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NSR database version of May 24, 2024.

Search: Author = D.Gassmann

Found 21 matches.

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2004SI19      Phys.Rev. C 70, 014303 (2004)

S.Siem, P.Reiter, T.L.Khoo, T.Lauritsen, P.-H.Heenen, M.P.Carpenter, I.Ahmad, H.Amro, I.J.Calderin, T.Dossing, T.Duguet, S.M.Fischer, U.Garg, D.Gassmann, G.Hackman, F.Hannachi, K.Hauschild, R.V.F.Janssens, B.Kharraja, A.Korichi, I-Y.Lee, A.Lopez-Martens, A.O.Macchiavelli, E.F.Moore, D.Nisius, C.Schuck

Excitation energies and spins of the yrast superdeformed band in 191Hg

NUCLEAR REACTIONS 174Yb(22Ne, 5n), E=120 MeV; measured Eγ, Iγ, γγ-coin, DSA. 191Hg deduced superdeformed band energies, J, discrete and quasi-continuum linking transitions, pairing features. Gammasphere array, comparison with model predictions.

doi: 10.1103/PhysRevC.70.014303
Citations: PlumX Metrics


2003TH14      Acta Phys.Hung.N.S. 18, 317 (2003)

P.G.Thirolf, D.Gassmann, D.Habs, M.Hunyadi, A.Krasznahorkay, E.Mergel, H.Hubel, D.Pansegrau, D.Schwalm, M.J.Chromik, M.Csatlos, J.Domscheit, Y.Eisermann, T.Faestermann, G.Graw, A.Gorgen, J.Gulyas, K.Hauschild, R.Hertenberger, T.Hartlein, F.Kock, A.Lopez-Martens, Z.Mate, H.J.Maier, A.Metz, S.Neumann, A.Neusser, P.Reiter, G.Schonwasser, H.Scheit

Detailed Spectroscopy of Superdeformed Actinide Nuclei

NUCLEAR REACTIONS 238U(α, 2nF), E=25 MeV; analyzed Eγ, Iγ, (fission fragment)γ-coin. 239Pu(d, pF), E=12.5 MeV; analyzed Ep, (fission fragment)p-coin. 240Pu deduced level structure in superdeformed second minimum.

doi: 10.1556/APH.18.2003.2-4.33
Citations: PlumX Metrics


2002CH44      Phys.Rev. C66, 024313 (2002)

M.J.Chromik, P.G.Thirolf, M.Thoennessen, B.A.Brown, T.Davinson, D.Gassmann, P.Heckman, J.Prisciandaro, P.Reiter, E.Tryggestad, P.J.Woods

Two-proton spectroscopy of low-lying states in 17Ne

NUCLEAR REACTIONS 197Au(17Ne, 2p15O), E=58.7 MeV/nucleon; measured particle spectra. 17Ne levels deduced sequential two-proton emission, T1/2 lower limit for simultaneous emission. Kinematically complete detection. Comparison with model predictions.

doi: 10.1103/PhysRevC.66.024313
Citations: PlumX Metrics


2002ME25      Eur.Phys.J. A 15, 417 (2002)

E.Mergel, C.M.Petrache, G.Lo Bianco, H.Hubel, J.Domscheit, D.Rossbach, G.Schonwasser, N.Nenoff, A.Neusser, A.Gorgen, F.Becker, E.Bouchez, M.Houry, A.Hurstel, Y.Le Coz, R.Lucas, Ch.Theisen, W.Korten, A.Bracco, N.Blasi, F.Camera, S.Leoni, F.Hannachi, A.Lopez-Martens, M.Rejmund, D.Gassmann, P.Reiter, P.G.Thirolf, A.Astier, N.Buforn, M.Meyer, N.Redon, O.Stezowski

Candidates for chiral doublet bands in 136Nd

NUCLEAR REACTIONS 125Te(16O, 5n), E=100 MeV; measured Eγ, Iγ, γγ-coin. 136Nd deduced high-spin levels, J, π, configurations, dipole transitions. Euroball array.

doi: 10.1140/epja/i2002-10081-1
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Data from this article have been entered in the XUNDL database. For more information, click here.


