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NSR database version of May 24, 2024.

Search: Author = P.Schuurmans

Found 23 matches.

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2005SE14      Phys.Rev. C 71, 064310 (2005)

N.Severijns, D.Venos, P.Schuurmans, T.Phalet, M.Honusek, D.Srnka, B.Vereecke, S.Versyck, D.Zakoucky, U.Koster, M.Beck, B.Delaure, V.Golovko, I.Kraev

Isospin mixing in the T=5/2 ground state of 71As

NUCLEAR MOMENTS 71As; measured Eγ, Eβ, β-decay angular distributions from oriented nuclei; deduced β-asymmetry parameter. 71As deduced ground-state admixture. Low-temperature nuclear orientation technique.

RADIOACTIVITY 71As(β+); measured Eγ, Eβ, β-decay angular distributions from oriented nuclei; deduced β-asymmetry parameter. 71As deduced ground-state admixture. Low-temperature nuclear orientation technique.

doi: 10.1103/PhysRevC.71.064310
Citations: PlumX Metrics


2004ZA01      Nucl.Instrum.Methods Phys.Res. A520, 80 (2004)

D.Zakoucky, D.Srnka, D.Venos, V.Golovko, I.Kraev, T.Phalet, P.Schuurmans, N.Severijns, B.Vereecke, S.Versyck, and the NICOLE and ISOLDE Collaborations

HPGe detectors for low-temperature nuclear orientation

NUCLEAR MOMENTS 71As, 59Cu; measured β-decay angular distributions from oriented nuclei. 71As deduced ground-state admixture. 59Cu deduced μ. Low-temperature nuclear orientation technique.

doi: 10.1016/j.nima.2003.11.226
Citations: PlumX Metrics


2002BE54      Nucl.Phys. A701, 369c (2002)

D.Beck, F.Ames, M.Beck, G.Bollen, B.Delaure, J.Deutsch, J.Dilling, O.Forstner, T.Phalet, R.Prieels, W.Quint, P.Schmidt, P.Schuurmans, N.Severijns, B.Vereecke, S.Versyck, and the EUROTRAPS Collaboration

Search for New Physics in Beta-Neutrino Correlations with the WITCH Spectrometer

doi: 10.1016/S0375-9474(01)01612-8
Citations: PlumX Metrics


2001BE74      Hyperfine Interactions 132, 473 (2001)

D.Beck, F.Ames, M.Beck, G.Bollen, B.Delaure, P.Schuurmans, S.Schwarz, P.Schmidt, N.Severijns, O.Forstner

Space Charge Effects in a Gas Filled Penning Trap

doi: 10.1023/A:1011974828147
Citations: PlumX Metrics


2000SC18      Nucl.Phys. A672, 89 (2000)

P.Schuurmans, J.Camps, T.Phalet, N.Severijns, B.Vereecke, S.Versyck

Isospin Mixing in the Ground State of 52Mn

RADIOACTIVITY 52Mn(β+) [from Fe(p, X)]; measured Eβ, Iβ(θ) from oriented source; deduced β asymmetry parameter. 52Mn deduced isospin mixing probability. Comparison with model prediction.

doi: 10.1016/S0375-9474(00)00055-5
Citations: PlumX Metrics


2000SC46      Hyperfine Interactions 129, 163 (2000)

P.Schuurmans, I.Berkes, P.Herzog, N.Severijns, and the NICOLE and the ISOLDE Collaboration

Alpha-anisotropy studies of near spherical nuclei at ISOLDE

RADIOACTIVITY 189,191,193Bi, 205,207,209Rn, 199,201,203,205,207,209,211,215,217At(α); measured α anisotropy vs temperature, oriented nuclei; analyzed α anisotropy data; deduced mixing ratios. Comparison with model predictions.

doi: 10.1023/A:1012657715807
Citations: PlumX Metrics


2000SE23      Hyperfine Interactions 129, 223 (2000)

