NSR Query Results
Output year order : Descending NSR database version of April 26, 2024. Search: Author = R.W.Laird Found 19 matches. 2007CA25 Phys.Rev. C 75, 064314 (2007) D.B.Campbell, R.W.Laird, M.A.Riley, J.Simpson, F.G.Kondev, D.J.Hartley, R.V.F.Janssens, T.B.Brown, M.P.Carpenter, P.Fallon, S.M.Fischer, T.Lauritsen, D.Nisius, I.Ragnarsson Rotational structures and their evolution with spin in 152Gd NUCLEAR REACTIONS 124Sn(36S, 4nα)152Gd, e=175 MeV; measured Eγ, Iγ, γγ-coinc using the Gammasphere. 152Gd deduced levels, J, π. Compared results to model calculations.
doi: 10.1103/PhysRevC.75.064314
2006RI13 Phys.Scr. T125, 123 (2006) M.A.Riley, M.K.Djongolov, A.O.Evans, D.J.Hartley, R.V.F.Janssens, E.S.Paul, A.Pipidis, J.Simpson, A.A.Aguilar, D.E.Appelbe, C.R.Bingham, D.B.Campbell, M.P.Carpenter, P.Chowdhury, P.T.W.Choy, R.M.Clark, M.Cromaz, D.M.Cullen, M.Danchev, G.D.Dracoulis, P.Fallon, A.Gorgen, G.B.Hagemann, D.T.Joss, J.Goon, R.A.Kaye, T.L.Khoo, F.G.Kondev, R.W.Laird, K.Lagergren, T.Lauritsen, A.O.Macchiavelli, B.McClain, E.F.Moore, G.Mukherjee, E.Ngijoi-Yogo, P.J.Nolan, H.I.Park, L.L.Riedinger, G.Sletten, S.K.Tandel, P.M.Walker, D.Ward, I.Ragnarsson, F.Saric, J.Zhang Observation of states beyond band termination in 156, 157, 158Er and strongly deformed structures in 173, 174, 175Hf NUCLEAR REACTIONS 114Cd(48Ca, 4n), (48Ca, 5n), (48Ca, 6n), E=215 MeV; measured Eγ, Iγ, γγ-coin. 156,157,158Er deduced high-spin levels, states above band termination. Gammasphere array. NUCLEAR STRUCTURE 173,174,175Hf; analyzed data; deduced superdeformed bands features.
doi: 10.1088/0031-8949/2006/T125/028
2005HA05 Phys.Lett. B 608, 31 (2005) D.J.Hartley, M.K.Djongolov, L.L.Riedinger, G.B.Hagemann, R.V.F.Janssens, F.G.Kondev, E.F.Moore, M.A.Riley, A.Aguilar, C.R.Bingham, D.B.Campbell, M.P.Carpenter, P.Chowdhury, M.Cromaz, D.M.Cullen, M.Danchev, G.D.Dracoulis, P.Fallon, J.Goon, R.A.Kaye, T.L.Khoo, R.W.Laird, T.Lauritsen, A.O.Macchiavelli, B.McClain, G.Mukherjee, E.Ngijoi-Yogo, H.I.Park, G.Sletten, S.K.Tandel, P.M.Walker, J.-Y.Zhang Wobbling excitations in strongly deformed Hf nuclei? NUCLEAR REACTIONS 130Te(48Ca, 4n), (48Ca, 5n), E=200, 205 MeV; measured Eγ, Iγ, γγ-coin, DSA. 174Hf deduced superdeformed bands transitions, T1/2, quadrupole moments. 173Hf deduced superdeformed band transitions. Gammasphere array, comparisons with model predictions.