2001GA05      Phys.Lett. 497B, 181 (2001)

D.Gassmann, P.G.Thirolf, E.Mergel, D.Habs, M.Chromik, J.Domscheit, A.Gorgen, K.Hauschild, H.Hubel, M.Hunyadi, A.Krasznahorkay, A.Lopez-Martens, S.Neumann, A.Neusser, D.Pansegrau, P.Reiter, H.Scheit, G.Schonwasser, D.Schwalm

Conversion Electron Spectroscopy in the Superdeformed Minimum of 240Pu

NUCLEAR REACTIONS 238U(α, 2n), E=25 MeV; measured prompt Eγ, Iγ, E(ce), I(ce), (ce)γ-coin in coincidence with delayed fission. 240Pu deduced superdeformed fission isomer levels, J, π, collective features, E0 transitions. Mini-orange spectrometers.

doi: 10.1016/S0370-2693(00)01353-8
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Data from this article have been entered in the XUNDL database. For more information, click here.


2001HU05      Acta Phys.Pol. B32, 699 (2001)

M.Hunyadi, D.Gassmann, A.Krasznahorkay, D.Habs, M.Csatlos, Y.Eisermann, T.Faestermann, G.Graw, J.Gulyas, R.Hertenberger, H.J.Maier, Z.Mate, A.Metz, P.Thirolf, M.Chromik, S.Y.van der Werf

Superdeformed Rotational Bands in 240Pu

NUCLEAR REACTIONS 239Pu(d, pF), E=12.5 MeV; measured proton spectra, (fission fragment)(proton)-coin. 240Pu deduced fission resonance features, superdeformed band.


2001HU12      Phys.Lett. 505B, 27 (2001)

M.Hunyadi, D.Gassmann, A.Krasznahorkay, D.Habs, P.G.Thirolf, M.Csatlos, Y.Eisermann, T.Faestermann, G.Graw, J.Gulyas, R.Hertenberger, H.J.Maier, Z.Mate, A.Metz, M.J.Chromik

Excited Superdeformed Kπ = 0+ Rotational Bands in β-vibrational Fission Resonances of 240Pu

NUCLEAR REACTIONS 239Pu(d, pF), E=12.5 MeV; measured fission fragment and proton spectra, (proton)(fragment)-coin. 240Pu deduced β-vibrational fission resonance features, excited superdeformed bands J, π, energy.

doi: 10.1016/S0370-2693(01)00341-0
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Data from this article have been entered in the XUNDL database. For more information, click here.


2001KR05      Acta Phys.Pol. B32, 657 (2001)

A.Krasznahorkay, D.Habs, M.Hunyadi, D.Gassmann, M.Csatlos, Y.Eisermann, T.Faestermann, G.Graw, J.Gulyas, R.Hertenberger, H.J.Maier, Z.Mate, A.Metz, J.Ott, P.Thirolf, S.Y.van der Werf

Superdeformation, Hyperdeformation and Clustering in the Actinide Region

NUCLEAR REACTIONS 238U(α, 2n), E=25 MeV; measured Eγ, Iγ, E(ce), I(ce), delayed fission. 240Pu deduced levels, J, π built on fission isomer. 239Pu(d, pF), E=12.5 MeV; 233,235U(d, pF), E not given; measured proton spectra, (fission fragment)(proton)-coin. 240Pu, 234,236U deduced fission isomer deformation features.


2001KR17      Acta Phys.Hung.N.S. 13, 111 (2001)

A.Krasznahorkay, D.Habs, M.Hunyadi, D.Gassmann, M.Csatlos, Y.Eisermann, T.Faestermann, G.Graw, J.Gulyas, R.Hertenberger, H.J.Maier, Z.Mate, A.Metz, J.Ott, P.G.Thirolf, S.Y.van der Werf

Hyperdeformation and Clusterization in the Actinide Region

NUCLEAR REACTIONS 233,235U(d, pF), E=9.7, 12.5 MeV; measured proton spectra, fission fragment spectra, mass distributions. 234,236U deduced fission probabilities, hyperdeformation.

doi: 10.1556/APH.13.2001.1-3.12
Citations: PlumX Metrics


2001ME23      Acta Phys.Hung.N.S. 13, 199 (2001)

E.Mergel, G.Schonwasser, H.Hubel, D.Rossbach, P.G.Thirolf, M.Chromik, D.Gassmann, D.Habs, P.Reiter

A Setup for the Search for E0 Decay of Superdeformed 236U

doi: 10.1556/APH.13.2001.1-3.28
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2001TH16      Acta Phys.Hung.N.S. 13, 93 (2001)

