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NSR database version of April 11, 2024.

Search: Author = C.Casarella

Found 9 matches.

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2018AP03      Phys.Rev. C 98, 034303 (2018)

A.Aprahamian, R.C.de Haan, S.R.Lesher, C.Casarella, A.Stratman, H.G.Borner, H.Lehmann, M.Jentschel, A.M.Bruce

Lifetime measurements in ¹⁵⁶Gd

NUCLEAR REACTIONS ¹⁵⁵Gd(n, γ), E=thermal; measured Eγ, Iγ, level half-lives by GRID technique for the broadening of decay γ-ray lines using GAMS4 double-flat-crystal spectrometer at the Institut Laue-Langevin (ILL-Grenoble) High Flux Reactor. ¹⁵⁶Gd; deduced levels, J, π, B(E2), B(E1), intrinsic quadrupole moments, dynamic moments of inertia of the K=0+, 2+, 4+ bands. Systematics of levels, two-neutron and two-proton pairing gaps in ^{154,156,158,160}Gd. Comparison with previous experimental values, and with partial dynamical symmetry (PDS), and 5DCH predictions.

doi: 10.1103/PhysRevC.98.034303
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Data from this article have been entered in the XUNDL database. For more information, click here.

2017AP01      Phys.Rev. C 95, 024329 (2017)

A.Aprahamian, S.R.Lesher, C.Casarella, H.G.Borner, M.Jentschel

Lifetime measurements in ¹⁶²Dy

NUCLEAR REACTIONS Dy(n, γ), E=thermal neutrons from high flux reactor at the ILL-Grenoble; measured Eγ, Iγ, level half-lives by Gamma-Ray-Induced Doppler (GRID) broadening technique. ¹⁶²Dy; deduced levels, bands, B(E2), B(E1), B(M1), collective quadrupole and octupole vibrational excitations. Comparison with Alaga rule predictions. Systematics of energies and B(E2) values for second 0+ and 2+ states in even-even Z=62-72 and N=84-100 nuclei.

doi: 10.1103/PhysRevC.95.024329
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Data from this article have been entered in the XUNDL database. For more information, click here.

2017LE04      Phys.Rev. C 95, 064309 (2017)

S.R.Lesher, C.Casarella, A.Aprahamian, L.M.Robledo, B.P.Crider, R.Ikeyama, I.R.Marsh, M.T.McEllistrem, E.E.Peters, F.M.Prados-Estevez, M.K.Smith, Z.R.Tully, J.R.Vanhoy, S.W.Yates

Lifetime measurements of low-spin negative-parity levels in ¹⁶⁰Gd

NUCLEAR REACTIONS ¹⁶⁰Gd(n, n'γ), E=1.5-2.8 MeV; measured Eγ, Iγ, γ(θ), excitation functions, level half-lives by DSAM at the University of Kentucky Accelerator Laboratory (UKAL). ¹⁶⁰Gd; deduced levels, J, π, bands, multipolarities, mixing ratios, B(E2), B(E1), octupole vibrations; calculated potential energy surface in (Q₂₀, Q₃₀) plane. Comparison with generator coordinate method (GCM) calculations using the GognyD1S energy density functional.

doi: 10.1103/PhysRevC.95.064309
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Data from this article have been entered in the XUNDL database. For more information, click here.

2016BA28      Eur.Phys.J. A 52, 126 (2016)

A.Battaglia, W.Tan, R.Avetisyan, C.Casarella, A.Gyurijinyan, K.V.Manukyan, S.T.Marley, A.Nystrom, N.Paul, K.Siegl, K.Smith, M.K.Smith, S.Y.Strauss, A.Aprahamian

Measurements of conversion electrons in the s-process branching point nucleus ¹⁷⁶Lu

NUCLEAR REACTIONS ¹⁷⁶Yb(p, n), E=7.75 MeV; measured Eγ, Iγ from ¹⁷⁶Lu using HPGe from GEORGINA array, eγ-coin, internal conversion electrons using ICEBall, En, In using NE213; deduced γ energy spectra, γ-ray and electron spectra in coincidence. ¹⁷⁶Lu deduced electron energies, ICE coefficients, γ-ray transition multipolarity, levels, J, π, partial level scheme.

doi: 10.1140/epja/i2016-16126-x
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Data from this article have been entered in the XUNDL database. For more information, click here.

