NSR Query Results
Output year order : Descending NSR database version of March 21, 2024. Search: Author = A.Nieminen Found 60 matches. 2013JO02 Phys.Rev. C 87, 044318 (2013) D.Jordan, A.Algora, J.L.Tain, B.Rubio, J.Agramunt, A.B.Perez-Cerdan, F.Molina, L.Caballero, E.Nacher, A.Krasznahorkay, M.D.Hunyadi, J.Gulyas, A.Vitez, M.Csatlos, L.Csige, J.Aysto, H.Penttila, I.D.Moore, T.Eronen, A.Jokinen, A.Nieminen, J.Hakala, P.Karvonen, A.Kankainen, A.Saastamoinen, J.Rissanen, T.Kessler, C.Weber, J.Ronkainen, S.Rahaman, V.Elomaa, U.Hager, S.Rinta-Antila, T.Sonoda, K.Burkard, W.Huller, L.Batist, W.Gelletly, A.L.Nichols, T.Yoshida, A.A.Sonzogni, K.Perajarvi, A.Petrovici, K.W.Schmid, A.Faessler Total absorption study of the β decay of 102, 104, 105Tc RADIOACTIVITY 102,104,105Tc(β-)[from U(p, F), E=30, 50 MeV followed by mass separation]; measured Eγ, Iγ using the Total Absorption Gamma Spectrometer (TAGS) and JYFLTRAP Penning trap at IGISOL, Jyvaskyla facility; deduced β feedings to levels in 102,104,105Ru, β-strength distributions, Gamow-Teller strengths, average β and γ energies, effects on decay heat calculations. Comparison of deduced β feedings with those from high-resolution γ-ray measurements. Comparison of Gamow-Teller strengths with VAMPIR model calculations. Relevance to decay heat calculations in nuclear reactors. NUCLEAR REACTIONS U(p, F)102Mo/102Tc/102Ru/104Tc/105Nb/ 105Mo/105Tc/105Ru, E=30, 50 MeV; measured yields using JYFLRTRAP Penning trap at IGISOL, Jyvaskyla facility.
doi: 10.1103/PhysRevC.87.044318
2012FL05 J.Phys.(London) G39, 125101 (2012) K.T.Flanagan, J.Billowes, P.Campbell, B.Cheal, G.D.Dracoulis, D.H.Forest, M.D.Gardner, J.Huikari, A.Jokinen, B.A.Marsh, R.Moore, A.Nieminen, H.Penttila, H.L.Thayer, G.Tungate, J.Aysto Nuclear moments, charge radii and spins of the ground and isomeric states in 175Yb and 177Yb NUCLEAR MOMENTS 175,177Yb; measured hyperfine structures; deduced static moments and changes in mean-square charge radii. Collinear laser spectroscopy at the IGISOL facility, comparison with Nilsson model.
doi: 10.1088/0954-3899/39/12/125101
2011AL21 J.Korean Phys.Soc. 59, 1479s (2011) A.Algora, D.Jordan, J.L.Tain, B.Rubio, J.Agramunt, L.Caballero, E.Nacher, A.B.Perez-Cerdan, F.Molina, A.Krasznahorkay, M.D.Hunyadi, J.Gulyas, A.Vitez, M.Csatlos, L.Csige, J.Aysto, H.Penttila, S.Rinta-Antila, I.Moore, T.Eronen, A.Jokinen, A.Nieminen, J.Hakala, P.Karvonen, A.Kankainen, U.Hager, T.Sonoda, A.Saastamoinen, J.Rissanen, T.Kessler, C.Weber, J.Ronkainen, S.Rahaman, V.Elomaa, K.Burkard, W.Huller, L.Batist, W.Gelletly, T.Yoshida, A.L.Nichols, A.Sonzogni, K.Perajarvi Improvements on Decay Heat Summation Calculations by Means of Total Absorption Gamma-ray Spectroscopy Measurements RADIOACTIVITY 101Nb, 101,105Mo, 102,104,105,106,107Tc(β-)[from U(p, F), E=30-50 MeV]; measured decay products using TAGS (Total Absorption Gamma Spectrometer) with Penning trap at IGISOL (JYFLTRAP); deduced decay heat.
