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Search: Author = L.Holmberg

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2006AN21      Nucl.Phys. A779, 47 (2006)

M.Andersson, Chr.Bargholtz, Kj.Fransson, E.Fumero, L.Geren, L.Holmberg, K.Lindh, L.Martensson, I.Sitnikova, P.-E.Tegner, G.Weiss, K.Wilhelmsen

Pionic fusion study of the 6He halo

NUCLEAR REACTIONS 4He(d, π+), E=217.3, 218.2, 224.1 MeV; measured particle spectra, σ, σ(θ), anisotropies. 6He deduced halo features.

doi: 10.1016/j.nuclphysa.2006.09.002
Citations: PlumX Metrics


2003AN20      Phys.Scr. T104, 96 (2003)

M.Andersson, Chr.Bargholtz, Kj.Fransson, E.Fumero, L.Geren, L.Holmberg, K.Lindberg, K.Lindh, L.Martensson, I.Sitnikova, P.-E.Tegner, G.Weiss, K.Wilhelmsen Rolander

Pionic Fusion, a Tool to Study Cluster Correlations in Halo Nuclei

NUCLEAR REACTIONS 4He(d, π+), E=217.3, 218.0, 224.5 MeV; measured σ(θ), asymmetry.

doi: 10.1238/Physica.Topical.104a00096
Citations: PlumX Metrics


2003AN21      Phys.Scr. T104, 105 (2003)

M.Andersson, Chr.Bargholtz, J.Blomquist, Kj.Fransson, L.Geren, L.Holmberg, K.Lindberg, K.Lindh, J.Nyberg, P.-E.Tegner, K.Wilhelmsen-Rolander

Study of the Pionic Fusion Reaction 3He + 3He → 6Li* + π+ at CELSIUS

NUCLEAR REACTIONS 3He(3He, π+), E ≈ threshold; measured σ(E).

doi: 10.1238/Physica.Topical.104a00105
Citations: PlumX Metrics


2002AN13      Yad.Fiz. 65, 660 (2002); Phys.Atomic Nuclei 65, 628 (2002)

M.Andersson, Chr.Bargholtz, Kj.Fransson, E.Fumero, L.Geren, L.Holmberg, K.Lindh, L.Martensson, I.Sitnikova, P.-E.Tegner, G.Weiss, K.Wilhelmsen Rolander

Pionic Fusion Study of the Halo Nucleus 6He, the Reaction d + 4He → 6He + π+ at CELSIUS

NUCLEAR REACTIONS 4He(d, π+), E=217.7, 218.6, 224.5 MeV; measured particle spectra, angular distributions.

doi: 10.1134/1.1471263
Citations: PlumX Metrics


2001AN25      Phys.Rev. C64, 038201 (2001)

M.Andersson, Chr.Bargholtz, J.Blomquist, K.Fransson, E.Fumero, L.Holmberg, K.Lindh, L.Martensson, P.-E.Tegner, K.Wilhelmsen Rolander

Medium Modifications of the Pion-Pion Interaction: A search for double pionic fusion in 14N + d → 16O + 2π reactions

NUCLEAR REACTIONS 2H(14N, 16O), E=2800 MeV; measured recoil nucleus spectra; deduced pion pair production σ(θ) upper limits.

doi: 10.1103/PhysRevC.64.038201
Citations: PlumX Metrics


2000AN15      Phys.Lett. 481B, 165 (2000); Erratum Phys.Lett. 484B, 375 (2000)

M.Andersson, Chr.Bargholtz, K.Fransson, L.Holmberg, K.Lindh, L.Martensson, I.Sitnikova, P.-E.Tegner, P.Thorngren Engblom, G.Weiss, K.Wilhelmsen Rolander

Pionic Fusion to a Halo State, the d(α, 6Li*0 Reaction Studied Close to Threshold

NUCLEAR REACTIONS 2H(α, π0), E=418, 420 MeV; measured σ, σ(E), σ(θ). 6Li deduced halo features. Monte Carlo simulation.

doi: 10.1016/S0370-2693(00)00496-2
Citations: PlumX Metrics


2000AN21      Phys.Lett. 485B, 327 (2000)