2015LE05      Phys.Rev. C 91, 054317 (2015)

S.R.Lesher, C.Casarella, A.Aprahamian, B.P.Crider, R.Ikeyama, I.R.Marsh, M.T.McEllistrem, E.E.Peters, F.M.Prados-Estevez, M.K.Smith, Z.R.Tully, J.R.Vanhoy, S.W.Yates

Collectivity of 0⁺ states in ¹⁶⁰Gd

NUCLEAR REACTIONS ¹⁶⁰Gd(n, n'), E<2.8 MeV; measured Eγ, Iγ, excitation functions, γ(θ), level half-lives by DSAM at University of Kentucky Accelerator Laboratory (UKAL). ¹⁶⁰Gd; deduced levels, J, π, level scheme for decay of bands based on excited 0+ states, B(E2), B(E1), B(M1), collective nature of states.

doi: 10.1103/PhysRevC.91.054317
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Data from this article have been entered in the XUNDL database. For more information, click here.

2015QU01      Phys.Rev. C 92, 045805 (2015)

S.J.Quinn, A.Spyrou, A.Simon, A.Battaglia, M.Bowers, B.Bucher, C.Casarella, M.Couder, P.A.DeYoung, A.C.Dombos, J.Gorres, A.Kontos, Q.Li, A.Long, M.Moran, N.Paul, J.Pereira, D.Robertson, K.Smith, M.K.Smith, E.Stech, R.Talwar, W.P.Tan, M.Wiescher

(α, γ) cross section measurements in the region of light p nuclei

NUCLEAR REACTIONS ⁷⁴Ge, ^90,92Zr(α, γ), E=9.5-12 MeV; measured Eγ, Iγ, σ(E) using the SuN detector and gamma-summing technique at Notre Dame Tandem Van de Graaff accelerator; deduced stellar reaction rates for ⁹⁰Zr(α, γ) reaction. Nucleosynthesis of light p-process nuclei. Comparison with statistical model calculations using TALYS and NON-SMOKER codes.

doi: 10.1103/PhysRevC.92.045805
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2196.

2015XU11      Phys.Rev. C 92, 015807 (2015)

J.Xu, E.Shields, F.Calaprice, S.Westerdale, F.Froborg, B.Suerfu, T.Alexander, A.Aprahamian, H.O.Back, C.Casarella, X.Fang, Yo.K.Gupta, A.Ianni, E.Lamere, W.H.Lippincott, Q.Liu, S.Lyons, K.Siegl, M.Smith, W.Tan, B.Vande Kolk

Scintillation efficiency measurement of Na recoils in NaI(Tl) below the DAMA/LIBRA energy threshold

NUCLEAR REACTIONS Na, I(n, n'), E=690 keV pulsed beam; measured Na-recoil spectra, double-TOF spectrum for coincidence events of Na recoils, E(n), I(n), ¹²⁷I excitation events at Notre Dame accelerator facility; deduced Na-recoil quenching factors, spectral fits of the DAMA/LIBRA modulation amplitudes to standard WIMP model. Comparison with other experimental results for Na-recoil quenching factors. Relevance to DAMA/LIBRA dark matter claims.

doi: 10.1103/PhysRevC.92.015807
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2014QU01      Phys.Rev. C 89, 054611 (2014)

S.J.Quinn, A.Spyrou, E.Bravo, T.Rauscher, A.Simon, A.Battaglia, M.Bowers, B.Bucher, C.Casarella, M.Couder, P.A.DeYoung, A.C.Dombos, J.Gorres, A.Kontos, Q.Li, A.Long, M.Moran, N.Paul, J.Pereira, D.Robertson, K.Smith, M.K.Smith, E.Stech, R.Talwar, W.P.Tan, M.Wiescher

Measurement of the ⁵⁸Ni(α, γ)⁶²Zn reaction and its astrophysical impact

NUCLEAR REACTIONS ⁵⁸Ni(α, γ)⁶²Zn, E=5.5-9.5 MeV; measured Eγ, Iγ, σ(E) using Summing NaI(Tl) (SuN) detector at NSL-Notre Dame facility; deduced astrophysical reaction rates. Comparison with predictions from statistical Hauser-Feshbach model using SMARAGD code. Discussed Astrophysical implications and elemental abundances.

doi: 10.1103/PhysRevC.89.054611
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2116.

2014QU04      Nucl.Instrum.Methods Phys.Res. A 757, 62 (2014)

S.J.Quinn, A.Spyrou, A.Simon, A.Battaglia, M.Bowers, B.Bucher, C.Casarella, M.Couder, P.A.Deyoung, A.C.Dombos, J.P.Greene, J.Gorres, A.Kontos, Q.Li, A.Long, M.Moran, N.Paul, J.Pereira, D.Robertson, K.Smith, M.K.Smith, E.Stech, R.Talwar, W.P.Tan, M.Wiescher

First application of the technique in inverse kinematics

NUCLEAR REACTIONS ¹H(²⁷Al, γ), ¹H(⁵⁸Ni, γ), ²⁷Al(p, γ), ⁵⁸Ni(p, γ), E=956 keV-1.5 GeV; measured products, Eγ, Iγ; deduced resonance parameters. Data were imported from EXFOR entry C2123.

doi: 10.1016/j.nima.2014.05.020
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2123.