doi: 10.1016/j.physletb.2005.01.007
2005PI21 Phys.Rev. C 72, 064307 (2005) A.Pipidis, M.A.Riley, J.Simpson, R.V.F.Janssens, F.G.Kondev, D.E.Appelbe, A.P.Bagshaw, M.A.Bentley, T.B.Brown, M.P.Carpenter, D.M.Cullen, D.B.Campbell, P.J.Dagnall, P.Fallon, S.M.Fischer, G.B.Hagemann, D.J.Hartley, K.Lagergren, R.W.Laird, T.Lauritsen, J.C.Lisle, D.Nisius, S.L.Shepherd, A.G.Smith, S.Tormanen, I.Ragnarsson Structural behavior of 157, 158, 159Dy in the I=30-50 (h-bar) spin regime NUCLEAR REACTIONS 124Sn(36S, 3n), E=165 MeV; 130Te(36S, 3nα), (36S, 4nα), (34S, 3nα), E=170 MeV; measured Eγ, Iγ, γγ-coin. 157,158,159Dy deduced high-spin levels, J, π, configurations. Gammasphere, Euroball arrays.
doi: 10.1103/PhysRevC.72.064307
2005RI16 J.Phys.(London) G31, S1735 (2005) M.A.Riley, M.K.Djongolov, A.O.Evans, D.J.Hartley, R.V.F.Janssens, E.S.Paul, J.Simpson, A.A.Aguilar, D.E.Appelbe, C.R.Bingham, D.B.Campbell, M.P.Carpenter, P.Chowdhury, P.T.W.Choy, R.M.Clark, M.Cromaz, D.M.Cullen, M.Danchev, G.D.Dracoulis, P.Fallon, A.Gorgen, G.B.Hagemann, D.T.Joss, J.Goon, R.A.Kaye, T.L.Khoo, F.G.Kondev, R.W.Laird, K.Lagergren, T.Lauritsen, A.O.Macchiavelli, B.McClain, E.F.Moore, G.Mukherjee, E.Ngijoi-Yogo, P.J.Nolan, H.I.Park, A.Pipidis, L.L.Riedinger, G.Sletten, S.K.Tandel, P.M.Walker, D.Ward, I.Ragnarsson, F.Saric, J.Zhang Beyond band termination in 157Er and the search for wobbling excitations in strongly deformed 174Hf NUCLEAR REACTIONS 114Cd(48Ca, 5n), E=215 MeV; measured Eγ, Iγ, γγ-coin. 157Er deduced high-spin levels, J, π, band termination features. Gammasphere array. NUCLEAR STRUCTURE 173,174Hf; analyzed superdeformed band transitions fractional Doppler shifts, transition quadrupole moments.
doi: 10.1088/0954-3899/31/10/064
2002CU04 Phys.Rev. C66, 024315 (2002) N.Curtis, D.D.Caussyn, C.Chandler, M.W.Cooper, N.R.Fletcher, R.W.Laird, J.Pavan Evidence for a molecular rotational band in the 14C + α decay of 18O and the α decay of 22Ne NUCLEAR REACTIONS 14C(18O, α14C), (18O, α18O), E=102 MeV; measured particle spectra, angular correlations. 18O deduced levels, J, π, molecular rotational band. 22Ne deduced α-decay features.
doi: 10.1103/PhysRevC.66.024315
2002LA09 Phys.Rev.Lett. 88, 152501 (2002) R.W.Laird, F.G.Kondev, M.A.Riley, D.E.Archer, T.B.Brown, R.M.Clark, M.Devlin, P.Fallon, D.J.Hartley, I.M.Hibbert, D.T.Joss, D.R.LaFosse, P.J.Nolan, N.J.O'Brien, E.S.Paul, J.Pfohl, D.G.Sarantites, R.K.Sheline, S.L.Shepherd, J.Simpson, R.Wadsworth, M.T.Matev, A.V.Afanasjev, J.Dobaczewski, G.A.Lalazissis, W.Nazarewicz, W.Satula Quadrupole Moments of Highly Deformed Structures in the A ∼ 135 Region: Probing the single-particle motion in a rotating potential NUCLEAR REACTIONS 105Pd(35Cl, xnypzα), E=173 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin, DSA. 130,131,132Pr, 133,135Nd, 133,134,136Pm, 135,137Sm deduced rotational bands transition quadrupole moments, additivity of single-particle moments. Cranked Skyrme-Hartree-Fock and cranked relativistic mean field calculations. Gammasphere, Microball arrays.
