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NSR database version of April 11, 2024.

Search: Author = S.Iversen

Found 18 matches.

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1994BU09      Phys.Rev. C49, 2226 (1994)

G.Burleson, G.Blanpied, W.Cottingame, G.Daw, B.Park, K.K.Seth, D.Barlow, S.Iversen, M.Kaletka, H.Nann, A.Saha, D.Smith, R.P.Redwine, W.Burger, M.Farkhondeh, B.Saghai, R.Anderson

Negative Pion-Nucleus Elastic Scattering at 20 and 40 MeV

NUCLEAR REACTIONS ¹²C, ¹⁶O, ⁴⁸Ca, ⁹⁰Zr, ²⁰⁸Pb(π^-, π^-), E=20 MeV; ¹²C, ^16,18O, ⁴⁰Ca, ⁵⁸Ni, ²⁰⁸Pb(π^-, π^-), E=40 MeV; measured σ(θ); deduced optical model parameters. Range telescope.

doi: 10.1103/PhysRevC.49.2226
Citations: PlumX Metrics

1990SE04      Phys.Rev. C41, 2800 (1990)

K.K.Seth, D.Barlow, S.Iversen, M.Kaletka, H.Nann, D.Smith, M.Artuso, G.Burleson, G.Blanpied, G.Daw, W.J.Burger, R.P.Redwine, B.Saghai, R.Anderson

Negative Pion-Nucleus Elastic Scattering at 30 and 50 MeV

NUCLEAR REACTIONS ^12,13C, ¹⁶O, ^40,48Ca, ⁹⁰Zr, ²⁰⁸Pb(π^-, π^-), E=30, 50 MeV; ¹²C, ⁴⁸Ca, ²⁰⁸Pb(π⁺, π⁺), E=50 MeV; measured σ(θ); deduced optical model fits. ¹³C, ⁴⁸Ca, ⁹⁰Zr, ²⁰⁸Pb enriched targets, range spectrometer. DWBA analysis.

doi: 10.1103/PhysRevC.41.2800
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

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

1984HA29      Phys.Rev.Lett. 53, 152 (1984)

P.Harihar, K.K.Seth, D.Barlow, S.Iversen, M.Kaletka, H.Nann, A.Saha, C.F.Williamson, J.W.Wong, M.Deady, W.J.Gerace

Direct Verification of the Coexistence Model for ⁴⁰Ca: Electroexcitation of the second monopole state

NUCLEAR REACTIONS ⁴⁰Ca(e, e'), E=81.6-380 MeV; measured σ(E(e')), form factors. ⁴⁰Ca level deduced electroexcitation transition density.

doi: 10.1103/PhysRevLett.53.152
Citations: PlumX Metrics

1984SE04      Phys.Rev.Lett. 52, 894 (1984)

K.K.Seth, M.Kaletka, S.Iversen, A.Saha, D.Barlow, D.Smith, L.C.Liu

Core-Excitation Effects in Pion Double Charge Exchange

NUCLEAR REACTIONS ⁴²Ca(π⁺, π^-), E ≈ 125-300 MeV; measured σ(θ); deduced pion-nucleus potential characteristics. ⁴²Ca deduced ground state core excitation components. Optical model, first-, second-order one-body density terms.

doi: 10.1103/PhysRevLett.52.894
Citations: PlumX Metrics

1983SA19      Phys.Rev.Lett. 51, 759 (1983)

A.Saha, K.K.Seth, D.Kielczewska, S.Iversen, M.Kaletka, D.Barlow, D.Smith

Energy Variation of the Analyzing Power in the Reaction p(pol) + p → d + π⁺

NUCLEAR REACTIONS ¹H(polarized p, π⁺), E ≈ 550, 600, 650, 700, 800 MeV; measured analyzing power vs θ; deduced isobar dominance in pion production. Phenomenological analysis, other data input, Legendre polynomial fits.

doi: 10.1103/PhysRevLett.51.759
Citations: PlumX Metrics

1983SE13      Phys.Lett. 126B, 164 (1983)

