NSR Query Results


Output year order : Descending
Format : Normal

NSR database version of March 21, 2024.

Search: Author = D.L.Bleuel

Found 73 matches.

Back to query form



2024GO02      Nucl.Instrum.Methods Phys.Res. A1061, 169120 (2024)

J.M.Gordon, J.C.Batchelder, L.A.Bernstein, D.L.Bleuel, C.A.Brand, J.A.Brown, B.L.Goldblum, B.G.Frandsen, T.A.Laplace, T.Nagel

GENESIS: Gamma Energy Neutron Energy Spectrometer for Inelastic Scattering

NUCLEAR REACTIONS 56Fe(n, p), (n, n'), E not given; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, the operating characteristics and capabilities of the array. A new spectrometer, GENESIS, was constructed at the 88-Inch Cyclotron at Lawrence Berkeley National Laboratory.

doi: 10.1016/j.nima.2024.169120
Citations: PlumX Metrics


2023LE04      Eur.Phys.J. A 59, 42 (2023)

R.Lewis, A.Couture, S.N.Liddick, A.Spyrou, D.L.Bleuel, L.Crespo Campo, B.P.Crider, A.C.Dombos, M.Guttormsen, T.Kawano, A.C.Larsen, A.M.Lewis, S.Mosby, G.Perdikakis, C.J.Prokop, S.J.Quinn, T.Renstrom, S.Siem

Statistical (n, γ) cross section model comparison for short-lived nuclei

NUCLEAR REACTIONS 73Zn(n, γ), E<1 MeV; calculated σ using TALYS, EMPIRE, and CoH, level densities, γ-ray strength function. Comparison with experimental data.

doi: 10.1140/epja/s10050-023-00920-0
Citations: PlumX Metrics


2022BE24      Phys.Lett. B 834, 137479 (2022)

F.L.Bello Garrote, A.Lopez-Martens, A.C.Larsen, I.Deloncle, S.Peru, F.Zeiser, P.T.Greenlees, B.V.Kheswa, K.Auranen, D.L.Bleuel, D.M.Cox, L.Crespo Campo, F.Giacoppo, A.Gorgen, T.Grahn, M.Guttormsen, T.W.Hagen, L.Harkness-Brennan, K.Hauschild, G.Henning, R.-D.Herzberg, R.Julin, S.Juutinen, T.A.Laplace, M.Leino, J.E.Midtbo, V.Modamio, J.Pakarinen, P.Papadakis, J.Partanen, T.Renstrom, K.Rezynkina, M.Sandzelius, J.Saren, C.Scholey, S.Siem, J.Sorri, S.Stolze, J.Uusitalo

Experimental observation of the M1 scissors mode in 254No

NUCLEAR REACTIONS 208Pb(48Ca, 2n)254No, E=220, 222 MeV; 154Sm(48Ca, 6n)196Pb, E not given; measured Eγ, Iγ, prompt and recoil-gated γ-ray singles spectra, polarization asymmetries of discreet γ rays in 254No and 196Pb; deduced experimental γ-ray yield and compared with simulated γ spectra using RAINIER code, γ-strength function (γSF), B(M1), B(E1), widths, scissors mode of excitation in 254No. Comparison with BSFG + E1SLO + M1SLO model combination; tested parameters for the GDR and the spin-flip resonance by HFB calculations. Comparison of B(M1) strength with QRPA calculations.

doi: 10.1016/j.physletb.2022.137479
Citations: PlumX Metrics

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


2022BL06      Appl.Radiat.Isot. 190, 110509 (2022)

D.L.Bleuel, S.G.Anderson, L.A.Bernstein, J.A.Brown, J.A.Caggiano, B.L.Goldblum, J.M.Gordon, J.M.Hall, K.P.Harrig, M.S.Johnson, T.A.Laplace, R.A.Marsh, M.E.Montague, A.Ratkiewicz, B.Rusnak, C.A.Velsko

The 40Ar(d, p)41Ar cross section between 3-7 MeV

NUCLEAR REACTIONS 40Ar(d, p), E=3.6, 5.5, 7 MeV; measured reaction products, Eγ, Iγ; deduced σ. Comparison with available data, TALYS calculations. Lawrence Berkeley National Laboratory's 88-Inch Cyclotron.

doi: 10.1016/j.apradiso.2022.110509
Citations: PlumX Metrics


2022NA07      Nucl.Phys. A1018, 122359 (2022)

F.Naqvi, S.Karampagia, A.Spyrou, S.N.Liddick, A.C.Dombos, D.L.Bleuel, B.A.Brown, L.Crespo Campo, A.Couture, B.Crider, T.Ginter, M.Guttormsen, A.C.Larsen, R.Lewis, P.Moller, S.Mosby, G.Perdikakis, C.Prokop, T.Renstrom, S.Siem

Total absorption spectroscopy measurement on neutron-rich 74, 75Cu isotopes

RADIOACTIVITY 74,75Cu(β-) [from 9Be(86Kr, X), E=140 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced T1/2, cumulative β-decay intensities, B(GT). Comparison with available data.

doi: 10.1016/j.nuclphysa.2021.122359
Citations: PlumX Metrics

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


2021BL04      Appl.Radiat.Isot. 170, 109625 (2021)

D.L.Bleuel, L.A.Bernstein, R.A.Marsh, J.T.Morrell, B.Rusnak, A.S.Voyles

Precision measurement of relative γ-ray intensities from the decay of 61Cu

NUCLEAR REACTIONS Ni(d, X)61Cu, E<31 MeV; Cu(p, X)61Cu, E<57 MEV; measured reaction products, Eγ, Iγ; deduced impact on the IAEA-recommended beam monitor σ.

RADIOACTIVITY 61Cu(EC); measured decay products, Eγ, Iγ; deduced γ-ray energies and intensities. Comparison with ENSDF/NDS values.

doi: 10.1016/j.apradiso.2021.109625
Citations: PlumX Metrics


2021GJ01      Phys.Rev. C 103, 034609 (2021)

D.Gjestvang, S.Siem, F.Zeiser, J.Randrup, R.Vogt, J.N.Wilson, F.Bello-Garrote, L.A.Bernstein, D.L.Bleuel, M.Guttormsen, A.Gorgen, A.C.Larsen, K.L.Malatji, E.F.Matthews, A.Oberstedt, S.Oberstedt, T.Tornyi, G.M.Tveten, A.S.Voyles

Excitation energy dependence of prompt fission γ-ray emission from 241Pu

NUCLEAR REACTIONS 240Pu(d, pF)241Pu*, E=13.5 MeV; measured outgoing protons using SiRi, a silicon ΔE-E detector, fission fragments using NIFF, consisting of four parallel plate avalanche counters (PPACs), prompt fission γ rays (PFG), (particle)γ-coin using Oslo Scintillator Array (OSCAR) of 30 LaBr3:Ce scintillators for γ radiation at the Oslo Cyclotron Laboratory; deduced average total PFG multiplicity per fission, average total PFG energy released per fission, and the average PFG energy in the excitation range of 5.75-8.25 MeV. Comparison with simulations using the fission model FREYA, with previous experimental results, and evaluation in ENDF/B-VIII.0.

doi: 10.1103/PhysRevC.103.034609
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23783.


2021LA07      Phys.Rev. C 104, 014609 (2021)

T.A.Laplace, B.L.Goldblum, J.J.Manfredi, J.A.Brown, D.L.Bleuel, C.A.Brand, G.Gabella, J.Gordon, E.Brubaker

Simultaneous measurement of organic scintillator response to carbon and proton recoils

NUCLEAR REACTIONS 1H, 12C(n, n)1H/12C, E=high-flux, broad-spectrum neutron beam from 9Be(d, n), E=33 MeV from the 88-Inch Cyclotron of LBNL; measured light (photon) yields from EJ-309 liquid scintillator and the EJ-204 plastic scintillator using double time-of-flight (TOF) method for proton and carbon recoils in energy ranges of 0.3 to 1 MeV for protons and 2 to 5 MeV for carbon, with Monte Carlo estimation of the systematic uncertainties. Comparison with available experimental data, and with empirically determined functional form for NE-213 scintillator. Relevance to ionization quenching effect in organic scintillators and input for response of organic scintillators for basic science such as search for dark matter and large-scale neutrino studies, and other applications.

doi: 10.1103/PhysRevC.104.014609
Citations: PlumX Metrics


2021PE08      Phys.Rev. C 103, 055808 (2021)

C.F.Persch, P.A.DeYoung, S.Lyons, A.Spyrou, S.N.Liddick, F.Naqvi, B.P.Crider, A.C.Dombos, J.Gombas, D.L.Bleuel, B.A.Brown, A.Couture, L.Crespo Campo, J.Engel, M.Guttormsen, A.C.Larsen, R.Lewis, S.Karampagia, S.Mosby, E.M.Ney, A.Palmisano, G.Perdikakis, C.J.Prokop, T.Renstrom, S.Siem, M.K.Smith, S.J.Quinn

β-decay feeding intensity distributions of 71, 73Ni

RADIOACTIVITY 71,73Ni(β-)[from 9Be(86Kr, X), E=140 MeV/nucleon, followed by separation of fragments using A1900 fragment separator at NSCL-MSU facility]; measured implantation events and β particles using position-sensitive, double-sided, silicon-strip detector (DSSD), and two silicon PIN detectors for TOF and energy loss, Eγ, Iγ, half-lives of decays of 71,73Ni using a total absorption summing NaI(Tl) detector (SuN) surrounding the DSSD; deduced multiplicity spectra, Iβ(E) feedings, B(GT). GEANT4 and DICEBOX analysis of total absorption spectrum (TAS). Comparison with QRPA, and shell-model calculations, the latter using NuShellX@MSU code with JJ44B and JUN45 interaction Hamiltonians. Relevance to improvement in the nuclear input for r-process calculations.

