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NSR database version of May 24, 2024.

Search: Author = H.Uberall

Found 39 matches.

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1988ST07      Phys.Lett. 205B, 183 (1988)

A.J.Stoyanov, A.Nagl, H.Uberall

Excitation of the 15.11 MeV Level in 12C by Pion Scattering

NUCLEAR REACTIONS 12C(e, e'), E not given; calculated form factors; deduced transition densities. 12C(π+, π+'), E=180-260 MeV; analyzed σ(θ). Transition densities from (e, e') analysis.

doi: 10.1016/0370-2693(88)91645-0
Citations: PlumX Metrics

1986FA12      Phys.Rev. C34, 2134 (1986)

A.R.Farhan, B.J.Stoyanov, A.Nagl, H.Uberall, M.de Llano

Resonating Rays in Ion-Ion Scattering from an Optical Potential

NUCLEAR REACTIONS 40Ca(α, α), E ≤ 44 MeV; calculated scattering amplitudes, σ(E, θ); deduced optical potential resonances. Wentzel-Kramers-Brillouin approximation.

doi: 10.1103/PhysRevC.34.2134
Citations: PlumX Metrics

1984MO13      Can.J.Phys. 62, 771 (1984)

J.A.Montgomery, H.Uberall, Kwang-Bock Yoo

All-Multipolarity Electric Sum Rule

NUCLEAR STRUCTURE 12C, 16O; calculated electric multipole transition sum rule fraction, Helm model parameters, nuclear moments. Electric sum rule for nonmonopole transitions.

doi: 10.1139/p84-106
Citations: PlumX Metrics

1983GI02      Phys.Rev. C27, 1169 (1983)

V.Girija, V.Devanathan, A.Nagl, H.Uberall

Coherent Pion Photoproduction

NUCLEAR REACTIONS 4He(γ, π0), E=200-350 MeV; 12C(γ, π0), E=170-380 MeV; calculated σ(E), σ(θ). 16O(γ, π0), E=250, 290, 370 MeV; 40Ca(γ, π0), E=250 MeV; calculated σ(θ). DWIA, coherent production mechanism.

doi: 10.1103/PhysRevC.27.1169
Citations: PlumX Metrics

1981MO21      Can.J.Phys. 59, 1194 (1981)

J.A.Montgomery, J.P.Ertel, H.Uberall

High-multipolarity Magnetic Sum Rule

NUCLEAR STRUCTURE 12C, 16O, 24Mg, 58Ni; calculated magnetic multipole transitions, sum rule exhaustion fraction for L=2, 3, 4, 6, 8, charge moment distributions. Helm model, spin-flip effects.

doi: 10.1139/p81-157
Citations: PlumX Metrics

1981UB01      Nucl.Phys. A362, 241 (1981)

H.Uberall, A.R.Farhan, O.Dragun, E.Maqueda

Nuclear Surface Waves in Alpha-Particle and Ion-Ion Collisions

NUCLEAR REACTIONS 40Ca(α, α), E=10-50 MeV; calculated σ(θ, E), transmission coefficient vs L, E. Nuclear surface wave approach.

doi: 10.1016/0375-9474(81)90679-5
Citations: PlumX Metrics

1980DR08      Phys.Lett. B94, 24 (1980)

O.Dragun, H.Uberall

Nuclear Rayleigh and Whispering Gallery Waves Excited in Heavy Ion Collisions

NUCLEAR REACTIONS 12C(16O, 16O), (12C, 12C), E(cm)=15-35 MeV; 28Si(16O, 16O), E=20-50 MeV; analyzed σ(E); calculated dispersion curves. 28Si, 24Mg, 44Ti resonances deduced surface wave character. Rayleigh, Whispering Gallery waves, curved boundaries.

doi: 10.1016/0370-2693(80)90816-3
Citations: PlumX Metrics

1980FA13      Nuovo Cim. A57, 205 (1980)

A.R.Farhan, H.Uberall, O.Dragun, E.Maqueda

A Nuclear-Surface-Wave Interpretation of Quasi-Molecular Orbiting in Heavy-Ion Collisions

NUCLEAR REACTIONS 16O(16O, 16O), E(cm)=12-25 MeV; calculated dispersion curves; deduced surface wave nature of quasimolecular orbiting. Regge pole features, Rayleigh, whispering gallery type waves.

