NSR Query Results
Output year order : Descending NSR database version of May 3, 2024. Search: Author = R.Walen Found 36 matches. 1990BR23 J.Phys.(London) G16, 1735 (1990) Ch.Briancon, S.Cwiok, S.A.Eid, V.Green, W.D.Hamilton, C.F.Liang, R.J.Walen A Re-Examination of the Band Structure of 223Ra and Reflection Asymmetry in this Nucleus RADIOACTIVITY 227Th(α); measured γγ(θ), αγ(θ), γ(θ), oriented nuclei, Eγ, Iγ, recoil distance. 223Ra deduced levels, J, π, band structure, T1/2, ICC, δ.
doi: 10.1088/0954-3899/16/11/021
1989KU23 Z.Phys. A334, 299 (1989) R.Kulessa, Ch.Briancon, A.Lefebvre, C.F.Liang, J.P.Thibaud, R.J.Walen, A.Celler, Ch.Lauterbach, J.De Boer, Ch.Mittag, F.Riess, Ch.Schandera, H.Emling, S.Hlavac, R.S.Simon, I.N.Mikhailov, Ph.N.Usmanov Coulomb Excitation of 230Th with 32S, 84Kr and 142Nd Projectiles NUCLEAR REACTIONS 230Th(32S, 32S'), E=135 MeV; 230Th(84Kr, 84Kr'), E=440 MeV; 230Th(142Nd, 142Nd'), E=682 MeV; measured (particle)γ-coin following Coulomb excitation, Eγ, Iγ. 230Th deduced levels, Iγ, B(λ), band structure.
1986DE28 Phys.Rev. C34, 1706 (1986) J.de Bettencourt, Ch.Briancon, J.Libert, J.P.Thibaud, R.J.Walen, A.Gizon, M.Meyer, Ph.Quentin Coulomb Excitation Study of 235U: Assessment of theoretical quasiparticle states NUCLEAR REACTIONS 235U(84Kr, 84Kr'), E=370, 450 MeV; measured Eγ, Iγ, γγ-, γ(particle)-coin, Coulomb excitation. 235U deduced levels, band structure, J, π, γ-branching, Nilsson assigments, intraband B(λ), ground state band magnetic dipole, quadrupole moments. Enriched target, γ-ray spectroscopy. Rotor-plus-quasiparticle approach.
doi: 10.1103/PhysRevC.34.1706
1984BR13 Nucl.Instrum.Methods 221, 547 (1984) Ch.Briancon, B.Legrand, R.J.Walen, Ts.Vylov, A.Minkova, A.Inoyatov A New Combined Electrostatic Electron Spectrometer RADIOACTIVITY 57Co, 125I, 169Yb, 131Cs(EC); measured I(ce). Electrostatic low energy electron spectrometer.
1984DE28 Nuovo Cim. 81A, 245 (1984) J.De Boer, Ch.Lauterbach, Ch.Mittag, F.Riess, Ch.Schandera, Ch.Briancon, A.Lefebvre, C.F.Liang, J.P.Thibaud, R.T.Walen, H.Emling, R.S.Simon, A.Celler, R.Kulessa Coulomb Excitation of 230Th NUCLEAR REACTIONS 230Th(32S, 32S'), E=135 MeV; 230Th(84Kr, 84Kr'), E=440 MeV; 230Th(142Nd, 142Nd'), E=447 MeV; measured (particle)γ-coin following Coulomb excitation. 230Th deduced levels, J, π, band structure, γ-branching.
doi: 10.1007/BF02724168
1983KU05 Z.Phys. A312, 135 (1983) R.Kulessa, R.P.DeVito, H.Emling, E.Grosse, D.Schwalm, R.S.Simon, A.Lefebvre, Ch.Briancon, R.J.Walen, G.Sletten, Th.W.Elze High-j Proton and Neutron Alignment in the Odd Actinides 235U and 237Np NUCLEAR REACTIONS 235U(208Pb, 208Pb'), E=5.1 MeV/nucleon; 237Np(208Pb, 208Pb'), E=5.3 MeV/nucleon; measured Doppler corrected Eγ, Iγ, Coulomb excitation. 235U, 237Np deduced levels, yrast bands, high-j proton, neutron alignment effects.
doi: 10.1007/BF01411671
1982IS04 Phys.Rev. C25, 3078 (1982) Y.Isozumi, Ch.Briancon, R.J.Walen Double K-Hole Creation Accompanying K-Electron Capture Decay of 131Cs RADIOACTIVITY 131Cs [from 130Ba(n, γ)131Ba(EC)decay]; measured (K X-ray)(K X-ray)-, γ(X-ray)-coin; deduced double K-hole creation probability, hypersatellite energy shift, IB photon intensity, K X-ray intensity ratio.