NUCLEAR REACTIONS 9Be(86Kr, X)71Ni/73Ni/71Cu/73Cu/, E=140 MeV/nucleon; measured yields of reaction products using A1900 fragment separator and two silicon PIN detectors for TOF and energy loss at NSCL-MSU facility.

doi: 10.1103/PhysRevC.103.055808
Citations: PlumX Metrics

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


2020IN01      Eur.Phys.J. A 56, 68 (2020)

V.W.Ingeberg, S.Siem, M.Wiedeking, K.Sieja, D.L.Bleuel, C.P.Brits, T.D.Bucher, T.S.Dinoko, J.L.Easton, A.Gorgen, M.Guttormsen, P.Jones, B.V.Kheswa, N.A.Khumalo, A.C.Larsen, E.A.Lawrie, J.J.Lawrie, S.N.T.Majola, K.L.Malatji, L.Makhathini, B.Maqabuka, D.Negi, S.P.Noncolela, P.Papka, E.Sahin, R.Schwengner, G.M.Tveten, F.Zeiser, B.R.Zikhali

First application of the Oslo method in inverse kinematics

doi: 10.1140/epja/s10050-020-00070-7
Citations: PlumX Metrics


2020LA18      J.Instrum. 15, P11020 (2020)

T.A.Laplace, B.L.Goldblum, J.E.Bevins, D.L.Bleuel, E.Bourret, J.A.Brown, E.J.Callaghan, J.S.Carlson, P.L.Feng, G.Gabella, K.P.Harrig, J.J.Manfredi, C.Moore, F.Moretti, M.Shinner, A.Sweet, Z.W.Sweger

Comparative scintillation performance of EJ-309, EJ-276, and a novel organic glass

doi: 10.1088/1748-0221/15/11/P11020
Citations: PlumX Metrics


2019BR10      Phys.Rev. C 99, 054330 (2019)

C.P.Brits, K.L.Malatji, M.Wiedeking, B.V.Kheswa, S.Goriely, F.L.Bello Garrote, D.L.Bleuel, F.Giacoppo, A.Gorgen, M.Guttormsen, K.Hadynska-Klek, T.W.Hagen, S.Hilaire, V.W.Ingeberg, H.Jia, M.Klintefjord, A.C.Larsen, S.N.T.Majola, P.Papka, S.Peru, B.Qi, T.Renstrom, S.J.Rose, E.Sahin, S.Siem, G.M.Tveten, F.Zeiser

Nuclear level densities and γ-ray strength functions of 180, 181, 182Ta

NUCLEAR REACTIONS 181Ta(d, p), E=12.5 MeV; 181Ta(d, d'), (d, t), E=12.5, 15 MeV; 181Ta(3He, 3He'), (3He, α), E=34 MeV; measured Ep, Ip, Ed, Id, E(t), I(t), E(3He), I(3He), Eα, Iα, Eγ, Iγ, and (particle)γ-coin using the SiRi particle telescope for charged particles and CACTUS scintillator for γ detection at the Oslo Cyclotron Laboratory. 180,181,182Ta; deduced γ strength functions (γSF), nuclear level densities (NLDs) by OSLO method, energy and γ deformation of scissors resonance (SR). Back-shifted Fermi-gas, constant temperature plus Fermi gas, and Hartree-Fock-Bogoliubov plus combinatorial models used for absolute normalization of experimental NLDs at the neutron separation energies. 181Ta(n, γ), E=0.004-1 MeV; deduced σ(E). Comparison with theoretical model calculations, and with previous experimental results. 181,182Ta; calculated potential energy surfaces in (ϵ2, γ) plane for the ground states using the cranking Nilsson model plus shell correction method.

doi: 10.1103/PhysRevC.99.054330
Citations: PlumX Metrics


2019LE05      Phys.Rev. C 99, 034601 (2019)

R.Lewis, S.N.Liddick, A.C.Larsen, A.Spyrou, D.L.Bleuel, A.Couture, L.Crespo Campo, B.P.Crider, A.C.Dombos, M.Guttormsen, S.Mosby, F.Naqvi, G.Perdikakis, C.J.Prokop, S.J.Quinn, T.Renstrom, S.Siem

Experimental constraints on the 73Zn(n, γ)74Zn reaction rate

RADIOACTIVITY 74Cu(β-)[74Cu ions from Be(86Kr, X), E=140 MeV/nucleon reaction and using A1900 separator at NSCL-MSU facility]; measured β particles, Eγ, Iγ, βγ-coin, half-life of 74Cu decay using the Summing NaI detector for total absorption spectroscopy (TAS); deduced nuclear level density (NLD), and γ strength function (γSF) using the β-Oslo method, distribution of spins for levels in 74Zn around S(n). Comparison with previous experimental results, and with theoretical calculations using TALYS code. Results used to deduce σ for 73Zn(n, γ) reaction.

NUCLEAR REACTIONS 73Zn(n, γ), E=0.01-1 MeV; deduced σ(E), and astrophysical reaction rates using the experimental NLD and γSF. Comparison with Hauser-Feshbach statistical model calculations using TALYS code.

doi: 10.1103/PhysRevC.99.034601
Citations: PlumX Metrics

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


2019LI35      Phys.Rev. C 100, 024624 (2019)

S.N.Liddick, A.C.Larsen, M.Guttormsen, A.Spyrou, B.P.Crider, F.Naqvi, J.E.Midtbo, F.L.Bello Garrote, D.L.Bleuel, L.Crespo Campo, A.Couture, A.C.Dombos, F.Giacoppo, A.Gorgen, K.Hadynska-Klek, T.W.Hagen, V.W.Ingeberg, B.V.Kheswa, R.Lewis, S.Mosby, G.Perdikakis, C.J.Prokop, S.J.Quinn, T.Renstrom, S.J.Rose, E.Sahin, S.Siem, G.M.Tveten, M.Wiedeking, F.Zeiser

Benchmarking the extraction of statistical neutron capture cross sections on short-lived nuclei for applications using the β-Oslo method

RADIOACTIVITY 51Sc(β-)[from 9Be(86Kr, X), E=140 MeV/nucleon]; measured Eβ, Iβ, Eγ, Iγ, βγ-coin; deduced level density, γ-strength function. Measurement was performed at NSCL using the Summing NaI(Tl) detector SuN, used as a TAS.

NUCLEAR REACTIONS 50Ti(d, p)51Ti, E=12.5 MeV; measured Ep, Ip, Eγ, Iγ, γp-coin; deduced nuclear level density (NLD), γ strength function (γSF). Measurement was performed at the Oslo Cyclotron Laboratory, Sweden using the CACTUS NaI scintillator array.

doi: 10.1103/PhysRevC.100.024624
Citations: PlumX Metrics


2019LY02      Phys.Rev. C 100, 025806 (2019)

S.Lyons, A.Spyrou, S.N.Liddick, F.Naqvi, B.P.Crider, A.C.Dombos, D.L.Bleuel, B.A.Brown, A.Couture, L.Crespo Campo, J.Engel, M.Guttormsen, A.C.Larsen, R.Lewis, P.Moller, S.Mosby, M.R.Mumpower, E.M.Ney, A.Palmisano, G.Perdikakis, C.J.Prokop, T.Renstrom, S.Siem, M.K.Smith, S.J.Quinn

69, 71Co β-decay strength distributions from total absorption spectroscopy

RADIOACTIVITY 69,71Co(β-)[from 9Be(86Kr, X), E=140 MeV/nucleon, followed by in flight separation of fragments by the A1900 fragment separator at NSCL-MSU]; measured Eγ, Iγ, Eβ, βγ-coin, half-lives of decays of 69,71Co decays, total absorption spectra using Summing NaI(Tl) (SuN) detector for γ rays and double-sided silicon strip detector (DSSD) for β; deduced cumulative Iβ distributions and compared to QRPA and Skyrme QRPA calculations, Gamow-Teller (GT) strength distribution. Comparison of decay half-lives with ENSDF values, and theoretical calculations using shell mode, QRPA and Skyrme QRPA. Relevance to r process in nucleosynthesis.

doi: 10.1103/PhysRevC.100.025806
Citations: PlumX Metrics

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


2019MA20      Phys.Lett. B 791, 403 (2019)

K.L.Malatji, M.Wiedeking, S.Goriely, C.P.Brits, B.V.Kheswa, F.L.Bello Garrote, D.L.Bleuel, F.Giacoppo, A.Gorgen, M.Guttormsen, K.Hadynska-Klek, T.W.Hagen, V.W.Ingeberg, M.Klintefjord, A.C.Larsen, P.Papka, T.Renstrom, E.Sahin, S.Siem, L.Siess, G.M.Tveten, F.Zeiser

Re-estimation of 180Ta nucleosynthesis in light of newly constrained reaction rates

NUCLEAR REACTIONS 180,181,182Ta(n, γ), E ∼ 30 keV; analyzed available data on the nuclear level densities and γ-ray strength functions below the neutron thresholds; calculated σ, reaction rates; deduced s- and p-process nucleosynthesis results.

doi: 10.1016/j.physletb.2019.03.013
Citations: PlumX Metrics


2019VO05      Phys.Rev. C 99, 054609 (2019)

A.V.Voinov, T.Renstrom, D.L.Bleuel, S.M.Grimes, M.Guttormsen, A.C.Larsen, S.N.Liddick, G.Perdikakis, A.Spyrou, S.Akhtar, N.Alanazi, K.Brandenburg, C.R.Brune, T.W.Danley, S.Dhakal, P.Gastis, R.Giri, T.N.Massey, Z.Meisel, S.Nikas, S.N.Paneru, C.E.Parker, A.L.Richard

Level densities of 74, 76Ge from compound nuclear reactions

NUCLEAR STRUCTURE 68,70Zn(7Li, p), E=16 MeV; measured evaporated proton spectra from 2-25 MeV, σ, yields using silicon ΔE-E telescope at the Edwards tandem accelerator laboratory, Athens, Ohio. 74,76Ge; deduced nuclear level densities. Comparison with theoretical calculations using coupled-channel model of the EMPIRE code, GCM-RIPL-global, and BSFG-RIPL-global density models.

doi: 10.1103/PhysRevC.99.054609
Citations: PlumX Metrics


2019ZE03      Phys.Rev. C 100, 024305 (2019)

F.Zeiser, G.M.Tveten, G.Potel, A.C.Larsen, M.Guttormsen, T.A.Laplace, S.Siem, D.L.Bleuel, B.L.Goldblum, L.A.Bernstein, F.L.Bello Garrote, L.Crespo Campo, T.K.Eriksen, A.Gorgen, K.Hadynska-Klek, V.W.Ingeberg, J.E.Midtbo, E.Sahin, T.Tornyi, A.Voinov, M.Wiedeking, J.Wilson

Restricted spin-range correction in the Oslo method: The example of nuclear level density and γ-ray strength function from 239Pu (d, pγ)240Pu

NUCLEAR REACTIONS 239Pu(d, p)240Pu, E=12 MeV; measured Eγ, Iγ, Ep, Ip, γp-coin using SiRi particle telescopes and CACTUS γ-ray detector array at the Oslo Cyclotron Laboratory; deduced nuclear level density, γ-ray strength function using Oslo method. Comparison with previous experimental results.

