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NSR database version of April 11, 2024.

Search: Author = A.Obst

Found 22 matches.

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2008CH14      Phys.Rev. C 77, 054002 (2008)

Q.Chen, C.R.Howell, T.S.Carman, W.R.Gibbs, B.F.Gibson, A.Hussein, M.R.Kiser, G.Mertens, C.F.Moore, C.Morris, A.Obst, E.Pasyuk, C.D.Roper, F.Salinas, H.R.Setze, I.Slaus, S.Sterbenz, W.Tornow, R.L.Walter, C.R.Whiteley, M.Whitton

Measurement of the neutron-neutron scattering length using the π-d capture reaction

NUCLEAR REACTIONS 2H(π-, nγ)n, E=20 MeV; measured neutron time-of-flight spectra, Eγ, Iγ, nγ-coin, neutron-neutron scattering length.

doi: 10.1103/PhysRevC.77.054002
Citations: PlumX Metrics


1998HO24      Phys.Lett. 444B, 252 (1998)

C.R.Howell, Q.Chen, T.S.Carman, A.Hussein, W.R.Gibbs, B.F.Gibson, G.Mertens, C.F.Moore, C.Morris, A.Obst, E.Pasyuk, C.D.Roper, F.Salinas, I.Slaus, S.Sterbenz, W.Tornow, R.L.Walter, C.R.Whitley, M.Whitton

Toward a Resolution of the Neutron-Neutron Scattering-Length Issue

NUCLEAR REACTIONS 2H(π-, nγ), E not given; measured En, nγ(θ); deduced neutron-neutron scattering length. TOF.

doi: 10.1016/S0370-2693(98)01386-0
Citations: PlumX Metrics


1998TO06      Nucl.Phys. A631, 421c (1998)

W.Tornow, T.S.Carman, Q.Chen, W.R.Gibbs, B.F.Gibson, D.E.Gonzalez Trotter, C.R.Howell, A.H.Hussein, G.Mertens, C.F.Moore, C.Morris, A.Obst, E.Pasyuk, C.D.Roper, F.Salinas, D.Schmidt, H.R.Setze, I.Slaus, S.Sterbenz, H.Tang, R.L.Walter, C.R.Whitley, H.Witala, Z.Zhou

Scattering Length Measurements from Radiative Pion Capture and Neutron-Deuteron Breakup

NUCLEAR REACTIONS 2H(π-, 2n), E not given; 2H(n, np), E=13 MeV; measured nn, np scattering lengths; deduced no three-nucleon force effects.

doi: 10.1016/S0375-9474(98)00040-2
Citations: PlumX Metrics


1979IV03      Phys.Lett. 82B, 51 (1979)

S.Iversen, H.Nann, A.Obst, K.K.Seth, N.Tanaka, C.L.Morris, H.A.Thiessen, K.Boyer, W.Cottingame, C.F.Moore, R.L.Boudrie, D.Dehnhard

Neutron-Proton Radius Differences and Isovector Deformations from π+ and π- Inelastic Scattering from 18O

NUCLEAR REACTIONS 18O(π+, π+), (π+, π+'), (π-, π-), (π-, π-'), E=164 MeV; measured σ(θ). 18O levels deduced isovector deformations, neutron-proton radius differences.

doi: 10.1016/0370-2693(79)90423-4
Citations: PlumX Metrics


1978IV01      Phys.Rev.Lett. 40, 17 (1978)

S.Iversen, A.Obst, K.K.Seth, H.A.Thiessen, C.L.Morris, N.Tanaka, E.Smith, J.F.Amann, R.Boudrie, G.Burleson, M.Devereux, L.W.Swenson, P.Varghese, K.Boyer, W.J.Braithwaite, W.Cottingame, C.F.Moore

Neutron Deformation Parameter from Comparative Study of π+ and π- Inelastic Scattering

NUCLEAR REACTIONS 18O(π-, π-'), (π+, π+'), E=230 MeV; measured σ. 18O level deduced β.

doi: 10.1103/PhysRevLett.40.17
Citations: PlumX Metrics


1978MO23      Phys.Lett. 80B, 38 (1978)

