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NSR database version of April 11, 2024.

Search: Author = J.Williams

Found 68 matches.

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2024LU03      Phys.Rev. C 109, 014309 (2024)

R.S.Lubna, A.B.Garnsworthy, V.Tripathi, G.C.Ball, C.R.Natzke, M.Rocchini, C.Andreoiu, S.S.Bhattacharjee, I.Dillmann, F.H.Garcia, S.A.Gillespie, G.Hackman, C.J.Griffin, G.Leckenby, T.Miyagi, B.Olaizola, C.Porzio, M.M.Rajabali, Y.Saito, P.Spagnoletti, S.L.Tabor, R.Umashankar, V.Vedia, A.Volya, J.Williams, D.Yates

Cross-shell excited configurations in the structure of 34Si

doi: 10.1103/PhysRevC.109.014309
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2023WI02      Phys.Rev. C 107, 035803 (2023)

M.Williams, B.Davids, G.Lotay, N.Nishimura, T.Rauscher, S.A.Gillespie, M.Alcorta, A.M.Amthor, G.C.Ball, S.S.Bhattacharjee, V.Bildstein, W.N.Catford, D.T.Doherty, N.E.Esker, A.B.Garnsworthy, G.Hackman, K.Hudson, A.Lennarz, C.Natzke, B.Olaizola, A.Psaltis, C.E.Svensson, J.Williams, D.Walter, D.Yates

Cross sections of the 83Rb(p, γ)84Sr and 84Kr(p, γ)85Rb reactions at energies characteristic of the astrophysical γ process

NUCLEAR REACTIONS 1H(83Rb, γ)84Sr, E=2.4, 2.7 MeV/nucleon; 1H(84Kr, γ)85Rb, E=2.7 MeV/nucleon; measured Eγ, Iγ, (recoil)γ-coin; deduced σ(E). 1H(83Rb, γ)84Sr, E=2.4, 2.7 MeV/nucleon; deduced thermonuclear reaction rate. Comparison to SMARAGD and NON-SMOKER calculations. Relevance to the abundance of 84Sr produced during the γ process in supernovae. The EMMA recoil mass spectrometer with 12 Compton-suppressed HPGe detectors of the TIGRESS array at ISAC-II facility of TRIUMF.

doi: 10.1103/PhysRevC.107.035803
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2023WI06      Phys.Rev. C 108, L051305 (2023)

J.Williams, G.Hackman, K.Starosta, R.S.Lubna, P.Choudhary, P.C.Srivastava, C.Andreoiu, D.Annen, H.Asch, M.D.H.K.G.Badanage, G.C.Ball, M.Beuschlein, H.Bidaman, V.Bildstein, R.Coleman, A.B.Garnsworthy, B.Greaves, G.Leckenby, V.Karayonchev, M.S.Martin, C.Natzke, C.M.Petrache, A.Radich, E.Raleigh-Smith, D.Rhodes, R.Russell, M.Satrazani, P.Spagnoletti, C.E.Svensson, D.Tam, F.Wu, D.Yates, Z.Yu

Identifying the spin-trapped character of the 32Si isomeric state

doi: 10.1103/PhysRevC.108.L051305
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2022SM02      Phys.Rev. C 106, 014312 (2022)

J.Smallcombe, A.B.Garnsworthy, W.Korten, P.Singh, F.A.Ali, C.Andreoiu, S.Ansari, G.C.Ball, C.J.Barton, S.S.Bhattacharjee, M.Bowry, R.Caballero-Folch, A.Chester, S.A.Gillespie, G.F.Grinyer, G.Hackman, C.Jones, B.Melon, M.Moukaddam, A.Nannini, P.Ruotsalainen, K.Starosta, C.E.Svensson, R.Wadsworth, J.Williams

Improved measurement of the 02+ → 01+ E0 transition strength for 72Se using the SPICE spectrometer

NUCLEAR REACTIONS 40Ca(36Ar, 4p), E=120 MeV from TRIUMF-ISAC-II linear accelerator; measured reaction products, Eγ, Iγ, ce, γγ-coin, (ce)γ-coin, and (ce)γ(t) using TIGRESS array of 12 HPGe clover detectors for γ detection, and SPICE array and a Si(Li) detector for conversion electrons. 72Se; deduced levels, T1/2 of 937, 0+ level, I(937, E0)/I(γ+ce)(75γ, E2) ratio, qK2(E0/E2) and ρ2(E0, 937) transition strength. Comparison with previous experimental results, and with two state mixing theoretical calculations for the g.s. and the first 2+ state. Systematics of experimental B(E2) and ρ2(E0) strengths in 66,68,70,72,74Ge, 68,70,72,74,76Se, 70,72,74,76,78Kr.

doi: 10.1103/PhysRevC.106.014312
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2021GI14      Phys.Rev. C 104, 044313 (2021)

S.A.Gillespie, J.Henderson, K.Abrahams, F.A.Ali, L.Atar, G.C.Ball, N.Bernier, S.S.Bhattcharjee, R.Caballero-Folch, M.Bowry, A.Chester, R.Coleman, T.Drake, E.Dunling, A.B.Garnsworthy, B.Greaves, G.F.Grinyer, G.Hackman, E.Kasanda, R.LaFleur, S.Masango, D.Muecher, C.Ngwetsheni, S.S.Ntshangase, B.Olaizola, J.N.Orce, T.Rockman, Y.Saito, L.Sexton, P.Siuryte, J.Smallcombe, J.K.Smith, C.E.Svensson, E.Timakova, R.Wadsworth, J.Williams, M.S.C.Winokan, C.Y.Wu, T.Zidar