doi: 10.1103/PhysRevC.100.024305
Citations: PlumX Metrics


2018GA34      Phys.Rev.Lett. 121, 222501 (2018)

J.M.Gates, G.K.Pang, J.L.Pore, K.E.Gregorich, J.T.Kwarsick, G.Savard, N.E.Esker, M.Kireeff Covo, M.J.Mogannam, J.C.Batchelder, D.L.Bleuel, R.M.Clark, H.L.Crawford, P.Fallon, K.K.Hubbard, A.M.Hurst, I.T.Kolaja, A.O.Macchiavelli, C.Morse, R.Orford, L.Phair, M.A.Stoyer

First Direct Measurements of Superheavy-Element Mass Numbers

RADIOACTIVITY 288Mc, 280Rg, 276Mt, 272Bh(α), 284Nh, 272Bh(α) [from 243Am(48Ca, X)288Mc, E=262 MeV]; measured decay products, Eα, Iα; deduced two α-decay events, first direct measurements of the mass numbers of superheavy elements.

doi: 10.1103/PhysRevLett.121.222501
Citations: PlumX Metrics

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


2018HA39      Nucl.Instrum.Methods Phys.Res. A877, 359 (2018)

K.P.Harrig, B.L.Goldblum, J.A.Brown, D.L.Bleuel, L.A.Bernstein, J.Bevins, M.Harasty, T.A.Laplace, E.F.Matthews

Neutron Spectroscopy for pulsed beams with frame overlap using a double time-of-flight technique

NUCLEAR REACTIONS 9Be(d, X)0-NN-1, E=16 MeV; measured reaction products, En, In; deduced thick target yields.

doi: 10.1016/j.nima.2017.09.051
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2390.


2018JO01      Phys.Rev. C 97, 024327 (2018)

M.D.Jones, A.O.Macchiavelli, M.Wiedeking, L.A.Bernstein, H.L.Crawford, C.M.Campbell, R.M.Clark, M.Cromaz, P.Fallon, I.Y.Lee, M.Salathe, A.Wiens, A.D.Ayangeakaa, D.L.Bleuel, S.Bottoni, M.P.Carpenter, H.M.Davids, J.Elson, A.Gorgen, M.Guttormsen, R.V.F.Janssens, J.E.Kinnison, L.Kirsch, A.C.Larsen, T.Lauritsen, W.Reviol, D.G.Sarantites, S.Siem, A.V.Voinov, S.Zhu

Examination of the low-energy enhancement of the γ-ray strength function of 56Fe

NUCLEAR REACTIONS 56Fe(p, p'), E=16 MeV; measured Eγ, Iγ, γ(θ) for discrete and continuum γ rays, γ(linear polarization) for primary γ rays, pγγ-coin using GRETINA (Gamma-Ray Energy Tracking In-beam Nuclear Array) for γ detection and Washington University Phoswich Wall for protons; deduced multipolarity of continuum γ rays, γ-ray strength function (γSF) with the model-independent ratio method, low-energy enhancement, identical shapes for γSFs constructed with 2+ and 4+ final states consistent with Brink hypothesis. Comparison with previous experimental results.

doi: 10.1103/PhysRevC.97.024327
Citations: PlumX Metrics


2018LA07      Phys.Rev. C 97, 054329 (2018)

A.C.Larsen, J.E.Midtbo, M.Guttormsen, T.Renstrom, S.N.Liddick, A.Spyrou, S.Karampagia, B.A.Brown, O.Achakovskiy, S.Kamerdzhiev, D.L.Bleuel, A.Couture, L.Crespo Campo, B.P.Crider, A.C.Dombos, R.Lewis, S.Mosby, F.Naqvi, G.Perdikakis, C.J.Prokop, S.J.Quinn, S.Siem

Enhanced low-energy γ-decay strength of 70Ni and its robustness within the shell model

RADIOACTIVITY 70Co(β-)[from 9Be(86Kr, X), E=140 MeV/nucleon followed by fragment separation using A1900 fragment separator at NSCL-MSU]; measured Eγ, Iγ, summed γ energies, β-γ-coin using double-sided silicon strip detector (DSSD) for electrons placed in the center of the Summing NaI (SuN) total absorption spectrometer for γ radiation. 70Ni; deduced nuclear level density (NLD) and γ-strength function (γSF) using β-Oslo method. Comparison with previous experimental results, and with HFB+c calculations.

NUCLEAR STRUCTURE 70Ni; calculated levels, J, π, B(E2), level densities, γSF, summed γSF, and M1 γ strengths for A=56-76 Ni isotopes. Quasiparticle time-blocking approximation and large-scale shell-model calculations with CA48MH1G and JUN45 interactions. Comparison with experimental results.

doi: 10.1103/PhysRevC.97.054329
Citations: PlumX Metrics


2017AL11      Eur.Phys.J. A 53, 62 (2017)

J.M.Allmond, C.W.Beausang, T.J.Ross, P.Humby, M.S.Basunia, L.A.Bernstein, D.L.Bleuel, W.Brooks, N.Brown, J.T.Burke, B.K.Darakchieva, K.R.Dudziak, K.E.Evans, P.Fallon, H.B.Jeppesen, J.D.LeBlanc, S.R.Lesher, M.A.McMahan, D.A.Meyer, L.Phair, J.O.Rasmussen, N.D.Scielzo, S.R.Stroberg, M.Wiedeking

Particle-γ coincidence spectroscopy of the N = 90 nucleus 154Gd by (p, tγ)

NUCLEAR REACTIONS 156Gd(p, tγ)154Gd, E=25 MeV; measured Eγ, Iγ(θ), γ∓coin, E(t), I(t), tγ-coin using segmented Si telescope array and HPGe array; deduced triton energy spectra, σ(θ) to discrete states. 154Gd; deduced level scheme, rotational bands. Compared with other (p, t) and (t, p) data.

doi: 10.1140/epja/i2017-12253-2
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2258. Data from this article have been entered in the XUNDL database. For more information, click here.


2017DA20      Phys.Rev. C 96, 024602 (2017)

B.H.Daub, D.L.Bleuel, M.Wiedeking, L.A.Bernstein, N.M.Brickner, J.A.Brown, B.L.Goldblum, K.S.Holliday, J.Lundgren, K.Moody

Neutron transfer in the 13C + 197Au reaction from gold isotope residuals

NUCLEAR REACTIONS 197Au(13C, X)192Au/193Au/194Au/195Au/196Au/196mAu/198Au/198mAu/199Au, E=130 MeV; measured Eγ, Iγ, production cross sections by activation method at LBNLs cyclotron facility. Comparison with predictions from the Wilczynski binary transfer model, and with calculations using TALYS and DICEBOX computer codes.

doi: 10.1103/PhysRevC.96.024602
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2273.


2017KH08      Phys.Rev. C 95, 045805 (2017)

B.V.Kheswa, M.Wiedeking, J.A.Brown, A.C.Larsen, S.Goriely, M.Guttormsen, F.L.Bello Garrote, L.A.Bernstein, D.L.Bleuel, T.K.Eriksen, F.Giacoppo, A.Gorgen, B.L.Goldblum, T.W.Hagen, P.E.Koehler, M.Klintefjord, K.L.Malatji, J.E.Midtbo, H.T.Nyhus, P.Papka, T.Renstrom, S.J.Rose, E.Sahin, S.Siem, T.G.Tornyi

137, 138, 139La (n, γ) cross sections constrained with statistical decay properties of 138, 139, 140La nuclei

NUCLEAR REACTIONS 139La(3He, α), (3He, 3He'), E=38 MeV; 139La(d, p), E=13.5 MeV; measured α, 3He and proton spectra, Eγ, Iγ, αγ-, (3He)γ-, and pγ-coin using SiRi array for particles and CACTUS array for γ rays. 138,139,140La; deduced nuclear level densities (NLDs)and γ-ray strength functions (γSF). Comparison with previous experimental data, and with microscopic calculations using HFB+Comb, Fermi gas (BSFG1+CT) and BSFG2+CT models. 137,138,139La(n, γ), E=0.001-1 MeV; calculated σ(E) with the TALYS reaction code using the measured NLDs and γSFs as inputs, and compared to available experimental data.

doi: 10.1103/PhysRevC.95.045805
Citations: PlumX Metrics


2017RO16      Phys.Rev. C 96, 014601 (2017)

S.J.Rose, F.Zeiser, J.N.Wilson, A.Oberstedt, S.Oberstedt, S.Siem, G.M.Tveten, L.A.Bernstein, D.L.Bleuel, J.A.Brown, L.Crespo Campo, F.Giacoppo, A.Gorgen, M.Guttormsen, K.Hadynska, A.Hafreager, T.W.Hagen, M.Klintefjord, T.A.Laplace, A.C.Larsen, T.Renstrom, E.Sahin, C.Schmitt, T.G.Tornyi, M.Wiedeking

Energy dependence of the prompt γ-ray emission from the (d, p) -induced fission of 234U* and 240Pu*

NUCLEAR REACTIONS 233U(d, pF)234U*, E=12.5 MeV; 239Pu(d, pF)239Pu*, E=12 MeV; measured protons, fission fragments, Eγ, p(one of the fission fragments)γ-coin using CACTUS array for γ detection, SiRi detector array for charged-particles and NIFF detector for fission fragments at Oslo Cyclotron Laboratory (OCL); deduced prompt-fission γ-ray spectral (PFGS) distributions, multiplicity, average γ-ray energy, and total γ-ray energy as function of excitation energy. Comparison with model calculations using the fission model code GEF.

doi: 10.1103/PhysRevC.96.014601
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO2415.


2017SP03      J.Phys.(London) G44, 044002 (2017)

A.Spyrou, A.C.Larsen, S.N.Liddick, F.Naqvi, B.P.Crider, A.C.Dombos, M.Guttormsen, D.L.Bleuel, A.Couture, L.Crespo Campo, R.Lewis, S.Mosby, M.R.Mumpower, G.Perdikakis, C.J.Prokop, S.J.Quinn, T.Renstrom, S.Siem, R.Surman

Neutron-capture rates for explosive nucleosynthesis: the case of 68Ni(n, γ)69Ni

RADIOACTIVITY 69Co(β-); measured decay products, Eγ, Iγ; deduced the γ-ray strength function and the nuclear level density, T1/2. Comparison with available data.

doi: 10.1088/1361-6471/aa5ae7
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14476. Data from this article have been entered in the XUNDL database. For more information, click here.


