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NSR database version of April 27, 2024.

Search: Author = R.Soundranayagam

Found 16 matches.

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1995SE03      Phys.Rev.Lett. 74, 642 (1995); Erratum Phys.Rev.Lett. 74, 3306 (1995)

K.K.Seth, R.Soundranayagam, A.Saha, C.W.de Jager, H.de Vries, B.A.Brown, B.H.Wildenthal

Absence of M3 Quenching in ²⁶Mg

NUCLEAR REACTIONS ²⁶Mg(e, e'), E not given; measured σ(θ). ²⁶Mg level deduced B(λ).

doi: 10.1103/PhysRevLett.74.642
Citations: PlumX Metrics

1990PA25      Phys.Lett. 251B, 483 (1990)

B.Parker, K.K.Seth, R.Soundranayagam

Search for Superheavy Hydrogen-6

NUCLEAR REACTIONS ⁶Li(π^-, π⁺X), E=220 MeV; measured missing mass spectra; deduced no evidence for ⁶H.

doi: 10.1016/0370-2693(90)90783-3
Citations: PlumX Metrics

1989PA20      Phys.Rev.Lett. 63, 1570 (1989)

B.Parker, K.K.Seth, C.M.Ginsburg, B.O'Reilly, M.Sarmiento, R.Soundranayagam, S.Trokenheim

Search for a T = 2 Dibaryon

NUCLEAR REACTIONS ²H(π^-, π⁺), E=291.2 MeV; measured missing mass spectra following breakup; deduced no T=2 dibaryon resonance.

doi: 10.1103/PhysRevLett.63.1570
Citations: PlumX Metrics

1988AH01      Phys.Rev. C37, 1836 (1988)

A.Ahmad, G.Bomar, H.Crowell, J.H.Hamilton, H.Kawakami, C.F.Maguire, W.G.Nettles, R.B.Piercey, A.V.Ramayya, R.Soundranayagam, R.M.Ronningen, O.Scholten, P.H.Stelson

Coulomb Excitation of ^{144, 146, 148, 150}Nd

NUCLEAR REACTIONS ^{144,146,148,150}Nd(α, α'), E=10.5, 11 MeV; measured σ(Eα) following Coulomb excitation. ^{144,146,148,150}Nd deduced B(E2), B(E3), hexadecapole transition matrix element. Enriched targets.

doi: 10.1103/PhysRevC.37.1836
Citations: PlumX Metrics

1988MA47      J.Phys.(London) G14, L217 (1988)

C.F.Maguire, J.H.Hamilton, R.Soundranayagam, R.B.Piercey, J.M.Finn, W.Bertozzi, H.Baghaei, C.Hyde-Wright, T.Buti

Inconsistency of Hexadecapole Matrix Elements for ¹⁸⁰Hf as Extracted from Nuclear and Leptonic Scattering

NUCLEAR REACTIONS ¹⁸⁰Hf(e, e), (e, e'), E=115-280 MeV; measured σ vs momentum transfer. ¹⁸⁰Hf levels deduced transition matrix elements.

doi: 10.1088/0305-4616/14/10/003
Citations: PlumX Metrics

1988NE07      J.Phys.(London) G14, L223 (1988)

W.G.Nettles, A.V.Ramayya, J.H.Hamilton, R.Soundranayagam, H.Yamada, T.Humanic, J.X.Saladin, A.Hussein, R.B.Piercey, R.M.Ronningen

Coulomb-Nuclear Interference Measurements of Hexadecapole Deformations in ¹⁶⁸Yb and ^178,180Hf

NUCLEAR REACTIONS ¹⁶⁸Yb, ^178,180Hf(α, α'), E=18-19.5 MeV; measured σ(θ) following Coulomb excitation; deduced Coulomb-nuclear interference. ^178,180Hf, ¹⁶⁸Yb levels deduced deformations, transition matrix elements. Coupled-channels analyses.

