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NSR database version of April 11, 2024.

Search: Author = D.B.Holtkamp

Found 25 matches.

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1988HA14      Phys.Rev. C37, 1554 (1988)

A.C.Hayes, S.Chakravarti, D.Dehnhard, P.J.Ellis, D.B.Holtkamp, L.-P.Lung, S.J.Seestrom-Morris, H.Baer, C.L.Morris, S.J.Greene, C.J.Harvey

Structure of the Low-Lying 2+ States in 14C from Inelastic Pion Scattering

NUCLEAR STRUCTURE 14C, 14N, 14O; calculated levels, B(λ). Shell model.

NUCLEAR REACTIONS 14C(π, π'), E=164 MeV; analyzed σ(θ). 14C level deduced isovector component quenching.

doi: 10.1103/PhysRevC.37.1554
Citations: PlumX Metrics

1988SE04      Phys.Rev. C37, 2057 (1988)

S.J.Seestrom-Morris, D.Dehnhard, M.A.Franey, D.B.Holtkamp, C.L.Blilie, C.L.Morris, J.D.Zumbro, H.T.Fortune

Pion Inelastic Scattering to the Three Lowest 2+ States of 18O

NUCLEAR REACTIONS 18O(π+, π+'), (π-, π-'), E=164 MeV; measured σ(θ). 18O levels deduced matrix elements, transition densities. Gas Target. DWIA analysis.

doi: 10.1103/PhysRevC.37.2057
Citations: PlumX Metrics

1987CH14      Phys.Rev. C35, 2197 (1987)

S.Chakravarti, D.Dehnhard, M.A.Franey, S.J.Seestrom-Morris, D.B.Holtkamp, C.L.Blilie, A.C.Hayes, C.L.Morris, D.J.Millener

Distorted-Wave Impulse Approximation and Coupled-Channels Analysis of Inelastic Pion Scattering from 18O

NUCLEAR REACTIONS 18O(π+, π+), (π+, π+'), (π-, π-), (π-, π-'), E=164 MeV; calculated σ(θ). 18O levels deduced transition densities. DWIA, coupled-channels calculations.

doi: 10.1103/PhysRevC.35.2197
Citations: PlumX Metrics

1987CO17      Phys.Rev. C36, 230 (1987)

W.B.Cottingame, K.G.Boyer, W.J.Braithwaite, S.J.Greene, C.J.Harvey, R.J.Joseph, D.B.Holtkamp, C.F.Moore, J.J.Kraushaar, R.J.Peterson, R.A.Ristinen, J.R.Shepard, G.R.Smith, R.L.Boudrie, N.S.P.King, C.L.Morris, J.Piffaretti, H.A.Thiessen

Inelastic Pion Scattering from 12C

NUCLEAR REACTIONS 12C(π+, π+'), (π-, π-'), E=100-291 MeV; measured σ(θ); deduced σ. 12C levels deduced isospin mixing effects. DWIA analysis.

doi: 10.1103/PhysRevC.36.230
Citations: PlumX Metrics

1986BL07      Phys.Rev.Lett. 57, 543 (1986)

C.L.Blilie, D.Dehnhard, D.B.Holtkamp, S.J.Seestrom-Morris, S.K.Nanda, W.B.Cottingame, D.Halderson, C.L.Morris, C.F.Moore, P.A.Seidl, H.Ohnuma, K.Maeda

Measurement of Isospin Mixing in 4He and Its Implications for Charge-Symmetry Breaking

NUCLEAR REACTIONS 4He(π+, π+'), (π-, π-'), E=180 MeV; measured σ(E(π), θ(π)); deduced σ(π+)/σ(π-). 4He deduced very weak 1- state isospin mixing. DWIA analysis.

doi: 10.1103/PhysRevLett.57.543
Citations: PlumX Metrics

1986ME18      Radiat.Eff. 96, 73 (1986)

M.M.Meier, D.B.Holtkamp, G.L.Morgan, H.Robinson, G.J.Russell, E.R.Whitaker, W.Amian, N.Paul

318 and 800 MeV (p, xn) Cross Sections

NUCLEAR REACTIONS C, 27Al, Pb, U(p, xn), E=800 MeV; Pb, U(p, xn), E=318 MeV; measured σ(E). Fast plastic scintillators, tof.

doi: 10.1080/00337578608211717
Citations: PlumX Metrics

Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0521.