doi: 10.3938/jkps.59.1479
2011AV01 J.Phys.(London) G38, 025104 (2011) M.Avgoulea, Yu.P.Gangrsky, K.P.Marinova, S.G.Zemlyanoi, S.Fritzsche, D.Iablonskyi, C.Barbieri, E.C.Simpson, P.D.Stevenson, J.Billowes, P.Campbell, B.Cheal, B.Tordoff, M.L.Bissell, D.H.Forest, M.D.Gardner, G.Tungate, J.Huikari, A.Nieminen, H.Penttila, J.Aysto Nuclear charge radii and electromagnetic moments of radioactive scandium isotopes and isomers NUCLEAR MOMENTS 42,43,44,45,46Sc; measured hyperfine structure; deduced nuclear magnetic dipole moments and electric quadrupole moments, isotope shifts, charge radii, deformation. Shell model calculation, laser spectroscopy. NUCLEAR STRUCTURE 42,43,44,45,46Sc, 40,41,42,43,44,45,46,47,48Ca; calculated nuclear isomer shifts, radii, magnetic moment, spectroscopic quadrupole moments. Comparison with other data.
doi: 10.1088/0954-3899/38/2/025104
2010AL22 Phys.Rev.Lett. 105, 202501 (2010) A.Algora, D.Jordan, J.L.Tain, B.Rubio, J.Agramunt, A.B.Perez-Cerdan, F.Molina, L.Caballero, E.Nacher, A.Krasznahorkay, M.D.Hunyadi, J.Gulyas, A.Vitez, M.Csatlos, L.Csige, J.Aysto, H.Penttila, I.D.Moore, T.Eronen, A.Jokinen, A.Nieminen, J.Hakala, P.Karvonen, A.Kankainen, A.Saastamoinen, J.Rissanen, T.Kessler, C.Weber, J.Ronkainen, S.Rahaman, V.Elomaa, S.Rinta-Antila, U.Hager, T.Sonoda, K.Burkard, W.Huller, L.Batist, W.Gelletly, A.L.Nichols, T.Yoshida, A.A.Sonzogni, K.Perajarvi Reactor Decay Heat in 239Pu: Solving the γ Discrepancy in the 4-3000-s Cooling Period RADIOACTIVITY 101Nb, 105Mo, 102,104,105,106,107Tc(β-) [from U(p, X), E=30, 50 MeV]; measured Eγ, Iγ, mass; deduced β-feeding probabilities, discrepancies for decay heat of 239Pu.
doi: 10.1103/PhysRevLett.105.202501
2010HY01 Phys.Rev. C 81, 024303 (2010) S.Hyldegaard, M.Alcorta, B.Bastin, M.J.G.Borge, R.Boutami, S.Brandenburg, J.Buscher, P.Dendooven, C.Aa.Diget, P.Van Duppen, T.Eronen, S.P.Fox, L.M.Fraile, B.R.Fulton, H.O.U.Fynbo, J.Huikari, M.Huyse, H.B.Jeppesen, A.S.Jokinen, B.Jonson, K.Jungmann, A.Kankainen, O.S.Kirsebom, M.Madurga, I.Moore, A.Nieminen, T.Nilsson, G.Nyman, G.J.G.Onderwater, H.Penttila, K.Perajarvi, R.Raabe, K.Riisager, S.Rinta-Antila, A.Rogachevskiy, A.Saastamoinen, M.Sohani, O.Tengblad, E.Traykov, Y.Wang, K.Wilhelmsen, H.W.Wilschut, J.Aysto R-matrix analysis of the β decays of 12N and 12B RADIOACTIVITY 12N(β+), 12B(β-); measured 3α summed spectra and associated branching ratios for breakup via the 8Be ground-state and via excited states of 8Be. 12C; deduced levels, resonances, Gammow-Teller strengths and widths using multilevel, many-channel R-matrix formalism.
doi: 10.1103/PhysRevC.81.024303
2009DI06 Phys.Rev. C 80, 034316 (2009) C.Aa.Diget, F.C.Barker, M.J.G.Borge, R.Boutami, P.Dendooven, T.Eronen, S.P.Fox, B.R.Fulton, H.O.U.Fynbo, J.Huikari, S.Hyldegaard, H.B.Jeppesen, A.Jokinen, B.Jonson, A.Kankainen, I.Moore, A.Nieminen, G.Nyman, H.Penttila, V.F.E.Pucknell, K.Riisager, S.Rinta-Antila, O.Tengblad, Y.Wang, K.Wilhelmsen, J.Aysto Breakup channels for 12C triple-α continuum states RADIOACTIVITY 12N(β+)[from 12C(p, n), E=28 MeV], 12B(β-)[from 11B(d, p), E=10 MeV]; measured Eα, Eγ, ααα-coin. 12C; deduced levels, J, π, triple-α continuum states and their decay modes. R-matrix analysis.