N.Severijns, J.Deutsch, D.Beck, M.Beck, B.Delaure, T.Phalet, R.Prieels, P.Schuurmans, B.Vereecke, S.Versyck

Fundamental weak interaction studies using polarised nuclei and ion traps

RADIOACTIVITY 17F(β+), 118Sb(β+), (EC); measured polarization asymmetry correlation. Polarized nuclei.

doi: 10.1023/A:1012665917625
Citations: PlumX Metrics


1999SC17      Phys.Rev.Lett. 82, 4787 (1999)

P.Schuurmans, J.Camps, P.De Moor, K.Freitag, P.Herzog, M.Huyse, R.Paulsen, N.Severijns, A.Van Geert, P.Van Duppen, B.Will, and the NICOLE and ISOLDE Collaborations

Angular Distributions of α Particles Emitted by Deformed Oriented Nuclei

RADIOACTIVITY 221Fr(α) [from 221Rn decay following Th(p, X)]; 227,229Pa(α) [from 232Th(p, xn)]; measured Eα, Iα(θ) from oriented nuclei; deduced anisotropy, deformation effects. Mass-separated sources.

doi: 10.1103/PhysRevLett.82.4787
Citations: PlumX Metrics


1998KR23      Phys.Rev. C58, 3181 (1998)

J.Krause, I.Berkes, J.Camps, M.De Jesus, P.De Moor, P.Herzog, M.Massaq, T.Phalet, P.Schuurmans, N.Severijns, A.Van Geert, D.Venos, B.Vereecke, B.Will, D.Zakoucky, and the NICOLE and ISOLDE Collaborations

α Particle Angular Distributions of 189, 191, 193Bi

RADIOACTIVITY 189,191,193Bi(α) [from Th(p, X), E=1 GeV]; measured Eα, Iα(θ) from oriented nuclei; deduced angular distribution parameters, mixing ratios, structure effects.

doi: 10.1103/PhysRevC.58.3181
Citations: PlumX Metrics


1998SE04      Nucl.Phys. A629, 423c (1998)

N.Severijns, M.Allet, K.Bodek, B.A.Brown, J.Camps, P.De Moor, J.Deutsch, M.Ferro-Luzzi, F.Gimeno-Nogues, J.Govaerts, B.R.Holstein, R.Kirchner, J.Lang, R.Muller, S.Navert, O.Naviliat-Cuncic, T.Otto, I.Pepe, R.Prieels, P.A.Quin, P.Schuurmans, J.Sromicki, E.Stephan, E.Thomas, A.Van Geert, L.Vanneste, B.Vereecke, J.Zejma

Helicity Structure in Low- and Intermediate-Energy Weak Interaction

RADIOACTIVITY 12N, 107In(β+); measured β+ polarization asymmetry from decay of polarized nuclei; deduced weak interaction helicity structure features, W gauge boson mass lower limit.

doi: 10.1016/S0375-9474(97)00719-7
Citations: PlumX Metrics


1998VA22      Yad.Fiz. 61, No 8, 1376 (1998); Phys.Atomic Nuclei 61, 1274 (1998)

A.Van Geert, P.De Moor, W.Belmans, T.Phalet, P.Schuurmans, N.Severijns, L.Vanneste, B.Vereecke, M.Glugla

Results of the First Nuclear-Orientation Experiment on 3H

RADIOACTIVITY 3H(β-); measured Eβ, Iβ(H, θ); deduced asymmetry coefficient.