doi: 10.1103/PhysRevLett.88.152501
2002SH09 Phys.Rev. C65, 034320 (2002) S.L.Shepherd, J.Simpson, A.Dewald, P.Petkov, P.J.Nolan, M.A.Riley, A.J.Boston, T.B.Brown, R.M.Clark, P.Fallon, D.J.Hartley, S.Kasemann, R.Krucken, P.von Brentano, R.W.Laird, E.S.Paul, R.Peusquens High Precision Quadrupole Moment Measurements of States up to I = 20(h-bar) in the Yrast Band of 158Er NUCLEAR REACTIONS 122Sn(40Ar, 4n), E=185 MeV; measured Doppler-shifted Eγ, Iγ, γγ-coin. 158Er levels deduced T1/2, B(E2), transition quadrupole moments. Gammasphere array, recoil-distance technique.
doi: 10.1103/PhysRevC.65.034320
2001HA47 Phys.Rev. C64, 031304 (2001) D.J.Hartley, L.L.Riedinger, M.A.Riley, D.L.Balabanski, F.G.Kondev, R.W.Laird, J.Pfohl, D.E.Archer, T.B.Brown, R.M.Clark, M.Devlin, P.Fallon, I.M.Hibbert, D.T.Joss, D.R.LaFosse, P.J.Nolan, N.J.O'Brien, E.S.Paul, D.G.Sarantites, R.K.Sheline, S.L.Shepherd, J.Simpson, R.Wadsworth, J.-Y.Zhang, P.B.Semmes, F.Donau Detailed Spectroscopy of the Chiral-Twin Candidate Bands in 136Pm NUCLEAR REACTIONS 105Pd(35Cl, 2n2p), E=173 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin. 136Pm deduced high-spin levels, J, π, configurations, B(M1), B(E2). Comparisons with neighboring nuclides, model predictions. Gammasphere, Microball arrays.
doi: 10.1103/PhysRevC.64.031304
2001RI20 Acta Phys.Pol. B32, 2683 (2001) M.A.Riley, R.W.Laird, F.G.Kondev, D.J.Hartley, D.E.Archer, T.B.Brown, R.M.Clark, M.Devlin, P.Fallon, I.M.Hibbert, D.T.Joss, D.R.LaFosse, P.J.Nolan, N.J.O'Brien, E.S.Paul, J.Pfohl, D.G.Sarantites, R.K.Sheline, S.L.Shepherd, J.Simpson, R.Wadsworth, M.T.Matev, A.V.Afanasjev, J.Dobaczewski, G.A.Lalazissis, W.Nazarewicz, W.Satula Global Lifetime Measurements of Highly-Deformed and Other Rotational Structures in the A ∼ 135 Light Rare-Earth Region: Probing the single-particle motion in a rotating potential NUCLEAR REACTIONS 105Pd(35Cl, xnypzα), E=173 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin, DSA. 130,131,132,133Pr, 132,133,134,135Nd, 133,134,136Pm, 135,136,137Sm deduced rotational bands T1/2, transition quadrupole moments. Gammasphere, Microball arrays. Comparisons with model predictions.