2017WI02      Acta Phys.Pol. B48, 395 (2017)

J.N.Wilson, M.Lebois, L.Qi, P.Amador-Celdran, D.Bleuel, J.A.Briz, R.Carroll, W.Catford, H.De Witte, D.Doherty, R.Eloirdi, G.Georgiev, A.Gottardo, A.Goasduff, K.Hadynska-Klek, K.Hauschild, M.Hess, V.Ingeberg, T.Konstantinopoulos, J.Ljungvall, A.Lopez-Martens, G.Lorusso, R.Lozeva, R.Lutter, P.Marini, I.Matea, T.Materna, L.Mathieu, A.Oberstedt, S.Oberstedt, S.Panebianco, Z.Podolyak, A.Porta, P.H.Regan, P.Reiter, K.Rezynkina, S.J.Rose, E.Sahin, M.Seidlitz, R.Shearman, B.Siebeck, S.Siem, A.G.Smith, G.M.Tveten, D.Verney, N.Warr, F.Zeiser, M.Zielinska

Production and Study of Neutron-rich Nuclei Using the LICORNE Directional Neutron Source

NUCLEAR REACTIONS 238U(n, f), E≈threshold; measured Eγ, Iγ, γγ-coin.

doi: 10.5506/APhysPolB.48.395
Citations: PlumX Metrics


2017WI09      Phys.Rev.Lett. 118, 222501 (2017)

J.N.Wilson, M.Lebois, L.Qi, P.Amador-Celdran, D.Bleuel, J.A.Briz, R.Carroll, W.Catford, H.De Witte, D.T.Doherty, R.Eloirdi, G.Georgiev, A.Gottardo, A.Goasduff, K.Hadynska-Klek, K.Hauschild, H.Hess, V.Ingeberg, T.Konstantinopoulos, J.Ljungvall, A.Lopez-Martens, G.Lorusso, R.Lozeva, R.Lutter, P.Marini, I.Matea, T.Materna, L.Mathieu, A.Oberstedt, S.Oberstedt, S.Panebianco, Zs.Podolyak, A.Porta, P.H.Regan, P.Reiter, K.Rezynkina, S.J.Rose, E.Sahin, M.Seidlitz, O.Serot, R.Shearman, B.Siebeck, S.Siem, A.G.Smith, G.M.Tveten, D.Verney, N.Warr, F.Zeiser, M.Zielinska

Anomalies in the Charge Yields of Fission Fragments from the 238U(n, f) Reaction

NUCLEAR REACTIONS 238U(n, F), E fast; measured fission products, Eγ, Iγ. 141Te, 104Sr; deduced fission yields, charge yields of even-Z elements. Comparison with JEFF-3.1, ENDF/B-VII.1 evaluated nuclear data libraries.

doi: 10.1103/PhysRevLett.118.222501
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23403. Data from this article have been entered in the XUNDL database. For more information, click here.


2016LA02      Phys.Rev. C 93, 014323 (2016); Pub.Note Phys.Rev. C 100, 039901 (2019)

T.A.Laplace, F.Zeiser, M.Guttormsen, A.C.Larsen, D.L.Bleuel, L.A.Bernstein, B.L.Goldblum, S.Siem, F.L.Bello Garotte, J.A.Brown, L.C.Campo, T.K.Eriksen, F.Giacoppo, A.Gorgen, K.Hadynska-Klek, R.A.Henderson, M.Klintefjord, M.Lebois, T.Renstrom, S.J.Rose, E.Sahin, T.G.Tornyi, G.M.Tveten, A.Voinov, M.Wiedeking, J.N.Wilson, W.Younes

Statistical properties of 243Pu, and 242Pu(n, γ) cross section calculation

NUCLEAR REACTIONS 242Pu(d, p), E=12 MeV; measured Eγ, particle spectra, (particle)γ-coin using CACTUS γ-spectrometer and SiRi (Silicon Ring) for particle detection at Oslo Cyclotron Laboratory; deduced γ-strength functions (γSF) in the quasicontinuum using the Oslo method, level density, centroid energy, strength and γSF of M1-scissors resonance, sum-rule estimates. 242Pu(n, γ), E=0.001-5 MeV; calculated σ(n, γ) using TALYS and level density and γSF parameters from the present work. Comparison with published data, and ENDF/B-VII.1, JENDL-4.0 and TENDL2014.

doi: 10.1103/PhysRevC.93.014323
Citations: PlumX Metrics


2016LA11      Phys.Rev. C 93, 045810 (2016)

A.C.Larsen, M.Guttormsen, R.Schwengner, D.L.Bleuel, S.Goriely, S.Harissopulos, F.L.Bello Garrote, Y.Byun, T.K.Eriksen, F.Giacoppo, A.Gorgen, T.W.Hagen, M.Klintefjord, T.Renstrom, S.J.Rose, E.Sahin, S.Siem, T.G.Tornyi, G.M.Tveten, A.V.Voinov, M.Wiedeking

Experimentally constrained (p, γ)89Y and (n, γ)59Y reaction rates relevant to p-process nucleosynthesis

NUCLEAR REACTIONS 89Y(p, p'γ), E=17 MeV; measured E(p), I(p), Eγ, Iγ, γ(θ), pγ-coin using silicon ring (SiRi) array for protons and CACTUS array for γ rays at OSLO cyclotron facility; deduced level density, normalized γ-strength function (γSF) of 89Y, enhancement of γSF due to strong, low-energy M1 transitions at high excitation energies. Comparison with shell-model calculations. 88Sr(p, γ)89Y, E=1.5-5 MeV; 88Y(n, γ)89Y, E=0.01-1.5 MeV; deduced cross sections and astrophysical reaction rates using present data and TALYS code. Comparison of cross-section data with values from the BRUSLIB library. Relevance to p-process nucleosynthesis.

doi: 10.1103/PhysRevC.93.045810
Citations: PlumX Metrics


2016LI30      Phys.Rev.Lett. 116, 242502 (2016)

S.N.Liddick, A.Spyrou, B.P.Crider, F.Naqvi, A.C.Larsen, M.Guttormsen, M.Mumpower, R.Surman, G.Perdikakis, D.L.Bleuel, A.Couture, L.C.Campo, A.C.Dombos, R.Lewis, S.Mosby, S.Nikas, C.J.Prokop, T.Renstrom, B.Rubio, S.Siem, S.J.Quinn

Experimental Neutron Capture Rate Constraint Far from Stability

RADIOACTIVITY 70Co(β-) [from 9Be(86Kr, X), E=140 MeV/nucleon]; measured decay products, Eγ, Iγ; deduced nuclear level density as a function of excitation energy. Comparison with available data.

NUCLEAR REACTIONS 69Ni(n, γ), E<10 GK; calculated nuclear reaction capture rates using experimental level densities and code TALYS.

doi: 10.1103/PhysRevLett.116.242502
Citations: PlumX Metrics


2016NE08      Phys.Rev. C 94, 024332 (2016)

D.Negi, M.Wiedeking, E.G.Lanza, E.Litvinova, A.Vitturi, R.A.Bark, L.A.Bernstein, D.L.Bleuel, S.Bvumbi, T.D.Bucher, B.H.Daub, T.S.Dinoko, J.L.Easton, A.Gorgen, M.Guttormsen, P.Jones, B.V.Kheswa, N.A.Khumalo, A.C.Larsen, E.A.Lawrie, J.J.Lawrie, S.N.T.Majola, L.P.Masiteng, M.R.Nchodu, J.Ndayishimye, R.T.Newman, S.P.Noncolela, J.N.Orce, P.Papka, L.Pellegri, T.Renstrom, D.G.Roux, R.Schwengner, O.Shirinda, S.Siem

Nature of low-lying electric dipole resonance excitations in 74Ge

NUCLEAR REACTIONS 74Ge(α, α'), E=48 MeV; measured Eγ, Iγ, Eα, αγ-coin, γ(θ), σ(θ) for scattered α particles, relative cross sections of E1 transitions using AFRODITE array for γ detection and silicon detectors for α particles at iThemba Labs cyclotron facility. 74Ge; deduced levels, J, π, B(E1), suppression in relative cross section for the excitation of pygmy-dipole resonances (PDR) as compared to those in (γ, γ') data for excitations above 6 MeV. Comparison of B(E1) with relativistic quasiparticle time blocking approximation (RQTBA) calculations.

doi: 10.1103/PhysRevC.94.024332
Citations: PlumX Metrics

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


2016RE13      Phys.Rev. C 93, 064302 (2016)

T.Renstrom, H.-T.Nyhus, H.Utsunomiya, R.Schwengner, S.Goriely, A.C.Larsen, D.M.Filipescu, I.Gheorghe, L.A.Bernstein, D.L.Bleuel, T.Glodariu, A.Gorgen, M.Guttormsen, T.W.Hagen, B.V.Kheswa, Y.-W.Lui, D.Negi, I.E.Ruud, T.Shima, S.Siem, K.Takahisa, O.Tesileanu, T.G.Tornyi, G.M.Tveten, M.Wiedeking

Low-energy enhancement in the γ-ray strength functions of 73, 74Ge

NUCLEAR REACTIONS 74Ge(3He, 3He), (3He, α), E=38 MeV; measured Eγ, Iγ, (particle)γ-coin using SiRi particle detector array and CACTUS array for γ detection at Oslo Cyclotron Laboratory (OCL) facility. 74Ge(γ, n), E=10.4-12.7 MeV; measured E(n), I(n), σ(E) using 4π neutron detection array at NewSUBARU synchrotron radiation facility. 73,74Ge, deduced γ-strength functions (γSF), nuclear level densities (NLD). Comparison with shell-model calculations. 72,73Ge(n, γ), E=0.001-3 MeV; deduced experimentally constrained σ(E), and compared with TALYS calculations for E1 and M1 radiations.

doi: 10.1103/PhysRevC.93.064302
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetK2612.


