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NSR database version of April 26, 2024.

Search: Author = L.A.Gurgi

Found 8 matches.

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2019GA29      Phys.Rev. C 100, 044309 (2019)

E.R.Gamba, A.M.Bruce, S.Lalkovski, M.Rudigier, S.Bottoni, M.P.Carpenter, S.Zhu, J.T.Anderson, A.D.Ayangeakaa, T.A.Berry, I.Burrows, M.Carmona-Gallardo, R.J.Carroll, P.Copp, D.M.Cullen, T.Daniel, G.Fernandez-Martinez, J.P.Greene, L.A.Gurgi, D.J.Hartley, R.Ilieva, S.Ilieva, F.G.Kondev, T.Kroll, G.J.Lane, T.Lauritsen, I.Lazarus, G.Lotay, C.R.Nita, Zs.Podolyak, V.Pucknell, M.Reed, P.H.Regan, J.Rohrer, J.Sethi, D.Seweryniak, C.M.Shand, J.Simpson, M.Smolen, E.A.Stefanova, V.Vedia, O.Yordanov

Fast-timing measurements in the ground-state band of ¹¹⁴Pd

RADIOACTIVITY ²⁵²Cf(SF); measured Eγ, Iγ, γγ-coin, level half-lives by fast-timing γγ(t) technique using Gammasphere array with 51 HPGe detectors, and FATIMA array with 25 LaBr₃(Ce) detectors at the Argonne National Laboratory. ¹¹⁴Pd; deduced levels, J, π, half-lives for the first 2+, 4+ and 6+ states, B(E2), transition quadrupole moments, β₂. Comparison of experimental B(E2) values with those predicted by the vibrator, rigid axial rotor, Wilets-Jean and Davydov-Filippov models. Systematics of B(E2) values for the first 2+ state in Z=44-48, N=56-74 even-even nuclei.

doi: 10.1103/PhysRevC.100.044309
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2019WI02      Phys.Rev. C 99, 024316 (2019)

J.Wiederhold, V.Werner, R.Kern, N.Pietralla, D.Bucurescu, R.Carroll, N.Cooper, T.Daniel, D.Filipescu, N.Florea, R-B.Gerst, D.Ghita, L.Gurgi, J.Jolie, R.S.Ilieva, R.Lica, N.Marginean, R.Marginean, C.Mihai, I.O.Mitu, F.Naqvi, C.Nita, M.Rudigier, S.Stegemann, S.Pascu, P.H.Regan

Evolution of E2 strength in the rare-earth isotopes ^{174, 176, 178, 180}Hf

NUCLEAR REACTIONS ¹⁸⁰Hf(¹⁶O, ¹⁶O), E=55 MeV; measured Eγ, Iγ, γγ-coin, half-lives of first 2+, 4+ and 6+ states by fast-timing γγ-coin using the ROSPHERE detector array for γ detection at the Bucharest FN Tandem accelerator. ¹⁸⁰Hf; deduced levels, B(E2) values and B(E2) ratios. Comparison with literature values.

RADIOACTIVITY ^174,176,178Ta(EC), (β⁺)[from ¹⁷¹Yb(⁶Li, 3n), ^172,173Yb(⁷Li, 3n), E=30 MeV]; measured Eγ, Iγ, γγ-coin, half-lives of first 2+, 4+, 6+ states, and first 2- and 3- states in ¹⁷⁶Hf by fast-timing γγ-coin using the ROSPHERE detector array for γ detection at the Bucharest FN Tandem accelerator. ^174,176,178Hf; deduced levels, B(E2) for ^174,176,178Hf, and B(E1), B(M2), B(E3) for ¹⁷⁶Hf. Systematics of g factors and B(E2) of first excited 2+ states, β₄ deformation parameters in ^{156,158,160,162,164,166,168,170}Er, ^{158,160,162,164,166,168,170,172,174,176}Yb, ^{162,164,166,168,170,172,174,176,178,180}Hf, ^{168,170,172,174,180,182,184,186}W, ^{178,180,182,184}Os. Comparison with values obtained in the rigid rotor limit and in the vibrator limit.

doi: 10.1103/PhysRevC.99.024316
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2018DA20      Bulg.J.Phys. 45, 13 (2018)

T.Daniel, S.Lalkovski, S.Kisyov, N.Marginean, C.Mihai, T.Alharbi, L.Atanasova, A.M.Bruce, D.Bucurescu, C.Costashe, N.M.Florea, E.R.Gamba, D.G.Ghita, T.Glodariu, L.A.Gurgi, J.Kownacki, R.Marginean, C.R.Nita, R.Mihai, A.Mitu, I.O.Mitu, A.Negret, S.Pascu, O.J.Roberts, O.Yordanov, J.Srebrny, E.Stefanova, L.Stroe, R.Suvaila, S.Toma, A.Turturica, Zs.Podolyak

Gamma Ray Spectroscopy of ¹⁰⁵Ru from a (d, pγ) Reaction

NUCLEAR REACTIONS ¹⁰⁴Ru(d, pγ)¹⁰⁵Ru, E=6.7 MeV; measured reaction products, Eγ, Iγ; deduced energy levels, J, π, prominent triaxiality. Comparison with the Rigid Triaxial Rotor Model.