M.Andersson, Chr.Bargholtz, H.Calen, K.Fransson, K.Fransson, E.Fumero, L.Holmberg, J.Johanson, T.Johansson, K.Lindh, L.Martensson, I.Sitnikova, A.Sukhanov, P.-E.Tegner, P.Thorngren Engblom, G.Weiss, K.Wilhelmsen Rolander, J.Zlomanczuk

Isospin Resolved Double Pion Production in the Reaction p + d → 3He + 2π

NUCLEAR REACTIONS 2H(p, 2π0), (p, π+π-), E=477 MeV; measured missing mass spectra, σ; deduced pion production mechanism features.

doi: 10.1016/S0370-2693(00)00721-8
Citations: PlumX Metrics


2000AN30      Acta Phys.Pol. B31, 2123 (2000)

M.Andersson, Chr.Bargholtz, H.Calen, K.Fransson, K.Fransson, E.Fumero, L.Holmberg, J.Johanson, T.Johansson, K.Lindh, L.Martensson, I.Sitnikova, A.Sukhanov, P.-E.Tegner, P.Thorngren Engblom, G.Weiss, K.Wilhelmsen Rolander, J.Zlomanczuk

The Exclusive p + d → 3He + 2π Reaction at CELSIUS

NUCLEAR REACTIONS 2H(p, 2π0), (p, π+π-), E=477 MeV; measured particle spectra, σ, ratio between T=0 and T=1 channels.


2000AN31      Acta Phys.Pol. B31, 2343 (2000)

M.Andersson, Chr.Bargholtz, K.Fransson, L.Holmberg, K.Lindh, L.Martensson, I.Sitnikova, P.-E.Tegner, P.Thorngren Engblom, G.Weiss, K.Wilhelmsen Rolander

Pionic Fusion Close to Threshold: d + α → 6Li* + π0 at CELSIUS

NUCLEAR REACTIONS 2H(α, π0), E=417.95, 420.30 MeV; measured recoil nucleus energy, σ(θ), σ.


1998AN35      Acta Phys.Pol. B29, 2963 (1998)

M.Andersson, Chr.Bargholtz, E.Fumero, K.Fransson, L.Holmberg, K.Lindh, L.Martensson, D.Protic, I.Sitnikova, P.-E.Tegner, P.Thorngren Engblom, G.Weiss, K.Wilhelmsen Rolander, and the WASA/PROMICE Collaboration

Isospin Resolved Double Pion Production at CELSIUS

NUCLEAR REACTIONS 2H(d, X), E ≈ threshold; analyzed two-pion production data; deduced s-wave dominance at low energy.


1998AN36      Acta Phys.Pol. B29, 2969 (1998)

M.Andersson, Chr.Bargholtz, E.Fumero, K.Fransson, L.Holmberg, K.Lindh, L.Martensson, I.Sitnikova, P.-E.Tegner, P.Thorngren Engblom, G.Weiss, K.Wilhelmsen Rolander, and the WASA/PROMICE Collaboration

Study of the p + d → 3He + 2π Reaction at CELSIUS

NUCLEAR REACTIONS 2H(p, 2π0), (p, π+π-), E=477 MeV; measured relative σ; deduced pion production mechanism features.


1997AN27      Acta Phys.Hung.N.S. 6, 37 (1997)

M.Andersson, Chr.Bargholtz, Kj.Fransson, L.Holmberg, K.Lindh, L.Martensson, I.Sitnikova, P.-E.Tegner, P.Thorngren Engblom, G.Weiss, K.Wilhelmsen Rolander

Pionic Fusion Study of the Halo Analogue State 6Li

NUCLEAR REACTIONS, ICPND 2H(α, π0), E=419, 421, 431 MeV; measured σ.


1997BA33      Phys.Lett. 398, 264 (1997)

Chr.Bargholtz, K.Fransson, L.Holmberg, K.Lindh, L.Sandberg, I.Sitnikova, P.-E.Tegner, P.Thorngren-Engblom, G.Weiss, K.Wilhelmsen Rolander, D.Protic

The Inclusive Reaction d + d → 4He + X 29 MeV above the 2π0 Threshold

NUCLEAR REACTIONS 2H(d, X), E=569 MeV; measured missing mass spectra, 4He momentum spectra, inclusive production; deduced isospin zero two-pion channel phase-space behavior.

doi: 10.1016/S0370-2693(97)00243-8
Citations: PlumX Metrics


1997BA88      Nucl.Phys. A626, 73c (1997)

