo, 103,105Ru, 105Rh, 109,112Pd, 111,113Ag, 115Cd, 127,129Sb, 131,132,133,135I, 131,132Te, 135Xe, 136Cs, 139,140Ba, 141,142,143,144Ce, 142La, 147Nd, 149,151Pm, 153,156Sm, 156,157Eu, 159Gd, 161Tb; deduced cumulative and independent fission product yields using the neutron spectrum modeled in MCNP5 using ENDF-B/VIII.0 and IRDFF-II nuclear data libraries.

doi: 10.1016/j.apradiso.2021.109711
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14720.


2021SH10      Phys.Rev. C 103, 024614 (2021)

J.A.Shusterman, N.D.Scielzo, E.P.Abel, H.K.Clause, N.D.Dronchi, W.D.Frey, N.Gharibyan, J.A.Hart, C.S.Loveless, S.R.McGuinness, L.T.Sutherlin, K.J.Thomas, S.E.Lapi, J.D.Robertson, M.A.Stoyer, E.B.Norman, G.F.Peaslee, G.W.Severin, D.A.Shaughnessy

Aqueous harvesting of 88Zr at a radioactive-ion-beam facility for cross-section measurements

NUCLEAR REACTIONS 88Zr, 88Y(n, γ), E=thermal, [secondary 88Zr beam from 9Be(92Mo, X)88Zr, E=140 MeV/nucleon, and deposited in a water cell]; measured capture σ and resonance integrals by irradiating 88Zr deposited activity at the reactor facilities of the University of Missouri Research Reactor (MURR) and the McClellan Nuclear Research Center (MNRC) of UC-Davis. 9Be(92Mo, X)88Zr, E=140 MeV/nucleon; measured reaction fragments separated by A1900 separator, and detected by particle identification detector (PID) via energy-loss and time-of-flight measurements, finally deposited the secondary beam in the water target irradiation cell of an aqueous harvesting end station, and also deposited in a graphite puck at NSCL-MSU cyclotron facility. 81,82,83,84Rb, 81,84,85,86Sr, 84,85,86m,86,87m,87Y, 86,87,88,89Zr, 89,90,91Nb; measured Eγ, Iγ; deduced production rates in PID detector, and in activity collected in a graphite puck, with dominant component of 88Zr, and 88Y as its decay product.

doi: 10.1103/PhysRevC.103.024614
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14697.


2020KH11      Phys.Rev. C 102, 064602 (2020)

J.Khuyagbaatar, A.Yakushev, Ch.E.Dullmann, D.Ackermann, L.-L.Andersson, M.Asai, M.Block, R.A.Boll, H.Brand, D.M.Cox, M.Dasgupta, X.Derkx, A.Di Nitto, K.Eberhardt, J.Even, M.Evers, C.Fahlander, U.Forsberg, J.M.Gates, N.Gharibyan, P.Golubev, K.E.Gregorich, J.H.Hamilton, W.Hartmann, R.-D.Herzberg, F.P.Hessberger, D.J.Hinde, J.Hoffmann, R.Hollinger, A.Hubner, E.Jager, B.Kindler, J.V.Kratz, J.Krier, N.Kurz, M.Laatiaoui, S.Lahiri, R.Lang, B.Lommel, M.Maiti, K.Miernik, S.Minami, A.K.Mistry, C.Mokry, H.Nitsche, J.P.Omtvedt, G.K.Pang, P.Papadakis, D.Renisch, J.B.Roberto, D.Rudolph, J.Runke, K.P.Rykaczewski, L.G.Sarmiento, M.Schadel, B.Schausten, A.Semchenkov, D.A.Shaughnessy, P.Steinegger, J.Steiner, E.E.Tereshatov, P.Thorle-Pospiech, K.Tinschert, T.Torres De Heidenreich, N.Trautmann, A.Turler, J.Uusitalo, M.Wegrzecki, N.Wiehl, S.M.Van Cleve, V.Yakusheva

Search for elements 119 and 120

NUCLEAR REACTIONS 249Bk, 249Cf(50Ti, X)299119*/299120*, E(average)=281.5 MeV; measured evaporation residues (ERs), Eα, correlated ER-α and ER-α12-SF events using UNILAC accelerator, TASCA separator, and Focal plane detector system (FPDS) consisting of double-sided silicon strip (DSSD) detectors, and Si-strip detectors for position and time correlations of events. 295,296119, 295,296120; deduced no evidence for non-random correlated events related to 3n- or 4n-channel deexcitations of the compound nuclei 299119 and 299120, within a sensitivity limit of one event corresponding to σ=65 fb for 249Bk+50Ti reaction and σ=200 fb for 249Cf+50Ti; discussed nonobservation of Z=119 and 120 superheavy elements within the context of the fusion-evaporation reaction mechanism.

doi: 10.1103/PhysRevC.102.064602
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD8036.