K.K.Seth, A.Saha, D.Kielczewska, S.Iversen, M.Kaletka, D.Barlow, B.Hoistad

Analyzing Power for the p(pol) + p → d + π⁺ Reaction at 0.8 GeV and Effects of Dibaryon Admixtures

NUCLEAR REACTIONS ¹H(polarized p, π⁺), E=0.8 GeV; measured σ(θ(π)), analyzing power vs θ; deduced no dibaryon admixtures. Legendre polynomial analysis.

doi: 10.1016/0370-2693(83)90583-X
Citations: PlumX Metrics

1981HO26      Phys.Rev.Lett. 47, 1436 (1981)

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

Elastic Scattering of 500-MeV Polarized Protons from ^40,48Ca, ⁹⁰Zr, and ²⁰⁸Pb, and Breakdown of the Impulse Approximation at Small Momentum Transfer

NUCLEAR REACTIONS ^40,48Ca, ⁹⁰Zr, ²⁰⁸Pb(polarized p, p), E=500 MeV; measured σ(θ), A(θ); deduced impulse approximation breakdown. Second-order. Kerman-McManus-Thaler optical potential.

doi: 10.1103/PhysRevLett.47.1436
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetC0657.

1980NA12      Phys.Lett. B96, 261 (1980)

H.Nann, K.K.Seth, S.G.Iversen, M.O.Kaletka, D.B.Barlow, D.Smith

Identification and Measurement of the Mass of ²⁶Ne(g.s.) by the ²⁶Mg(π^-, π⁺)²⁶Ne Reaction

NUCLEAR REACTIONS ²⁶Mg(π^-, π⁺), E=162.4 MeV; measured σ(E(π⁺)), Q. ²⁶Ne deduced level, mass excess.

doi: 10.1016/0370-2693(80)90762-5
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

1979NA13      Phys.Lett. 88B, 257 (1979)

H.Nann, S.Iversen, M.Kaletka, J.Hird, K.K.Seth, B.Hoistad, R.L.Burman, G.Kyle

p + p → d + π⁺ Reaction at 0.8 GeV

NUCLEAR REACTIONS ¹H(polarized p, π⁺), E=0.8 GeV; measured σ(E(π+), θ), Ay(θ). Mandl-regge formalism, coupled channels analysis.

doi: 10.1016/0370-2693(79)90461-1
Citations: PlumX Metrics

1979SE08      Phys.Rev.Lett. 43, 1574 (1979); Erratum Phys.Rev.Lett. 45, 147 (1980)

K.K.Seth, S.Iversen, H.Nann, M.Kaletka, J.Hird, H.A.Thiessen

Angular Distributions for the Reaction ¹⁸O(π⁺, π^-)¹⁸Ne and Pion Double-Charge-Exchange Form Factors

NUCLEAR REACTIONS ¹⁸O(π⁺, π^-), E=164 MeV; measured reaction products, ¹⁸Ne; deduced σ(θ), reaction mechanism, analog, anti-analog states.

doi: 10.1103/PhysRevLett.43.1574
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

1978SE07      Phys.Rev.Lett. 41, 1589 (1978)

K.K.Seth, H.Nann, S.Iversen, M.Kaletka, J.Hird, H.A.Thiessen

Mass of ¹⁸C by Pion Double-Charge-Exchange Reaction

NUCLEAR REACTIONS ¹⁸O(π^-, π⁺), E=164 MeV; measured missing-mass spectra; deduced Q. ¹⁸C deduced mass excess.

doi: 10.1103/PhysRevLett.41.1589
Citations: PlumX Metrics

1974SE12      Phys.Lett. 53B, 171 (1974)

K.K.Seth, S.G.Iversen

Identification of the Missing 3/2^- State in ⁴¹Ca

NUCLEAR REACTIONS ⁴⁰Ca(d, p), E=11 MeV; measured σ(Ep, θ). ⁴¹Ca deduced level, J, π, L.

doi: 10.1016/0370-2693(74)90523-1
Citations: PlumX Metrics

Note: The following list of authors and aliases matches the search parameter S.Iversen: , S.G.IVERSEN