doi: 10.1103/PhysRevC.80.034316
2007AL58 Eur.Phys.J. Special Topics 150, 383 (2007) A.Algora, J.L.Tain, A.B.Perez, B.Rubio, J.Agramunt, L.Caballero, E.Nacher, A.Krasznahorkay, M.D.Hunyadi, J.Gulyas, A.Vitez, J.Aysto, H.Penttila, S.Rinta-Antila, I.Moore, T.Eronen, A.Jokinen, A.Nieminen, J.Hakala, P.Karvonen, A.Kankainen, U.Hager, T.Sonoda, K.Burkard, W.Huller, L.Batist, W.Gelletly, T.Yoshida, A.L.Nichols, A.Sonzogni Exploring the reactor heat problem: Study of the beta decay of 104, 105Tc using the TAS technique
doi: 10.1140/epjst/e2007-00353-x
2007BI14 Phys.Lett. B 645, 330 (2007) M.L.Bissell, K.T.Flanagan, M.D.Gardner, M.Avgoulea, J.Billowes, P.Campbell, B.Cheal, T.Eronen, D.H.Forest, J.Huikari, A.Jokinen, I.D.Moore, A.Nieminen, H.Penttila, S.Rinta-Antila, B.Tordoff, G.Tungate, J.Aysto On the decrease in charge radii of multi-quasi particle isomers NUCLEAR MOMENTS 97mY, 176,176mYb, 178,178mHf; measured isomer shifts, μ, quadrupole moments, radii; deduced hyperfine structure coefficients. Laser spectroscopy.
doi: 10.1016/j.physletb.2006.12.054
2007CH07 Phys.Lett. B 645, 133 (2007) B.Cheal, M.D.Gardner, M.Avgoulea, J.Billowes, M.L.Bissell, P.Campbell, T.Eronen, K.T.Flanagan, D.H.Forest, J.Huikari, A.Jokinen, B.A.Marsh, I.D.Moore, A.Nieminen, H.Penttila, S.Rinta-Antila, B.Tordoff, G.Tungate, J.Aysto The shape transition in the neutron-rich yttrium isotopes and isomers NUCLEAR MOMENTS 86,87,87m,88,88m,89,89m,90,90m,92,93,93m,94,95,96,96m,97,97m,98,98m,99,100,101,102Y; measured isotope and isomer shifts, μ, quadrupole moments, radii, deformation. Laser spectroscopy.
doi: 10.1016/j.physletb.2006.12.053
2006AV09 Hyperfine Interactions 171, 217 (2006) M.Avgoulea, M.Mahgoub, J.Billowes, P.Campbell, A.Ezwam, D.H.Forest, M.Gardner, J.Huikari, A.Jokinen, A.Nieminen, G.Tungate, J.Aysto Laser spectroscopy of stable Os isotopes NUCLEAR MOMENTS 184,186,187,188,189,190,192Os; measured hfs, isotope shifts. Laser spectroscopy.
doi: 10.1007/s10751-006-9485-0
2006HA03 Phys.Rev.Lett. 96, 042504 (2006); Erratum Phys.Rev.Lett. 96, 069901 (2006) U.Hager, T.Eronen, J.Hakala, A.Jokinen, V.S.Kolhinen, S.Kopecky, I.Moore, A.Nieminen, M.Oinonen, S.Rinta-Antila, J.Szerypo, J.Aysto First Precision Mass Measurements of Refractory Fission Fragments ATOMIC MASSES 95,96,97,98,99,100Sr, 98,99,100,101,102,103,104,105Zr, 102,103,104,105,106,107,108,109,110Mo; measured masses. Penning trap spectrometer.
doi: 10.1103/PhysRevLett.96.042504
2006KA11 Eur.Phys.J. A 27, 67 (2006) A.Kankainen, T.Eronen, S.P.Fox, H.O.U.Fynbo, U.Hager, J.Hakala, J.Huikari, D.G.Jenkins, A.Jokinen, S.Kopecky, I.Moore, A.Nieminen, H.Penttila, S.Rinta-Antila, O.Tengblad, Y.Wang, J.Aysto Excited states in 31S studied via beta decay of 31Cl RADIOACTIVITY 31Cl(β+p) [from 32S(p, 2n), E=40-45 MeV]; measured β-delayed Eγ, Iγ, Ep, Ip; deduced log ft, branching. 31S deduced level energies. Mass separated source, comparison with shell model.
doi: 10.1140/epja/i2005-10236-6
2006WA10 Chin.Phys.Lett. 23, 808 (2006) Y.-B.Wang, P.Dendooven, J.Huikari, A.Jokinen, V.S.Kolhinen, G.Lhersonneau, A.Nieminen, S.Nummela, H.Penttila, K.Perajarvi, S.Rinta-Antila, J.Szerypo, J.C.Wang, J.Aysto New Levels in 118Pd Observed in the β Decay of Very Neutron-Rich 118Rh Isotope RADIOACTIVITY 118Rh(β-) [from U(p, F)]; measured Eγ, Iγ, βγ-coin. 118Pd deduced levels, J, π. Level systematics in neighboring isotopes discussed.
