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NSR database version of April 24, 2024.

Search: Author = A.Brockstedt

Found 22 matches.

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1999RA22      Eur.Phys.J. A 6, 225 (1999)

B.Ramstein, C.A.Mosbacher, D.Bachelier, I.Bergqvist, M.Boivin, J.L.Boyard, A.Brockstedt, L.Carlen, R.Dahl, P.Ekstrom, C.Ellegaard, C.Gaarde, T.Hennino, J.C.Jourdain, C.Goodman, J.S.Larsen, P.Radvanyi, M.Roy-Stephan

Inclusive ²(³He, t) Reaction at 2 GeV

NUCLEAR REACTIONS ²H(³He, t), E=2 GeV; measured σ(E, θ), energy transfer spectra; deduced Δ resonance contributions, final state interaction role. Coupled channels analysis.

doi: 10.1007/s100500050338
Citations: PlumX Metrics

1997BA63      Z.Phys. A359, 5 (1997)

R.A.Bark, P.Bosetti, G.B.Hagemann, H.Ryde, A.Brockstedt, H.Carlsson, L.P.Ekstrom, A.Nordlund, B.Herskind, S.Leoni, A.Bracco, F.Camera, S.Frattini, M.Mattiuzzi, B.Million, C.Rossi-Alvarez, G.de Angelis, D.Bazzacco, S.Lunardi, M.De Poli

High-K Band Structures in ¹⁶⁴Er

NUCLEAR REACTIONS ¹⁵⁰Nd(¹⁸O, 4n), E=87 MeV; measured Eγ, Iγ, γγ-coin. ¹⁶⁴Er deduced high-spin levels, J, π, K, band configurations, B(λ) ratios.

doi: 10.1007/s002180050357
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

1997HA23      Nucl.Phys. A618, 199 (1997)

G.B.Hagemann, H.Ryde, P.Bosetti, A.Brockstedt, H.Carlsson, L.P.Ekstrom, A.Nordlund, R.A.Bark, B.Herskind, S.Leoni, A.Bracco, F.Camera, S.Frattini, M.Mattiuzzi, B.Million, C.Rossi-Alvarez, G.de Angelis, D.Bazzacco, S.Lunardi, M.De Poli

Interactions between a Multitude of Rotational Bands in Well Deformed Odd Nuclei: A new method for spin and parity assignment

NUCLEAR REACTIONS ¹⁵⁰Nd(¹⁸O, 5n), E=87 MeV; measured Eγ, Iγ, DCO ratios, γγγ-coin. ¹⁶³Er deduced levels, J, π, rotational bands, multi-quasiparticle structure, strength of band interactions. Enriched target, array of Compton suppressed Ge detectors.

doi: 10.1016/S0375-9474(97)00056-0
Citations: PlumX Metrics

1996BO01      Phys.Rev.Lett. 76, 1204 (1996)

P.Bosetti, S.Leoni, A.Bracco, B.Herskind, T.Dossing, G.B.Hagemann, R.Bark, A.Brockstedt, P.Ekstrom, H.Carlsson, A.Nordlund, H.Ryde, F.Camera, S.Frattini, M.Mattiuzzi, B.Million, D.Bazzacco, R.Burch, G.de Angelis, D.De Acuna, M.de Poli, P.Pavan

Possible Conservation of the K-Quantum Number in Excited Rotating Nuclei

NUCLEAR REACTIONS ¹⁵⁰Nd(¹⁸O, xn), E=87 MeV; measured γγγ-coin. ¹⁶³Er deduced low-, high-K rotational band characteristics.

doi: 10.1103/PhysRevLett.76.1204
Citations: PlumX Metrics

1995BA67      Nucl.Phys. A591, 265 (1995)

R.A.Bark, G.B.Hagemann, B.Herskind, H.J.Jensen, W.Korten, J.Wrzesinski, H.Carlsson, M.Bergstrom, A.Brockstedt, A.Nordlund, H.Ryde, P.Bosetti, S.Leoni, F.Ingebretsen, P.O.Tjom