1985HO07      Phys.Rev. C31, 957 (1985); Erratum Phys.Rev. C41, 1319 (1990)

D.B.Holtkamp, S.J.Seestrom-Morris, D.Dehnhard, H.W.Baer, C.L.Morris, S.J.Greene, C.J.Harvey, D.Kurath, J.A.Carr

Pion Scattering to 4- States in 14C

NUCLEAR REACTIONS 14C(π+, π+'), (π-, π-'), E=164 MeV; measured σ(θ), σ(E(π)). 14C deduced levels, J, π, neutron, proton amplitudes, ratios. DWIA, shell model wave functions.

doi: 10.1103/PhysRevC.31.957
Citations: PlumX Metrics

1984BL17      Phys.Rev. C30, 1989 (1984)

C.L.Blilie, D.Dehnhard, M.A.Franey, D.H.Gay, D.B.Holtkamp, S.J.Seestrom-Morris, P.J.Ellis, C.L.Morris, D.J.Millener

Isospin Structure of Transitions in 17O from Inelastic Pion Scattering at 164 MeV

NUCLEAR REACTIONS 16,17O(π+, π+'), (π-, π-'), E=164 MeV; measured σ(θ), σ(E(π)). 17O deduced M4, E2 transition strength distribution. Microscopic DWIA calculations.

doi: 10.1103/PhysRevC.30.1989
Citations: PlumX Metrics

1984KI16      Phys.Rev. C30, 1643 (1984)

R.R.Kiziah, M.D.Brown, C.J.Harvey, D.S.Oakley, D.P.Saunders, P.A.Seidl, C.F.Moore, W.B.Cottingame, R.W.Garnett, S.J.Greene, G.A.Luna, G.R.Burleson, D.B.Holtkamp

Pion Inelastic Scattering to the Low-Lying Excited States of 6Li

NUCLEAR REACTIONS 6Li(π+, π+), (π+, π+'), E=100-260 MeV; measured σ(θ); deduced reaction mechanism. 6Li levels deduced form factors. DWIA analysis.

doi: 10.1103/PhysRevC.30.1643
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1984SE12      Phys.Rev. C30, 270 (1984)

S.J.Seestrom-Morris, M.A.Franey, D.Dehnhard, D.B.Holtkamp, R.L.Boudrie, J.F.Amann, G.C.Idzorek, C.A.Goulding

13C(p(pol), p')13C Reaction at T(p) = 547 MeV

NUCLEAR REACTIONS 13C(polarized p, p'), E=547 MeV; measured σ(Ep'), σ(θ), analyzing power vs θ. DWIA analysis, shell model transition densities.

doi: 10.1103/PhysRevC.30.270
Citations: PlumX Metrics

1983CA05      Phys.Rev. C27, 1636 (1983)

J.A.Carr, F.Petrovich, D.Halderson, D.B.Holtkamp, W.B.Cottingame

Stretched Excitations and the Spin-dependent Part of the Pion-nucleon Interaction

NUCLEAR REACTIONS 28Si(π+, π+'), (π-, π-'), E=162 MeV; 16O(π+, π+'), (π-, π-'), E=164 MeV; calculated σ(θ). Impulse approximation, spin-orbit term, energy dependent t-matrix.

doi: 10.1103/PhysRevC.27.1636
Citations: PlumX Metrics

1983GR07      Phys.Rev. C27, 2375 (1983)

S.J.Greene, W.B.Cottingame, G.R.Burleson, L.C.Bland, R.Gilman, H.T.Fortune, C.L.Morris, D.B.Holtkamp, C.F.Moore

Diffractive Angular Distribution for 16O(π+, π-)16Ne(g.s.)