doi: 10.1088/0256-307X/23/4/013
2005JO22 Eur.Phys.J. A 25, Supplement 1, 27 (2005) A.Jokinen, T.Eronen, U.Hager, J.Hakala, S.Kopecky, A.Nieminen, S.Rinta-Antila, J.Aysto Ion manipulation and precision measurements at JYFLTRAP ATOMIC MASSES 98,99,100,101,102,103,104,105Zr; measured masses. Penning trap mass spectrometer. NUCLEAR STRUCTURE Z=40; analyzed two-neutron separation energies.
doi: 10.1140/epjad/i2005-06-180-3
2005KA39 Eur.Phys.J. A 25, 355 (2005) A.Kankainen, G.K.Vorobjev, S.A.Eliseev, W.Huang, J.Huikari, A.Jokinen, A.Nieminen, Yu.N.Novikov, H.Penttila, A.V.Popov, S.Rinta-Antila, H.Schatz, D.M.Seliverstov, Yu.P.Suslov, J.Aysto Isomers of astrophysical interest in neutron-deficient nuclei at masses A = 81, 85 and 86 RADIOACTIVITY 81mKr(EC), (IT); 81Y, 81Sr, 85Nb, 85Zr, 86Mo, 86Nb(EC) [from Ni, 54Fe(32S, X)]; measured Eγ, Iγ, E(ce), I(ce), T1/2. 81Kr, 85Zr, 85Nb deduced isomeric transitions T1/2, ICC. 85Zr, 86Nb deduced levels, J, π, ICC. 81Br deduced neutrino capture rate. Astrophysical implications discussed. NUCLEAR REACTIONS 54Fe(32S, X)81Zr/81Y/81Sr/81mKr, E=150-170 MeV; Ni(32S, X)85Nb/85mNb/85Zr/85mZr/86Mo/86Nb, E=150-170 MeV; measured yields.
doi: 10.1140/epja/i2005-10141-0
2005KA46 Eur.Phys.J. A 25, Supplement 1, 129 (2005) A.Kankainen, S.A.Eliseev, T.Eronen, S.P.Fox, U.Hager, J.Hakala, W.Huang, J.Huikari, D.Jenkins, A.Jokinen, S.Kopecky, I.Moore, A.Nieminen, Yu.N.Novikov, H.Penttila, A.V.Popov, S.Rinta-Antila, H.Schatz, D.M.Seliverstov, G.K.Vorobjev, Y.Wang, J.Aysto, and the IS403 Collaboration Beta-delayed gamma and proton spectroscopy near the Z = N line RADIOACTIVITY 31Cl(β+p) [from S(p, X), E=40 MeV]; measured β-delayed Eγ, Ep. 58Zn(β+) [from Nb(p, X), E=1.4 GeV]; measured Eγ, Iγ, βγ-coin, T1/2. 58Cu deduced levels, β-feeding intensities. 81mKr(EC), (IT); 81Y, 81Sr, 85Nb, 85Zr, 86Mo, 86Nb(EC) [from Ni, 54Fe(32S, X)]; measured Eγ, Iγ, E(ce), I(ce), T1/2. 81Kr, 85Zr, 85Nb deduced isomeric transitions T1/2, ICC. 85Zr, 86Nb deduced levels, J, π, ICC. 81Br deduced neutrino capture rate. Mass-separated sources.
doi: 10.1140/epjad/i2005-06-036-x
2005KN02 Phys.Rev. C 72, 044312 (2005) H.H.Knudsen, H.O.U.Fynbo, M.J.G.Borge, R.Boutami, P.Dendooven, C.Aa.Diget, T.Eronen, S.Fox, L.M.Fraile, B.Fulton, J.Huikary, H.B.Jeppesen, A.S.Jokinen, B.Jonson, A.Kankainen, I.Moore, A.Nieminen, G.Nyman, H.Penttila, K.Riisager, S.Rinta-Antila, O.Tengblad, Y.Wang, K.Wilhelmsen, J.Aysto β-decay of 13O RADIOACTIVITY 13O(β+p) [from 14N(p, 2n)]; measured β-delayed Ep, Ip; deduced log ft. 13N deduced branching ratios for proton decay from excited states.