Coulomb excitation of 80, 82Kr and a change in structure approaching N=Z=40

NUCLEAR REACTIONS 196Pt, 208Pb(80Kr, 80Kr'), (82Kr, 82Kr'), E=4.17 MeV/nucleon from TRIUMF offline ion source (OLIS) and ISAC accelerator; measured Eγ, Iγ, (particle)γ-coin using TIGRESS array for γ rays, and double-sided silicon strip detectors for scattered beam- and target-like nuclei. 80,82Kr; deduced levels, J, π, Coulomb-excitation yields, and analyzed using GOSIA coupled-channels code, E2 and M1 matrix elements, B(E2) and B(M1), and spectroscopic quadrupole moments for the first 2+ and 4+ states; analyzed rotational invariants, and covariances and correlations on matrix elements. Comparison with previous experimental data for E2 matrix element and B(E2) values. Systematics of B(E2) and quadrupole moments of 74,76,78,80,82,84Kr, and those of cos(3δ) parameters for the first 2+ states in 66,68,70,72Zn, 70,72,74,76,78Ge, 72,74,76,78,80Se, 74,76,78,80,82Kr, 76,78,80,82,84Sr, and compared with expected values for an axially symmetric rotor.

doi: 10.1103/PhysRevC.104.044313
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2021LO11      Phys.Rev.Lett. 127, 112701 (2021)

G.Lotay, S.A.Gillespie, M.Williams, T.Rauscher, M.Alcorta, A.M.Amthor, C.A.Andreoiu, D.Baal, G.C.Ball, S.S.Bhattacharjee, H.Behnamian, V.Bildstein, C.Burbadge, W.N.Catford, D.T.Doherty, N.E.Esker, F.H.Garcia, A.B.Garnsworthy, G.Hackman, S.Hallam, K.A.Hudson, S.Jazrawi, E.Kasanda, A.R.L.Kennington, Y.H.Kim, A.Lennarz, R.S.Lubna, C.R.Natzke, N.Nishimura, B.Olaizola, C.Paxman, A.Psaltis, C.E.Svensson, J.Williams, B.Wallis, D.Yates, D.Walter, B.Davids

First Direct Measurement of an Astrophysical p-Process Reaction Cross Section Using a Radioactive Ion Beam

NUCLEAR REACTIONS 1H(83Rb, γ), (84Kr, γ), E=2.4, 2.7 MeV/nucleon; measured reaction products, Eγ, Iγ; deduced γ-ray energies, partial σ. Comparison with statistical model calculations.

doi: 10.1103/PhysRevLett.127.112701
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2021RA22      Phys.Rev. C 104, L042801 (2021)

J.S.Randhawa, R.Kanungo, J.Refsgaard, P.Mohr, T.Ahn, M.Alcorta, C.Andreoiu, S.S.Bhattacharjee, B.Davids, G.Christian, A.A.Chen, R.Coleman, P.E.Garrett, G.F.Grinyer, E.G.Fuakye, G.Hackman, J.Hollett, R.Jain, K.Kapoor, R.Krucken, A.Laffoley, A.Lennarz, J.Liang, Z.Meisel, B.Nikhil, A.Psaltis, A.Radich, M.Rocchini, N.Saei, M.Saxena, M.Singh, C.Svensson, P.Subramaniam, A.Talebitaher, S.Upadhyayula, C.Waterfield, J.Williams, M.Williams

First direct measurement of 59Cu(p, α)56Ni: step towards constraining the Ni-Cu cycle in the cosmos

NUCLEAR REACTIONS 1H(59Cu, α)56Ni, E=8.5 MeV/nucleon, [secondary 59Cu beam from Nb(p, X), E=480 MeV at the TRIUMF cyclotron, followed by re-acceleration of 59Cu beam by ISAC-II superconducting LINAC, solid H2 target]; measured protons and α particles, angle-integrated σ using thick single-sided silicon strip detectors and a layer of thick CsI(Tl) detectors; deduced ratio of integrated σ to total σ, exclusive population of the ground state of 56Ni in (p, α). Comparison with Hauser-Feshbach based statistical model calculations; deduced overestimation of (p, α) cross section in this region. Discussed impact on νp process and x-ray bursts (XRBs). Relevance to Ni-Cu cycle in nucleosynthesis, with competing 59Cu(p, α)56Ni and 59Cu(p, γ)60Zn reactions.

doi: 10.1103/PhysRevC.104.L042801
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2020GA27      Phys.Rev.Lett. 125, 172501 (2020)

F.H.Garcia, C.Andreoiu, G.C.Ball, A.Bell, A.B.Garnsworthy, F.Nowacki, C.M.Petrache, A.Poves, K.Whitmore, F.A.Ali, N.Bernier, S.S.Bhattacharjee, M.Bowry, R.J.Coleman, I.Dillmann, I.Djianto, A.M.Forney, M.Gascoine, G.Hackman, K.G.Leach, A.N.Murphy, C.R.Natzke, B.Olaizola, K.Ortner, E.E.Peters, M.M.Rajabali, K.Raymond, C.E.Svensson, R.Umashankar, J.Williams, D.Yates

Absence of Low-Energy Shape Coexistence in 80Ge: The Nonobservation of a Proposed Excited 0+2 Level at 639 keV

RADIOACTIVITY 80Ga(β-); measured decay products, Eγ, Iγ, Eβ, Iβ, γ-γ-coin.; deduced γ-ray energies and intensities, J, π, partial level scheme, lack of evidence for low-energy shape coexistence. Comparison with large-scale shell model calculations.

doi: 10.1103/PhysRevLett.125.172501
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2020MA59      Phys.Rev. C 102, 054325 (2020)