2018GA23      Acta Phys.Pol. B49, 555 (2018)

E.R.Gamba, A.M.Bruce, M.Rudigier, S.Lalkovski, S.Bottoni, M.P.Carpenter, S.Zhu, A.D.Ayangeakaa, J.T.Anderson, T.A.Berry, I.Burrows, R.J.Carrol, P.Copp, M.Carmona-Gallardo, D.M.Cullen, T.Daniel, G.Fernandez-Martinez, J.P.Greene, L.A.Gurgi, D.J.Hartley, R.Ilieva, S.Ilieva, R.V.F.Janssens, F.G.Kondev, T.Kroll, G.J.Lane, T.Lauritsen, I.Lazarus, G.Lotay, C.R.Nita, Zs.Podolyak, V.Pucknell, M.Reed, P.H.Regan, J.Rohrer, J.Sethi, D.Seweryniak, C.M.Shand, J.Simpson, M.Smolen, V.Vedia, E.A.Stefanova, O.Yordanov

Fast-timing Measurements in ¹⁰⁰Zr Using LaBr₃(Ce) Detectors Coupled with Gammasphere

RADIOACTIVITY ²⁵²Cf(SF); measured ¹⁰⁰Zr fission fragment 4⁺ state Eγ, Iγ, T_1/2, fission partners fragments using Digital Gammasphere (DGS) acquisition with hybrid detector made of 51 HPGe from Gammasphere and 25 LaBr3(Ce) scintillators (part of UK NuSTAR Collaboration); deduced first excited state T_1/2, deformation, quadrupole moment, B(E2), LaBr3(Ce) γ-γ matrix, DGS γ-γ matrix, centroid difference between delayed and anti-delayed time distributions. Results preliminary, the main aim was the feasibility study.

doi: 10.5506/aphyspolb.49.555
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2017DA06      Phys.Rev. C 95, 024328 (2017)

T.Daniel, S.Kisyov, P.H.Regan, N.Marginean, Zs.Podolyak, R.Marginean, K.Nomura, M.Rudigier, R.Mihai, V.Werner, R.J.Carroll, L.A.Gurgi, A.Oprea, T.Berry, A.Serban, C.R.Nita, C.Sotty, R.Suvaila, A.Turturica, C.Costache, L.Stan, A.Olacel, M.Boromiza, S.Toma

γ-ray spectroscopy of low-lying excited states and shape competition in ¹⁹⁴Os

NUCLEAR REACTIONS ¹⁹²Os(¹⁸O, ¹⁶O), E=80 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ)(DCO), half-life of the first 2+ and 4+ states by γγ(t) using RoSPHERE array at IFIN-HH, Bucharest facility. ¹⁹⁴Os; deduced levels, J, π, bands, multipolarities, B(E2), effective β₂. ¹⁹²Os; measured half-life of the first 2+ state by γγ(t). Comparison with Hartree-Fock-Bogoliubov interacting-boson-model (IBM) calculations. Systematics of energies of ground-state band members in ^{176,178,180,182,184,186,188,190,192,194,196,198}Os. Systematics of B(E2) and β₂ for first 2+ states in ^{174,176,178,180,182,184,186,188}W, ^{178,180,182,184,186,188,190,192,194}Os, ^{180,184,186,188,190,192,194,196,198}Pt.

doi: 10.1103/PhysRevC.95.024328
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2017GU08      Acta Phys.Pol. B48, 601 (2017)