doi: 10.1103/PhysRevC.72.044312
2005MO35 J.Phys.(London) G31, S1499 (2005) I.D.Moore, A.Nieminen, J.Billowes, P.Campbell, Ch.Geppert, A.Jokinen, T.Kessler, B.Marsh, H.Penttila, S.Rinta-Antila, B.Tordoff, K.D.A.Wendt, J.Aysto Development of a laser ion source at IGISOL
doi: 10.1088/0954-3899/31/10/020
2005PE22 Eur.Phys.J. A 25, Supplement 1, 745 (2005) H.Penttila, J.Billowes, P.Campbell, P.Dendooven, V.-V.Elomaa, T.Eronen, U.Hager, J.Hakala, J.Huikari, A.Jokinen, A.Kankainen, P.Karvonen, S.Kopecky, B.Marsh, I.Moore, A.Nieminen, A.Popov, S.Rinta-Antila, Y.Wang, J.Aysto Performance of IGISOL 3
doi: 10.1140/epjad/i2005-06-141-x
2005RI19 Eur.Phys.J. A 25, Supplement 1, 119 (2005) S.Rinta-Antila, Y.Wang, P.Dendooven, J.Huikari, A.Jokinen, A.Kankainen, V.S.Kolhinen, G.Lhersonneau, A.Nieminen, S.Nummela, H.Penttila, K.Perajarvi, J.Szerypo, J.C.Wang, J.Aysto, and the ISOLDE Collaboration Structure of doubly-even cadmium nuclei studied by β- decay RADIOACTIVITY 116,118,120Ag(β-); measured Eγ, Iγ, βγ-coin. 116,118,120Cd deduced levels, J, π. Three-phonon states discussed.
doi: 10.1140/epjad/i2005-06-064-6
2004GA34 J.Phys.(London) G30, 1089 (2004) Yu.P.Gangrsky, K.P.Marinova, S.G.Zemlyanoi, I.D.Moore, J.Billowes, P.Campbell, K.T.Flanagan, D.H.Forest, J.A.R.Griffith, J.Huikari, R.Moore, A.Nieminen, H.Thayer, G.Tungate, J.Aysto Nuclear charge radii of neutron deficient titanium isotopes 44Ti and 45Ti NUCLEAR MOMENTS 44,45,46,47,48,49,50Ti; measured hfs, isotope shifts; deduced charge radii. Collinear laser spectroscopy.
doi: 10.1088/0954-3899/30/9/009
2004KO42 Nucl.Instrum.Methods Phys.Res. A528, 776 (2004) V.S.Kolhinen, S.Kopecky, T.Eronen, U.Hager, J.Hakala, J.Huikari, A.Jokinen, A.Nieminen, S.Rinta-Antila, J.Szerypo, J.Aysto JYFLTRAP: a cylindrical Penning trap for isobaric beam purification at IGISOL ATOMIC MASSES 110,111,112,113,114,115,116Rh, 100,102,104,106Mo; measured masses. Penning trap.
doi: 10.1016/j.nima.2004.05.029
2004RI12 Phys.Rev. C 70, 011301 (2004) S.Rinta-Antila, S.Kopecky, V.S.Kolhinen, J.Hakala, J.Huikari, A.Jokinen, A.Nieminen, J.Aysto, J.Szerypo Direct mass measurements of neutron-rich zirconium isotopes up to 104Zr ATOMIC MASSES 96,97,98,99,100,101,102,103,104Zr; measured masses; deduced two-neutron separation energies. Shape-change and shape coexistence effects discussed. Penning trap. NUCLEAR STRUCTURE 96,97,98,99,100,101,102,103,104Zr; measured masses; deduced two-neutron separation energies. Shape-change and shape coexistence effects discussed. Penning trap.
doi: 10.1103/PhysRevC.70.011301
2004WA03 Eur.Phys.J. A 19, 83 (2004) J.C.Wang, P.Dendooven, S.Hankonen, J.Huikari, A.Jokinen, V.S.Kolhinen, G.Lhersonneau, A.Nieminen, K.Perajarvi, S.Rinta-Antila, J.Aysto Reinvestigation of the beta-decay of 110Mo RADIOACTIVITY 110Mo(β-) [from 238U(p, F)]; measured Eγ, Iγ, γγ-, βγ-coin, T1/2; deduced log ft, B(GT). 110Tc deduced levels, J, π. Comparison with model predictions.
doi: 10.1140/epja/i2003-10105-4
2003CH60 J.Phys.(London) G29, 2479 (2003) B.Cheal, M.Avgoulea, J.Billowes, P.Campbell, K.T.Flanagan, D.H.Forest, M.D.Gardner, J.Huikari, B.A.Marsh, A.Nieminen, H.L.Thayer, G.Tungate, J.Aysto Collinear laser spectroscopy of neutron-rich cerium isotopes near the N = 88 shape transition NUCLEAR MOMENTS 144,146,148Ce; measured isotope shifts; deduced relative charge radii. Collinear laser spectroscopy.