More than Thirty Bands in ¹⁷⁷Re

NUCLEAR REACTIONS ¹³⁰Te(⁵¹V, 4n), E=225 MeV; ¹⁶³Dy(¹⁹F, 5n), E=105 MeV; measured Eγ, γγ-coin, Iγ. ¹⁷⁷Re deduced high-spin levels, J, π, configurations, rotational bands, B(M1)/B(E2) ratios, g(K) values, alignments, band structure. Crossing frequencies, cranked shell model, band-mixing, Nilsson-Strutinsky potential energy surfaces, shape coexistence.

doi: 10.1016/0375-9474(95)00187-6
Citations: PlumX Metrics

1995LE20      Nucl.Phys. A587, 513 (1995)

S.Leoni, B.Herskind, T.Dossing, P.Rasmussen, P.Bosetti, A.Bracco, S.Frattini, M.Matsuo, N.Nica, E.Vigezzi, A.Atac, M.Bergstrom, A.Brockstedt, H.Carlsson, P.Ekstrom, F.Ingebretsen, H.J.Jensen, J.Jongman, G.B.Hagemann, R.M.Lieder, T.Lonnroth, A.Maj, B.Million, A.Nordlund, J.Nyberg, M.Piiparinen, H.Ryde, D.C.Radford, M.Sugawara, P.O.Tjom, A.Virtanen

The Distribution of the Rotational Transition Strength in Warm Nuclei Studied through γ-Ray Correlations

NUCLEAR REACTIONS ¹³⁰Te(³⁷Cl, 5n), (³⁷Cl, 4n), E=166 MeV; measured γγγ-coin, γ-multiplicity. ^162,163Tm deduced rotational motion damping, transition strength.

doi: 10.1016/0375-9474(95)00024-U
Citations: PlumX Metrics

1995NO04      Nucl.Phys. A591, 117 (1995)

A.Nordlund, R.Bengtsson, P.Ekstrom, M.Bergstrom, A.Brockstedt, H.Carlsson, H.Ryde, Y.Sun, A.Atac, G.B.Hagemann, B.Herskind, H.J.Jensen, J.Jongman, S.Leoni, A.Maj, J.Nyberg, P.O.Tjom

Probing the Limits of Complete Spectroscopy in ¹⁶⁴Yb

NUCLEAR REACTIONS ¹⁵²Sm(¹⁶O, 4n), E=83.2 MeV; measured Eγ, Iγ, γγ-coin, γγ(θ). ¹⁶⁴Yb deduced levels, J, configurations, routhians, alignments. Cranked shell model calculations. Array of Compton-suppressed Ge-dectors.

doi: 10.1016/0375-9474(95)00124-J
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Data from this article have been entered in the XUNDL database. For more information, click here.

1995SA06      Phys.Rev. C51, 1945 (1995)

T.Sams, C.Ellegaard, C.Gaarde, J.S.Larsen, J.L.Boyard, T.Hennino, J.C.Jourdain, B.Ramstein, M.Roy-Stephan, P.Radvanyi, A.Brockstedt, M.Osterlund, P.Zupranski, C.D.Goodman, M.Ichimura, V.F.Dmitriev

Quasifree (d(pol), ²He) Data

NUCLEAR REACTIONS ^2,1H, ¹²C(polarized d, X), E=1.6, 2 GeV; measured σ(θ), tensor analyzing powers vs momentum transfer; deduced spin-isospin response in the quasifree region.

doi: 10.1103/PhysRevC.51.1945
Citations: PlumX Metrics

1995SC39      Nucl.Phys. A594, 175 (1995)

H.Schnack-Petersen, R.Bengtsson, R.A.Bark, P.Bosetti, A.Brockstedt, H.Carlsson, L.P.Ekstrom, G.B.Hagemann, B.Herskind, F.Ingebretsen, H.J.Jensen, S.Leoni, A.Nordlund, H.Ryde, P.O.Tjom, C.X.Yang