C.Bargholtz, K.Fransson, L.Holmberg, K.Lindh, L.Sandberg, D.Protic, I.Sitnikova, P.-E.Tegner, P.Thorngren-Engblom, G.Weiss, K.Wilhelmsen Rolander

A Zero-Degree Spectrometer in CELSIUS and the d(d, 2π)4He Reaction Close to Threshold

NUCLEAR REACTIONS 2H(d, α), E=569 MeV; measured Eα, Iα; deduced missing mass, pion production related features. Cluster-jet target.

doi: 10.1016/S0375-9474(97)00522-8
Citations: PlumX Metrics


1996BB17      Acta Phys.Pol. B27, 2937 (1996)

Chr.Bargholtz, K.Fransson, L.Holmberg, K.Lindh, L.Sandberg, I.Sitnikova, P.-E.Tegner, P.Thorngren-Engblom, G.Weiss, K.Wilhelmsen Rolander, D.Protic

Two Pion Production Close to Threshold in the Isospin Zero Channel


1993BA25      Phys.Scr. 48, 65 (1993)

Chr.Bargholtz, Kj.Fransson, L.Holmberg, K.Lindh, L.Sandberg, P.-E.Tegner, P.Thorngren-Engblom, A.Johansson, D.Protic, G.Riepe

Study of the Reaction d + d → 4He + X Close to the 2π0 Threshold

NUCLEAR REACTIONS 2H(d, X), E=570 MeV; measured missing mass spectra for 2π production, α-residual.

doi: 10.1088/0031-8949/48/1/009
Citations: PlumX Metrics


1993BA39      Phys.Rev. C48, 1388 (1993)

Chr.Bargholtz, L.Holmberg, D.Liljequist, P.-E.Tegner, D.Vojdani

Search for Anomalies in Low-Energy Electron Scattering from Thorium

NUCLEAR REACTIONS 232Th(e-, e-), E=radioactive source; measured e-e+-coin; deduced no anomaly. Electrons from 90Y decay.

doi: 10.1103/PhysRevC.48.1388
Citations: PlumX Metrics


1989BA40      Phys.Rev. C40, 1188 (1989)

Chr.Bargholtz, L.Holmberg, K.E.Johansson, D.Liljequist, P.-E.Tegner, D.Vojdani

Spectral Structure of 245-445 keV Electrons and Positrons in Positron-Thorium Scattering

NUCLEAR REACTIONS Th(e+, e+), E ≤ 1.9 MeV; measured e+e-coin; deduced Bhabha scattering plus small additional structure.

doi: 10.1103/PhysRevC.40.1188
Citations: PlumX Metrics


1987BA66      Z.Phys. A328, 301 (1987)

Chr.Bargholtz, L.Holmberg, P.-E.Tegner

Gamma-Ray-L-X-Ray Directional Correlations in 182W

RADIOACTIVITY 182Ta(β-) [from 181Ta(n, γ)]; measured X-ray spectra, γ(L X-ray)(θ), oriented nuclei; deduced anisotropies. 182W transition deduced coefficient. Si-Li detector.


1984BA07      Z.Phys. A315, 349 (1984)

C.Bargholtz, J.Becker, L.Holmberg

Nonisotropic L-Conversion-Electron - X-Ray Directional Correlations in 160Dy

RADIOACTIVITY 160Tb(β-) [from Tb neutron irradiation]; measured E(L X-ray), I(L X-ray), ce(L X-ray)(θ), oriented nuclei. 160Dy transition deduced A22 coefficients. Legendre polynomial analysis.

doi: 10.1007/BF01438460
Citations: PlumX Metrics


1981FR05      Phys.Scr. 23, 227 (1981)

K.Fransson, J.Becker, L.Holmberg, V.Stefansson

Nuclear-Structure Effects on the Conversion Electron Particle Parameter of the 57.5 keV E1 Transition in 180Hf

RADIOACTIVITY 180Hf [from neutron irradiation of 179Hf]; measured ceγ(θ), oriented nuclei; 180Hf transition deduced nuclear current, nuclear charge penetration parameters, δ.

doi: 10.1088/0031-8949/23/3/002
Citations: PlumX Metrics


1977BE52      Z.Phys. A283, 357 (1977)