2020MO24      J.Phys.(London) G47, 045116 (2020)

K.J.Moody, N.Gharibyan, D.A.Shaughnessy, P.M.Grant, J.M.Gostic, C.J.Cerjan, C.B.Yeamans, J.D.Despotopulos, S.A.Faye

Nuclear spectrometry of 9.6h 196Aum2 and reaction of 197Au with fast neutrons

RADIOACTIVITY 196Au(IT); measured decay products, Eγ, Iγ; deduced T1/2, γray energies and intensities, branching ratios.

NUCLEAR REACTIONS 197Au(n, 2n), E=14.1 MeV; measured reaction products, Eγ, Iγ; deduced isomer ratio. The National Ignition Facility at Lawrence Livermore National Laboratory.

doi: 10.1088/1361-6471/ab67e9
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Data from this article have been entered in the XUNDL database. For more information, click here.


2019KH04      Phys.Rev. C 99, 054306 (2019)

J.Khuyagbaatar, A.Yakushev, Ch.E.Dullmann, D.Ackermann, L.-L.Andersson, M.Asai, M.Block, R.A.Boll, H.Brand, D.M.Cox, M.Dasgupta, X.Derkx, A.Di Nitto, K.Eberhardt, J.Even, M.Evers, C.Fahlander, U.Forsberg, J.M.Gates, N.Gharibyan, P.Golubev, K.E.Gregorich, J.H.Hamilton, W.Hartmann, R.-D.Herzberg, F.P.Hessberger, D.J.Hinde, J.Hoffmann, R.Hollinger, A.Hubner, E.Jager, B.Kindler, J.V.Kratz, J.Krier, N.Kurz, M.Laatiaoui, S.Lahiri, R.Lang, B.Lommel, M.Maiti, K.Miernik, S.Minami, A.Mistry, C.Mokry, H.Nitsche, J.P.Omtvedt, G.K.Pang, P.Papadakis, D.Renisch, J.Roberto, D.Rudolph, J.Runke, K.P.Rykaczewski, L.G.Sarmiento, M.Schadel, B.Schausten, A.Semchenkov, D.A.Shaughnessy, P.Steinegger, J.Steiner, E.E.Tereshatov, P.Thorle-Pospiech, K.Tinschert, T.Torres De Heidenreich, N.Trautmann, A.Turler, J.Uusitalo, D.E.Ward, M.Wegrzecki, N.Wiehl, S.M.Van Cleve, V.Yakusheva

Fusion reaction 48Ca + 249Bk leading to formation of the element Ts (Z=117)

NUCLEAR REACTIONS 249Bk(48Ca, 3n), (48Ca, 4n)293Ts/294Ts, E=252.1, 254.0, 258.0 MeV; measured reaction products, evaporation residues (ER), Eα, Iα, (ER)α-correlated decay chains, and σ using double-sided silicon strip detectors for α detection, TASCA separator for evaporation residue, and multiwire proportional counter for detection of residues at UNILAC accelerator facility of GSI. Comparison with previous experimental data for (ER)α-correlated decay chains from DGFRS-Dubna facility.

RADIOACTIVITY 294Ts, 290Mc, 286Nh, 282Rg, 278Mt, 274Bh, 270Db(α); 293Ts, 289Mc, 285Nh, 281Rg(α); 266Lr, 270Db, 277Mt, 277Hs(SF); measured Eα, Iα, SF events, half-lives. 266Lr, 270Db(α), (SF); measured half-lives and α/SF branching ratios. Comparison with previous experimental data for (ER)α-correlated decay chains from DGFRS-Dubna facility. A=200-240; A=240-260; systematics of α-decay half-lives of isotopes produced in 48Ca+249Bk and 48Ca+249Cf reactions.

doi: 10.1103/PhysRevC.99.054306
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0944. Data from this article have been entered in the XUNDL database. For more information, click here.