C.F.Moore, W.Cottingame, K.G.Boyer, L.E.Smith, C.Harvey, W.J.Braithwaite, C.L.Morris, H.A.Thiessen, J.F.Amann, M.Devereux, G.Blanpied, G.Burleson, A.W.Obst, S.Iversen, K.K.Seth, R.L.Boudrie, R.J.Peterson

Observation of Enhanced Excitation of 12C by Inelastic Pion Scattering on the (3, 3) Pion-Nucleon Resonance

NUCLEAR REACTIONS 12C(π+, π+'), E=100-291 MeV; measured σ(θ). 12C deduced selective enhancement for states near 20 MeV for incident energy near pion-nucleus (3, 3) resonance.

doi: 10.1016/0370-2693(78)90300-3
Citations: PlumX Metrics


1977BR18      Phys.Rev. C16, 224 (1977)

W.J.Braithwaite, A.W.Obst

Mutual Excitation Near the Coulomb Barrier in the 12C + 12C → 12C* + 12C* Reaction

NUCLEAR REACTIONS 12C(12C, 12C'), E=10-15 MeV; measured γ(E, θ), γγ-coin; deduced no sharp resonance structure.

doi: 10.1103/PhysRevC.16.224
Citations: PlumX Metrics


1977KA07      Phys.Rev. C15, 477 (1977)

J.Kallne, A.W.Obst

One- and Two-Step Processes in Single-Nucleon Pickup

NUCLEAR REACTIONS 12C(p, d), E=185 MeV; calculated σ(θ). CCBA analysis.

doi: 10.1103/PhysRevC.15.477
Citations: PlumX Metrics


1976BR39      Lett.Nuovo Cim. 15, 435 (1976)

W.J.Braithwaite, A.W.Obst

Carbon-12 Precipitation Rate and the 3α Process in Stellar Helium Burning

NUCLEAR REACTIONS 12C(p, p'), E=10.48 MeV; measured p'γγ-coin. 12C level deduced Γ.

doi: 10.1007/BF02725160
Citations: PlumX Metrics


1976OB03      Phys.Rev. C13, 2033 (1976)

A.W.Obst, W.J.Braithwaite

Measurement of the Radiative Branching Ratio for the 7.65-MeV State in 12C Using the Cascade Gamma Decays

NUCLEAR REACTIONS 12C(p, p'γ), E=10.48 MeV; measured σ(Eγ). 12C resonance deduced Γγ/Γ. Stellar helium burning.

doi: 10.1103/PhysRevC.13.2033
Citations: PlumX Metrics


1975DA08      Phys.Rev. C11, 2063 (1975)

C.N.Davids, R.C.Pardo, A.W.Obst

Radiative Deexcitation of the 7.655-MeV State of 12C

NUCLEAR REACTIONS 12C(p, p'), E=10.5 MeV; measured σ(Ep'). 12C level deduced radiative width/total width.

doi: 10.1103/PhysRevC.11.2063
Citations: PlumX Metrics


1974KE06      Nucl.Phys. A222, 173 (1974)

K.W.Kemper, S.Cotanch, G.E.Moore, A.W.Obst, R.J.Puigh, R.L.White

Anomalous Results for the 9Be(α, t)10B and 13C(α, t)14N Reactions at E = 27 MeV

NUCLEAR REACTIONS 9Be, 13C(α, t), E=26-27.5 MeV; measured σ(Et, θ); compared with DWBA. 10B, 14N levels deduced relative S.

doi: 10.1016/0375-9474(74)90592-2
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC2335.


1974OB02      Phys.Rev. C9, 1643 (1974)

A.W.Obst, K.W.Kemper

19F(α, t)20Ne Reaction at 28.5 MeV

NUCLEAR REACTIONS 19F(α, t), E=28.5 MeV; measured nothing, calculated σ(Et, θ). 20Ne levels deduced S.

doi: 10.1103/PhysRevC.9.1643
Citations: PlumX Metrics


1973OB02      Phys.Rev. C7, 1076 (1973)

A.W.Obst, J.L.Weil

Scattering of 9.8-MeV Neutrons from Silicon and Sulfur

NUCLEAR REACTIONS Si, S(n, n'), E=9.8 MeV; measured σ(En', θ). Deduced optical model parameters.

doi: 10.1103/PhysRevC.7.1076
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 dataset10306.