J.Becker, L.Eriksson, K.Fransson, L.Holmberg, V.Stefansson, L.Hasselgren

Measurements of γ-γ and γ-Electron Directional Correlations in 119Sb

RADIOACTIVITY 119mTe; measured γγ(θ), γce(θ). 119Sb transitions deduced δ, λ.

doi: 10.1007/BF01409515
Citations: PlumX Metrics


1975BA17      Z.Phys. A272, 3 (1975)

C.Bargholtz, J.Becker, S.Beshai, L.Eriksson, K.Fransson, L.Gidefeldt, L.Holmberg, V.Stefansson

Levels and Transitions in 126Te

RADIOACTIVITY 126Sb; measured Eγ, Iγ, γγ-coin, γγ(θ); deduced log ft. 126Te deduced levels, J, π, γ-mixing, transition strengths.

doi: 10.1007/BF01408423
Citations: PlumX Metrics


1975BA46      Nucl.Phys. A250, 227 (1975)

C.Bargholtz, J.Becker, K.Fransson, L.Holmberg

Sub-Nanosecond Lifetimes in 126Te

RADIOACTIVITY 126Sb [from 128Te(d, α)]; measured βγ(t). 126Te levels deduced T1/2, B(E1), B(E2). Enriched target.

doi: 10.1016/0375-9474(75)90255-9
Citations: PlumX Metrics


1973BA24      Z.Phys. 260, 1 (1973)

C.Bargholtz, L.Eriksson, L.Gidefeldt, L.Holmberg, V.Stefansson

Levels and Transitions in 136Ba

RADIOACTIVITY 136Cs; measured Eγ, Iγ, γγ-coin., γγ(θ), γγ(t), βγ(t). 136Ba deduced levels, T1/2, γ-mixing, J, π.

doi: 10.1007/BF01398066
Citations: PlumX Metrics


1973BA52      Phys.Scr. 8, 90 (1973)

C.Bargholtz, J.Becker, L.Eriksson, L.Gidefeldt, L.Holmberg, V.Stefansson

Gamma-Gamma Directional Correlations in 103Rh

RADIOACTIVITY 103Ru; measured γγ(t), γγ(θ), γγ(θ, H). 103Rh levels deduced μ, T1/2, B(M1), B(E2), γ-mixing, J.

doi: 10.1088/0031-8949/8/3/003
Citations: PlumX Metrics


1973SE06      Nucl.Phys. A202, 385 (1973)

V.Sergeev, J.Becker, L.Eriksson, L.Gidefeldt, L.Holmberg

Levels in 115In Populated in the Decay of 115mCd

RADIOACTIVITY 115mCd [from 114Cd(n, γ)]; measured Eγ, Iγ, γγ(θ), γγ-delay. 115In deduced levels, J, T1/2, mixing ratios, B(E2), B(M1); evaluated Q0.

doi: 10.1016/0375-9474(73)90231-5
Citations: PlumX Metrics


1972HO51      Z.Phys. 257, 101 (1972)

L.Holmberg, V.Stefansson, J.Becker, V.Sergeev

Transition Probabilities in 146Eu

RADIOACTIVITY 146Gd; measured Iγ, (ce)(ce)-delay. 146Eu levels deduced T1/2.

doi: 10.1007/BF01403541
Citations: PlumX Metrics


1972HO54      Phys.Scr. 6, 177 (1972)

L.Holmberg, V.Stefansson, J.Becker, C.Bargholtz, L.Gidefeldt

Internal Conversion and Radiative Processes of the 113 keV M1-E2 Transition in 177Hf

RADIOACTIVITY 177Lu; measured γce(θ), γγ(θ), γγ(t). 177Hf levels deduced T1/2, g, γ-mixing, B(M1).

doi: 10.1088/0031-8949/6/4/001
Citations: PlumX Metrics


1972ST30      Nucl.Phys. A197, 315 (1972)

V.Stefansson, L.Holmberg, U.Baverstam, J.Becker, V.Sergeev

The E0 Component of the 689 keV 2(β) → 2(g) Transition in 152Sm

RADIOACTIVITY 152Eu[from 151Eu(n, γ)]; measured ceγ(θ). 152Sm deduced E0/E2 mixing ratio, penetration parameter. Enriched target.