doi: 10.1103/PhysRevC.25.3078
1980SI16 Z.Phys. A298, 121 (1980) R.S.Simon, F.Folkmann, C.Briancon, J.Libert, J.P.Thibaud, R.J.Walen, S.Frauendorf Rotational Band Crossings in the Actinides NUCLEAR REACTIONS 237Np(84Kr, 84Kr'), E=5.36 MeV/nucleon; 235U(208Pb, 208Pb'), E=4.8 MeV/nucleon; measured 84Kr γ-coin, recoil, Eγ, Iγ, Coulomb excitation. 237Np, 235U deduced levels, J, π, yrast bands, band crossing effects.
doi: 10.1007/BF01554052
1977BR40 Izv.Akad.Nauk SSSR, Ser.Fiz. 41, 1986 (1977); Bull.Acad.Sci.USSR, Phys.Ser. 41, No.10, 1 (1977) C.Briancon, G.Libert, G.Tibeau, R.Walen Coulomb Excitation of Vibrational States of 232Th NUCLEAR REACTIONS 232Th(Kr, Kr'γ), E=370, 450 MeV; measured σ(Eγ, θ). 232Th deduced levels, J, π.
1976DE46 Izv.Akad.Nauk SSSR, Ser.Fiz. 40, 2041 (1976); Bull.Acad.Sci.USSR, Phys.Ser. 40, No.10, 14 (1976) J.de Bettancourt, C.Briancon, J.R.Tibeaux, R.J.Walen, M.Jacmar, A.Gizon, S.Andre High-Spin Energy States of 233U NUCLEAR REACTIONS 233U(Kr, Kr'γ), E=340, 460 MeV; measured Eγ, γ(Kr)-coin. 233U deduced levels to J=41/2. No data.
1974DE02 Phys.Rev.Lett. 32, 447 (1974) J.P.Desclaux, C.Briancon, J.P.Thibaud, R.J.Walen Breit Interaction and Double K Vacancies in Nuclear Transitions ATOMIC PHYSICS 203Hg; measured E(K-X ray) for doubly K-ionized source.
doi: 10.1103/PhysRevLett.32.447
1971BR15 Phys.Lett. 34B, 599 (1971) C.Briancon, M.Valadares, R.Walen Mise en Evidence d'Excitations Multiples des Couches Electroniques Profondes dans le Spectre de Conversion Interne de la Transition Nucleaire Isomerique de 109Ag RADIOACTIVITY 109Cd; measured I(ce). 109mAg isomeric transition deduced excitation of deep electronic shells.
doi: 10.1016/0370-2693(71)90148-1
1971BR29 J.Phys.(Paris) 32, 381 (1971) Schema de Niveaux de 223Ra III. Etude des Coincidences γ * γ et des Vies Moyennes RADIOACTIVITY 227Th; measured γγ-coin, Iγ, Doppler shifts. 223Ra levels deduced T1/2, γ-branching.
1969BR27 J.Phys.(Paris) 30, 753 (1969) Schema de Niveaux de 223Ra. I. Rayonnements γ Emis dans la Desintegration 227Th → 223Ra RADIOACTIVITY 227Th; measured Eγ, Iγ, αγ-coin. 223Ra deduced transitions. Ge(Li) detectors.
1969LE07 Compt.Rend. 268B, 434 (1969) Schema de Niveaus du Francium-220 RADIOACTIVITY 224Ac; measured Eγ, Iγ. 220Fr deduced levels, γ-mixing, γ-branching, γ-multipolarity.
1968BA73 J.Phys.(Paris), Suppl.No.1, Colloq.C1-181 (1968) G.Bastin, C.F.Leang, R.J.Walen Etude des Niveaux de 220Fr, 219Fr, 216At et 215At RADIOACTIVITY 223,224Ac, 219,220Fr; measured Eα, Iα, αγ-coin.
1968BR17 Compt.Rend. 266B, 1533 (1968) C.Briancon, C.F.Leang, R.Walen Etude du Spectre γ Emis par le Radium-223 et Ses Derives RADIOACTIVITY 207Pb, 207Tl, 211Bi, 211Pb, 215Po, 219Rn, 223Ra; measured Eγ, Iγ.
1968LE17 Compt.Rend. 267B, 303 (1968) C.F.Leang, G.Bastin, R.J.Walen Rayonnement Emis au Cours de la Desintegration α de l'Actinium-224 RADIOACTIVITY 224Ac; measured Eα, Iα, Eγ, Iγ, αγ-coin.