P.G.Thirolf, D.Gassmann, D.Habs, M.J.Chromik, Y.Eisermann, G.Graw, R.Hertenberger, H.J.Maier, A.Metz, P.Reiter, T.Faestermann, A.Krasznahorkay, M.Hunyadi, M.Csatlos, J.Gulyas, Z.Mate, D.Pansegrau, H.Scheit, D.Schwalm, E.Mergel, H.Hubel, A.Gorgen

Detailed Spectroscopy in the Superdeformed Second Minimum of 240Pu

NUCLEAR REACTIONS 238U(α, 2n), E=25 MeV; measured Eγ, Iγ, E(ce), I(ce), (fragment)γ-coin following delayed fission. 240Pu deduced superdeformed levels, J, π, ICC.

doi: 10.1556/APH.13.2001.1-3.11
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2000PA40      Phys.Lett. 484B, 1 (2000)

D.Pansegrau, P.Reiter, D.Schwalm, H.Bauer, J.Eberth, D.Gassmann, D.Habs, T.Hartlein, F.Kock, H.G.Thomas

γ Spectroscopy in the Superdeformed Minimum of 240Pu

NUCLEAR REACTIONS 238U(α, 2n), E=25 MeV; measured Eγ, Iγ, (fragment)γ-coin following compound nucleus fission. 240Pu deduced levels, J, π built on superdeformed shape isomer, fission T1/2. Euroball cluster detectors.

doi: 10.1016/S0370-2693(00)00638-9
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Data from this article have been entered in the XUNDL database. For more information, click here.


1999HU12      Acta Phys.Pol. B30, 1263 (1999)

M.Hunyadi, A.Krasznahorkay, M.Csatlos, Y.Eisermann, T.Faestermann, D.Gassmann, G.Graw, J.Gulyas, D.Habs, R.Hertenberger, H.J.Maier, A.Metz, Z.Mate, J.Ott, P.Thirolf

Multi-Phonon Superdeformed States in 240Pu

NUCLEAR REACTIONS 239Pu(d, pF), E=12.5 MeV; measured proton spectra, p-(Fission fragment)-coin. 240Pu deduced multiphonon superdeformed band.


1999KR16      Phys.Lett. 461B, 15 (1999)

A.Krasznahorkay, D.Habs, M.Hunyadi, D.Gassmann, M.Csatlos, Y.Eisermann, T.Faestermann, G.Graw, J.Gulyas, R.Hertenberger, H.J.Maier, Z.Mate, A.Metz, J.Ott, P.Thirolf, S.Y.van der Werf

On the Excitation Energy of the Ground State in the Third Minimum of 234U

NUCLEAR REACTIONS 233U(d, pF), E=12.5 MeV; measured proton spectra, (fission fragment)(proton)-coin. 234U deduced fission probability vs excitation energy, rotational bands, hyperdeformation, third minimum ground state energy, level density. Comparison with Fermi-gas formula.

doi: 10.1016/S0370-2693(99)00826-6
Citations: PlumX Metrics


1999KR18      Acta Phys.Pol. B30, 1467 (1999)

A.Krasznahorkay, M.Hunyadi, M.Csatlos, Y.Eisermann, T.Faestermann, D.Gassmann, G.Graw, J.Gulyas, D.Habs, R.Hertenberger, H.J.Maier, A.Metz, Z.Mate, J.Ott, P.Thirolf

Hyperdeformed Rotational Bands in 234U

NUCLEAR REACTIONS 233U(d, pF), E=12.5 MeV; measured proton spectrum, p(fission fragment)-coin. 234U deduced hyperdeformed band.


1996LO15      Phys.Rev.Lett. 77, 1707 (1996)

A.Lopez-Martens, F.Hannachi, T.Dossing, C.Schuck, R.Collatz, E.Gueorguieva, Ch.Vieu, S.Leoni, B.Herskind, T.L.Khoo, T.Lauritsen, I.Ahmad, D.J.Blumenthal, M.P.Carpenter, D.Gassmann, R.V.F.Janssens, D.Nisius, A.Korichi, C.Bourgeois, A.Astier, L.Ducroux, Y.Le Coz, M.Meyer, N.Redon, J.F.Sharpey-Schafer, A.N.Wilson, W.Korten, A.Bracco, R.Lucas