doi: 10.1088/0954-3899/29/11/003
2003KU25 Eur.Phys.J. A 18, 5 (2003) J.Kurpeta, A.Plochocki, A.N.Andreyev, J.Aysto, A.De Smet, H.De Witte, A.-H.Evensen, V.Fedoseyev, S.Franchoo, M.Gorska, M.Huhta, M.Huyse, Z.Janas, A.Jokinen, M.Karny, E.Kugler, W.Kurcewicz, U.Koster, J.Lettry, A.Nieminen, K.Partes, M.Ramdhane, H.L.Ravn, K.Rykaczewski, J.Szerypo, K.Van de Vel, P.Van Duppen, L.Weissman, G.Walter, A.Wohr, and the IS387 and ISOLDE Collaborations The decay of the new neutron-rich isotope 217Bi RADIOACTIVITY 217Bi(β-) [from 232Th, 238U(p, X)]; measured Eγ, Iγ, βγ-coin, T1/2, Qβ; deduced log ft. 217Po deduced levels. 217Po(α) [from 217Bi decay]; measured Eα, T1/2. Mass separator.
doi: 10.1140/epja/i2003-10065-7
2003KU26 Eur.Phys.J. A 18, 31 (2003) J.Kurpeta, A.Plochocki, A.N.Andreyev, J.Aysto, A.De Smet, H.De Witte, A.-H.Evensen, V.Fedoseyev, S.Franchoo, M.Gorska, H.Grawe, M.Huhta, M.Huyse, Z.Janas, A.Jokinen, M.Karny, E.Kugler, W.Kurcewicz, U.Koster, J.Lettry, A.Nieminen, K.Partes, M.Ramdhane, H.L.Ravn, K.Rykaczewski, J.Szerypo, K.Van de Vel, P.Van Duppen, L.Weissman, G.Walter, A.Wohr, and the IS387 and ISOLDE Collaborations Isomeric and ground-state decay of 215Bi RADIOACTIVITY 215mBi(IT), (β-); 215Bi(β-) [from 232Th, 238U(p, X)]; measured Eγ, Iγ, X-ray spectra, γγ-, βγ-, (X-ray)γ-coin; deduced log ft. 215Bi deduced levels, J, π, configurations, ICC, high-spin isomer T1/2. 215Po deduced levels, J, π, configurations. Mass separator.
doi: 10.1140/epja/i2003-10066-6
2003TH03 J.Phys.(London) G29, 2247 (2003) H.L.Thayer, J.Billowes, P.Campbell, P.Dendooven, K.T.Flanagan, D.H.Forest, J.A.R.Griffith, J.Huikari, A.Jokinen, R.Moore, A.Nieminen, G.Tungate, S.Zemlyanoi, J.Aysto Collinear laser spectroscopy of radioisotopes of zirconium NUCLEAR MOMENTS 87,87m,88,89,89m,91,92,94,96,97,98,99,100,101,102Zr; measured hfs, isotope shifts; deduced μ, quadrupole moments, radii. Collinear laser spectroscopy.
doi: 10.1088/0954-3899/29/9/318
2003WA13 Phys.Rev. C 67, 064303 (2003) Y.Wang, S.Rinta-Antila, P.Dendooven, J.Huikari, A.Jokinen, V.S.Kolhinen, G.Lhersonneau, A.Nieminen, S.Nummela, H.Penttila, K.Perajarvi, J.Szerypo, J.C.Wang, J.Aysto β decay of neutron-rich 118Ag and 120Ag isotopes RADIOACTIVITY 118,118m,120,120mAg(β-) [from U(p, F)]; measured Eγ, Iγ, γγ-, βγ-coin, T1/2; deduced log ft. 118,120Cd deduced levels, J, π, configurations, three-phonon states. Mass separator, comparisons with neighboring nuclides.
doi: 10.1103/PhysRevC.67.064303
2002CA37 Phys.Rev.Lett. 89, 082501 (2002) P.Campbell, H.L.Thayer, J.Billowes, P.Dendooven, K.T.Flanagan, D.H.Forest, J.A.R.Griffith, J.Huikari, A.Jokinen, R.Moore, A.Nieminen, G.Tungate, S.Zemlyanoi, J.Aysto Laser Spectroscopy of Cooled Zirconium Fission Fragments NUCLEAR MOMENTS 97,99,101Zr; measured hfs, μ, quadrupole moments. 96,97,98,99,100,101,102Zr; measured isotope shifts, radii. On-line laser spectroscopy.