Superdeformed Triaxial Bands in ^163,165Lu

NUCLEAR REACTIONS ¹³⁸Ba(³¹P, 4n), E=155 MeV; ¹⁵⁰Sm(¹⁹F, 4n), E=95 MeV; measured Eγ, γγ-coin, Iγ. ¹⁶⁵Lu deduced high-spin levels, J, π, rotational band, superdeformed structure. Enriched target, array of Compton suppressed Ge-detectors. Calculation of superdeformed highly triaxial local minima in configuration separated total energy surfaces.

doi: 10.1016/0375-9474(95)00363-6
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

1994BR09      Nucl.Phys. A571, 337 (1994)

A.Brockstedt, J.Lyttkens-Linden, M.Bergstrom, L.P.Ekstrom, H.Ryde, J.C.Bacelar, J.D.Garrett, G.B.Hagemann, B.Herskind, F.R.May, P.O.Tjom, S.Frauendorf

Interpretation of Bands in ¹⁶³Er within the Tilted Rotation Scheme Enchanced E1 Decay Strength

NUCLEAR REACTIONS ¹⁵⁰Nd(¹⁸O, 5n), E=83 MeV; measured Eγ, γγ-coin, Iγ. ¹⁶³Er deduced levels, J, π, B(M1)/B(E2), B(E1), high-K, multi-quasiparticle states. Tilted cranking calculations.

doi: 10.1016/0375-9474(94)90065-5
Citations: PlumX Metrics

1993BR10      Nucl.Phys. A557, 469c (1993)

A.Brockstedt, J.Lyttkens-Linden, M.Bergstrom, L.P.Ekstrom, H.Ryde, J.C.Bacelar, S.Frauendorf, J.D.Garrett, G.B.Hagemann, B.Herskind, F.R.May, P.O.Tjom

Interpretation of Bands in ¹⁶³Er within the Tilted Rotation Scheme

NUCLEAR REACTIONS ¹⁵⁰Nd(¹⁸O, 5n), E=83 MeV; measured γγ-coin. ¹⁶³Er deduced levels, J, π, band structure, K, configuration. Tilted rotation scheme interpretation.

doi: 10.1016/0375-9474(93)90563-D
Citations: PlumX Metrics

1993CA02      Nucl.Phys. A551, 295 (1993)

H.Carlsson, M.Bergstrom, A.Brockstedt, L.P.Ekstrom, J.Lyttkens-Linden, H.Ryde, R.A.Bark, G.B.Hagemann, J.D.Garrett, R.Chapman, D.Clarke, F.Khazaie, J.C.Lisle, J.N.Mo

Back-Bending in the πi_13/2 Band and Proton-Neutron Interactions in ¹⁷¹Re

NUCLEAR REACTIONS ¹²³Sb(⁵²Cr, 4n), E=236 MeV; measured Eγ, Iγ, γγ-coin. ¹⁷¹Re deduced levels, J, π, configurations, alignments, B(M1)/B(E2) ratios, pairing, shape coexistence, band structure. Cranking shell model, three-band mixing calculations.

doi: 10.1016/0375-9474(93)90483-E
Citations: PlumX Metrics
Data from this article have been entered in the XUNDL database. For more information, click here.

1993OL03      Nucl.Phys. A559, 368 (1993)

N.Olsson, H.Conde, E.Ramstrom, T.Ronnqvist, R.Zorro, J.Blomgren, A.Hakansson, G.Tibell, O.Jonsson, L.Nilsson, P.-U.Renberg, A.Brockstedt, P.Ekstrom, M.Osterlund, S.Y.van der Werf, D.J.Millener, G.Szeflinska, Z.Szeflinski

The ¹²C(n, p)¹²B Reaction at E(n) = 98 MeV

NUCLEAR REACTIONS ¹²C(n, p), E=98 MeV; measured σ(Ep, θ), θ=0°-33°. ¹²B deduced ΔL=0-3 multipole strength distributions. DWBA calculations, multipole decomposition.

doi: 10.1016/0375-9474(93)90159-U
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 dataset22243.