doi: 10.1007/BF02776453
Citations: PlumX Metrics

1980GR05      Can.J.Phys. 58, 48 (1980)

R.D.Graves, B.A.Lamers, A.Nagl, H.Uberall, V.Devanathan, P.R.Subramanian

Helm Model Interpretation of 16O Form Factors: Application to Pion Photoproduction and Muon Capture

NUCLEAR REACTIONS 16O(γ, π+), E=130-300 MeV; calculated σ(θ, E). 16O(μ-, ν), E at rest; calculated muon capture rates. Helm model, electron scattering data parameters.

doi: 10.1139/p80-009
Citations: PlumX Metrics

1980NA11      Phys.Lett. B96, 254 (1980)

A.Nagl, H.Uberall

Theory of Pion Photoproduction in 12C

NUCLEAR REACTIONS 12C(γ, π-), E=threshold-360 MeV; calculated σ(E(π-)); 12C(γ, π+), E=threshold-7 MeV above threshold, 195, 200 MeV; calculated σ(θ). Helm model, pion optical-model wave functions.

doi: 10.1016/0370-2693(80)90760-1
Citations: PlumX Metrics

1979MI06      Phys.Rev. C19, 1416 (1979)

F.L.Milder, E.C.Booth, B.Chasan, A.M.Bernstein, J.Comuzzi, G.Franklin, A.Nagl, H.Uberall

Positive-Pion Photoproduction on 12C Near Threshold

NUCLEAR REACTIONS 12C(γ, π+), E=bremsstrahlung endpoint to 175 MeV; deduced σ(E); calculated σ(E), DWIA.

doi: 10.1103/PhysRevC.19.1416
Citations: PlumX Metrics

1977AL18      Phys.Rev. C16, 503 (1977)

D.J.Albert, A.Nagl, J.George, R.F.Wagner, H.Uberall

Isospin Splitting of Giant Resonances in 13C and 17O

NUCLEAR REACTIONS 13C, 17O(γ, X); calculated σ. 13C, 17O; calculated resonances, T. Two-particle, one-hole shell model.

doi: 10.1103/PhysRevC.16.503
Citations: PlumX Metrics

1977AL32      Phys.Rev. C16, 2452 (1977)

D.J.Albert, J.George, H.Uberall

Shell-Model Study of the Giant Dipole States in 15N

NUCLEAR REACTIONS 15N(γ, p), (γ, n), (γ, d); calculated total σ.

doi: 10.1103/PhysRevC.16.2452
Citations: PlumX Metrics

1977LA04      Nucl.Phys. A280, 351 (1977)

J.B.Langworthy, B.A.Lamers, H.Uberall

Inelastic Neutrino Reactions on 16O

NUCLEAR REACTIONS 16O(ν, e), E < 500 MeV; calculated differential, total neutrino induced σ(E).

doi: 10.1016/0375-9474(77)90610-8
Citations: PlumX Metrics

1976NA16      Phys.Lett. 63B, 291 (1976)

A.Nagl, H.Uberall

Calculation of π- Photoproduction in 12C Leading to the 12N Ground State

NUCLEAR REACTIONS 12C(γ, π-), E=150-350 MeV; calculated yields.

doi: 10.1016/0370-2693(76)90266-5
Citations: PlumX Metrics

1975DE18      Phys.Lett. 57B, 241 (1975)

V.Devanathan, P.R.Subramanian, R.D.Graves, H.Uberall

Partial Muon Capture Rates in 12C from the Generalized Helm Model

NUCLEAR REACTIONS 12C(μ-, ν); calculated partial capture rates.

doi: 10.1016/0370-2693(75)90065-9
Citations: PlumX Metrics

1975MU02      Phys.Rev. C11, 829 (1975)

J.D.Murphy, H.Uberall

Eikonal Calculations for High-Energy Electron-Nucleus Scattering

NUCLEAR REACTIONS 27Al, 115In, 208Pb(e, e'), E=500 MeV; 51V(e, e'), E=250 MeV; 209Bi(e, e'), E=300 MeV; calculated σ. 27Al, 208Pb, 51V, 209Bi deduced magnetic form factors.

doi: 10.1103/PhysRevC.11.829
Citations: PlumX Metrics

1975NA16      Phys.Rev. C12, 1586 (1975)