doi: 10.1103/PhysRevLett.89.082501
2002CA47 Eur.Phys.J. A 15, 45 (2002) P.Campbell, A.Nieminen, J.Billowes, P.Dendooven, K.T.Flanagan, D.H.Forest, Yu.P.Gangrsky, J.A.R.Griffith, J.Huikari, A.Jokinen, I.D.Moore, R.Moore, H.L.Thayer, G.Tungate, S.G.Zemlyanoi, J.Aysto First results from laser spectroscopy on bunched radioactive beams from the JYFL ion-beam cooler NUCLEAR MOMENTS 44,45,46,48,49,50Ti, 87,88,89Zr, 170,171,172,173,174,175,176,177,178,179,180Hf; measured hfs, charge radii. Ion-beam cooler, laser spectroscopy.
doi: 10.1140/epja/i2001-10223-y
2002FO12 J.Phys.(London) G28, L63 (2002) D.H.Forest, J.Billowes, P.Campbell, P.Dendooven, K.T.Flanagan, J.A.R.Griffith, J.Huikari, A.Jokinen, R.Moore, A.Nieminen, H.L.Thayer, G.Tungate, S.Zemlyanoi, J.Aysto Laser spectroscopy of neutron deficient zirconium isotopes NUCLEAR MOMENTS 87,87m,88,89,89mZr; measured hfs; deduced radii, μ, quadrupole moments, ground-state J. Collinear laser spectroscopy, cooled and bunched ion beams.
doi: 10.1088/0954-3899/28/12/101
2002JO09 EPJdirect 4, A3, 1-11 (2002); Erratum Eur.Phys.J. 28, s02, 1 (2006) A.Jokinen, A.Nieminen, J.Aysto, R.Borcea, E.Caurier, P.Dendooven, M.Gierlik, M.Gorska, H.Grawe, M.Hellstrom, M.Karny, Z.Janas, R.Kirchner, M.La Commara, G.Martinez-Pinedo, P.Mayet, H.Penttila, A.Plochocki, M.Rejmund, E.Roeckl, M.Sawicka, C.Schlegel, K.Schmidt, R.Schwengner Beta Decay of 57Zn RADIOACTIVITY 57Zn(EC) [from 28Si(32S, 3n)]; measured β-delayed proton spectra. 57Zn deduced mass excess. 57Cu deduced levels, J, π, Gamow-Teller strength distribution. Mass separator. Comparison with shell-model predictions.
doi: 10.1007/s1010502a0003
2002JO12 Nucl.Phys. A701, 557c (2002) A.Jokinen, J.Huikari, A.Nieminen, J.Aysto The First Cooled Beams from JYFL Ion Cooler and Trap Project
doi: 10.1016/S0375-9474(01)01643-8
2002MO31 Phys.Lett. 547B, 200 (2002) R.Moore, A.M.Bruce, P.Dendooven, J.Billowes, P.Campbell, A.Ezwam, K.T.Flanagan, D.H.Forest, J.Huikari, A.Jokinen, A.Nieminen, H.L.Thayer, G.Tungate, S.Zemlyanoi, J.Aysto Character of an 8- isomer of 130Ba RADIOACTIVITY 130mBa(IT) [from 133Cs(d, 5n)]; measured Eγ, Iγ, T1/2. NUCLEAR MOMENTS 130mBa; measured μ, static quadrupole moment, isomer shift. 130Ba levels deduced configurations, deformation. Collinear laser spectroscopy.
doi: 10.1016/S0370-2693(02)02784-3
2002NI12 Phys.Rev.Lett. 88, 094801 (2002) A.Nieminen, P.Campbell, J.Billowes, D.H.Forest, J.A.R.Griffith, J.Huikari, A.Jokinen, I.D.Moore, R.Moore, G.Tungate, J.Aysto On-Line Cooling and Bunching for Collinear Laser Spectroscopy NUCLEAR MOMENTS 175Hf; measured hfs; deduced μ, quadrupole moment, charge radius. Collinear laser spectroscopy.
doi: 10.1103/PhysRevLett.88.094801
2002OI02 Nucl.Phys. A701, 613c (2002) M.Oinonen, J.Aysto, U.Koster, J.Huikari, A.Jokinen, A.Nieminen, K.Perajarvi, P.Baumann, F.Didierjean, A.Huck, A.Knipper, M.Ramdhane, G.Walter, M.Huyse, P.Van Duppen, G.Marguier, Yu.Novikov, A.Popov, D.M.Seliverstov, H.Schatz, and the ISOLDE Collaboration Beta-Decay Half-Lives of 70Kr and 74Rb RADIOACTIVITY 70Kr, 74Rb(EC) [from Nb(p, X)]; measured T1/2. Astrophysical implications discussed. Mass separator. NUCLEAR REACTIONS Nb(p, X)70Kr/74Rb, E=1 GeV; measured yields. Mass separator.