2016SP04      Phys.Rev.Lett. 117, 142701 (2016)

A.Spyrou, S.N.Liddick, F.Naqvi, B.P.Crider, A.C.Dombos, D.L.Bleuel, B.A.Brown, A.Couture, L.Crespo Campo, M.Guttormsen, A.C.Larsen, R.Lewis, P.Moller, S.Mosby, M.R.Mumpower, G.Perdikakis, C.J.Prokop, T.Renstrom, S.Siem, S.J.Quinn, S.Valenta

Strong Neutron-γ Competition above the Neutron Threshold in the Decay of 70Co

RADIOACTIVITY 70Co(β-) [9Be(86Kr, X)70Co, E=140 MeV/nucleon]; measured decay products, Eβ, Iβ, Eγ, Iγ; deduced β-decay intensity, the large fragmentation of the β intensity at high energies, as well as the strong competition between γ-rays and neutrons. Comparison with shell model calculations.

doi: 10.1103/PhysRevLett.117.142701
Citations: PlumX Metrics


2016TV01      Phys.Rev. C 94, 025804 (2016)

G.M.Tveten, A.Spyrou, R.Schwengner, F.Naqvi, A.C.Larsen, T.K.Eriksen, F.L.Bello Garrote, L.A.Bernstein, D.L.Bleuel, L.Crespo Campo, M.Guttormsen, F.Giacoppo, A.Gorgen, T.W.Hagen, K.Hadynska-Klek, M.Klintefjord, B.S.Meyer, H.T.Nyhus, T.Renstrom, S.J.Rose, E.Sahin, S.Siem, T.G.Tornyi

Completing the nuclear reaction puzzle of the nucleosynthesis of 92Mo

NUCLEAR REACTIONS 92Mo(p, p'), E=16.5 MeV; measured Ep, Ip, Eγ, Iγ pγ-coin, angular distributions using SiRi silicon ΔE-E telescopes for protons and CACTUS scintillator detector array for γ rays at Oslo Cyclotron Laboratory; deduced nuclear level density (NLD) and γ-strength function (γSF) of 92Mo. 91Nb(p, γ)92Mo, T9=1.8-3.5; deduced astrophysical reaction rates using TALYS 1.6 code and NLD and γSF input from present experiment; discussed puzzle of the nucleosynthesis of 92Mo in the context of p process. Comparison with previous experimental results from 92Mo(γ, γ') and 92,94,95,96Mo(γ, n) reactions, and shell model calculations.

doi: 10.1103/PhysRevC.94.025804
Citations: PlumX Metrics


2016WI01      Phys.Rev. C 93, 024303 (2016)

M.Wiedeking, M.Krticka, L.A.Bernstein, J.M.Allmond, M.S.Basunia, D.L.Bleuel, J.T.Burke, B.H.Daub, P.Fallon, R.B.Firestone, B.L.Goldblum, R.Hatarik, P.T.Lake, A.C.Larsen, I.-Y.Lee, S.R.Lesher, S.Paschalis, M.Petri, L.Phair, N.D.Scielzo, A.Volya

γ-ray decay from neutron-bound and unbound states in 95Mo and a novel technique for spin determination

NUCLEAR REACTIONS 94Mo(d, p), E=5.5 MeV/nucleon; measured Ep, Eγ, Iγ, pγ-, pγγ-coin using STARS-LIBERACE detector array at LBNL, cyclotron facility. 95Mo; deduced levels, J, π, γ-branching ratios, average γ-ray emission probabilities. Novel method for spin determination. Comparison with ENSDF evaluation, statistical gamma-ray cascade model calculations, and with shell-model calculations.

doi: 10.1103/PhysRevC.93.024303
Citations: PlumX Metrics

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


2015GA24      Phys.Rev. C 92, 021301 (2015)

J.M.Gates, K.E.Gregorich, O.R.Gothe, E.C.Uribe, G.K.Pang, D.L.Bleuel, M.Block, R.M.Clark, C.M.Campbell, H.L.Crawford, M.Cromaz, A.Di Nitto, Ch.E.Dullmann, N.E.Esker, C.Fahlander, P.Fallon, R.M.Farjadi, U.Forsberg, J.Khuyagbaatar, W.Loveland, A.O.Macchiavelli, E.M.May, P.R.Mudder, D.T.Olive, A.C.Rice, J.Rissanen, D.Rudolph, L.G.Sarmiento, J.A.Shusterman, M.A.Stoyer, A.Wiens, A.Yakushev, H.Nitsche

Decay spectroscopy of element 115 daughters: 280Rg → 276Mt and 276Mt → 272Bh

NUCLEAR REACTIONS 243Am(48Ca, 3n)288Mc, E=262 MeV; measured evaporation residues (EVRs) by magnetic rigidities, Eα, SF-like events, decay chains using corner-cube-clover (C3) focal plane detector consisting of silicon-strip detectors surrounded by HPGe clover-type detectors, and DSSSDs for α particles at LBNL cyclotron facility; deduced data for forty-six decay chains from the decay of 288Mc and its α daughter products 284Nh, 280Rg, 276Mt, 272Bh, 268Db, the 268Db decaying by SF events.

RADIOACTIVITY 276Mt, 280Rg(α)[from α decay chain of 288Mc formed in 243Am(48Ca, 3n), E=262 MeV at LBNL cyclotron facility]; measured Eα, Iα, Eγ, Iγ, E(x rays), αγ-, α(x ray)-, γγ-coin, half-lives of 276Mt and 280Rg isotopes. 272Bh, 276Mt; deduced levels, multipolarities, α hindrance factors. GEANT4 simulations of α and photon spectra. No K-x rays were definitely assigned thus uncertain Z identification.

doi: 10.1103/PhysRevC.92.021301
Citations: PlumX Metrics

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


2015GI02      Phys.Rev. C 91, 054327 (2015)

F.Giacoppo, F.L.Bello Garrote, L.A.Bernstein, D.L.Bleuel, R.B.Firestone, A.Gorgen, M.Guttormsen, T.W.Hagen, M.Klintefjord, P.E.Koehler, A.C.Larsen, H.T.Nyhus, T.Renstrom, E.Sahin, S.Siem, T.Tornyi

γ decay from the quasicontinuum of 197, 198Au

NUCLEAR REACTIONS 197Au(d, p), E=12.5 MeV; 197Au(3He, 3He'), E=34.0 MeV; measured Eγ, Iγ, particle spectra, (particle)γ-coin using CACTUS spectrometer for γ rays and SiRi (Silicon Ring) for particle detection at Oslo Cyclotron Laboratory; deduced γ strength functions, level density, spin cutoff distributions as function of excitation energy, σ(E) for 197Au(n, γ). Comparison with (γ, n) experimental results, and with theoretical calculations using EGLO model with four SLO components, and QRPA.

doi: 10.1103/PhysRevC.91.054327
Citations: PlumX Metrics


2015GU27      Eur.Phys.J. A 51, 170 (2015)

M.Guttormsen, M.Aiche, F.L.Bello Garrote, L.A.Bernstein, D.L.Bleuel, Y.Byun, Q.Ducasse, T.K.Eriksen, F.Giacoppo, A.Gorgen, F.Gunsing, T.W.Hagen, B.Jurado, M.Klintefjord, A.C.Larsen, L.Lebois, B.Leniau, H.T.Nyhus, T.Renstrom, S.J.Rose, E.Sahin, S.Siem, T.G.Tornyi, G.M.Tveten, A.Voinov, M.Wiedeking, J.Wilson

Experimental level densities of atomic nuclei

doi: 10.1140/epja/i2015-15170-4
Citations: PlumX Metrics


2015LA08      Acta Phys.Pol. B46, 509 (2015)

A.C.Larsen, S.Goriely, L.A.Bernstein, D.L.Bleuel, A.Bracco, B.A.Brown, F.Camera, T.K.Eriksen, S.Frauendorf, F.Giacoppo, M.Guttormsen, A.Gorgen, S.Harissopulos, S.Leoni, S.N.Liddick, F.Naqvi, H.T.Nyhus, S.J.Rose, T.Renstrom, R.Schwengner, S.Siem, A.Spyrou, G.M.Tveten, A.V.Voinov, M.Wiedeking

Upbend and M1 Scissors Mode in Neutron-rich Nuclei - Consequences for r-process (n, γ) Reaction Rates

doi: 10.5506/APhysPolB.46.509
Citations: PlumX Metrics


2014GI08      Phys.Rev. C 90, 054330 (2014)

F.Giacoppo, F.L.Bello Garrote, L.A.Bernstein, D.L.Bleuel, T.K.Eriksen, R.B.Firestone, A.Gorgen, M.Guttormsen, T.W.Hagen, B.V.Kheswa, M.Klintefjord, P.E.Koehler, A.C.Larsen, H.T.Nyhus, T.Renstrom, E.Sahin, S.Siem, T.Tornyi

Level densities and thermodynamical properties of Pt and Au isotopes

NUCLEAR REACTIONS 195Pt(d, p), (p, p'), (p, d), E=11.3, 16.5 MeV; 197Au(d, p), (d, d'), E=12.5 MeV; 197Au(3He, 3He'), E=34.0 MeV; measured Eγ, Iγ, particle spectra, (particle)γ-coin using SiRi particle detector array and CACTUS multidetector array for γ rays at Oslo cyclotron facility. 194,195,196Pt, 197,198Au; deduced level densities from the population of excited states below S(n), density as function of temperature, single-particle level space for the last unpaired valence neutron, heat capacity and temperature, evidence of consecutive breaking of nucleon Cooper pairs in the heated nuclear system.

doi: 10.1103/PhysRevC.90.054330
Citations: PlumX Metrics


2014RO25      Phys.Rev. C 90, 044323 (2014)

T.J.Ross, R.O.Hughes, J.M.Allmond, C.W.Beausang, C.T.Angell, M.S.Basunia, D.L.Bleuel, J.T.Burke, R.J.Casperson, J.E.Escher, P.Fallon, R.Hatarik, J.Munson, S.Paschalis, M.Petri, L.W.Phair, J.J.Ressler, N.D.Scielzo

Spectroscopy of 153Gd and 157Gd using the (p, dγ) reaction

NUCLEAR REACTIONS 154,158Gd(p, d), E=25 MeV; measured Eγ, Iγ, E(d), I(d), dγ-, dγγ-coin, d(θ) in coincidence with γ rays using STARS and LIBERACE arrays at LBNL cyclotron facility. 153,157Gd; deduced levels, J, π, L-transfers, Nilsson assignments. DWBA analysis of angular distribution data. Comparison with previous experimental results. Discussed residual effects of a neutron subshell closure at N=64.

doi: 10.1103/PhysRevC.90.044323
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2138. Data from this article have been entered in the XUNDL database. For more information, click here.