doi: 10.1016/0375-9474(72)90765-8
Citations: PlumX Metrics


1971GI06      Phys.Scr. 4, 33 (1971)

L.Gidefeldt, L.Eriksson, C.Bargholtz, L.Holmberg

The Spin of the 1518 keV Level in 174Yb

RADIOACTIVITY 174mLu; measured γγ(θ). 174mYb deduced J, π.

doi: 10.1088/0031-8949/4/1-2/005
Citations: PlumX Metrics


1971HO08      Nucl.Phys. A166, 297 (1971)

L.Holmberg, V.Stefansson, L.Eriksson, B.-G.Pettersson

Conversion Electron Particle Parameters of E2 Transitions in 152Sm and 154Gd

RADIOACTIVITY 152Eu, 154Eu[from 151Eu(n, γ), 153Eu(n, γ)]; measured γce(θ), γγ(θ). 152Sm, 154Gd transitions deduced K conversion electron particle parameters. Enriched targets.

doi: 10.1016/0375-9474(71)90432-5
Citations: PlumX Metrics


1971HO37      Phys.Scr. 4, 41 (1971)

L.Holmberg, V.Stefansson, M.Gunnerhed

Internal Conversion of the 208 keV E1 Transition in 177Hf

RADIOACTIVITY 177Lu measured ceγ(θ), γγ(θ). 177Hf transition deduced nuclear penetration parameter.

doi: 10.1088/0031-8949/4/1-2/007
Citations: PlumX Metrics


1967HO06      Nucl.Phys. A96, 33 (1967)

L.Holmberg, V.Stefansson, B.-G.Pettersson

Internal Conversion of E2 transitions in 152Sm and 154Gd

RADIOACTIVITY 152Eu [from 151Eu(n, γ)], 154Eu [from 153Eu(n, γ)]; measured γce (θ). 152Sm, 154Gd deduced K-conversion electron particle parameters, ICC. Enriched targets.

doi: 10.1016/0375-9474(67)90691-4
Citations: PlumX Metrics


1967HO09      Nucl.Phys. A96, 305(1967)

L.Holmberg, L.Gidefeldt, M.Gunnerhed, B.-G.Pettersson

Dynamic Effects in the Internal Conversion of E1 transitions in 175Lu

RADIOACTIVITY 175Yb [from 174Yb(n, γ)]; measured γce(θ). 175Lu deduced penetration parameters. Enriched target.

doi: 10.1016/0375-9474(67)90714-2
Citations: PlumX Metrics


1966PE01      Proc.Intern.Conf.Internal Conversion Process, Nashville, Tenn. (1965), J.H.Hamilton, Ed., Academic Press, Inc., New York, p.295 (1966)

B.-G.Petterson, L.Holmberg, T.R.Gerholm

Confirmation of the Presence of E0 in Direct Competition with M1 and E2

NUCLEAR STRUCTURE 196Au; measured not abstracted; deduced nuclear properties.


1966PE02      Proc.Intern.Conf.Internal Conversion Process, Nashville, Tenn. (1965), J.H.Hamilton, Ed., Academic Press, Inc., New York, p.473 (1966)

B.-G.Pettersson, L.Holmberg, T.R.Gerholm

Experimental Studies of Dynamic Contributions to E2 Conversion

NUCLEAR STRUCTURE 198Au; measured not abstracted; deduced nuclear properties.


1965PE05      Nucl.Phys. 65, 454 (1965)

B.-G.Pettersson, L.Holmberg, T.R.Gerholm

Non-Existence of Dynamic Contributions to the 412 keV E2 Conversion Process in Hg198 Demonstrated by a New Experimental Method

RADIOACTIVITY 198Au[from 197Au(n, γ)]; measured γce(θ), γγ(θ). 198Hg deduced matrix elements, α(K).

doi: 10.1016/0029-5582(65)90009-X
Citations: PlumX Metrics


1965PE06      Nucl.Phys. 65, 466 (1965)

B.-G.Pettersson, L.Holmberg, T.R.Gerholm

Confirmation of the Presence of E0 in Direct Competition with M1 and E2

RADIOACTIVITY 196Au[from Pt(d, xn)]; measured γ ce(θ), γγ(θ). 196Pt deduced matrix elements, E0/E2. Natural target.

doi: 10.1016/0029-5582(65)90010-6
Citations: PlumX Metrics


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