A.Nagl, F.Cannata, H.Uberall

Distorted-Wave Approximation and Nuclear Correlations in Pion Reactions

NUCLEAR REACTIONS 12C(γ, π-); calculated σ(θ). Distorted pion wave.

doi: 10.1103/PhysRevC.12.1586
Citations: PlumX Metrics

1975UB01      Acta Phys.Austr. 41, 341 (1975)

H.Uberall, A.Nagl, R.A.Lindgren, L.W.Fagg

Giant Multipole Spin Flip Resonances and Spin Flip Sum Rules

NUCLEAR REACTIONS 20Ne, 24Mg, 58Ni(e, e'), E=60 MeV; 12C, 24Mg, 58Ni(e, e'), E=100, 200, 300 MeV; calculated σ. 12C, 24Mg, 58Ni calculated E2 spin flip strengths.

1974CA21      Can.J.Phys. 52, 1405 (1974)

F.Cannata, B.A.Lamers, C.W.Lucas, A.Nagl, H.Uberall, C.Werntz, F.J.Kelly

Radiative Pion Capture in Flight and Charged Pion Photoproduction in Nuclei

NUCLEAR REACTIONS 12C(γ, π+), E=160, 170, 180 MeV; 12C(π, γ), E=20, 30, 40 MeV; calculated σ(θ).

doi: 10.1139/p74-187
Citations: PlumX Metrics

1974SE02      Nucl.Phys. A219, 461 (1974)

J.B.Seaborn, V.Devanathan, H.Uberall

Helm-Model and Shell-Model Studies of the Photoproduction of Charged Pions in 12C

NUCLEAR REACTIONS 12C(γ, π+), (γ, π-); calculated σ.

doi: 10.1016/0375-9474(74)90112-2
Citations: PlumX Metrics

1973MU08      Phys.Lett. 44B, 347 (1973)

J.D.Murphy, H.Uberall

Eikonal Approximation for Magnetic Electron Scattering

NUCLEAR REACTIONS 209Bi(e, e); calculated magnetic form factors.

doi: 10.1016/0370-2693(73)90403-6
Citations: PlumX Metrics

1973NA14      Phys.Lett. 45B, 99 (1973)

A.Nagl, H.Uberall

Pion Photoproduction and T > Versus T < Analog States in N > Z Nuclei

NUCLEAR REACTIONS 13C(γ, π+), (γ, π-), E=200 MeV; measured nothing, calculated σ(θ).

doi: 10.1016/0370-2693(73)90074-9
Citations: PlumX Metrics

1973UB01      Phys.Lett. 44B, 324 (1973)

H.Uberall, B.A.Lamers, C.W.Lucas, A.Nagl

Charged Pion Photoproduction from 12C with Excitation of Analog States

NUCLEAR REACTIONS 12C(γ, π+), (γ, π-); 12B, 12N deduced levels, calculated σ(θ).

doi: 10.1016/0370-2693(73)90396-1
Citations: PlumX Metrics

1973WE18      Z.Phys. 265, 405 (1973)

C.Werntz, H.Uberall

Solar-Neutrino Related M1 Transition in 6Li

NUCLEAR REACTIONS 6Li(e, e), E=50.4 MeV; calculated σ(θ). 6Li calculated levels, J, π, level-width, B(M1).

doi: 10.1007/BF01391615
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1972HI04      Nucl.Phys. A190, 341 (1972)

L.L.Hill, H.Uberall

Spectra of Neutrons Emitted after Muon Capture in 16O, 28Si, 32S and 40Ca

NUCLEAR REACTIONS 16O, 32S, 28Si, 40Ca(μ-, xn), E approx 0; calculated σ(En). Particle-hole model.

doi: 10.1016/0375-9474(72)90146-7
Citations: PlumX Metrics

1972KE06      Phys.Rev. C5, 1432 (1972)

F.J.Kelly, H.Uberall

Low-Energy Neutrino Excitation of the Giant Resonance in 12C

NUCLEAR REACTIONS 12C(ν, e), calculated σ(Eν). 12C analyzed giant resonance excitation.

doi: 10.1103/PhysRevC.5.1432
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1972UB01      Phys.Rev. C6, 1911 (1972)