1991BR20      Nucl.Phys. A530, 571 (1991)

A.Brockstedt, I.Bergqvist, L.Carlen, L.P.Ekstrom, B.Jakobsson, C.Ellegaard, C.Gaarde, J.S.Larsen, C.Goodman, M.Bedjidian, D.Contardo, J.Y.Grossiord, A.Guichard, M.Roy-Stephan, M.Boivin, T.Hasegawa, P.Radvanyi

The (³He, t) Reaction at Intermediate Energies Spin-Isospin Multipole Transitions

NUCLEAR REACTIONS ²⁶Mg, ^40,48Ca, ⁵⁴Fe, ⁹⁰Zr, ²⁰⁸Pb(³He, t), E=0.9-2 GeV; measured σ(θ). ²⁶Al, ^40,48Sc, ⁵⁴Co, ⁹⁰Nb, ²⁰⁸Bi deduced spin multipole, Gamow-Teller transition strength distributions. DWIA calculations, quasi-elastic peak, distortion effects.

doi: 10.1016/0375-9474(91)90770-7
Citations: PlumX Metrics

1991JE04      Z.Phys. A340, 351 (1991)

H.J.Jensen, G.B.Hagemann, P.O.Tjom, S.Frauendorf, A.Atac, M.Bergstrom, A.Bracco, A.Brockstedt, H.Carlsson, P.Ekstrom, J.M.Espino, B.Herskind, F.Ingebretsen, J.Jongman, S.Leoni, R.M.Lieder, T.Lonnroth, A.Maj, B.Million, A.Nordlund, J.Nyberg, M.Piiparinen, H.Ryde, M.Sugawara, A.Virtanen

Interaction Strength and Shape Difference for the h_9/2 and h_11/2 Configurations in ¹⁶³Tm

NUCLEAR REACTIONS ¹⁴⁸Nd(¹⁹F, 4n), E=85 MeV; ¹³⁰Te(³⁷Cl, 4n), E=166 MeV; measured γ-spectra, multiplicities, γγ-coin. ¹⁶³Tm deduced levels, J, π, configuration, B(λ). Model comparisons.

doi: 10.1007/BF01290322
Citations: PlumX Metrics

1990CO30      Nucl.Instrum.Methods Phys.Res. A292, 121 (1990)

H.Conde, S.Hultqvist, N.Olsson, T.Ronnqvist, R.Zorro, J.Blomgren, G.Tibell, A.Hakansson, O.Jonsson, A.Lindholm, L.Nilsson, P.-U.Renberg, A.Brockstedt, P.Ekstrom, M.Osterlund, F.P.Brady, Z.Szeflinski

A Facility for Studies of Neutron-Induced Reactions in the 50-200 MeV Range

NUCLEAR REACTIONS ¹²C(n, p), E=100 MeV; measured σ(Ep, θp). Monoenergetic beam, magnetic spectrometer, large angle, momentum acceptance.

doi: 10.1016/0168-9002(90)91739-X
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0651.

1989CH39      Nucl.Phys. A505, 670 (1989)

X.Y.Chen, L.W.Swenson, F.Farzanpay, D.K.McDaniels, Z.Xu, Z.Tang, D.M.Drake, I.Bergqvist, A.Brockstedt, J.Lisantti, F.Bertrand, D.J.Horen, K.Hicks, M.Vetterli, M.J.Iqbal

Analyzing Powers and Cross Sections of Inclusive Polarized Proton Scattering on ²⁰⁸Pb

NUCLEAR REACTIONS ²⁰⁸Pb(polarized p, p'), E=290, 500 MeV; measured σ(θ), analyzing power vs θ. DWBA, relativistic impulse approximation analyses.

doi: 10.1016/0375-9474(89)90037-7
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0271.