A.D.MacLean, A.T.Laffoley, C.E.Svensson, G.C.Ball, J.R.Leslie, C.Andreoiu, A.Babu, S.S.Bhattacharjee, H.Bidaman, V.Bildstein, C.Burbadge, M.Bowry, C.Cheng, D.S.Cross, A.Diaz Varela, I.Dillmann, M.R.Dunlop, R.Dunlop, L.J.Evitts, P.Finlay, S.Gillespie, A.B.Garnsworthy, P.E.Garrett, E.Gopaul, C.J.Griffin, G.F.Grinyer, G.Hackman, J.Henderson, B.Jigmeddorj, K.G.Leach, E.Kassanda, J.McAfee, M.Moukaddam, C.Natzke, S.Nittala, B.Olaizola, J.Park, C.Paxman, J.L.Pore, C.Porzio, A.J.Radich, P.Ruotsalainen, Y.Saito, S.Sharma, J.Smallcombe, J.K.Smith, R.Sultana, J.Turko, J.Williams, D.Yates, T.Zidar

High-precision branching ratio measurement and spin assignment implications for 62Ga superallowed β decay

RADIOACTIVITY 62Ga(β+), (EC); measured Eγ, Iγ, β+, β+γ- and βγγ-coin, γγ(θ) using GRIFFIN array of 16 Compton-suppressed HPGe clover detectors for γ rays, and SCEPTAR array of plastic scintillators for β particles at TRIUMF-ISAC facility. 62Zn; deduced levels, J, π, multipole mixing ratios, precise β branch for superallowed 0+ to 0+ transition, β feedings to excited 0+ and (1+) states, isospin-symmetry-breaking correction. Comparison with previous experimental results and implications for theoretical studies of isospin-symmetry-breaking correction calculations.

doi: 10.1103/PhysRevC.102.054325
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2020WI11      Phys.Rev. C 102, 064302 (2020)

J.Williams, G.C.Ball, A.Chester, P.Choudhary, T.Domingo, A.B.Garnsworthy, G.Hackman, J.Henderson, R.Henderson, R.Krucken, R.S.Lubna, J.Measures, O.Paetkau, J.Park, J.Smallcombe, P.C.Srivastava, K.Starosta, C.E.Svensson, K.Whitmore, M.Williams

High-spin structure of the sd shell nuclei 25Na and 22Ne

NUCLEAR REACTIONS 12C(18O, pα)25Na, (18O, 2α)22Ne, E=48 MeV; measured Eγ, Iγ, charged particles, γγ- and (particle)γ-coin, γ(θ), level half-lives by DSAM using TIGRESS array of 13 Compton suppressed HPGe clovers and a 38-element array of CsI(Tl) scintillators at the TRIUMF-ISAC facility. 22Ne, 25Na; deduced levels, J, π, multipolarities, B(E1), B(E2). Comparison with shell model calculations using the USDB, SDPF-MU, YSOX and FSU interactions, and with previous experimental results. Calculated proton and neutron occupancies for selected one-particle-one-hole states in 25Na, using the FSU interaction.

doi: 10.1103/PhysRevC.102.064302
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2019MA29      Phys.Rev. C 99, 044320 (2019)

A.Matta, W.N.Catford, N.A.Orr, J.Henderson, P.Ruotsalainen, G.Hackman, A.B.Garnsworthy, F.Delaunay, R.Wilkinson, G.Lotay, Na.Tsunoda, T.Otsuka, A.J.Knapton, G.C.Ball, N.Bernier, C.Burbadge, A.Chester, D.S.Cross, S.Cruz, C.Aa.Diget, T.Domingo, T.E.Drake, L.J.Evitts, F.H.Garcia, S.Hallam, E.MacConnachie, M.Moukaddam, D.Muecher, E.Padilla-Rodal, O.Paetkau, J.Park, J.L.Pore, U.Rizwan, J.Smallcombe, J.K.Smith, K.Starosta, C.E.Svensson, J.Williams, M.Williams

Shell evolution approaching the N-20 island of inversion: Structure of 29Mg

NUCLEAR REACTIONS 2H(28Mg, p), E=8.0 MeV/nucleon, [secondary 28Mg beam from C(p, X), E=520 MeV primary reaction at the ISAC2 of TRIUMF]; measured Ep, Ip, Eγ, Iγ, (recoil)γ-coin, and differential σ(θ) using SHARC array of double-sided silicon strip detectors, TIGRESS array of HPGe detectors, and TRIFOIL plastic scintillator. 29Mg; deduced levels, J, π, spectroscopic factors. Comparison with shell model calculations. Systematics of intruder states in 25,27,29,31Mg.

NUCLEAR STRUCTURE 29Mg; calculated levels, J, π, neutron occupancies using shell model with EEdf1 interaction. Comparison with experimental data.

doi: 10.1103/PhysRevC.99.044320
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2019WI07      Phys.Rev. C 100, 014322 (2019)

J.Williams, G.C.Ball, A.Chester, T.Domingo, A.B.Garnsworthy, G.Hackman, J.Henderson, R.Henderson, R.Krucken, A.Kumar, K.D.Launey, J.Measures, O.Paetkau, J.Park, G.H.Sargsyan, J.Smallcombe, P.C.Srivastava, K.Starosta, C.E.Svensson, K.Whitmore, M.Williams

Structure of 28Mg and influence of the neutron pf shell

NUCLEAR REACTIONS 12C(18O, 2p), E=48 MeV; measured Eγ, Iγ, γγ-coin, γ(θ), Ep, Ip, level half-lives by DSAM using the TIGRESS array and CsI(Tl) scintillator array for charged particle detection at ISACII-TRIUMF. 28Mg; deduced levels, intruder orbitals, J, π, B(E2). Systematics of yrast states in 24,26,28,30Mg, 30Si, 32S. Comparison with ab initio symmetry adapted no-core shell model (SA-NCSM) calculations using the SDPF-MU interaction, and with evaluated data in the ENSDF database.