doi: 10.1088/0305-4616/14/10/004
Citations: PlumX Metrics

1988SO09      Phys.Lett. 212B, 13 (1988)

R.Soundranayagam, A.Saha, K.K.Seth, C.W.de Jager, H.de Vries, H.Blok, G.van der Steenhoven

Ground State Charge Distribution of ²⁶Mg

NUCLEAR REACTIONS ²⁶Mg(e, e), E=85-360 MeV; measured σ(θ); deduced form factors. ²⁶Mg deduced charge density, rms charge radius.

doi: 10.1016/0370-2693(88)91227-0
Citations: PlumX Metrics

1987SE05      Phys.Rev.Lett. 58, 1930 (1987)

K.K.Seth, M.Artuso, D.Barlow, S.Iversen, M.Kaletka, H.Nann, B.Parker, R.Soundranayagam

Exotic Nucleus Helium-9 and Its Excited States

NUCLEAR REACTIONS ⁹Be(π^-, π⁺), E at 180 MeV/c; measured missing-mass spectrum. ⁹He deduced mass excess, neutron binding energy, levels. Magnetic spectrometer, tof.

doi: 10.1103/PhysRevLett.58.1930
Citations: PlumX Metrics

1986BA64      J.Phys.(London) G12, L295 (1986)

M.E.Barclay, L.Cleemann, A.V.Ramayya, J.H.Hamilton, C.F.Maguire, W.C.Ma, R.Soundranayagam, K.Zhao, A.Balanda, J.D.Cole, R.B.Piercey, A.Faessler, S.Kuyucak

g-Factor Measurements in ⁶⁸Ge and Evidence for Higher Multipole Forces

NUCLEAR STRUCTURE ⁶⁸Ge; calculated levels, g, B(E2). Two-quasiparticle plus interacting boson model.

NUCLEAR REACTIONS ⁴⁰Ca(³²S, 4p), E=115 MeV; ¹²C(⁵⁸Ni, 2p), E=160 MeV; measured recoil ion precession in external magnetic field. ⁶⁸Ge levels deduced g, B(E2).

doi: 10.1088/0305-4616/12/12/006
Citations: PlumX Metrics

1986SC30      Phys.Rev. C34, 1962 (1986)

O.Scholten, R.M.Ronningen, A.Y.Ahmed, G.O.Bomar, H.L.Crowell, J.H.Hamilton, H.Kawakami, C.F.Maguire, W.G.Nettles, R.B.Piercey, A.V.Ramayya, R.Soundranayagam, P.H.Stelson

Mass Dependence of Effective Charges in the Interacting-Boson Model

NUCLEAR REACTIONS ^{144,146,148,150}Nd(α, α'), E not given; measured Coulomb excitation. ^{144,146,148,150}Nd levels deduced B(E2). Magnetic spectrometer. Interacting boson model.

NUCLEAR STRUCTURE ^{142,144,146,148,150}Nd; calculated B(E2), effective charges. Interacting boson model.

doi: 10.1103/PhysRevC.34.1962
Citations: PlumX Metrics

1986SE04      Phys.Lett. 173B, 397 (1986)

K.K.Seth, S.Iversen, M.Kaletka, D.Barlow, A.Saha, R.Soundranayagam

Mass of Proton-Rich ⁵⁸Zn by Pion Double Charge Exchange

NUCLEAR REACTIONS ⁵⁸Ni(π⁺, π^-), E=292 MeV; measured missing mass spectra. ⁵⁸Zn deduced mass excess.

doi: 10.1016/0370-2693(86)90402-8
Citations: PlumX Metrics

1985SE14      Phys.Lett. 158B, 23 (1985)

K.K.Seth, D.Barlow, A.Saha, R.Soundranayagam, S.Iversen, M.Kaletka, M.Bosko, D.Smith, G.W.Hoffmann, M.L.Barlett, R.Fergerson, J.McGill, E.C.Milner