2000PF01 Phys.Rev. C62, 031304 (2000) J.Pfohl, R.W.Laird, M.A.Riley, F.G.Kondev, D.E.Archer, T.B.Brown, R.M.Clark, M.Devlin, P.Fallon, D.J.Hartley, I.M.Hibbert, D.T.Joss, D.R.LaFosse, P.J.Nolan, N.J.O'Brien, E.S.Paul, D.G.Sarantites, R.K.Sheline, S.L.Shepherd, J.Simpson, R.Wadsworth, Y.Sun, A.V.Afanasjev, I.Ragnarsson Highly Deformed Rotational Structures in 136Pm NUCLEAR REACTIONS 105Pd(35Cl, 2n2p), E=173, 180 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin, DSA. 136Pm deduced high-spin levels, J, π, T1/2, configurations, quadrupole moments. Comparison with model predictions. Gammasphere, Microball arrays.
doi: 10.1103/PhysRevC.62.031304
2000SI26 Phys.Rev. C62, 024321 (2000) J.Simpson, A.P.Bagshaw, A.Pipidis, M.A.Riley, M.A.Bentley, D.M.Cullen, P.J.Dagnall, G.B.Hagemann, S.L.King, R.W.Laird, J.C.Lisle, S.Shepherd, A.G.Smith, S.Tormanen, A.V.Afanasjev, I.Ragnarsson Discrete Line γ-Ray Spectroscopy in the (50-60) (h-bar) Spin Domain of 161, 162Er NUCLEAR REACTIONS 130Te(36S, 4n), (36S, 5n), E=170 MeV; measured Eγ, Iγ, γγ-coin. 161,162Er deduced high-spin levels, J, π, configurations, unpaired band crossings. Euroball array, cranked mean-field calculations.
doi: 10.1103/PhysRevC.62.024321
1999KO03 Phys.Rev. C59, R575 (1999) F.G.Kondev, M.A.Riley, D.J.Hartley, R.W.Laird, T.B.Brown, M.Lively, K.W.Kemper, J.Pfohl, S.L.Tabor, R.K.Sheline Configuration and Unusually Fast Decay of the Kπ = 16- Four-Quasiparticle Isomer in 182Re NUCLEAR REACTIONS 176Yb(11B, 5n), E=70 MeV; measured Eγ, Iγ, γγ(θ). 182Re deduced high-spin levels, J, π, δ, configurations. Lipkin-Nogami quasiparticle model.
doi: 10.1103/PhysRevC.59.R575
1999KO19 J.Phys.(London) G25, 893 (1999) F.G.Kondev, M.A.Riley, T.B.Brown, R.M.Clark, M.Devlin, P.Fallon, D.J.Hartley, I.M.Hibbert, D.T.Joss, D.R.LaFosse, R.W.Laird, F.Lerma, M.Lively, P.J.Nolan, N.J.O'Brien, E.S.Paul, J.Pfohl, D.G.Sarantites, R.K.Sheline, S.L.Shepherd, J.Simpson, R.Wadsworth Relative Quadrupole Deformations for Structures in Odd Proton (Z = 59)Pr Nuclei Near Mass ∼ 130 NUCLEAR REACTIONS 105Pd(35Cl, n2α), (35Cl, 2n2α), (35Cl, 2n2pα), E=173 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin, DSA. 130,131,132Pr deduced high-spin levels, J, π, configurations. Gammasphere, microball arrays.
doi: 10.1088/0954-3899/25/4/063
1999KO21 Phys.Rev. C59, 3076 (1999) F.G.Kondev, M.A.Riley, D.J.Hartley, T.B.Brown, R.W.Laird, M.Lively, J.Pfohl, R.K.Sheline, R.M.Clark, P.Fallon, D.G.Sarantites, M.Devlin, D.R.LaFosse, F.Lerma, R.Wadsworth, I.M.Hibbert, N.J.O'Brien, E.S.Paul, D.T.Joss, P.J.Nolan, S.L.Shepherd, D.E.Archer, J.Simpson Relative Quadrupole Deformations for Decoupled Structures in the Odd-Odd 130Pr and 132Pr Nuclei NUCLEAR REACTIONS 105Pd(35Cl, 2n2α), (35Cl, 2n2pα), E=173, 180 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin, DSA. 130,132Pr deduced high-spin levels, J, π, T1/2, configurations, quadrupole moments. Quasiparticle blocking calculations, Nilsson model, Lipkin-Nogami method.