NUCLEAR STRUCTURE 28Mg; calculated levels, intruder orbitals, J, π, neutron occupancies in the pf shell, B(M1), B(M2), proton and neutron effective single-particle energies. Ab initio symmetry adapted no-core shell model (SA-NCSM) calculations using the SDPF-MU, USDB(sd) and SDPF(U) interactions. Comparison with experimental data.

doi: 10.1103/PhysRevC.100.014322
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2018CH01      Nucl.Instrum.Methods Phys.Res. A882, 69 (2018)

A.Chester, G.C.Ball, N.Bernier, D.S.Cross, T.Domingo, T.E.Drake, L.J.Evitts, F.H.Garcia, A.B.Garnsworthy, G.Hackman, S.Hallam, J.Henderson, R.Henderson, R.Krucken, E.MacConnachie, M.Moukaddam, E.Padilla-Rodal, O.Paetkau, J.L.Pore, U.Rizwan, P.Ruotsalainen, J.Shoults, J.Smallcombe, J.K.Smith, K.Starosta, C.E.Svensson, K.Van Wieren, J.Williams, M.Williams

Recoil distance method lifetime measurements at TRIUMF-ISAC using the TIGRESS Integrated Plunger

NUCLEAR REACTIONS 27Al(84Kr, 84Kr'), E=250 MeV; measured reaction products, Eγ, Iγ. 84Kr; deduced first excited state T1/2 and uncertainty. Comparison with available data.

doi: 10.1016/j.nima.2017.11.029
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2018HE09      Phys.Rev. C 97, 044311 (2018)

J.Henderson, A.Chester, G.C.Ball, R.Caballero-Folch, T.Domingo, T.E.Drake, L.J.Evitts, A.B.Garnsworthy, G.Hackman, S.Hallam, M.Moukaddam, P.Ruotsalainen, J.Smallcombe, J.K.Smith, K.Starosta, C.E.Svensson, J.Williams

Lifetimes of low-lying excited states in 8636Kr50

NUCLEAR REACTIONS C(86Kr, 86Kr'), E=256.7 MeV, unsafe Coulomb excitation; measured Eγ, 86Kr scattered particles, (particle)γ-coin, half-lives of 2+ and 3- states by Doppler-shift attenuation method (DSAM) using the 4π TIGRESS array for γ detection, and TIGRESS integrated plunger (TIP) for particle detection at TRIUMF-ISAC facility. 86Kr; deduced levels, B(E2), B(E1), B(M1). Comparison with previous measurements. Systematics of B(E2) values for first 2+ states in 80Zn, 82Ge, 84Se, 86Kr, 88Sr, 90Zr and 92Mo.

doi: 10.1103/PhysRevC.97.044311
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2017CH28      Phys.Rev. C 96, 011302 (2017)

A.Chester, G.C.Ball, R.Caballero-Folch, D.S.Cross, S.Cruz, T.Domingo, T.E.Drake, A.B.Garnsworthy, G.Hackman, S.Hallam, J.Henderson, R.Henderson, W.Korten, R.Krucken, M.Moukaddam, B.Olaizola, P.Ruotsalainen, J.Smallcombe, K.Starosta, C.E.Svensson, J.Williams, K.Wimmer

Recoil distance method lifetime measurement of the 2+1 and implications for the structure of neutron-rich Sr isotopes

NUCLEAR REACTIONS 27Al(94Sr, 94Sr'), (94Sr, 27Al')E=280 MeV; measured Eγ, Iγ, (27Al)γ-coin, half-life of the first 2+ state in 94Sr by recoil-distance method (RDM) using TIGRESS Integrated Plunger (TIP), and TIGRESS array for γ detection at TRIUMF-ISAC-II accelerator facility. Coulomb excitation. Geant4 simulations. 94Sr; deduced level, B(E2) for the first 2+ state. Comparison with previous measurements, and with theoretical model calculations.

doi: 10.1103/PhysRevC.96.011302
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2017WI07      Nucl.Instrum.Methods Phys.Res. A859, 8 (2017)

J.Williams, C.Andreoiu, R.Ashley, G.C.Ball, T.Ballast, P.C.Bender, C.Bolton, V.Bildstein, A.Chester, D.S.Cross, T.Domingo, T.Drake, A.Garnsworthy, P.Garrett, B.Hadinia, G.Hackman, R.Henderson, D.Jamieson, B.Jigmeddorj, A.Knapton, R.Kruecken, D.Miller, W.J.Mills, M.Moukaddam, M.Rajabali, U.Rizwan, K.Starosta, C.E.Svensson, C.Unsworth, A.D.Varela, P.Voss, Z.M.Wang, J.Wong

Implementation of the Doppler shift attenuation method using TIP/TIGRESS at TRIUMF: Fusion-evaporation lifetime measurements in 22Ne

NUCLEAR REACTIONS 12C(18O, 2α)22Ne, E=48 MeV; measured reaction products, Eα, Iα, Eγ, Iγ; deduced level energies, J, π, T1/2. DSAM, comparison with available data.

doi: 10.1016/j.nima.2017.03.059
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2016DO10      Appl.Radiat.Isot. 119, 101 (2016)

T.Domingo, K.Starosta, A.Chester, J.Williams

A precise measurement of the 117mSn half-life

RADIOACTIVITY 117Sn(IT) [from Sn(n, X)117mSn, E=14.1 MeV]; measured decay products, Eγ, Iγ; deduced T1/2 and its uncertainties, γ-ray ratio. Comparison with available data.

doi: 10.1016/j.apradiso.2016.11.010
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1999NA05      Phys.Rev. C59, 760 (1999)

A.Nadasen, J.Brusoe, J.Farhat, K.A.G.Rao, D.Sisan, J.Williams, P.G.Roos, F.Adimi, T.Gu, M.Khayat, R.E.Warner

(α, 2α) Cluster Knockout Reaction on 9Be and 12C at 580 MeV

NUCLEAR REACTIONS 9Be, 12C(α, 2α), E=580 MeV; measured σ(θ(1), θ(2), E); deduced dominance of quasifree knockout mechanism. DWIA calculations.

doi: 10.1103/PhysRevC.59.760
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC1097.