Fragmentation of the Decay from the Superdeformed Yrast Band in 192Hg

NUCLEAR REACTIONS 160Gd(36S, 4n), E=195 MeV; measured γγ-coin. 192Hg deduced superdeformed yrast band decay characteristics.

doi: 10.1103/PhysRevLett.77.1707
Citations: PlumX Metrics


1995CA15      Phys.Rev. C51, 2400 (1995)

M.P.Carpenter, R.V.F.Janssens, B.Cederwall, B.Crowell, I.Ahmad, J.A.Becker, M.J.Brinkman, M.A.Deleplanque, R.M.Diamond, P.Fallon, L.P.Farris, U.Garg, D.Gassmann, E.A.Henry, R.G.Henry, J.R.Hughes, T.L.Khoo, T.Lauritsen, I.Y.Lee, A.O.Macchiavelli, E.F.Moore, D.Nisius, F.S.Stephens

Identification of the Unfavored N = 7 Superdeformed Band in 191Hg

NUCLEAR REACTIONS 160Gd(36S, 5n), E=172 MeV; 174Yb(22Ne, 5n), E=120 MeV; measured γγ-coin, Eγ, Iγ. 191Hg deduced high-spin levels, J, π, superdeformed bands dynamical moment of inertia. Cranked Woods-Saxon calculations.

doi: 10.1103/PhysRevC.51.2400
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1995DO26      Phys.Rev.Lett. 75, 1276 (1995)

T.Dossing, T.L.Khoo, T.Lauritsen, I.Ahmad, D.Blumenthal, M.P.Carpenter, B.Crowell, D.Gassmann, R.G.Henry, R.V.F.Janssens, D.Nisius

Effects of Pair Correlations in Statistical γ-Decay Spectra

NUCLEAR STRUCTURE 192,194,191Hg; analyzed superdeformed band statistical γ-decay data features; deduced pairing correlation energy related features. Other nuclei included.

doi: 10.1103/PhysRevLett.75.1276
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1995MO39      Nucl.Instrum.Methods Phys.Res. B99, 308 (1995)

E.F.Moore, W.Henning, R.V.F.Janssens, T.L.Khoo, S.J.Sanders, I.Ahmad, H.Amro, D.Blumenthal, M.P.Carpenter, B.Crowell, M.W.Drigert, D.Gassmann, R.G.Henry, T.Lauritsen, C.J.Lister, D.Nisius

Search for the Two-Phonon Octupole Vibrational State in 208Pb

NUCLEAR REACTIONS 208Pb, 209Bi, 58,64Ni, 160Gd(208Pb, 208Pb'), E=1305 MeV; measured γγ-coin, Eγ, Iγ following projectile excitation. 208Pb deduced no evidence for two-phonon octupole vibrational state.

doi: 10.1016/0168-583X(94)00687-3
Citations: PlumX Metrics


1995NI03      Phys.Rev. C51, R1061 (1995)

D.Nisius, R.V.F.Janssens, T.L.Khoo, I.Ahmad, D.Blumenthal, M.P.Carpenter, B.Crowell, D.Gassmann, T.Lauritsen, W.C.Ma, J.H.Hamilton, A.V.Ramayya, P.Bhattacharyya, C.T.Zhang, P.J.Daly, Z.W.Grabowski, R.H.Mayer

Superdeformed Band in 154Dy

NUCLEAR REACTIONS 122Sn(36S, 4n), E=165 MeV; measured Eγ, relative Iγ, γγγ-coin. 154Dy deduced high-spin levels, J, π, superdeformation band transitions.

doi: 10.1103/PhysRevC.51.R1061
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1995NI06      Phys.Lett. 346B, 15 (1995)

D.Nisius, R.V.F.Janssens, P.Fallon, B.Crowell, I.Ahmad, C.W.Beausang, M.P.Carpenter, B.Cederwall, P.J.Daly, M.A.Deleplanque, R.M.Diamond, D.Gassmann, Z.W.Grabowski, R.G.Henry, T.L.Khoo, T.Lauritsen, I.Y.Lee, A.O.Macchiavelli, R.H.Mayer, F.S.Stephens, P.J.Twin

' Identical ' Superdeformed Band in 151Dy: Further evidence for the pseudospin coupling scheme

NUCLEAR REACTIONS 122Sn(34S, 5n), E=175 MeV; measured Eγ, Iγ, γγγ-coin. 151Dy deduced high-spin levels, J, π, superdeformed band.

doi: 10.1016/0370-2693(95)00013-B
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