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NSR database version of April 11, 2024.

Search: Author = M.R.Harston

Found 10 matches.

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2004CL05      Phys.Rev. C 70, 044303 (2004)

G.Claverie, M.M.Aleonard, J.F.Chemin, F.Gobet, F.Hannachi, M.R.Harston, G.Malka, J.N.Scheurer, P.Morel, V.Meot

Search for nuclear excitation by electronic transition in 235U

NUCLEAR REACTIONS 235U(γ, γ'), E=low; measured isomer excitation rate upper limit. Nuclear excitation by electronic transition, laser-induced plasma.

doi: 10.1103/PhysRevC.70.044303
Citations: PlumX Metrics


2002KA14      Phys.Rev. C65, 034303 (2002)

F.F.Karpeshin, M.B.Trzhaskovskaya, M.R.Harston, J.F.Chemin

Internal Conversion between Bound States and the Pauli Exclusion Principle

NUCLEAR STRUCTURE 197Au; calculated conversion coefficients for Pauli-forbidden bound internal conversion.

doi: 10.1103/PhysRevC.65.034303
Citations: PlumX Metrics


2001HA41      Nucl.Phys. A690, 447 (2001)

M.R.Harston

Analysis of Probabilities for Nuclear Excitation by Near-Resonant Electronic Transitions

NUCLEAR STRUCTURE 197Au, 189Os, 237Np; calculated probabilities for nuclear excitation by near-resonant atomic transitions.

doi: 10.1016/S0375-9474(01)00358-X
Citations: PlumX Metrics


2000CA32      Phys.Rev. C62, 024311 (2000)

T.Carreyre, M.R.Harston, M.Aiche, F.Bourgine, J.F.Chemin, G.Claverie, J.P.Goudour, J.N.Scheurer, F.Attallah, G.Bogaert, J.Kiener, A.Lefebvre, J.Durell, J.P.Grandin, W.E.Meyerhof, W.Phillips

First Direct Proof of Internal Conversion between Bound States

NUCLEAR REACTIONS 232Th(125Te, 125Te'), E=25 MeV/nucleon; measured Eγ, Iγ, X-ray spectra following projectile Coulomb excitation. 125Te deduced internal conversion between bound atomic states. Highly ionized atoms.

doi: 10.1103/PhysRevC.62.024311
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2000HA42      Nucl.Phys. A676, 143 (2000)

M.R.Harston, T.Carreyre, J.F.Chemin, F.Karpeshin, M.B.Trzhaskovskaya

Internal Conversion to Bound Final States in 125Te

RADIOACTIVITY 125mTe(IT); calculated ICC for subthreshold conversion to bound states in highly ionized atoms, decay widths of atomic transitions, atomic and nuclear T1/2, ratio of x-rays to γ-rays produced in the transition. Comparison with experimental results.

doi: 10.1016/S0375-9474(00)00196-2
Citations: PlumX Metrics


1999HA12      Phys.Rev. C59, 2462 (1999)

M.R.Harston, J.F.Chemin

Mechanisms of Nuclear Excitation in Plasmas

NUCLEAR STRUCTURE 235U; calculated excitation rate of metastable state for nuclei in plasmas. Several mechanisms discussed. Comparison with data.

doi: 10.1103/PhysRevC.59.2462
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1998AN03      Phys.Rev.Lett. 80, 1610 (1998)

L.C.Angrave, N.E.Booth, R.J.Gaitskell, G.L.Salmon, M.R.Harston

Measurement of the Atomic Exchange Effect in Nuclear β Decay

RADIOACTIVITY 63Ni(β-); measured β- spectra; deduced atomic exchange effect enhancement. Source enclosed in low-temperature detector.

doi: 10.1103/PhysRevLett.80.1610
Citations: PlumX Metrics


1996KA07      Phys.Rev. C53, 1640 (1996)

F.F.Karpeshin, M.R.Harston, F.Attallah, J.F.Chemin, J.N.Scheurer, I.M.Band, M.B.Trzhaskovskaya

Subthreshold Internal Conversion to Bound States in Highly Ionized 125Te Ions

NUCLEAR STRUCTURE 125Te; calculated ICC for various highly ionized charge states; deduced internal conversion decay continuity across continuum, bound final states energy threshold. New mode of decay.

doi: 10.1103/PhysRevC.53.1640
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1992HA25      Phys.Rev. A45, 6282 (1992)

M.R.Harston, N.C.Pyper

Exchange Effects in β Decays of Many-Electron Atoms

RADIOACTIVITY 106Ru, 241Pu(β-); calculated exchange effects role in β-decay, β-spectrum enhancement. Many-electron systems, screened hydrogenic, Hartree-Fock approximations.

doi: 10.1103/PhysRevA.45.6282
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1986HA06      Phys.Rev.Lett. 56, 1790 (1986)

M.R.Harston, N.C.Pyper

Chemical Dependence of Low-Energy Beta Decays as a Contribution to Resolution of the 241Pu Half-Life Anomaly

RADIOACTIVITY 241Pu(β-); measured decay rate chemical dependence; deduced possible role in T1/2 anomaly.

doi: 10.1103/PhysRevLett.56.1790
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