1997OF01      Phys.Rev. C55, 1295 (1997)

B.G.Ofenloch, R.A.Giannelli, B.G.Ritchie, J.M.O'Donnell, J.N.Knudson, C.L.Morris, C.M.Kormanyos, A.Saunders, J.Z.Williams, R.A.Lindgren, B.L.Clausen

Pion-Nucleus Spin-Flip Strength at Low and Resonance Energies

NUCLEAR REACTIONS 10B(π+, π+'), E=65 MeV; measured σ(θ). 10B deduced isovector spin-flip strength parameter, B(λ). Other data analyzed.

doi: 10.1103/PhysRevC.55.1295
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1996DE68      Phys.Rev. B54, 16101 (1996)

S.M.De Soto, C.P.Slichter, A.M.Kini, H.H.Wang, U.Geiser, J.M.Williams

13C NMR Line-Shape Studies of the Organic Superconductor κ-(ET)2Cu[N(CN)2]Br

NUCLEAR MOMENTS 13C; measured NMR; deduced spin-spin relation rate related features. Quasi-two-dimensional organic superconductor.

doi: 10.1103/PhysRevB.54.16101
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1995DE68      Phys.Rev. B52, 10364 (1995)

S.M.De Soto, C.P.Slichter, A.M.Kini, H.H.Wang, U.Geiser, J.M.Williams

13C NMR Studies of the Normal and Superconducting States of the Organic Superconductor κ-(ET)2Cu[N(CN)2]Br

NUCLEAR MOMENTS 13C; measured NMR; deduced spin relaxation rates, Knight shifts in quasi-two-dimensional organic superconductor.

doi: 10.1103/PhysRevB.52.10364
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1995GH01      Ann.Nucl.Energy 22, 11 (1995)

S.K.Ghorai, P.M.Sylva, J.R.Williams, W.L.Alford

Partial Neutron Cross Sections for 64Zn, 66Zn, 67Zn and 68Zn between 14.2 and 18.2 MeV

NUCLEAR REACTIONS 64Zn(n, p), E=14.2-17.2 MeV; 64Zn(n, 2n), 67,66Zn(n, p), E=14.2-18.2 MeV; 68Zn(n, p)68Cu/68mCu, 68Zn(n, α), E=14.2-16.2 MeV; measured σ(E). Activation technique.

doi: 10.1016/0306-4549(94)P3960-P
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13597.


1995NA16      Phys.Rev. C52, 1894 (1995)

A.Nadasen, J.Brusoe, J.Farhat, T.Stevens, J.Williams, L.Nieman, J.S.Winfield, R.E.Warner, F.D.Becchetti, J.W.Janecke, T.Annakkage, J.Bajema, D.Roberts, H.S.Govinden

Unique Potentials for the Elastic Scattering of 350 MeV 7Li from 12C and 28Si

NUCLEAR REACTIONS 12C, 28Si(7Li, 7Li), E=350 MeV; measured σ(θ); deduced optical model parameters. Double-folding calculations.

doi: 10.1103/PhysRevC.52.1894
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0504.


1994WI08      Nucl.Phys. A577, 653 (1994)

J.Z.Williams, G.Feldman, H.R.Weller, D.R.Tilley

Radiative Capture of Polarized Deuterons by 6Li and the D-State of 8Be

NUCLEAR REACTIONS 6Li(polarized d, γ), E=2-14 MeV; measured σ(E) vs θ, vector, tensor analyzing power vs θ, E; deduced transition matrix elements phases. 8Be deduced D-state probability. Direct capture, multi-channel resonating group model.

doi: 10.1016/0375-9474(94)90938-5
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0129.


1991WI04      Phys.Rev. C43, 1363 (1991)

V.Wijekumar, J.Z.Williams, G.Feldman, H.R.Weller, D.R.Tilley

Resolution of the Twofold Ambiguity in the E1 Capture Amplitudes for the 13C(p(pol), γ)14N Reaction

NUCLEAR REACTIONS 13C(polarized p, γ), E=3-4.2 MeV; measured Eγ, Iγ, σ(θ), analyzing power; deduced E1 capture mechanism.

doi: 10.1103/PhysRevC.43.1363
Citations: PlumX Metrics


1991WI19      Phys.Lett. 273B, 216 (1991)

J.Z.Williams, G.Feldman, H.R.Weller, D.R.Tilley

The 6Li(d(pol), γ)8Be Reaction at E(d) = 9.0 MeV and the D-State of 8Be

NUCLEAR REACTIONS 6Li(polarized d, γ), E=90 MeV; measured Eγ, Iγ, σ(θ), vector, tensor analyzing power vs θ. 8Be deduced d+6Li D-state probability.

doi: 10.1016/0370-2693(91)91674-K
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0129.


1990FE06      Phys.Rev. C42, R1167 (1990)

G.Feldman, M.J.Balbes, L.H.Kramer, J.Z.Williams, H.R.Weller, D.R.Tilley

3H(p, γ)4He Reaction and the (γ, p)/(γ, n) Ratio in 4He

NUCLEAR REACTIONS, ICPND 3H(p, γ), E=2-15 MeV; measured σ(E, θ=90°); deduced σ(E) for (γ, p), σ(γ, p)/σ(γ, n). 4He deduced no charge symmetry violation evidence.

doi: 10.1103/PhysRevC.42.R1167
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0111.


1989HE12      Nucl.Instrum.Methods Phys.Res. B40/41, 478 (1989)

W.V.Hecker, J.R.Williams, W.L.Alford, S.K.Ghorai

Particle Neutron Cross Sections for 47Ti and 48Ti between 14.3 and 19.1 MeV

NUCLEAR REACTIONS 47,48Ti(n, p), 48Ti(n, np), (n, d), E=14.3-19.1 MeV; measured σ(E). Activation techniques.

doi: 10.1016/0168-583X(89)91025-2
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13133.