2014WI04      Nucl.Data Sheets 119, 258 (2014)

M.Wiedeking, L.A.Bernstein, J.M.Allmond, M.S.Basunia, D.L.Bleuel, J.T.Burke, P.Fallon, R.B.Firestone, B.L.Goldblum, R.Hatarik, M.Krticka, P.T.Lake, A.C.Larsen, I.-Y.Lee, S.R.Lesher, S.Paschalis, M.Petri, L.Phair, N.D.Scielzo

Photon Strength Function at Low Energies in 95Mo

NUCLEAR REACTIONS 94Mo(d, p), E=11 MeV; measured Eγ, Iγ, Ep, Ip, pγ-coin, charged particles using STARS-LIBERACE array; deduced γ-ray strength function energy dependence below 7 MeV using also (3He, α) data reference; calculated γ-ray strength function using various assumptions on reaction mechanism.

doi: 10.1016/j.nds.2014.08.071
Citations: PlumX Metrics


2013CR02      Phys.Rev.Lett. 110, 242701 (2013)

H.L.Crawford, R.M.Clark, P.Fallon, A.O.Macchiavelli, T.Baugher, D.Bazin, C.W.Beausang, J.S.Berryman, D.L.Bleuel, C.M.Campbell, M.Cromaz, G.de Angelis, A.Gade, R.O.Hughes, I.Y.Lee, S.M.Lenzi, F.Nowacki, S.Paschalis, M.Petri, A.Poves, A.Ratkiewicz, T.J.Ross, E.Sahin, D.Weisshaar, K.Wimmer, R.Winkler

Quadrupole Collectivity in Neutron-Rich Fe and Cr Isotopes

NUCLEAR REACTIONS Bi(66Fe, 66Fe'), (68Fe, 68Fe'), (64Cr, 64Cr'), E<130 MeV/nucleon; measured reaction products, Eγ, Iγ. 66,68Fe, 64Cr; deduced σ, B(E2). Comparison with state-of-the-art large-scale shell-model calculations within the full fpgd neutron orbital model space using the Lenzi-Nowacki-Poves-Sieja effective interaction.

doi: 10.1103/PhysRevLett.110.242701
Citations: PlumX Metrics

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


2013RO23      Phys.Rev. C 88, 031301 (2013)

T.J.Ross, R.O.Hughes, C.W.Beausang, J.M.Allmond, C.T.Angell, M.S.Basunia, D.L.Bleuel, J.T.Burke, R.J.Casperson, J.E.Escher, P.Fallon, R.Hatarik, J.Munson, S.Paschalis, M.Petri, L.W.Phair, J.J.Ressler, N.D.Scielzo

Remnants of spherical shell structures in deformed nuclei: The impact of an N=64 neutron subshell closure on the structure of N≈90 gadolinium nuclei

NUCLEAR REACTIONS 154,156,158Gd(p, d), E=25 MeV; measured deuteron and γ spectra, dγ-, γγ-coin, σ(θ) for deuterons using STARS and LIBERACE detector systems at LBNL facility. DWBA analysis of σ(θ) data. 153,155, 157Gd; deduced low-energy levels, J, π, Nilsson configurations, persistence of spherical shell structure.

doi: 10.1103/PhysRevC.88.031301
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2067. Data from this article have been entered in the XUNDL database. For more information, click here.


2013SA36      Phys.Rev.Lett. 111, 052501 (2013)

D.B.Sayre, C.R.Brune, J.A.Caggiano, V.Y.Glebov, R.Hatarik, A.D.Bacher, D.L.Bleuel, D.T.Casey, C.J.Cerjan, M.J.Eckart, R.J.Fortner, J.A.Frenje, S.Friedrich, M.Gatu-Johnson, G.P.Grim, C.Hagmann, J.P.Knauer, J.L.Kline, D.P.McNabb, J.M.McNaney, J.M.Mintz, M.J.Moran, A.Nikroo, T.Phillips, J.E.Pino, B.A.Remington, D.P.Rowley, D.H.Schneider, V.A.Smalyuk, W.Stoeffl, R.E.Tipton, S.V.Weber, C.B.Yeamans

Measurement of the T+T Neutron Spectrum Using the National Ignition Facility

NUCLEAR REACTIONS 3H(t, 2n), E(cm)=16 keV; measured reaction products, En, In; deduced neutron energy spectra σ(E). R-matrix model, National Ignition Facility (NIF).

doi: 10.1103/PhysRevLett.111.052501
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2051.


2012GO06      Phys.Rev. C 85, 054616 (2012)

B.L.Goldblum, M.Wiedeking, T.Reed, K.Alfonso, J.M.Allmond, L.A.Bernstein, D.L.Bleuel, F.S.Dietrich, R.Hatarik, P.T.Lake, I.-Y.Lee, S.R.Lesher, S.Paschalis, M.Petri, L.Phair, N.D.Scielzo, R.Vial, J.Vujic

Indirect determination of neutron capture cross sections on spherical and near-spherical nuclei using the surrogate method

NUCLEAR REACTIONS 92,94Mo(d, p), E=11 MeV; measured particle spectrum, Eγ, Iγ, (particle)γ-coin using STARS-LIBERACE array. DWBA analysis. 92Mo(n, γ), E=80-890 keV; deduced capture cross section using the absolute surrogate and surrogate ratio methods (SRM) relative to 94Mo(n, γ) cross section. Gamma decay tagging techniques. Dicebox statistical model analysis for gamma cascades. Comparison with ENDF/B-VII.0 evaluation.

doi: 10.1103/PhysRevC.85.054616
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14338.


2012RO14      Phys.Rev. C 85, 051304 (2012)

T.J.Ross, C.W.Beausang, R.O.Hughes, J.M.Allmond, C.T.Angell, M.S.Basunia, D.L.Bleuel, J.T.Burke, R.J.Casperson, J.E.Escher, P.Fallon, R.Hatarik, J.Munson, S.Paschalis, M.Petri, L.Phair, J.J.Ressler, N.D.Scielzo, I.J.Thompson

Measurement of the entry-spin distribution imparted to the high excitation continuum region of gadolinium nuclei via (p, d) and (p, t) reactions

NUCLEAR REACTIONS 154,158Gd(p, d), (p, t), E=25 MeV; measured particle and γ spectra, pγ-, dγ-, tγ-coin, σ(θ) using STARS-LIBERACE array; deduced entry spin distribution for the highly excited quasicontinuum in light-ion transfer reactions. DWBA analysis of σ(θ) data. 153,156Gd; deduced levels, J, π, l-transfer.

doi: 10.1103/PhysRevC.85.051304
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2071.


2012RO42      Phys.Rev. C 86, 067301 (2012)

T.J.Ross, C.W.Beausang, R.O.Hughes, N.D.Scielzo, J.T.Burke, J.M.Allmond, C.T.Angell, M.S.Basunia, D.L.Bleuel, R.J.Casperson, J.E.Escher, P.Fallon, R.Hatarik, J.Munson, S.Paschalis, M.Petri, L.Phair, J.J.Ressler

Spectroscopy of 88Y by the (p, dγ) reaction

NUCLEAR REACTIONS 89Y(p, d), E=25 MeV; measured E(d), I(d), Eγ, Iγ, dγ-coin, yields using STARS array for deuterons and LIBERACE array for γ rays at LBNL cyclotron facility. 88Y; deduced levels, branching ratios. 89Y(p, p'), (p, p'n), E=25 MeV; measured Ep, Ip, pγ-coin.

doi: 10.1103/PhysRevC.86.067301
Citations: PlumX Metrics

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


2012SC10      Phys.Rev. C 85, 054619 (2012)

N.D.Scielzo, J.E.Escher, J.M.Allmond, M.S.Basunia, C.W.Beausang, L.A.Bernstein, D.L.Bleuel, J.T.Burke, R.M.Clark, F.S.Dietrich, P.Fallon, J.Gibelin, B.L.Goldblum, S.R.Lesher, M.A.McMahan, E.B.Norman, L.Phair, E.Rodriguez-Vieitez, S.A.Sheets, I.J.Thompson, M.Wiedeking

Statistical γ rays in the analysis of surrogate nuclear reactions

NUCLEAR REACTIONS 154,155,156,158Gd(p, p'), E=21.7 MeV; measured Ep, Ip, Eγ, Iγ, pγ-coin using STARS-LiBerACE at LBNL cyclotron facility; deduced γ-ray emission probability. 155,157Gd(n, γ), E<3.5 MeV; deduced cross section ratios by surrogate analyses using statistical and discrete γ-rays. Comparison with reaction theory. Surrogate nuclear reaction technique.

doi: 10.1103/PhysRevC.85.054619
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14339.


2012WI04      Phys.Rev.Lett. 108, 162503 (2012)

M.Wiedeking, L.A.Bernstein, M.Krticka, D.L.Bleuel, J.M.Allmond, M.S.Basunia, J.T.Burke, P.Fallon, R.B.Firestone, B.L.Goldblum, R.Hatarik, P.T.Lake, I-Y.Lee, S.R.Lesher, S.Paschalis, M.Petri, L.Phair, N.D.Scielzo

Low-Energy Enhancement in the Photon Strength of 95Mo

NUCLEAR REACTIONS 94Mo(d, p), E=11 MeV; measured reaction products, Eπ, Iπ, Eγ, Iγ, γ-γ-coin.; deduced photon strength functions, low-energy enhancement. Comparison with available data, quadratic fit.

doi: 10.1103/PhysRevLett.108.162503
Citations: PlumX Metrics


2011BE57      J.Phys.:Conf.Ser. 312, 092017 (2011)

J.S.Berryman, R.M.Clark, K.E.Gregorich, J.M.Allmond, D.L.Bleuel, R.J.Cooper, M.Cromaz, M.A.Deleplanque, I.Dragojevic, J.Dvorak, P.A.Ellison, P.Fallon, M.A.Garcia, J.M.Gates, S.Gros, O.Gothe, H.B.Jeppesen, D.Kaji, I.Y.Lee, A.O.Macchiavelli, K.Morimoto, H.Nitsche, S.Paschalis, M.Petri, J.Qian, L.Stavsetra, F.S.Stephens, M.A.Stoyer, T.J.Ross, H.Watanabe, M.Wiedeking

Nuclear spectroscopy of the heaviest elements: studies of 254No, 257Rf, and 261Sg

NUCLEAR REACTIONS 208Pb(48Ca, 2n), E=221 MeV;208Pb(50Ti, n), E=238 MeV;208Pb(54Cr, n), E=261 MeV; measured Eγ, Iγ using HPGe, recoils using MWPC, Eα, Iα, E(e), I(e), eγ-coin. 254No, 257Rf deduced levels, J, π, γ transitions, isomeric transition T1/2, bands, 257Rf α-decay T1/2, 254No g-factor.