1989EL05      Phys.Lett. 231B, 365 (1989)

C.Ellegaard, C.Gaarde, T.S.Jorgensen, J.S.Larsen, B.Million, C.Goodman, A.Brockstedt, P.Ekstrom, M.Osterlund, M.Bedjidian, D.Contardo, D.Bachelier, J.L.Boyard, T.Hennino, J.C.Jourdain, M.Roy-Stephan, P.Radvanyi, P.Zupranski

Spin Structure of the Δ Excitation

NUCLEAR REACTIONS ^1,2H, ¹²C(polarized d, 2p), E=1.6, 2 GeV; measured pp-coin spectra, tensor polarization response; deduced Δ excitation spin structure.

doi: 10.1016/0370-2693(89)90677-1
Citations: PlumX Metrics

1988CH13      Phys.Lett. 205B, 436 (1988)

X.Y.Chen, L.W.Swenson, F.Farzanpay, D.K.McDaniels, Z.Tang, Z.Xu, D.M.Drake, I.Bergqvist, A.Brockstedt, F.E.Bertrand, D.J.Horen, J.Lisantti, K.Hicks, M.Vetterli, M.J.Iqbal

Relativistic Medium Effects for ²⁰⁸Pb(p(pol), p') at Intermediate Energies

NUCLEAR REACTIONS ²⁰⁸Pb(polarized p, p'), E=290 MeV; measured σ(θp', Ep'), analyzing power vs θ; deduced relativistic medium effects.

doi: 10.1016/0370-2693(88)90973-2
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO0198.

1987BE25      Nucl.Phys. A469, 648 (1987)

I.Bergqvist, A.Brockstedt, L.Carlen, L.P.Ekstrom, B.Jakobsson, C.Ellegaard, C.Gaarde, J.S.Larsen, C.Goodman, M.Bedjidian, D.Contardo, J.Y.Grossiord, A.Guichard, R.Haroutunian, J.R.Pizzi, D.Bachelier, J.l.Boyard, T.Hennino, J.C.Jourdain, M.Roy-Stephan, M.Boivin, P.Radvanyi

The (³He, t) Reaction at Intermediate Energies: Spin-isospin transitions to states in ¹²N and ¹³N

NUCLEAR REACTIONS ^12,13C(³He, t), E=0.6-2.3 GeV; measured σ(Et, θt), σ(θ); deduced isovector strength ratio. ^12,13N deduced spin-isospin transitions. Magnetic spectrometer. DWIA calculations.

doi: 10.1016/0375-9474(87)90019-4
Citations: PlumX Metrics
Data from this article have been entered in the EXFOR database. For more information, access X4 datasetO1803.

1987EL08      Phys.Rev.Lett. 59, 974 (1987)

C.Ellegaard, C.Gaarde, T.S.Jorgensen, J.S.Larsen, C.Goodman, I.Bergqvist, A.Brockstedt, P.Ekstrom, M.Bedjidian, D.Contardo, J.Y.Grossiord, A.Guichard, D.Bachelier, J.L.Boyard, T.Hennino, J.C.Jourdain, M.Roy-Stephan, P.Radvanyi, J.Tinsley

Reaction (d(pol), ²He) at Intermediate Energies

NUCLEAR REACTIONS ¹H(d, 2p), E=0.65, 2 GeV; measured σ vs two-proton relative momentum. ¹H(polarized d, 2p), E=2 GeV; measured σ(Ep, θp), tensor analyzing power. Drift chambers, tensor polarized beam.

doi: 10.1103/PhysRevLett.59.974
Citations: PlumX Metrics

1986CO03      Phys.Lett. 168B, 331 (1986)

D.Contardo, M.Bedjidian, J.Y.Grossiord, A.Guichard, R.Haroutunian, J.R.Pizzi, C.Ellegaard, C.Gaarde, J.S.Larsen, C.Goodman, I.Bergqvist, A.Brockstedt, L.Carlen, P.Ekstrom, D.Bachelier, J.L.Boyard, T.Hennino, J.C.Jourdain, M.Roy-Stephan, M.Boivin, P.Radvanyi

Study of the Δ Isobar Excitation in Nuclei with the (³He, t) Reaction

NUCLEAR REACTIONS ¹²C, ⁴⁸Ca, ⁵⁴Fe, ⁸⁹Y, ¹⁵⁹Tb, ²⁰⁸Pb(³He, t), E=2 GeV; measured σ(θ) vs triton momentum; deduced isobar excitation.

doi: 10.1016/0370-2693(86)91639-4
Citations: PlumX Metrics