1987GH01      J.Phys.(London) G13, 405 (1987)

S.K.Ghorai, J.R.Williams, W.L.Alford

The (n, 2n) Excitation Function for 50Cr and the (n, 2n) and (n, p) Excitation Functions for 52Cr

NUCLEAR REACTIONS 50Cr(n, 2n), 52Cr(n, p), E=14.2-18.2 MeV; 52Cr(n, 2n), E=14.2 MeV; measured σ(E). Activation method, Ge(Li) detector.

doi: 10.1088/0305-4616/13/3/013
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12958.


1987MI12      Nucl.Instrum.Methods Phys.Res. B24/25, 493 (1987)

Y.J.Mii, J.R.Williams, W.L.Alford, S.K.Ghorai

Partial Neutron Cross Sections for 39K and 41K between 14.4 and 18.2 MeV

NUCLEAR REACTIONS 39K(n, 2n), 41K(n, α), (n, p), E=14.4-18.2 MeV; measured σ(E). Hyperpure Ge detector, activation method.

doi: 10.1016/0168-583X(87)90691-4
Citations: PlumX Metrics


1986WI07      Radiat.Eff. 92, 215 (1986)

J.R.Williams, W.L.Alford, S.K.Ghorai

Cross Sections for the 59Co(n, p)59Fe Reaction between 14 and 19 MeV

NUCLEAR REACTIONS 59Co(n, p), E=14.2-18.2 MeV; measured σ. Activation technique.

doi: 10.1080/00337578608208325
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12929.


1985GH03      Ann.Nucl.Energy 12, 681 (1985)

S.K.Ghorai, J.R.Williams, W.L.Alford

The Cross Section for the 41K(n, p)41Ar Reaction between 14.2 and 17.2 MeV

NUCLEAR REACTIONS 41K(n, p), E=14.2-17.2 MeV; measured σ(E). Activation technique.

doi: 10.1016/0306-4549(85)90081-7
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12957.


1985GH04      Nucl.Instrum.Methods Phys.Res. B10/11, 392 (1985)

S.K.Ghorai, J.R.Williams, K.C.Haworth, W.L.Alford

The (n, 2n) Isomeric Cross Sections Ratios and the (n, 2n) Excitation Function for 197Au

NUCLEAR REACTIONS 197Au(n, 2n), E=14.2-18.2 MeV; measured isomeric to ground state σ ratio. Activation technique.

doi: 10.1016/0168-583X(85)90276-9
Citations: PlumX Metrics


1978JA20      Int.J.Appl.Radiat.Isotop. 29, 505 (1978)

A.H.Jaffey, H.Diamond, W.C.Bentley, K.F.Flynn, D.J.Rokop, A.M.Essling, J.Williams

The Half Life of 239Pu: By Specific Activity Measurements and by Mass Spectrometric Determination of Daughter Growth

RADIOACTIVITY 239Pu; measured T1/2, α disintegration rate, 235U growth. Intermediate-geometry α-counter, isotope dilution mass spectrometer.

doi: 10.1016/0020-708X(78)90007-8
Citations: PlumX Metrics


1977JA08      Phys.Rev. C16, 354 (1977)

A.H.Jaffey, H.Diamond, W.C.Bentley, K.F.Flynn, D.J.Rokop, A.M.Essling, J.Williams

Half-Life of 239Pu by Two Independent Methods

RADIOACTIVITY 239Pu; measured T1/2.

doi: 10.1103/PhysRevC.16.354
Citations: PlumX Metrics


1976NE04      Nucl.Phys. A261, 427 (1976)

R.O.Nelson, J.R.Williams, D.R.Tilley, D.G.Rickel, N.R.Roberson, S.Maripuu, C.P.Camerson, R.D.Ledford

Mean Lifetimes of Levels in 55Co

NUCLEAR REACTIONS 54Fe(3He, dγ), E=12 MeV; measured Eγ(θ), Doppler-shift attenuation. 55Co deduced levels, J, π, T1/2. Enriched target, Ge(Li) detector.

doi: 10.1016/0375-9474(76)90156-1
Citations: PlumX Metrics


1976OB01      J.Inorg.Nucl.Chem. 38, 19 (1976)

F.E.Obenshain, J.C.Williams, L.W.Houk

Hyperfine Interactions at 61Ni in Ionic Nickel Compounds

NUCLEAR MOMENTS 61Ni; measured quadrupole moment ratio.

doi: 10.1016/0022-1902(76)80041-3
Citations: PlumX Metrics


1975WI05      Phys.Rev. C11, 1111 (1975)

J.R.Williams, R.O.Nelson, C.R.Gould, D.R.Tilley

Gamma Ray Linear Polarization Measurements for 29Al

NUCLEAR REACTIONS 26Mg(α, p), E=11.26 MeV; measured linear polarization, pγ-coin. 29Al levels deduced J, π. Enriched target.

doi: 10.1103/PhysRevC.11.1111
Citations: PlumX Metrics


1975WI28      Nucl.Phys. A253, 365 (1975)

J.R.Williams, C.R.Gould, R.O.Nelson, D.R.Tilley, D.G.Rickel, N.R.Roberson

A Study of the Low-Lying Levels in 61Ni

NUCLEAR REACTIONS 58Fe(α, nγ), E=8 MeV; measured nγ-coin, γγ(θ), DSA, linear polarization. 60Ni(d, pγ), E=6 MeV; measured pγ-coin. 61Ni levels deduced J, π, δ, γ-branching, 3He. Enriched targets.

doi: 10.1016/0375-9474(75)90487-X
Citations: PlumX Metrics


1974GO34      Nucl.Sci.Eng. 55, 267 (1974)

C.R.Gould, R.O.Nelson, J.R.Williams, J.R.Boyce

Cross-Section Requirements for Charged-Particle Fusion Reactors: The 6Li(p, 3He)α Reaction

NUCLEAR REACTIONS 6Li(p, 3He), E=3-12 MeV; measured σ(E(3He), Eα, θ).

doi: 10.13182/NSE74-A23453
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA1417.