H.Uberall, B.A.Lamers, J.B.Langworthy, F.J.Kelly

Multipole Theory of Neutrino-Nuclear Reactions: Application to 12C

NUCLEAR REACTIONS 12C(ν, e), (ν, μ-), E < 53 MeV, approx GeV; calculated σ(θ). Multipole theory.

doi: 10.1103/PhysRevC.6.1911
Citations: PlumX Metrics

1972UG01      Nucl.Phys. A198, 494 (1972)

P.Ugincius, H.Uberall

Nuclear Size Effects in the Polarization of Elastically Scattered Positrons

doi: 10.1016/0375-9474(72)90704-X
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1971FA15      Phys.Rev. C4, 2089 (1971)

L.W.Fagg, W.L.Bendel, L.Cohen, E.C.Jones, Jr., H.F.Kaiser, H.Uberall

Magnetic Transition Strength in 32S and 40Ca from 180° Electron Scattering

NUCLEAR REACTIONS 32S, 40Ca(e, e'), E=39, 56 MeV; measured σ(Ee'). 32S, 40Ca deduced levels, level-width, transition radii.

doi: 10.1103/PhysRevC.4.2089
Citations: PlumX Metrics

1970LA13      Phys.Rev. C2, 911 (1970)

J.Langworthy, H.Uberall

Electron Scattering from Light, Deformed, Oriented Nuclei

NUCLEAR REACTIONS 10B(e, e), (e, e'), E=50, 200 MeV; calculated form factors. Oriented targets.

doi: 10.1103/PhysRevC.2.911
Citations: PlumX Metrics

1970UG01      Nucl.Phys. A158, 418 (1970)

P.Ugincius, H.Uberall, G.H.Rawitscher

Nuclear Size Effects in the Polarization of Elastically Scattered Electrons

NUCLEAR REACTIONS 51V, 208Pb(e, e), E=1-100 MeV; calculated polarization functions(θ). Nuclear size effects.

doi: 10.1016/0375-9474(70)90193-4
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1969DR05      Phys.Rev. 181, 1383 (1969)

D.Drechsel, H.Uberall

Particle and Photon Decay of Nuclei Following Electroexcitation

NUCLEAR REACTIONS 12C(e, e'p), E = 200 MeV; calculated σ(Ee', θ(p), phi(p)).

doi: 10.1103/PhysRev.181.1383
Citations: PlumX Metrics

1969KE12      Nucl.Phys. A139, 329 (1969)

F.J.Kelly, L.J.McDonald, H.Uberall

Inelastic Photopion Production with Excitation of Giant Resonance Analogs: Application to 16O

NUCLEAR REACTIONS 16O(γ, π+), E=200 MeV; calculated σ(E(π), θ(π)). 16N deduced giant resonance spin-flip states.

doi: 10.1016/0375-9474(69)91113-0
Citations: PlumX Metrics

1969UB01      Acta Phys.Austr. 30, 89 (1969)


Analogs of Giant Resonance States and their Experimental Discovery

NUCLEAR STRUCTURE 12B, 12C, 16O, 16N, 40Ca reviewed giant resonance analog data.

1968KE10      Phys.Rev. 175, 1235 (1968)

F.J.Kelly, H.Uberall

Electroexcitation of the Giant Resonance in 12C

NUCLEAR STRUCTURE 12C; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRev.175.1235
Citations: PlumX Metrics

1967HI07      Phys.Letters 24B, 364 (1967)

L.L.Hill, H.Uberall

Inelastic Electron Scattering in 32S

NUCLEAR STRUCTURE 32S; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0370-2693(67)90290-0
Citations: PlumX Metrics

1967RA02      Phys.Letters 24B, 15 (1967)

R.Raphael, H.Uberall, C.Werntz

Neutron Emission Following Muon Capture in 16O

NUCLEAR STRUCTURE 16O, 16N; measured not abstracted; deduced nuclear properties.

doi: 10.1016/0370-2693(67)90324-3
Citations: PlumX Metrics

1966UB01      Phys.Rev.Letters 17, 1292 (1966)


Electroexcitation of Giant-Resonance, Surface-Phonon States in 12C

NUCLEAR STRUCTURE 12C; measured not abstracted; deduced nuclear properties.

doi: 10.1103/PhysRevLett.17.1292
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