NUCLEAR REACTIONS 16O(π+, π-), E=164 MeV; measured σ(θ). 16Ne deduced nonanalog transition characteristics. Eikonal fit.

doi: 10.1103/PhysRevC.27.2375
Citations: PlumX Metrics

1982GR02      Phys.Rev. C25, 924 (1982)

S.J.Greene, D.B.Holtkamp, W.B.Cottingame, C.F.Moore, G.R.Burleson, C.L.Morris, H.A.Thiessen, H.T.Fortune

Interference Effects in Pion Double Charge Exchange

NUCLEAR REACTIONS 16,18O(π+, π-), E=80-292 MeV; measured σ(θ) vs E; deduced direct double analog, two-step nonanalog amplitude interference.

doi: 10.1103/PhysRevC.25.924
Citations: PlumX Metrics

1982GR28      Phys.Rev. C 25, 927 (1982)

S.J.Greene, W.J.Braithwaite, D.B.Holtkamp, W.B.Cottingame, C.F.Moore, G.R.Burleson, G.S.Blanpied, A.J.Viescas, G.H.Daw, C.L.Morris, H.A.Thiessen

Systematics in pion double charge exchange

NUCLEAR REACTIONS 9Be, 12,13C, 16,18O, 24,26Mg, 32S, 209Bi(π+, π-), E=100-300 MeV; measured reaction products; deduced σ(θ), systematics. LAMPF meson facility.

doi: 10.1103/PhysRevC.25.927
Citations: PlumX Metrics

1982MO01      Phys.Lett. 108B, 172 (1982)

C.L.Morris, W.B.Cottingame, S.J.Greene, C.J.Harvey, C.F.Moore, D.B.Holtkamp, S.J.Seestrom-Morris, H.T.Fortune

Indication of Δ-Hole Configurations in 12C(15.11 MeV)

NUCLEAR REACTIONS 12C(π+, π+'), (π-, π-'), E=100, 180, 230 MeV; measured σ(θ, E(π)). 12C level deduced isobar-hole configuration component. DWIA, Cohen-Kurath transition densities, Fermi momentum corrections.

doi: 10.1016/0370-2693(82)91168-6
Citations: PlumX Metrics

1982MO12      Phys.Rev. C25, 3218 (1982)

C.L.Morris, H.T.Fortune, L.C.Bland, R.Gilman, S.J.Greene, W.B.Cottingame, D.B.Holtkamp, G.R.Burleson, C.F.Moore

Target Mass Dependence of Isotensor Double Charge Exchange: Evidence for deltas in nuclei

NUCLEAR REACTIONS 16O, 28Si, 40Ca(π+, π-), E=164 MeV; measured σ(E(π-)) at θ=5°; deduced mass dependence of σ, isobar components in wave function. 28S, 40Ti deduced mass excess.

doi: 10.1103/PhysRevC.25.3218
Citations: PlumX Metrics

1982MO25      Phys.Rev. C26, 2561 (1982)

C.F.Moore, C.J.Harvey, C.L.Morris, W.B.Cottingame, S.J.Greene, D.B.Holtkamp, H.T.Fortune

12C(π, π') to Giant Dipole Resonance Region

NUCLEAR REACTIONS 12C(π+, π+'), (π-, π-'), E=180 MeV; measured σ(θ, E(π)). 12C deduced dominant GDR, spin-flip giant resonance excitation.

doi: 10.1103/PhysRevC.26.2561
Citations: PlumX Metrics

1981HO14      Phys.Rev.Lett. 47, 216 (1981)

D.B.Holtkamp, S.J.Seestrom-Morris, S.Chakravarti, D.Dehnhard, H.W.Baer, C.L.Morris, S.J.Greene, C.J.Harvey

Strong Cancellations of Neutron and Proton Transition Amplitudes Observed in Pion Inelastic Scattering

NUCLEAR REACTIONS 14C(π+, π+'), (π-, π-'), E=164 MeV; measured σ(θ, E(π)); deduced neutron, proton transition amplitude cancellations. 14C deduced levels, J, π, configuration.

doi: 10.1103/PhysRevLett.47.216
Citations: PlumX Metrics

1981MO07      Phys.Lett. 99B, 387 (1981)

C.L.Morris, R.L.Boudrie, J.Piffaretti, W.B.Cottingame, W.J.Braithwaite, S.J.Greene, C.J.Harvey, D.B.Holtkamp, C.F.Moore, S.J.Seestrom-Morris

Measurements of Isospin Mixing Between the 1+ Doublet in 12C using Pion Inelastic Scattering