2019MO11      Phys.Rev. C 99, 034307 (2019)

K.J.Moody, N.Gharibyan, P.M.Grant, D.A.Shaughnessy, J.D.Despotopulos, S.J.Tumey, T.A.Brown

Decay of 58Co

RADIOACTIVITY 58mCo(IT), (EC)[from 55Mn(α, n), E=27 MeV]; measured Eγ, Iγ, half-life of 58mCo decay. 58Fe; deduced levels, ϵ feeding to 2077 level, logft value, absolute intensity of 24.9-keV γ ray. Comparison with previous experimental and evaluated values. 58mCo(β-), (EC); discussed expected logft values and partial half-lives for decays to g.s. in 58Ni, and g.s., 811, 1675, 2077 and 2134 levels in 58Fe.

NUCLEAR REACTIONS 55Mn(α, n)58Co/58mCo, 55Mn(α, 2n)57Co, E=27 MeV; measured yields of reaction products.

doi: 10.1103/PhysRevC.99.034307
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Data from this article have been entered in the XUNDL database. For more information, click here.


2018GH10      Radiochim.Acta 106, 627 (2018)

N.Gharibyan, K.Moody, S.Tumey, T.Brown, P.Grant, G.Bench, D.Shaughnessy

Development of a "fission-proxy" method for the measurement of 14-MeV neutron fission yields

NUCLEAR REACTIONS 232Th(α, F), E=25.6 MeV; measured reaction products, Eγ, Iγ; deduced relative fission yields for A=70-165.

doi: 10.1515/ract-2017-2889
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2596.


2015GH01      J.Radioanal.Nucl.Chem. 303, 1335 (2015)

N.Gharibyan, K.J.Moody, J.D.Despotopulos, P.M.Grant, D.A.Shaughnessy

First fission yield measurements at the National Ignition Facility: 14-MeV neutron fission of 238U

NUCLEAR REACTIONS 238U(n, F), E=14 MeV; measured reaction products; deduced fission yields. Comparison with available data.

doi: 10.1007/s10967-014-3474-6
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14414.


2014KH04      Phys.Rev.Lett. 112, 172501 (2014)

J.Khuyagbaatar, A.Yakushev, C.E.Dullmann, D.Ackermann, L.-L.Andersson, M.Asai, M.Block, R.A.Boll, H.Brand, D.M.Cox, M.Dasgupta, X.Derkx, A.Di Nitto, K.Eberhardt, J.Even, M.Evers, C.Fahlander, U.Forsberg, J.M.Gates, N.Gharibyan, P.Golubev, K.E.Gregorich, J.H.Hamilton, W.Hartmann, R.-D.Herzberg, F.P.Hessberger, D.J.Hinde, J.Hoffmann, R.Hollinger, A.Hubner, E.Jager, B.Kindler, J.V.Kratz, J.Krier, N.Kurz, M.Laatiaoui, S.Lahiri, R.Lang, B.Lommel, M.Maiti, K.Miernik, S.Minami, A.Mistry, C.Mokry, H.Nitsche, J.P.Omtvedt, G.K.Pang, P.Papadakis, D.Renisch, J.Roberto, D.Rudolph, J.Runke, K.P.Rykaczewski, L.G.Sarmiento, M.Schadel, B.Schausten, A.Semchenkov, D.A.Shaughnessy, P.Steinegger, J.Steiner, E.E.Tereshatov, P.Thorle-Pospiech, K.Tinschert, T.Torres De Heidenreich, N.Trautmann, A.Turler, J.Uusitalo, D.E.Ward, M.Wegrzecki, N.Wiehl, S.M.Van Cleve, V.Yakusheva

48Ca + 249Bk Fusion Reaction Leading to Element Z=117: Long-Lived α-Decaying 270Db and Discovery of 266Lr

NUCLEAR REACTIONS 249Bk(48Ca, X)294Ts, E=268.3, 270.2, 274.1 MeV; measured reaction products, Eα, Iα; deduced σ. Comparison with experimental data.

RADIOACTIVITY 294Ts, 290Mc, 286Nh, 282Rg, 278Mt, 274Bh, 270Db, 266Lr(α); measured decay products, Eα, Iα; deduced T1/2. Comparison with experimental data.

doi: 10.1103/PhysRevLett.112.172501
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetD0731. Data from this article have been entered in the XUNDL database. For more information, click here.


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