Polarized Proton Inelastic Scattering from ⁴⁰Ca and ⁴⁸Ca at 500 MeV

NUCLEAR REACTIONS ^40,48Ca(polarized p, p'), E=500 MeV; measured σ(θ), analyzing power vs θ. ⁴⁰Ca(polarized p, p), E=500 MeV; analyzed spin rotation parameter vs θ; deduced optical potential parameters. ^40,48Ca deduced mass deformation parameters, lengths.

doi: 10.1016/0370-2693(85)90731-2
Citations: PlumX Metrics

1982SO04      Phys.Rev. C25, 1575 (1982)

R.Soundranayagam, R.B.Piercey, A.V.Ramayya, J.H.Hamilton, A.Y.Ahmed, H.Yamada, C.F.Maguire, G.L.Bomar, R.L.Robinson, H.J.Kim

Band Structure in ⁶⁶Ge

NUCLEAR REACTIONS ⁵⁸Ni(¹⁰B, np), E=31 MeV; measured Eγ, Iγ, γ(θ), oriented nuclei. ⁶⁶Ge deduced levels, J, π, γ-branching, rotational bands. Two-quasiparticle plus rotor model, interacting boson approximation calculations.

doi: 10.1103/PhysRevC.25.1575
Citations: PlumX Metrics

1982SO09      Phys.Rev. C25, 2983 (1982)

R.Soundranayagam, S.Ramavataram, A.V.Ramayya, J.H.Hamilton, R.L.Robinson

Two-Quasiparticle-Plus-Rotor Model Calculations of ^76,78,80Kr

NUCLEAR STRUCTURE ^76,78,80Kr; calculated levels. Two-quasiparticle plus rotor model.

doi: 10.1103/PhysRevC.25.2983
Citations: PlumX Metrics

1981PI12      Phys.Rev.Lett. 47, 1514 (1981)

R.B.Piercey, J.H.Hamilton, R.Soundranayagam, A.V.Ramayya, C.F.Maguire, X.-J.Sun, Z.Z.Zhao, R.L.Robinson, H.J.Kim, S.Frauendorf, J.Doring, L.Funke, G.Winter, J.Roth, L.Cleemann, J.Eberth, W.Neumann, J.C.Wells, J.Lin, A.C.Rester, H.K.Carter

Evidence for Deformed Ground States in Light Kr Isotopes

RADIOACTIVITY ⁷⁶Rb [from Ni(²⁰Ne, xn), E=112 MeV]; measured γγ-coin. ⁷⁶Kr deduced levels.

NUCLEAR REACTIONS ⁶⁰Ni(¹⁶O, 2n), E=45 MeV; ⁶⁶Zn(¹²C, 2n), E=39 MeV; ⁵⁸Ni(¹⁹F, 2np), E=68 MeV; measured DSA, in-beam γ-spectroscopy. ^74,76Kr deduced levels, yrast cascade B(E2), moments of inertia, shape coexistence. ⁷⁶Kr levels deduced T_1/2.

doi: 10.1103/PhysRevLett.47.1514
Citations: PlumX Metrics

1981SA13      Phys.Rev. C23, 2086 (1981)

D.L.Sastry, A.Ahmed, A.V.Ramayya, R.B.Piercey, H.Kawakami, R.Soundranayagam, J.H.Hamilton, C.F.Maguire, A.P.de Lima, S.Ramavataram, R.L.Robinson, H.J.Kim, J.C.Wells

Band Structure in ⁸⁰Kr

NUCLEAR REACTIONS ⁷⁰Zn(¹²C, 2n), E=33-38.4 MeV; measured Eγ, Iγ, γ(θ), oriented nuclei. ⁸⁰Kr deduced levels, J, π, γ-branching. Two-quasiparticle plus rotor model.

doi: 10.1103/PhysRevC.23.2086
Citations: PlumX Metrics