NSR Query Results
Output year order : Descending NSR database version of May 6, 2024. Search: Author = J.D.Robertson Found 20 matches. 2021SH10 Phys.Rev. C 103, 024614 (2021) J.A.Shusterman, N.D.Scielzo, E.P.Abel, H.K.Clause, N.D.Dronchi, W.D.Frey, N.Gharibyan, J.A.Hart, C.S.Loveless, S.R.McGuinness, L.T.Sutherlin, K.J.Thomas, S.E.Lapi, J.D.Robertson, M.A.Stoyer, E.B.Norman, G.F.Peaslee, G.W.Severin, D.A.Shaughnessy Aqueous harvesting of 88Zr at a radioactive-ion-beam facility for cross-section measurements NUCLEAR REACTIONS 88Zr, 88Y(n, γ), E=thermal, [secondary 88Zr beam from 9Be(92Mo, X)88Zr, E=140 MeV/nucleon, and deposited in a water cell]; measured capture σ and resonance integrals by irradiating 88Zr deposited activity at the reactor facilities of the University of Missouri Research Reactor (MURR) and the McClellan Nuclear Research Center (MNRC) of UC-Davis. 9Be(92Mo, X)88Zr, E=140 MeV/nucleon; measured reaction fragments separated by A1900 separator, and detected by particle identification detector (PID) via energy-loss and time-of-flight measurements, finally deposited the secondary beam in the water target irradiation cell of an aqueous harvesting end station, and also deposited in a graphite puck at NSCL-MSU cyclotron facility. 81,82,83,84Rb, 81,84,85,86Sr, 84,85,86m,86,87m,87Y, 86,87,88,89Zr, 89,90,91Nb; measured Eγ, Iγ; deduced production rates in PID detector, and in activity collected in a graphite puck, with dominant component of 88Zr, and 88Y as its decay product.
doi: 10.1103/PhysRevC.103.024614
2019AB12 J.Phys.(London) G46, 100501 (2019) E.P.Abel, M.Avilov, V.Ayres, E.Birnbaum, G.Bollen, G.Bonito, T.Bredeweg, H.Clause, A.Couture, J.DeVore, M.Dietrich, P.Ellison, J.Engle, R.Ferrieri, J.Fitzsimmons, M.Friedman, D.Georgobiani, S.Graves, J.Greene, S.Lapi, C.S.Loveless, T.Mastren, C.Martinez-Gomez, S.McGuinness, W.Mittig, D.Morrissey, G.Peaslee, F.Pellemoine, J.D.Robertson, N.Scielzo, M.Scott, G.Severin, D.Shaughnessy, J.Shusterman, J.Singh, M.Stoyer, L.Sutherlin, A.Visser, J.Wilkinson Isotope harvesting at FRIB: additional opportunities for scientific discovery
doi: 10.1088/1361-6471/ab26cc
2019SH01 Nature(London) 565, 328 (2019) J.A.Shusterman, N.D.Scielzo, K.J.Thomas, E.B.Norman, S.E.Lapi, C.S.Loveless, N.J.Peters, J.D.Robertson, D.A.Shaughnessy, A.P.Tonchev The surprisingly large neutron capture cross-section of 88Zr NUCLEAR REACTIONS 88Zr(n, γ), E thermal; measured reaction products, Eγ, Iγ; deduced σ.
doi: 10.1038/s41586-018-0838-z
1996TO08 Z.Phys. A355, 225 (1996) K.S.Toth, J.C.Batchelder, D.M.Moltz, J.D.Robertson Identification of 180Pb NUCLEAR REACTIONS 144Sm(40Ca, 4n), E=230 MeV; measured Eα, Iα; deduced evidence for 180Pb. RADIOACTIVITY 180Pb(α) [from 144Sm(40Ca, 4n), E=230 MeV]; measured Eα, Iα, T1/2; deduced mass excess.
doi: 10.1007/s002180050103
1995ST28 Phys.Scr. T56, 316 (1995) C.A.Stone, J.D.Robertson, S.H.Faller, P.F.Mantica, B.E.Zimmerman, C.Chung, W.B.Walters Systematic Features of the Structure of the Heavy Odd-Mass Sb Nuclides Near the N = 82 Closed Shell RADIOACTIVITY 127,129,131Sn(β-) [from 235U(n, F), E=thermal]; analyzed β-decay data. 127,129,131Sb deduced levels, J, π. 125,127,129,131,133Sb, 125,127,129Sn, 127,129,131In; analyzed levels, other data systematics.