NUCLEAR REACTIONS 12C(π+, π+'), (π-, π-'), E=100, 116, 130 MeV; measured σ(E(π)); deduced charge dependent matrix element. 12C levels deduced isospin mixing. Model independent method.

doi: 10.1016/0370-2693(81)90554-2
Citations: PlumX Metrics

1981MO17      Phys.Rev. C24, 231 (1981)

C.L.Morris, K.G.Boyer, C.F.Moore, C.J.Harvey, K.J.Kallianpur, I.B.Moore, P.A.Seidl, S.J.Seestrom-Morris, D.B.Holtkamp, S.J.Greene, W.B.Cottingame

Pion Inelastic Scattering to Low-Lying States in 12C and 40Ca

NUCLEAR REACTIONS 12C, 40Ca(π+, π+'), (π-, π-'), E=180 MeV; measured σ(θ). DWIA analysis.

doi: 10.1103/PhysRevC.24.231
Citations: PlumX Metrics

1981SE08      Phys.Rev.Lett. 46, 1447 (1981)

S.J.Seestrom-Morris, D.Dehnhard, D.B.Holtkamp, C.L.Morris

Identification of ΔS = 1 Transitions in 13C by Measurement of Pion Inelastic Excitation Functions

NUCLEAR REACTIONS 13C(π+, π+'), (π-, π-'), E=100-300 MeV; measured σ(θ, E). 13C deduced dominant ΔS=1 transitions. One-step mechanism, fixed scatterer impulse approximation.

doi: 10.1103/PhysRevLett.46.1447
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1980BU15      Phys.Rev. C22, 1180 (1980)

G.R.Burleson, G.S.Blanpied, G.H.Daw, A.J.Viescas, C.L.Morris, H.A.Thiessen, S.J.Greene, W.J.Braithwaite, W.B.Cottingame, D.B.Holtkamp, I.B.Moore, C.F.Moore

Isospin Quintets in the 1p and s-d Shells

NUCLEAR REACTIONS 9Be, 12,13C, 16O, 24Mg, 32S(π+, π-), E=180 MeV; measured σ(θ), Q. 12O, 16Ne, 24Si, 32Ar deduced masses. Isobaric multiplet mass equation fit.

doi: 10.1103/PhysRevC.22.1180
Citations: PlumX Metrics

1980CO18      Phys.Rev.Lett. 45, 1828 (1980)

W.B.Cottingame, D.B.Holtkamp

Energy Dependence of Pion Elastic Scattering from Nuclei across the (3, 3) Resonance

NUCLEAR REACTIONS 12C(π+, π+), E=148, 162, 226 MeV; 12C(π-, π-), E=120, 150, 162, 180, 200, 226, 230, 260, 280 MeV; 28Si(π+, π+), (π-, π-), E=130, 162, 180, 226 MeV; analyzedσ(θ); deduced energy dependence across (3, 3) resonance. Parametrization of pion-nucleon collision energy.

doi: 10.1103/PhysRevLett.45.1828
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1979GR18      Phys.Lett. 88B, 62 (1979)

S.J.Greene, W.J.Braithwaite, D.B.Holtkamp, W.B.Cottingame, C.F.Moore, C.L.Morris, H.A.Thiessen, G.R.Burleson, G.S.Blanpied

Studies of the Pion Double-Charge Exchange Reaction 18O(π+, π-)18Ne

NUCLEAR REACTIONS 18O(π+, π-), E=292 MeV; measured σ(θ, E(π-)).

doi: 10.1016/0370-2693(79)90114-X
Citations: PlumX Metrics

1979MO15      Phys.Lett. 86B, 31 (1979)

C.L.Morris, J.Piffaretti, H.A.Thiessen, W.B.Cottingame, W.J.Braithwaite, R.J.Joseph, I.B.Moore, D.B.Holtkamp, C.J.Harvey, S.J.Greene, C.F.Moore, R.L.Boudrie, R.J.Peterson

Observation of Isospin Mixing in 12C Near 19.5 MeV Excitation

NUCLEAR REACTIONS 12C(π+, π+), (π-, π-'), E=162 MeV; measured σ(Eπ+, θ), σ(Eπ-, θ). 12C deduced isospin mixed doublet near 19.5 MeV.

doi: 10.1016/0370-2693(79)90614-2
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