doi: 10.1088/1742-6596/312/9/092017
Citations: PlumX Metrics


2011GI03      Nucl.Instrum.Methods Phys.Res. A648, 109 (2011)

J.Gibelin, M.Wiedeking, L.Phair, P.Fallon, S.Basunia, L.A.Bernstein, J.T.Burke, D.L.Bleuel, R.M.Clark, M.Cromaz, M.-A.Deleplanque, B.F.Goldblum, S.Gros, H.B.Jeppesen, P.T.Lake, I.-Y.Lee, S.R.Lesher, A.O.Macchiavelli, M.A.McMahan, J.Pavan, E.Rodriguez-Vieitez, N.D.Scielzo, L.G.Moretto

Channel selection of neutron-rich nuclei following fusion-evaporation reactions of light systems

NUCLEAR REACTIONS 9Be(9Be, X)15N/16N/12C/13C/15C/16C, E=30, 35, 40 MeV;12C(18O, X)27Mg/28Mg, E=50, 60 MeV; 11B, 12C(18O, X)26Mg/27Mg/25Mg/24Na, E not given; measured reaction products, Eγ, Iγ; deduced production yields. Comparison with PACE, LisFus and GEMINI calculations.

doi: 10.1016/j.nima.2011.05.041
Citations: PlumX Metrics


2011RE09      Phys.Rev. C 83, 054610 (2011)

J.J.Ressler, J.T.Burke, J.E.Escher, C.T.Angell, M.S.Basunia, C.W.Beausang, L.A.Bernstein, D.L.Bleuel, R.J.Casperson, B.L.Goldblum, J.Gostic, R.Hatarik, R.Henderson, R.O.Hughes, J.Munson, L.W.Phair, T.J.Ross, N.D.Scielzo, E.Swanberg, I.J.Thompson, M.Wiedeking

Surrogate measurement of the 238Pu(n, f) cross section

NUCLEAR REACTIONS 239Pu(α, α'F), 235U(α, α'F), 236U(α, α'F), E=20-55 MeV; measured particle and fission fragment spectra, α-fission coincidences, cross sections, fission fragment anisotropy ratios. 238Pu, 234,235U(n, F), E=5-20 MeV; deduced fission cross sections using surrogate ratio method. Comparison with previous experimental data and evaluated libraries. Data needs for following reactions for next-generation reactors: 241Pu, 241,242Am, 243,244,245Cm(n, F), E.1 MeV. Potential surrogate and ratio reactions listed.

doi: 10.1103/PhysRevC.83.054610
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14292.


2010AL15      Phys.Rev. C 81, 064316 (2010)

J.M.Allmond, C.W.Beausang, J.O.Rasmussen, T.J.Ross, M.S.Basunia, L.A.Bernstein, D.L.Bleuel, W.Brooks, N.Brown, J.T.Burke, B.K.Darakchieva, K.R.Dudziak, K.E.Evans, P.Fallon, H.B.Jeppesen, J.D.LeBlanc, S.R.Lesher, M.A.McMahan, D.A.Meyer, L.Phair, N.D.Scielzo, S.R.Stroberg, M.Wiedeking

Particle-γ spectroscopy of the (p, d-γ)155Gd reaction: Neutron single-quasiparticle states at N=91

NUCLEAR REACTIONS 156Gd(p, d), E=25 MeV; measured Eγ, Iγ, Ed, Id, dγ-, dγγ-coin, γd(θ), σ. 155Gd; deduced levels, J, π, Nilsson configurations, L transfers, C2jl expansion coefficients, occupancies V2. DWBA analysis of σ(θ) data.

doi: 10.1103/PhysRevC.81.064316
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2063. Data from this article have been entered in the XUNDL database. For more information, click here.


2010BE16      Phys.Rev. C 81, 064325 (2010); Publishers Note Phys.Rev. C 82, 029906 (2010)

J.S.Berryman, R.M.Clark, K.E.Gregorich, J.M.Allmond, D.L.Bleuel, M.Cromaz, I.Dragojevic, J.Dvorak, P.A.Ellison, P.Fallon, M.A.Garcia, S.Gros, I.Y.Lee, A.O.Macchiavelli, S.Paschalis, M.Petri, J.Qian, M.A.Stoyer, M.Wiedeking

Electromagnetic decays of excited states in 261Sg (Z=106) and 257Rf (Z=104)

NUCLEAR REACTIONS 208Pb(54Cr, n), E=261 MeV; 208Pb(50Ti, n), (50Ti, 2n), E=238 MeV; measured Eγ, E(ce), Eα, (recoil)(ce)(α)-, (recoil)(ce)(x ray)(α)-, (recoil)(ce)-, (recoil)(ce)(fission)-, γ(recoil)(ce)(α)-, γ(recoil)(ce)(x ray)(α)-, (recoil)(ce)(α)(α)-coin, half-lives. 257Rf, 261Sg; deduced levels, J, π, isomer, band, configurations. Comparison with calculated energy levels of 261Sg.

RADIOACTIVITY 256RF(SF); 257Rf, 261Sg(α); measured Eα, half-lives.

doi: 10.1103/PhysRevC.81.064325
Citations: PlumX Metrics

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


2010BL14      Nucl.Instrum.Methods Phys.Res. A 624, 691 (2010)

D.L.Bleuel, L.A.Bernstein, J.T.Burke, J.Gibelin, M.D.Heffner, J.Mintz, E.B.Norman, L.Phair, N.D.Scielzo, S.A.Sheets, N.J.Snyderman, M.A.Stoyer, M.Wiedeking

Gamma-ray multiplicity measurement of the spontaneous fission of 252Cf in a segmented HPGe/BGO detector array

RADIOACTIVITY 252Cf(SF); measured products, Eγ, Iγ; deduced yields. Data were imported from EXFOR entry 14286.

doi: 10.1016/j.nima.2010.09.145
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14286.


2010EL06      Phys.Rev.Lett. 105, 182701 (2010)

P.A.Ellison, K.E.Gregorich, J.S.Berryman, D.L.Bleuel, R.M.Clark, I.Dragojevic, J.Dvorak, P.Fallon, C.Fineman-Sotomayor, J.M.Gates, O.R.Gothe, I.Y.Lee, W.D.Loveland, J.P.McLaughlin, S.Paschalis, M.Petri, J.Qian, L.Stavsetra, M.Wiedeking, H.Nitsche

New Superheavy Element Isotopes: 242Pu(48Ca, 5n)285114

NUCLEAR REACTIONS 242Pu(48Ca, Xn)285Fl/286Fl/287Fl/288Fl, E=256 MeV; measured reaction products, Eα, Iα; deduced σ, Q-values. Comparison with experimental values.

RADIOACTIVITY 285,286Fl, 281Cn, 277Ds, 273Hs, 269Sg(α); measured Eα; deduced Q(α). 265Rf, 282Cn(SF); measured SF decay energy.

doi: 10.1103/PhysRevLett.105.182701
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1822. Data from this article have been entered in the XUNDL database. For more information, click here.


2010HA03      Phys.Rev. C 81, 011602 (2010)

R.Hatarik, L.A.Bernstein, J.A.Cizewski, D.L.Bleuel, J.T.Burke, J.E.Escher, J.Gibelin, B.L.Goldblum, A.M.Hatarik, S.R.Lesher, P.D.O'Malley, L.Phair, E.Rodriguez-Vieitez, T.Swan, M.Wiedeking

Benchmarking a surrogate reaction for neutron capture

NUCLEAR REACTIONS 171,173Yb(d, pγ), E=18.5 MeV; measured Eγ, Iγ, particle spectra, (particle)γ-coin using STARS array for particles and HPGe detectors for γ rays; deduced intensity ratios of γ rays in 172Yb and 174Yb, cross sections, and comparison with DICEBOX simulations. 171,173Yb(n, γ), E=5-260 keV; comparison of neutron capture cross sections with those from (d, pγ) reaction using external surrogate ratio method.

doi: 10.1103/PhysRevC.81.011602
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14258.


2010RE01      Phys.Rev. C 81, 014301 (2010)

J.J.Ressler, J.A.Caggiano, C.J.Francy, P.N.Peplowski, J.M.Allmond, C.W.Beausang, L.A.Bernstein, D.L.Bleuel, J.T.Burke, P.Fallon, A.A.Hecht, D.V.Jordan, S.R.Lesher, M.A.McMahan, T.S.Palmer, L.Phair, N.D.Scielzo, P.G.Swearingen, G.A.Warren, M.Wiedeking

Fission fragment isomers populated via 6Li+232Th

NUCLEAR REACTIONS 232Th(6Li, X), E=45 MeV; measured Eγ, Iγ, γγ-coin, particle spectra, (particle)γ-coin, (particle)γ-correlations using STARS Si array at LBNL and Ge detectors. 88Br, 93Rb, 95,98,99Y, 99Mo, 100Tc, 121,123In, 119,120,121,122,123,124,125,126,127Sn, 123,125,127,131Sb, 131I, 132Te, 134,136Xe; measured isomer half-lives; deduced levels, J, π. Level systematics of neighboring Sn, Sb and In nuclides.

RADIOACTIVITY 121m,123mIn(IT), 125mSb(IT); measured Eγ, Iγ, γγ-coin; deduced levels, J, π. 117Cd, 128Sb(β-); measured Eγ.

doi: 10.1103/PhysRevC.81.014301
Citations: PlumX Metrics

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


2010SC06      Phys.Rev. C 81, 034608 (2010)

N.D.Scielzo, J.E.Escher, J.M.Allmond, M.S.Basunia, C.W.Beausang, L.A.Bernstein, D.L.Bleuel, J.T.Burke, R.M.Clark, F.S.Dietrich, P.Fallon, J.Gibelin, B.L.Goldblum, S.R.Lesher, M.A.McMahan, E.B.Norman, L.Phair, E.Rodriquez-Vieitez, S.A.Sheets, I.J.Thompson, M.Wiedeking

Measurement of γ-emission branching ratios for 154, 156, 158Gd compound nuclei: Tests of surrogate nuclear reaction approximations for (n, γ) cross sections

NUCLEAR REACTIONS 154,156,158Gd(p, p'γ), E=22 MeV; measured Eγ, Iγ, proton spectra, γ-ray emission probabilities using STARS/LiBerACE array. 155,157Gd(n, γ), E=0.01-4 MeV; deduced σ by surrogate reaction method using Weisskopf-Ewing and ratio approximations.

doi: 10.1103/PhysRevC.81.034608
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14268.