1997SC26      Z.Phys. A358, 239 (1997)

P.Schuurmans, B.Will, I.Berkes, J.Camps, M.De Jesus, P.De Moor, P.Herzog, M.Lindroos, R.Paulsen, N.Severijns, A.Van Geert, P.Van Duppen, L.Vanneste, and the NICOLE and ISOLDE Collaboration

The Angular Distributions of α-Particles Emitted by Oriented Nuclei and Their Relation to Nuclear Structure and Deformation

RADIOACTIVITY 205,207,209,211At(α); 205,207,209Rn(α); 221Fr(α); 227,229Pa(α); measured Iα(θ), oriented nuclei; deduced structure, deformation roles. Low-temperature nuclear orientation, different models .

doi: 10.1007/s002180050318
Citations: PlumX Metrics


1996SC35      Phys.Rev.Lett. 77, 4720 (1996)

P.Schuurmans, B.Will, I.Berkes, J.Camps, M.De Jesus, P.De Moor, P.Herzog, M.Lindroos, R.Paulsen, N.Severijns, A.Van Geert, P.Van Duppen, L.Vanneste, and the NICOLE and ISOLDE Collaborations

Alpha-Particle Angular Distributions of At and Rn Isotopes and Their Relation to Nuclear Structure

RADIOACTIVITY 205,207,209Rn, 205,207,209,211,217At(α); measured α anisotropy vs temperature, oriented nuclei. 199,201,203At(α); analyzed α anisotropy data; deduced structure related features.

doi: 10.1103/PhysRevLett.77.4720
Citations: PlumX Metrics


1995VA27      Phys.Rev.Lett. 75, 641 (1995)

W.Vanderpoorten, J.Camps, P.De Moor, M.Gaelens, P.Schuurmans, N.Severijns, L.Vanneste, J.Wouters

In-Beam Polarization of Light Radioactive Nuclei Using Grazing Surface Scattering

RADIOACTIVITY 13N(β+); measured β asymmetry following beam implantation in Pt; deduced beam polarization.

doi: 10.1103/PhysRevLett.75.641
Citations: PlumX Metrics


1993SE03      Nucl.Phys. A553, 827c (1993)

N.Severijns, M.Allet, J.Camps, P.De Moor, J.Deutsch, F.Gimeno-Nogues, B.R.Holstein, B.H.King, O.Naviliat-Cuncic, I.Pepe, R.Prieels, P.A.Quin, P.Schuurmans, R.Siebelink, W.Vanderpoorten, J.Vanhaverbeke, L.Vanneste, J.Wouters

Bounds on Right-Handed Currents from a Relative β-Polarization Measurement with Polarized 107In

RADIOACTIVITY 107In(β+), (EC) [from Mo(14N, X), E=120 MeV]; measured β+ longitudinal polarization; deduced W-gauge boson mass limit implications.

doi: 10.1016/0375-9474(93)90705-3
Citations: PlumX Metrics


1993SE06      Phys.Rev.Lett. 70, 4047 (1993)

N.Severijns, J.Deutsch, F.Gimeno-Nogues, B.H.King, I.Pepe, R.Prieels, P.A.Quin, J.Camps, P.De Moor, P.Schuurmans, W.Vanderpoorten, L.Vanneste, J.Wouters, M.Allet, O.Naviliat-Cuncic, B.R.Holstein

Limits on Right-Handed Charged Weak Currents from a Polarization-Asymmetry Correlation Experiment with 107In

RADIOACTIVITY 107In(EC), (β+) [from Mo(14N, X), E=120 MeV]; measured β+ longitudinal polarization with respect to source polarization; deduced standard model extensions constraints, charged W gauge boson mass lower limit. Polarized source.

doi: 10.1103/PhysRevLett.70.4047
Citations: PlumX Metrics


1993SE15      Hyperfine Interactions 78, 91 (1993)

N.Severijns, R.Prieels, M.Allet, J.Camps, P.De Moor, J.Deutsch, F.Gimeno-Nogues, B.R.Holstein, B.H.King, O.Naviliat-Cuncic, I.Pepe, P.A.Quin, P.Schuurmans, R.Siebelink, W.Vanderpoorten, J.Vanhaverbeke, L.Vanneste, J.Wouters

Study of the Violation of Parity in Nuclear β-Decay via a Relative β-Polarization Measurement with the Polarized 107In Nuclei