1974RI13      Nucl.Phys. A232, 200 (1974)

D.G.Rickel, N.R.Roberson, R.O.Nelson, J.R.Williams, D.R.Tilley

Measurement of Mean Lifetimes, γ-Ray Angular Distributions and Linear Polarizations for Low-Lying Levels of 50V

NUCLEAR REACTIONS 50Ti(p, nγ), E=4.50, 4.62, 4.80 MeV; measured Eγ, Iγ, nγ-coin, γ(θ), pγ(θ), DSA. 50V levels deduced J, π, T1/2, γ-mixing, γ-branching ratios.

doi: 10.1016/0375-9474(74)90653-8
Citations: PlumX Metrics


1973GO02      Phys.Rev.Lett. 30, 298 (1973)

C.R.Gould, R.O.Nelson, J.R.Williams, D.R.Tilley, J.D.Hutton, N.R.Robertson, C.E.Busch, T.B.Clegg

Application of Polarized Deuterons in (d, pγ) Angular Correlation Measurements

NUCLEAR REACTIONS 12C, 30Si(d, pγ), E=4.15 MeV; measured pγ(θ). 13C, 31Si transitions deduced γ-mixing.

doi: 10.1103/PhysRevLett.30.298
Citations: PlumX Metrics


1973KU16      J.Chem.Phys. 58, 3155 (1973)

S.G.Kukolich, D.J.Ruben, J.H.S.Wang, J.R.Williams

High Resolution Measurements of 14N, D Quadrupole Coupling in CH3CN and CD3CN

NUCLEAR MOMENTS 14N; measured hfs. Molecular beam method.

doi: 10.1063/1.1679636
Citations: PlumX Metrics


1973WI20      Phys.Lett. 45A, 335 (1973)

J.M.Williams, J.S.Brooks

Magnetic Hyperfine Anomaly in the Mossbauer Isotope 119Sn

NUCLEAR REACTIONS 119Sn(γ, γ'); measured Mossbauer effect. 119Sn deduced g.

doi: 10.1016/0375-9601(73)90105-9
Citations: PlumX Metrics


1969ER01      J.Inorg.Nucl.Chem. 31, 2993 (1969)

B.R.Erdal, J.C.Williams, A.C.Wahl

Cumulative Yields of Tin and Antimony Nuclides from Thermal-Neutron Fission of 235U

NUCLEAR REACTIONS 235U(n, F), E = thermal; measured Sb, Sn isotope yields.

doi: 10.1016/0022-1902(69)80080-1
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset13244.


1969WI23      J.Phys., C (London) 2, 2037 (1969)

J.M.Williams

The Sign of the Internal Field at 119Sn Nuclei in Co2-MnSn

NUCLEAR REACTIONS 119Sn(γ, γ), E = 23.8 keV(polarized γ-rays); measured Mossbauer effect; deduced hyperfine field in Co2MnSn.

doi: 10.1088/0022-3719/2/11/318
Citations: PlumX Metrics


1968WI04      J.Phys., C (London) 1, 473(1968)

J.M.Williams

Mossbauer Effect in the Heusler Alloy Co2MnSn

NUCLEAR REACTIONS 119Sn(γ, γ), E=23.9 keV; measured Mossbauer effect.

doi: 10.1088/0022-3719/1/2/321
Citations: PlumX Metrics


1967BO15      Proc.Phys.Soc.(London) 91, 612 (1967)

G.J.Bowden, D.S.P.Bunbury, J.M.Williams

A Mossbauer Study of Hyperfine Interactions in Dysprosium Metal

NUCLEAR REACTIONS 161Dy(γ, γ), E=25.6, 74.5 keV; measured Mossbauer effect. 161Dy levels deduced μ, quadrupole moment.

doi: 10.1088/0370-1328/91/3/313
Citations: PlumX Metrics


1963HW01      Phys.Rev. 131, 2602 (1963)

C.F.Hwang, G.Clausnitzer, D.H.Nordby, S.Suwa, J.H.Williams

Polarization of 40-MeV Protons by Complex Nuclei

doi: 10.1103/PhysRev.131.2602
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0257.


1963PO06      Bull.Am.Phys.Soc. 8, No.7, 538, S8 (1963)

C.H.Poppe, C.F.Hwang, D.H.Nordby, J.H.Williams

Scattering of 68-MeV Protons by Carbon

NUCLEAR STRUCTURE 12C; measured not abstracted; deduced nuclear properties.


1962HW01      Bull.Am.Phys.Soc. 7, No.4, 285, FB1 (1962)

C.Hwang, G.Clausnitzer, D.Nordby, S.Suwa, J.H.Williams

Proton-Carbon Polarization at 40 MeV

NUCLEAR STRUCTURE 12C; measured not abstracted; deduced nuclear properties.


1962WI12      Bull.Am.Phys.Soc. 7, No.8, 531, B3 (1962)

J.H.Williams, C.F.Hwang, D.H.Nordby, S.Suwa

Polarization of 38-MeV Protons by Scattering from Carbon

NUCLEAR STRUCTURE 12C; measured not abstracted; deduced nuclear properties.


1958BR27      Bull.Am.Phys.Soc. 3, No.1, 50, SA4 (1958)

M.K.Brussel, J.H.Williams

Elastic Scattering of 40-MeV Protons


1958WI03      Phys.Rev. 110, 136 (1958)

J.H.Williams, M.K.Brussel

Elastic Scattering of 40-MeV Protons by Deuterons

doi: 10.1103/PhysRev.110.136
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1957BR24      Phys.Rev. 106, 286 (1957)

M.K.Brussell, J.H.Williams

Elastic Scattering of 40-MeV Protons by He4

doi: 10.1103/PhysRev.106.286
Citations: PlumX Metrics


1955WI26      Phys. Rev. 98, 56 (1955)

J.H.Williams, S.W.Rasmussen

Elastic Scattering of 9.76-MeV Protons by Helium

doi: 10.1103/PhysRev.98.56
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Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA1138.