doi: 10.1088/0031-8949/1995/T56/058
1994MO42 Nucl.Instrum.Methods Phys.Res. A349, 210 (1994) D.M.Moltz, J.D.Robertson, J.C.Batchelder, J.Cerny Development of Low-Energy Proton Detector Telescopes RADIOACTIVITY 25Si(β+p) [from 24Mg(3He, 2n), E=40 MeV]; measured β-decay Ep, Ip; deduced proton detector characteristics. One or two gas ΔE detectors followed by silicon E detector.
doi: 10.1016/0168-9002(94)90622-X
1993MA39 Phys.Rev. C48, 1579 (1993) P.F.Mantica, J.D.Robertson, E.M.Baum, W.B.Walters Level Structure of the Odd Mass Pr Isotopes. III. Levels of 147Pr88 Populated in the Beta Decay of 56-s 147Ce RADIOACTIVITY 147Ce(β-); measured Eγ, Iγ, γγ-coin, I(ce). 147Pr deduced levels, J, π, γ-multipolarity, ICC. Model comparison. NUCLEAR STRUCTURE 142,144,146,148Ce, 144,146,148,150Nd; calculated total routhian surface plots. 145,149Pr; calculated levels. 147Pr; calculated levels, B(λ), ratios. Particle plus triaxial rotor model.
doi: 10.1103/PhysRevC.48.1579
1993MO14 Nucl.Phys. A562, 111 (1993) D.M.Moltz, J.D.Robertson, E.B.Norman, J.Burde, C.W.Beausang Low-Lying Level Structure of 73Kr NUCLEAR REACTIONS, ICPND 16O, 40Ca(36Ar, n2p), E ≈ 90-110 MeV; measured nγγ-coin; deduced σ(E). 73Kr deduced levels.
doi: 10.1016/0375-9474(93)90035-V
1993RO06 Phys.Rev. C47, 1455 (1993) J.D.Robertson, D.M.Moltz, T.F.Lang, J.E.Reiff, J.Cerny, B.H.Wildenthal Beta-Delayed Proton Decay of 25Si NUCLEAR REACTIONS 24Mg(3He, 2n), E=40 MeV; measured β-delayed proton spectra. RADIOACTIVITY 25Si(β+p) [from 24Mg(3He, 2n), E=40 MeV]; measured β-delayed Ep, Ip; deduced log ft. 25Al deduced levels, J, π, T, branching ratios, Gamow-Teller transition strength.
doi: 10.1103/PhysRevC.47.1455
1990LA14 Phys.Rev. C42, R1175 (1990) T.F.Lang, D.M.Moltz, J.E.Reiff, J.C.Batchelder, J.Cerny, J.D.Robertson, C.W.Beausang Identification of the πg9/2 Band in 67As NUCLEAR REACTIONS 40Ca(32S, pα), (33S, pnα), E=95-110 MeV; measured Eγ, Iγ, γγ(θ), γ(θ), γγ-, nγγ-, αγγ-coin. 67As deduced levels, J, π.
doi: 10.1103/PhysRevC.42.R1175
1990RO15 Phys.Rev. C42, 1922 (1990) J.D.Robertson, J.E.Reiff, T.F.Lang, D.M.Moltz, J.Cerny Search for Ground State Proton Emission from 65As and 69Br RADIOACTIVITY 65As [from 40Ca(28Si, 2np), E=175 MeV; 40Ca(32S, 2npα), E=200 MeV]; 69Br [from 40Ca(32S, 2np), E=200 MeV]; measured β-delayed proton emission T1/2 upper limit.
doi: 10.1103/PhysRevC.42.1922
1989BA14 Phys.Rev. C39, 1514 (1989) E.M.Baum, J.D.Robertson, P.F.Mantica, Jr., S.H.Faller, C.A.Stone, W.B.Walters, R.A.Meyer, D.F.Kusnezov Level Structure of Odd-Mass Pr Isotopes: Decay of 3.0-min 145Ce to levels of 145Pr RADIOACTIVITY 145Ce(β-) [from 235U(n, F)]; measured E(γ), I(γ), γγ(θ), I(ce). 145Pr deduced levels, I(β), ICC, J, π, γ-multipolarity. 145Ce level deduced π. Mass separated source. Interacting boson-fermion model. NUCLEAR STRUCTURE 143,145Pr; calculated levels, wave functions. Interacting boson-fermion model.
doi: 10.1103/PhysRevC.39.1514
1989RE02 Nucl.Instrum.Methods Phys.Res. A276, 228 (1989) J.E.Reiff, M.A.C.Hotchkis, D.M.Moltz, T.F.Lang, J.D.Robertson, J.Cerny A Fast In-Beam Recoil Catcher Wheel and the Observation of Beta-Delayed Two-Proton Emission from 31Ar NUCLEAR REACTIONS Mg(3He, X), E=110, 135 MeV; measured β-delayed proton spectra for 17Ne, 21Mg, 25Si, 22Al, 31Ar. Fast in-beam recoil catcher foil wheel. RADIOACTIVITY 17Ne, 21Mg, 25Si(β+p) [from Mg(3He, X), E=110 MeV]; measured β-delayed proton spectra. 22Al, 31Ar(β+p) [from Mg(3He, X), E=135 MeV]; measured β-delayed two-proton spectra. 31Ar deduced Q(EC), mass excess, possible T1/2, decay systematics. 31Cl deduced IAS energy, possible decay systematics.