1973OB03      Phys.Rev. C8, 1379 (1973)

A.W.Obst, D.L.McShan, M.B.Greenfield, R.Holub, R.H.Davis

Reaction Cross Sections for 16O with Fe, Ni, Ge, and Zr

NUCLEAR REACTIONS Fe, Ni, Ge, Zr(16O, pα), (16O, n), E=30-60 MeV; measured σ(E).

doi: 10.1103/PhysRevC.8.1379
Citations: PlumX Metrics


1973OB04      Phys.Rev. C8, 1682 (1973)

A.W.Obst, K.W.Kemper

19F(3He, d)20Ne Reaction at 20-23 MeV

NUCLEAR REACTIONS 19F(3He, d), E=20-23 MeV; measured σ(E;Ed, θ), 20Ne deduced S. DWBA, CCBA analysis; θ=20-150°, Δθ=5°.

doi: 10.1103/PhysRevC.8.1682
Citations: PlumX Metrics


1972KE12      Phys.Rev. C6, 672 (1972)

K.W.Kemper, A.W.Obst

Possible Statistical-Model Explanation for the 26Mg(p, t)24Mg Reaction at E = 26 MeV

NUCLEAR REACTIONS 26Mg(p, t), E=26 MeV; calculated σ(θ). Statistical model.

doi: 10.1103/PhysRevC.6.672
Citations: PlumX Metrics


1972KE30      Phys.Rev. C6, 2090 (1972)

K.W.Kemper, A.W.Obst, R.L.White

Elastic Scattering of Alpha Particles from 27Al in the Energy Range 21-28 MeV

NUCLEAR REACTIONS 27Al(α, α), E=21-28 MeV; measured σ(E;θ); deduced optical model parameters.

doi: 10.1103/PhysRevC.6.2090
Citations: PlumX Metrics


1972OB01      Phys.Rev. C5, 738 (1972)

A.W.Obst, T.B.Grandy, J.L.Weil

Reaction 9Be(α, n)12C from 1.7 to 6.4 MeV

NUCLEAR REACTIONS 9Be(α, n), E=1.69-6.44 MeV; measured σ(E;θ).

doi: 10.1103/PhysRevC.5.738
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetF0159.


1972OB04      Phys.Rev. C6, 1705 (1972)

A.W.Obst, K.W.Kemper

Alpha-Particle Scattering from 28Si at 21 to 28 MeV

NUCLEAR REACTIONS 28Si(α, α), (α, α'), E=21-28 MeV; measured σ(E;θ); deduced optical model parameters. 28Si deduced deformation parameter β2.

doi: 10.1103/PhysRevC.6.1705
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetT0269.


1972OB05      Phys.Rev. C6, 1814 (1972)

A.W.Obst, D.L.McShan, R.H.Davis

Elastic Scattering of 16O by 56Fe, 70,74Ge, and 90Zr

NUCLEAR REACTIONS 56Fe, 70,74Ge, 90Zr(16O, 16O), E=30-60 MeV; measured σ(E;θ); deduced optical model parameters.

doi: 10.1103/PhysRevC.6.1814
Citations: PlumX Metrics


1972SC28      Nucl.Phys. A192, 609 (1972)

R.L.Schulte, M.Cosack, A.W.Obst, J.L.Weil

2H+d Reactions from 1.96 to 6.20 MeV

NUCLEAR REACTIONS 2H(d, d), 2H(d, 3He), 2H(d, t), 2H(d, p), 2H(d, n), E=2.0-6.2 MeV; measured σ(E, θ); deduced 2H(d, n) σ(θ). Enriched target.

doi: 10.1016/0375-9474(72)90093-0
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0030.


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Note: The following list of authors and aliases matches the search parameter A.Obst: , A.W.OBST