2009AL13      Phys.Rev. C 79, 054610 (2009)

J.M.Allmond, L.A.Bernstein, C.W.Beausang, L.Phair, D.L.Bleuel, J.T.Burke, J.E.Escher, K.E.Evans, B.L.Goldblum, R.Hatarik, H.B.Jeppesen, S.R.Lesher, M.A.McMahan, J.O.Rasmussen, N.D.Scielzo, M.Wiedeking

Relative 235U(n, γ) and (n, f) cross sections from 235U(d, pγ) and (d, pf)

NUCLEAR REACTIONS 235U(d, pγ), (d, pf), E=21 MeV; measured Eγ, Iγ, proton spectra, fission spectra, σ. Internal surrogate ratio method (ISRM). Model-independent method used for measurement of γ-channel yield.

doi: 10.1103/PhysRevC.79.054610
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14230.


2009BA23      Nucl.Instrum.Methods Phys.Res. B267, 1899 (2009)

M.S.Basunia, R.M.Clark, B.L.Goldblum, L.A.Bernstein, L.Phair, J.T.Burke, C.W.Beausang, D.L.Bleuel, B.Darakchieva, F.S.Dietrich, M.Evtimova, P.Fallon, J.Gibelin, R.Hatarik, C.C.Jewett, S.R.Lesher, M.A.McMahan, E.Rodriguez-Vieitez, M.Wiedeking

The (3He, tf) as a surrogate reaction to determine (n, f) cross sections in the 10-20 MeV energy range

NUCLEAR REACTIONS 238U(3He, tf), E=10-20 MeV; Measured surrogate σ;237Np(n, f); Deduced σ. Compared results with ENDF/B-VII.0, JENDL-3.3 libraries.

doi: 10.1016/j.nimb.2009.04.006
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset31673.


2009BE26      Phys.Rev. C 80, 014302 (2009)

P.C.Bender, C.R.Hoffman, M.Wiedeking, J.M.Allmond, L.A.Bernstein, J.T.Burke, D.L.Bleuel, R.M.Clark, P.Fallon, B.L.Goldblum, T.A.Hinners, H.B.Jeppesen, S.Lee, I.-Y.Lee, S.R.Lesher, A.O.Macchiavelli, M.A.McMahan, D.Morris, M.Perry, L.Phair, N.D.Scielzo, S.L.Tabor, V.Tripathi, A.Volya

Approaching the "island of inversion": 34P

NUCLEAR REACTIONS 18O(18O, np), E=20, 24, 25, 30, 44 MeV; measured Eγ, Iγ, γγ-, pγ-coin, γ(θ), DSA and half-lives. 34P; deduced levels, J, π, multipolarities, transition strengths and configurations. Island of inversion. Comparison with shell-model calculations using a modified WBP interaction.

NUCLEAR STRUCTURE 32,34,36P; calculated levels, J, π and subshell occupancies using WBP interaction shell-model formalism.

doi: 10.1103/PhysRevC.80.014302
Citations: PlumX Metrics

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


2009GO28      Phys.Rev. C 80, 044610 (2009)

B.L.Goldblum, S.R.Stroberg, J.M.Allmond, C.Angell, L.A.Bernstein, D.L.Bleuel, J.T.Burke, J.Gibelin, L.Phair, N.D.Scielzo, E.Swanberg, M.Wiedeking, E.B.Norman

Indirect determination of the 230Th(n, f) and 231Th(n, f) cross sections for thorium-based nuclear energy systems

NUCLEAR REACTIONS 230Th(n, f), E=220 keV-25 MeV; 231Th(n, f), E=360 keV-10 MeV; measured fission fragments, σ using surrogate ratio method. Comparison with previous measurements and evaluations. 232Th, 236U(3He, 3He'), (3He, α), E=42 MeV; measured particle spectra, and relative fission decay probability in surrogate reactions.

doi: 10.1103/PhysRevC.80.044610
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14254.


2009JE01      Phys.Rev. C 79, 031303 (2009)

H.B.Jeppesen, I.Dragojevic, R.M.Clark, K.E.Gregorich, M.N.Ali, J.M.Allmond, C.W.Beausang, D.L.Bleuel, M.Cromaz, M.A.Deleplanque, P.A.Ellison, P.Fallon, M.A.Garcia, J.M.Gates, J.P.Greene, S.Gros, I.Y.Lee, H.L.Liu, A.O.Macchiavelli, S.L.Nelson, H.Nitsche, J.R.Pavan, L.Stavsetra, F.S.Stephens, M.Wiedeking, R.Wyss, F.R.Xu

Multi-quasiparticle states in 256Rf

NUCLEAR REACTIONS 208Pb(50Ti, 2n), E=243 MeV; measured (recoil)(electron)(fission)-coin, (electron)γ-coin, conversion electron spectra, Eγ, Iγ, half-lives. 256Rf; deduced levels, J, π, high-K isomers, configurations. Comparisons with Woods-Saxon potential-energy surface calculations.

doi: 10.1103/PhysRevC.79.031303
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1688. Data from this article have been entered in the XUNDL database. For more information, click here.


2009LE11      Phys.Rev. C 79, 044609 (2009)

S.R.Lesher, J.T.Burke, L.A.Bernstein, H.Ai, C.W.Beausang, D.L.Bleuel, R.M.Clark, F.S.Dietrich, J.E.Escher, P.Fallon, J.Gibelin, B.L.Goldblum, I.Y.Lee, A.O.Macchiavelli, M.A.McMahan, K.J.Moody, E.B.Norman, L.Phair, E.Rodriguez-Vieitez, N.D.Scielzo, M.Wiedeking

Surrogate ratio method in the actinide region using the (α, α'f) reaction

NUCLEAR REACTIONS 234,236U(α, α'f), E=55 MeV; measured fission spectra, α(fission)-coin, in-plane and out-of-plane fission ratios; deduced direct-reaction-induced fission probability ratio. 233,235U(n, f); compared cross sections. Comparison between fission probability ratio and ratio of cross sections. Surrogate ratio method (SRM). Application of SRM as a method of calculating unknown cross sections.

doi: 10.1103/PhysRevC.79.044609
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14250.


2008GO30      Phys.Rev. C 78, 064606 (2008)

B.L.Goldblum, S.G.Prussin, U.Agvaanluvsan, L.A.Bernstein, D.L.Bleuel, W.Younes, M.Guttormsen

Determination of (n, γ) cross sections in the rare-earth region using the surrogate ratio method

NUCLEAR REACTIONS 171Yb, 161Dy(3He, 3He'), (3He, α), E=38 MeV/nucleon; analyzed neutron energies. 170Yb, 160Dy(n, γ); deduced Eγ, σ. Surrogate ratio method.

doi: 10.1103/PhysRevC.78.064606
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset23053.


2008WI04      Phys.Rev.Lett. 100, 152501 (2008)

M.Wiedeking, P.Fallon, A.O.Macchiavelli, J.Gibelin, M.S.Basunia, R.M.Clark, M.Cromaz, M.-A.Deleplanque, S.Gros, H.B.Jeppesen, P.T.Lake, I.-Y.Lee, L.G.Moretto, J.Pavan, L.Phair, E.Rodriguez-Vieitez, L.A.Bernstein, D.L.Bleuel, J.T.Burke, S.R.Lesher, B.F.Lyles, N.D.Scielzo

Lifetime Measurement of the First Excited 2+ State in 16C

NUCLEAR REACTIONS 9Be(9Be, 2p), E=40 MeV; measured Eγ, Iγ, charged particles. 16C; deduced levels, lifetimes, B(E2).

doi: 10.1103/PhysRevLett.100.152501
Citations: PlumX Metrics

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


2008WI05      Phys.Rev. C 77, 054305 (2008)

M.Wiedeking, P.Fallon, A.O.Macchiavelli, L.A.Bernstein, J.Gibelin, L.Phair, J.T.Burke, D.L.Bleuel, R.M.Clark, M-A.Deleplanque, S.Gros, R.Hatarik, H.B.Jeppesen, I-Y.Lee, B.F.Lyles, M.A.McMahan, L.G.Moretto, J.Pavan, E.Rodriguez-Vieitez, A.Volya

Nuclear structure of 18N and the neighboring N = 11 isotones

NUCLEAR REACTIONS 9Be(11B, 2p), E=50 MeV; measured Eγ, Iγ, γγ-, (2p)γ-coin, lifetimes. 18N; deduced levels, J, π, configurations. 17C, 18N, 19O; systematics. Comparison with model calculations.

doi: 10.1103/PhysRevC.77.054305
Citations: PlumX Metrics

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


2007BL24      Nucl.Instrum.Methods Phys.Res. B 261, 974 (2007)

D.L.Bleuel, M.A.Mcmahan, L.Ahle, B.R.Barquest, J.Cerny, L.H.Heilbronn, C.C.Jewett

Characterization of a tunable quasi-monoenergetic neutron beam from deuteron breakup

NUCLEAR REACTIONS Ti(d, np), Ta(d, np), E=20-29 MeV; measured products, Eπ, Iπ; deduced σ(θ, E). Data were imported from EXFOR entry C1595.

doi: 10.1016/j.nimb.2007.04.125
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1595.


2007LY04      Phys.Rev. C 76, 014606 (2007); Erratum Phys.Rev. C 76, 019905 (2007)

B.F.Lyles, L.A.Bernstein, J.T.Burke, F.S.Dietrich, J.Escher, I.Thompson, D.L.Bleuel, R.M.Clark, P.Fallon, J.Gibelin, A.O.Macchiavelli, M.A.McMahan, L.Phair, E.Rodriguez-Vieitez, M.Wiedeking, C.W.Beausang, S.R.Lesher, B.Darakchieva, M.Evtimova

Absolute and relative surrogate measurements of the 236U(n, f) cross section as a probe of angular momentum effects

NUCLEAR REACTIONS 235,238U(3He, αf), E=42 MeV; measured fission fragment spectra in coincidence with α-particles. 236U(n, f), E< 20 MeV; deduced cross sections using the surrogate technique.

doi: 10.1103/PhysRevC.76.014606
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset14146.


Back to query form


Note: The following list of authors and aliases matches the search parameter D.L.Bleuel: , D.L.BLEUEL