doi: 10.1103/PhysRevC.59.3076
1999KO28 Phys.Rev. C60, 011303 (1999) F.G.Kondev, M.A.Riley, D.J.Hartley, T.B.Brown, R.W.Laird, M.Lively, J.Pfohl, R.K.Sheline, E.S.Paul, D.T.Joss, P.J.Nolan, S.L.Shepherd, R.M.Clark, P.Fallon, D.G.Sarantites, M.Devlin, D.R.LaFosse, F.Lerma, R.Wadsworth, I.M.Hibbert, N.J.O'Brien, J.Simpson, D.E.Archer Differential Quadrupole Moment Measurements of the 1/2+ [660](i13/2) Neutron Intruder Band in 133Nd and 135Nd NUCLEAR REACTIONS 105Pd(35Cl, 2npα), (35Cl, 2n3p), E=173 MeV; measured Eγ, Iγ, γγ-, (charged particle)γ-coin, DSA. 133,135Nd deduced rotational bands quadrupole moments. Gammasphere, Microball arrays.
doi: 10.1103/PhysRevC.60.011303
1998HA37 Phys.Rev. C58, 1321 (1998) D.J.Hartley, T.B.Brown, F.G.Kondev, R.W.Laird, J.Pfohl, A.M.Richmond, M.A.Riley, J.Doring, J.Simpson Observation of Three-Quasiparticle Structures in the N = 88 Nucleus 153Tb NUCLEAR REACTIONS 139La(18O, 4n), E=100 MeV; measured Eγ, Iγ, γγ-coin. 153Tb deduced high-spin levels, J, π, configurations, B(M1)/B(E2) ratios.
doi: 10.1103/PhysRevC.58.1321
1998KO34 Eur.Phys.J. A 2, 249 (1998) F.G.Kondev, M.A.Riley, T.B.Brown, R.M.Clark, M.Devlin, P.Fallon, D.J.Hartley, I.M.Hibbert, D.T.Joss, D.R.LaFosse, R.W.Laird, F.Lerma, M.Lively, P.J.Nolan, N.J.O'Brien, E.S.Paul, J.Pfohl, D.G.Sarantites, R.K.Sheline, S.L.Shepherd, J.Simpson, R.Wadsworth Quadrupole Moment Measurement of the Highly Deformed πg9/2 ηh11/2 Band in 130Pr NUCLEAR REACTIONS 105Pd(35Cl, 2n2α), (35Cl, n2α), E=173 MeV; measured Eγ, Iγ, γγ-, (charged-particle)γ-coin. 130,131Pr deduced high-spin levels, rotational bands T1/2, quadrupole moments, configurations. Fractional Doppler shift technique.
doi: 10.1007/s100500050116
1998SI03 Eur.Phys.J. A 1, 267 (1998) J.Simpson, M.A.Riley, R.W.Laird, D.J.Hartley, F.G.Kondev, J.Sweeney, A.N.Wilson, S.J.Gale, M.A.Bentley, A.M.Bruce, R.Chapman, R.M.Clark, D.M.Cullen, P.Fallon, P.D.Forsyth, S.J.Freeman, P.M.Jones, J.C.Lisle, A.O.Macchiavelli, J.F.Sharpey-Schafer, A.G.Smith, J.F.Smith, D.M.Thompson High-K Quasiparticle Structures in 159Er and 160Er NUCLEAR REACTIONS 116Cd(48Ca, 4n), (48Ca, 5n), E=215 MeV; measured Eγ, Iγ, γγ-coin. 159,160Er deduced high-spin levels, J, π, band structure, configurations, B(M1)/B(E2) ratios. Cranked shell model.
doi: 10.1007/s100500050061
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