L.A.Gurgi, P.H.Regan, P.-A.Soderstrom, H.Watanabe, P.M.Walker, Zs.Podolyak, S.Nishimura, T.A.Berry, P.Doornenbal, G.Lorusso, T.Isobe, H.Baba, Z.Y.Xu, H.Sakurai, T.Sumikama, W.N.Catford, A.M.Bruce, F.Browne, G.J.Lane, F.G.Kondev, A.Odahara, J.Wu, H.L.Liu, F.R.Xu, Z.Korkulu, P.Lee, J.J.Liu, V.H.Phong, A.Yagi, G.X.Zhang, T.Alharbi, R.J.Carroll, K.Y.Chae, Zs.Dombradi, A.Estrade, N.Fukuda, C.Griffin, E.Ideguchi, N.Inabe, H.Kanaoka, I.Kojouharov, T.Kubo, S.Kubono, N.Kurz, I.Kuti, S.Lalkovski, E.J.Lee, C.S.Lee, G.Lotay, C.B.Moon, I.Nishizuka, C.R.Nita, Z.Patel, O.J.Roberts, H.Schaffner, C.M.Shand, H.Suzuki, H.Takeda, S.Terashima, Zs.Vajta, S.Kanaya, J.J.Valiente-Dobon

Isomer Spectroscopy of Neutron-rich ^{165, 167}Tb

NUCLEAR REACTIONS ⁹Be(²³⁸U, f), E=345 MeV/nucleon; measured fission products β-delayed discrete Eγ, Iγ, X-rays, γγ-coin, Xγ-coin using HPGe. ^165,167Tb; deduced neutron-rich deformed nuclei γ-ray spectra, levels, J, π, isomeric states interpreted as hindered E1 decay from single quasi-proton Nilsson configuration to rotational states built on single quasi-proton gs, levels populated in isomeric decays.

doi: 10.5506/APhysPolB.48.601
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2017GU23      Radiat.Phys.Chem. 137, 7 (2017)

L.A.Gurgi, P.H.Regan, T.Daniel, Zs.Podolyak, A.M.Bruce, P.J.R.Mason, N.Marginean, R.Marginean, V.Werner, T.Alharbi, N.Alkhomashi, A.D.Bajoga, R.Britton, I.Cata-Danil, R.J.Carroll, D.Deleanu, D.Bucurescu, N.Florea, I.Gheorghe, D.G.Ghita, T.Glodariu, R.Lice, C.Mihai, K.F.Mulholland, A.Negret, A.Olacel, O.J.Roberts, T.Sava, P.-A.Soderstrom, L.Stroe, R.Suvaila, S.Toma, E.Wilson, R.T.Wood

Nanosecond lifetime measurements of I^π = 9/2^- intrinsic excited states and low-lying B(E1) strengths in ¹⁸³Re using combined HPGe-LaBr₃ coincidence spectroscopy

NUCLEAR REACTIONS ¹⁸⁰Hf(⁷Li, 4n)¹⁸³Re, E=30 MeV; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, T_1/2, B(E1). Comparison with available data.

doi: 10.1016/j.radphyschem.2016.05.009
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Data from this article have been entered in the XUNDL database. For more information, click here.

2017GU24      Radiat.Phys.Chem. 140, 493 (2017)

L.A.Gurgi, P.H.Regan, P.-A.Soderstrom, H.Watanabe, P.M.Walker, Zs.Podolyak, S.Nishimura, T.A.Berry, P.Doornenbal, G.Lorusso, T.Isobe, H.Baba, Z.Y.Xu, H.Sakurai, T.Sumikama, W.N.Catford, A.M.Bruce, F.Browne, G.J.Lane, F.G.Kondev, A.Odahara, J.Wu, H.L.Liu, F.R.Xu, Z.Korkulu, P.Lee, J.J.Liu, V.H.Phong, A.Yag, G.X.Zhang, T.Alharbi, R.J.Carroll, K.Y.Chae, Zs.Dombradi, A.Estrade, N.Fukuda, C.Griffin, E.Ideguchi, N.Inabe, H.Kanaoka, I.Kojouharov, T.Kubo, S.Kubono, N.Kurz, I.Kuti, S.Lalkovski, E.J.Lee, C.S.Lee, G.Lotay, C.-B.Moon, I.Nishizuka, C.R.Nita, Z.Patel, O.J.Roberts, H.Schaffner, C.M.Shand, H.Suzuki, H.Takeda, S.Terashima, Zs.Vajta, S.Yoshida, J.J.Valiente-Dobon

Isomer spectroscopy of neutron-rich ¹⁶⁸Tb₁₀₃

NUCLEAR REACTIONS ⁹Be(²³⁸U, X)¹⁶⁸Tb, E=350 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, J, π, isomeric state T_1/2. Comparison with blocked BCS pairing Nilsson calculations for a well-deformed prolate shape, available data.

doi: 10.1016/j.radphyschem.2016.12.011
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Note: The following list of authors and aliases matches the search parameter L.A.Gurgi: , L.A.GURGI