doi: 10.1016/0168-9002(89)90637-2
1989RO20 Phys.Rev. C40, 2804 (1989) J.D.Robertson, P.F.Mantica, Jr., S.H.Faller, C.A.Stone, E.M.Baum, W.B.Walters Search for Reflection Asymmetric Structures in the A = 145 Mass Region: Decays of 1.8-s 143Cs to levels of 143Ba and 4.1-s 147La to levels of 147Ce RADIOACTIVITY 143Cs, 147La(β-); measured Eγ, Iγ, γγ-coin, γγ(θ). 143Ba, 147Ce deduced levels, J, π.
doi: 10.1103/PhysRevC.40.2804
1989TO01 Phys.Rev. C39, 1150 (1989) K.S.Toth, D.M.Moltz, J.D.Robertson Identification of 181Pb in 40Ca Irradiations of 144Sm RADIOACTIVITY 181Pb(α) [from 144Sm(40Ca, 3n), E=212, 201 MeV]; measured decay products, Eα, Iα; deduced mass excess, T1/2. NUCLEAR REACTIONS 144,147Sm(40Ca, xn), E=275, 265 MeV; 144Sm(40Ca, xn), E=201 MeV; measured E(α), I(α); deduced evidence for 181Pb. 183Pb deduced α-branching, E(α), mass, Q(α) correction.
doi: 10.1103/PhysRevC.39.1150
1988FA03 Phys.Rev. C38, 307 (1988) S.H.Faller, J.D.Robertson, E.M.Baum, Chien Chung, C.A.Stone, W.B.Walters Decay of 143Ba to Levels of the Odd-Proton N = 86 Nuclide 143La RADIOACTIVITY 143Ba(β-) [from 143Cs-decay]; measured Eγ, Iγ, γγ-coin, γγ(θ), I(ce). 143La deduced levels, γ multipolarity, J, π. Mass separted source.
doi: 10.1103/PhysRevC.38.307
1988FA06 Phys.Rev. C38, 905 (1988) S.H.Faller, P.F.Mantica, Jr., E.M.Baum, Chien Chung, J.D.Robertson, C.A.Stone, W.B.Walters Decay of 139,141,143Xe to Levels of 139,141,143Cs RADIOACTIVITY 139,141,143Xe(β-) [from mass separated fission products]; measured Eγ, Iγ, I(ce), γγ(θ). 139Cs deduced levels, J, π, ICC. 141Cs deduced level, Iβ, J, π. 143Xe deduced T1/2. 143Cs deduced level.
doi: 10.1103/PhysRevC.38.905
1986FA08 Phys.Rev. C34, 654 (1986) S.H.Faller, C.A.Stone, J.D.Robertson, C.Chung, N.K.Aras, W.B.Walters, R.L.Gill, A.Piotrowski Decay of 83-min 139Ba to Levels of 139La and the Decay of 18-min 141Ba to Levels of 141La RADIOACTIVITY 139Ba(β-) [from neutron irradiation of BaCo3]; measured Compton suppressed Eγ, Iγ, γγ-coin. 141Ba(β-) [from neutron irradiation of BaCo3]; measured γγ(θ), Eγ, Iγ, γγ-coin. 139,141La deduced levels, J, π, γ-branching.
doi: 10.1103/PhysRevC.34.654
1986RO17 Phys.Rev. C34, 1012 (1986) J.D.Robertson, S.H.Faller, W.B.Walters, R.L.Gill, H.Mach, A.Piotrowski, E.F.Zganjar, H.Dejbakhsh, R.F.Petry Decay of 145Cs to Levels of 145Ba RADIOACTIVITY 145Cs(β-); measured Eγ, Iγ, γγ-coin, γγ(θ), I(ce). 145Ba deduced levels, J, π, γ-branching, γ-multipolarity, ICC. Ge(Li), hyperpure Ge detectors.
doi: 10.1103/PhysRevC.34.1012
1985RO13 Z.Phys. A321, 705 (1985) J.D.Robertson, W.B.Walters, S.F.Faller, C.A.Stone, R.L.Gill, A.Piotrowski The Beta Decay of 139I RADIOACTIVITY 139I(β-) [from on-line mass separation]; measured Eγ, Iγ, γγ(t). 139Xe deduced levels, γ-branching, possible J, π.
doi: 10.1007/BF01432453
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