1968WA09 Compt.Rend. 266B, 734 (1968) Rayonnement γ de Forte Energie Accompagnant la Desintegration du Thorium 227 NUCLEAR STRUCTURE 227Th; measured not abstracted; deduced nuclear properties.
1967BR26 Compt.Rend. 265B, 1496 (1967) C.Briancon, M.Valadares, R.J.Walen Sur le Spectre d'Electrons de Conversion Interne Emis par des Atomes en Vol: Cas de la Desintegration α de l'Americium 241 NUCLEAR STRUCTURE 241Am; measured not abstracted; deduced nuclear properties.
1967VI04 Izv.Akad.Nauk SSSR, Ser.Fiz. 31, 85 (1967); Bull.Acad.Sci.USSR, Phys.Ser. 31, 90 (1967) C.Vieu, C.Briancon, G.Bastin, F.C.Leang, J.Treherne, R.J.Walen The Level Scheme of 223Ra NUCLEAR STRUCTURE 227Th; measured not abstracted; deduced nuclear properties.
1966BA14 Compt.Rend. 262B, 89 (1966) G.Bastin, C.F.Leang, R.J.Walen Spectrometrie α du Protactinium-230 et de l'Uranium-230 NUCLEAR STRUCTURE 231Pa, 230U, 230Pa, 230Th; measured not abstracted; deduced nuclear properties.
1966BA19 Compt.Rend. 262B, 370 (1966) G.Bastin, C.-F.Leang, R.J.Walen Niveaux du Francium 223 NUCLEAR STRUCTURE 227Ac; measured not abstracted; deduced nuclear properties.
1964BA33 Compt.Rend. 258, 6397 (1964) G.Bastin-Scoffier, C.F.Leang, R.J.Walen Niveaux Nucleaires du Radium 223 (Actinium X) Observes a Partir Du Thorium 227 (Radioactinium) NUCLEAR STRUCTURE 227Th; measured not abstracted; deduced nuclear properties.
1963BA62 J.Phys. 24, 854 (1963) G.Bastin-Scoffier, C.F.Leang, R.J.Walen Spectrographie α de 226Ra et Niveaux des Rn de A Pair NUCLEAR STRUCTURE 226Ra; measured not abstracted; deduced nuclear properties.
1963WA29 Priv.Comm., quoted by 1964Hy02 unpublished (1963)
1962WA18 Nuclear Phys. 35, 232 (1962) R.J.Walen, V.Nedovesov, G.Bastin-Scoffier Spectrographie α de *223Ra (AcX) et Ses Derives NUCLEAR STRUCTURE 211Pb, 223Ra, 219Rn, 215Po, 207Tl; measured not abstracted; deduced nuclear properties.
doi: 10.1016/0029-5582(62)90109-8
1962WA28 Compt.Rend. 255, 1604 (1962) Spectrographic α Due Radium 224 et de Ses Derives NUCLEAR STRUCTURE 220Rn, 216At, 224Ra, 225Ac, 216Po, 217At, 221Fr; measured not abstracted; deduced nuclear properties.
1960WA14 Nuclear Phys. 16, 246 (1960) Spectre α du 214Bi et Remarques sur Quelques Isotopes Emetteurs α du Bi NUCLEAR STRUCTURE 212Bi, 213Bi, 214Bi, 211Bi, 210Bi; measured not abstracted; deduced nuclear properties.
doi: 10.1016/S0029-5582(60)81035-8
1959WA05 J.Phys.Radium 20, 589 (1959) Structure Fine α du 210Bi (RaE)
doi: 10.1051/jphysrad:01959002006058900
1958BA45 Compt.Rend.Acad.Sci. 247, 2333 (1958) Le Polonium 210 Comme Etalon de Rayonnement γ
1958WA16 Compt.Rend.Congr.Intern.Phys.Nucl., Paris (1958), P.Gugenberger, Ed., Dunod, Paris, p.910 (1959) Quelques Structures Fines dans la Famille du Radium
1957WA40 Compt.Rend 245, 676 (1957) Alpha Spectrum of Bi212
1949WA05 J.Phys.Radium 10, 95 (1949) On the Existence of the β-Branching of RaA and of the Isotope 218 of Radon
doi: 10.1051/jphysrad:0194900100309500
1948WA20 Compt.Rend. 227, 1090 (1948) Existence of a New Isotope: Rn218
1936NA01 Compt.Rend.Acad.Sci. 203, 71 (1936) Sur quelques radioelements artificiels NUCLEAR REACTIONS 19F(n, X)20F, 19F(d, p), (n, p), (n, α), 23Na(n, α), (n, p), 9B(n, p), E<10 MeV; measured reaction products; deduced new isotopes T1/2. Comparison with available data.
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