1950FR61      Phys.Rev. 78, 508 (1950)

G.Freier, M.Fulk, E.E.Lampi, J.H.Williams

Total Cross Section Of C, O, Mg, Si, And S For Fast Neutrons

NUCLEAR REACTIONS C(n, x), O(n, x), Mg(n, x), Si(n, x), S(n, x), E=530 keV-4.8 MeV; measured products; deduced σ, σ(E). Data were imported from EXFOR entry 11294.

doi: 10.1103/PhysRev.78.508
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Data from this article have been entered in the EXFOR database. For more information, access X4 dataset11294.


1950LA56      Phys.Rev. 80, 853 (1950)

E.E.Lampi, G.D.Freier, J.H.Williams

The Total Scattering Cross Section Of Neutrons By Hydrogen And Carbon

NUCLEAR REACTIONS 1H(n, x), C(n, x), E=798 keV-4.9 MeV; measured products; deduced σ, σ(E). Data were imported from EXFOR entry 12644.

doi: 10.1103/PhysRev.80.853
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset12644.


1949FR20      Phys.Rev. 75, 1345 (1949)

G.Freier, E.Lampi, W.Sleator, J.H.Williams

Angular Distribution of 1- to 3.5-MeV Protons Scattered by He4

doi: 10.1103/PhysRev.75.1345
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA1106.


1949HA50      Revs.Modern Phys. 21, 635 (1949)

A.O.Hanson, R.F.Taschek, J.H.Williams

Monoergic Neutrons from Charged Particle Reactions

doi: 10.1103/RevModPhys.21.635
Citations: PlumX Metrics


1949RO22      Phys.Rev. 76, 1283 (1949)

L.Rosen, F.K.Tallmadge, J.H.Williams

Range distribution of charged particles from the D-D reactions for 10-MeV deuterons: differential elastic cross section at 40 degrees, 60 degrees an d 80 degrees in the center-of-mass system

NUCLEAR REACTIONS 2H(d, d), E=10 MeV; measured products, 2H; deduced σ(θ). Data were imported from EXFOR entry A1104.

doi: 10.1103/PhysRev.76.1283
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA1104.


1948BA02      Phys.Rev. 73, 274 (1948)

C.L.Bailey, G.Freier, J.H.Williams

Neutron and gamma-ray yields from deuterons on carbon

NUCLEAR REACTIONS 12C(d, n), 12C(d, p), E=858.1 keV-3.2 MeV; measured products, 13N, Eν, Iν; deduced σ(θ). Data were imported from EXFOR entry F0965.

doi: 10.1103/PhysRev.73.274
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetF0965.


1948BL33      Phys.Rev. 74, 1594 (1948)

J.M.Blair, G.Freier, E.Lampi, W.Sleator, J.H.Williams

The angular distribution of 1 to 3.5 MeV deuterons scattered by deuterons

NUCLEAR REACTIONS 2H(d, d), E=960 keV-3.5 MeV; measured products, 2H; deduced σ(θ). Data were imported from EXFOR entry A1217.

doi: 10.1103/PhysRev.74.1594
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA1217.


1948BL34      Phys.Rev. 74, 1599 (1948)

J.M.Blair, G.Freier, E.Lampi, W.Sleator, J.H.Williams

The angular distributions of the products of the D-D reaction : 1 to 3.5 MeV

NUCLEAR REACTIONS 2H(d, n), 2H(d, p), E=960 keV-3.5 MeV; measured products, 3He, Eν, Iν; deduced σ(θ). Data were imported from EXFOR entry A1079.

doi: 10.1103/PhysRev.74.1599
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA1079.


1948BL35      Phys.Rev. 74, 553 (1948)

J.M.Blair, G.Freier, E.Lampi, W.Sleator, Jr., J.H.Williams

The scattering of 2.4 to 3.5 MeV protons by protons

NUCLEAR REACTIONS 1H(p, p), E=2.4-3.5 MeV; measured products, Eπ, Iπ; deduced σ(θ). Data were imported from EXFOR entry A1117.

doi: 10.1103/PhysRev.74.553
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetA1117.


1946BA09      Phys.Rev. 70, 583 (1946)

C.L.Bailey, W.E.Bennett, T.Bergstralth, R.G.Nuckolls, H.T.Richards, J.H.Williams

The Neutron-Proton And Neutron-Carbon Scattering Cross Sections For Fast Neutrons

NUCLEAR REACTIONS 1H(n, x), C(n, x), E=350 keV-6 MeV; measured products; deduced σ, σ(E). Data were imported from EXFOR entry 11140.

doi: 10.1103/PhysRev.70.583
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset11140.


1937WI01      Phys.Rev. 51, 888 (1937)

J.H.Williams, W.G.Shepherd, R.O.Haxby

Evidence for the Instability of He5

NUCLEAR REACTIONS 7Li(d, X), E=275 keV; measured reaction products, Eα, Iα. 4,5He; deduced lack of 5He. Transformer-kenetron apparatus. Comparison with available data.

doi: 10.1103/PhysRev.51.888
Citations: PlumX Metrics


1934VA01      Phys.Rev. 46, 327 (1934)

A.L.Vaughn, J.H.Williams, J.T.Tate


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Note: The following list of authors and aliases matches the search parameter J.Williams: , J.C.WILLIAMS, J.F.WILLIAMS, J.G.WILLIAMS, J.H.WILLIAMS, J.M.WILLIAMS, J.R.WILLIAMS, J.Z.WILLIAMS