RADIOACTIVITY 107In(EC), (β+); measured β+ longitudinal polarization, polarized source; deduced mass lower limit for predominantly right-handed charged W gauge boson.

doi: 10.1007/BF00568121
Citations: PlumX Metrics


1993TR09      Hyperfine Interactions 78, 505 (1993)

M.Trhlik, P.De Moor, A.L.Erzinkyan, G.M.Gurevich, V.P.Parfenova, P.Schuurmans, N.Severijns, W.Vanderpoorten, L.Vanneste, J.Wouters

Noncollinearity of Mn Spin in Ferromagnetic (Pt)Fe Alloy: A nuclear orientation study

RADIOACTIVITY 54Mn(EC); measured γ(θ), oriented nuclei, low temperature; deduced Mn spin noncollinearity in ferromagnetic PtFe alloy.

doi: 10.1007/BF00568183
Citations: PlumX Metrics


1992SC26      Hyperfine Interactions 75, 423 (1992)

P.Schuurmans, J.Wouters, P.De Moor, N.Severijns, W.Vanderpoorten, J.Vanhaverbeke, L.Vanneste

Anisotropic Alpha-Emission in the 223Ra Decay Chain

RADIOACTIVITY 223Ra(α); 219Rn(α) [from 223Ra(α-decay)]; 215Po(α) [from 219Rn(α-decay)]; 211Bi(α), (β-) [from 211Pb(β-) following 215Po-decay]; measured Eα, Iα, Eγ, Iγ, α-anisotropy. High resolution α-detection, low temperature nuclear orientation.

doi: 10.1007/BF02398999
Citations: PlumX Metrics


1992SE10      Hyperfine Interactions 75, 181 (1992)

N.Severijns, R.Prieels, J.Deutsch, F.Gimeno-Nogues, I.Pepe, P.A.Quin, P.De Moor, P.Schuurmans, R.Siebelink, W.Vanderpoorten, J.Vanhaverbeke, L.Vanneste, J.Wouters, M.Allet, O.Naviliat-Cuncic

The Polarization-Asymmetry Correlation of 107In and Parity Violation

RADIOACTIVITY 107In(β+); measured β+-spectra, asymmetry; deduced longitudinal polarization.

doi: 10.1007/BF02398975
Citations: PlumX Metrics


1992VA17      Hyperfine Interactions 75, 331 (1992)

W.Vanderpoorten, P.De Moor, P.Schuurmans, R.Siebelink, L.Vanneste, J.Wouters, N.Severijns, J.Vanhaverbeke, R.Eder, H.Haas, and the NICOLE and ISOLDE Collaborations

The Hyperfine Filed of Sodium in Iron

RADIOACTIVITY 24Na(β-); measured β-, γ-anisotropies; deduced hyperfine field, relaxation time upper limit in Fe. Low temperature nuclear orientation.

doi: 10.1007/BF02398990
Citations: PlumX Metrics


1992WO07      Nucl.Instrum.Methods Phys.Res. A313, 215 (1992)

J.Wouters, W.Vanderpoorten, P.De Moor, P.Schuurmans, L.Vanneste, R.Eder, and the NICOLE Collaboration

Particle Detection from Oriented Nuclei at ISOLDE-CERN

RADIOACTIVITY 114In(β-), (β+), (EC); measured I(ce), oriented nuclei, low temperature. High resolution, 114InFe implanted calibration source.

doi: 10.1016/0168-9002(92)90098-O
Citations: PlumX Metrics


1992WO14      Hyperfine Interactions 75, 381 (1992)

J.Wouters, P.De Moor, P.Schuurmans, N.Severijns, W.Vanderpoorten, L.Vanneste

Particle Detection from Oriented Nuclei

COMPILATION 241Am, 253Es, 227,226Pa, 226Th; compiled, reviewed α-spectra data. Cryogenically oriented nuclei.


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