doi: 10.1016/S0375-9474(01)01654-2
2002SZ02 Acta Phys.Pol. B33, 487 (2002) J.Szerypo, A.Jokinen, V.S.Kolhinen, A.Nieminen, S.Rinta-Antila, J.Aysto Ion Trap Project at IGISOL and r-Process Studies
2002SZ05 Nucl.Phys. A701, 588c (2002) J.Szerypo, A.Jokinen, V.S.Kolhinen, A.Nieminen, S.Rinta-Antila, J.Aysto Penning Trap at IGISOL
doi: 10.1016/S0375-9474(01)01650-5
2001BE75 Hyperfine Interactions 132, 485 (2001) R.Beraud, G.Canchel, A.Emsallem, P.Dendooven, J.Huikari, W.Huang, Y.Wang, K.Perajarvi, S.Rinta-Antila, A.Jokinen, V.S.Kolhinen, A.Nieminen, H.Penttila, J.Szerypo, J.Aysto, B.Bruyneel, A.Popov Status of HIGISOL, a New Version Equipped with SPIG and Electric Field Guidance
2001BO54 Nucl.Phys. A695, 69 (2001); Erratum Nucl.Phys. A703, 889 (2002) R.Borcea, J.Aysto, E.Caurier, P.Dendooven, J.Doring, M.Gierlik, M.Gorska, H.Grawe, M.Hellstrom, Z.Janas, A.Jokinen, M.Karny, R.Kirchner, M.La Commara, K.Langanke, G.Martinez-Pinedo, P.Mayet, A.Nieminen, F.Nowacki, H.Penttila, A.Plochocki, M.Rejmund, E.Roeckl, C.Schlegel, K.Schmidt, R.Schwengner, M.Sawicka Beta Decay of 56Cu RADIOACTIVITY 56Cu(β+) [from 28Si(32S, p3n)]; measured Eγ, Iγ, T1/2; deduced β intensity and β-strength distribution. 56Ni deduced levels, J, π. On-line mass separation, plastic scintillation dedectors, Ge detectors. NUCLEAR STRUCTURE 56Ni; calculated levels, Gamow-Teller strength. Shell model.
doi: 10.1016/S0375-9474(01)01096-X
2001NO07 Eur.Phys.J. A 11, 257 (2001) Yu.N.Novikov, H.Schatz, P.Dendooven, R.Beraud, Ch.Miehe, A.V.Popov, D.M.Seliverstov, G.K.Vorobjev, P.Baumann, M.J.G.Borge, G.Canchel, Ph.Dessagne, A.Emsallem, W.Huang, J.Huikari, A.Jokinen, A.Knipper, V.Kolhinen, A.Nieminen, M.Oinonen, H.Penttila, K.Perajarvi, I.Piqueras, S.Rinta-Antila, J.Szerypo, Y.Wang, J.Aysto Isomeric State of 80Y and Its Role in the Astrophysical rp-Process RADIOACTIVITY 80Zr(β+) [from 54Fe(32S, X), E=150 MeV]; measured Eγ, Eβ, βγ-coin. 80Y deduced levels J, π, T1/2, γ multipolarity, ICC. Implications for nucleosynthesis in rapid-proton capture process discussed, comparison with earlier data.
doi: 10.1007/s100500170062
2001OI02 Eur.Phys.J. A 10, 123 (2001) M.Oinonen, U.Koster, J.Aysto, V.Fedoseyev, V.Mishin, J.Huikari, A.Jokinen, A.Nieminen, K.Perajarvi, A.Knipper, G.Walter, and the ISOLDE Collaboration Ground-State Spin of 59Mn RADIOACTIVITY 59Mn(β-) [from Nb(p, X)]; measured Eβ, Eγ, Iγ, T1/2; deduced β-branching, log ft. 59Mn deduced ground-state J, π. 59Fe deduced levels, J, π. Resonance ionization laser ion source, mass separator.
doi: 10.1007/s100500170122
2001OI04 Phys.Lett. 511B, 145 (2001) M.Oinonen, J.Aysto, P.Baumann, J.Cederkall, S.Courtin, P.Dessagne, S.Franchoo, H.Fynbo, M.Gorska, J.Huikari, A.Jokinen, A.Knipper, U.Koster, G.Le Scornet, C.Miehe, A.Nieminen, T.Nilsson, Yu.Novikov, K.Perajarvi, E.Poirier, A.Popov, D.M.Seliverstov, T.Siiskonen, H.Simon, O.Tengblad, P.Van Duppen, G.Walter, L.Weissman, K.Wilhelmsen-Rolander, and the ISOLDE Collaboration Non-Analog β Decay of 74Rb RADIOACTIVITY 74Rb(EC) [from Nb(p, X)]; measured Eγ, Iγ, E(ce), I(ce), T1/2; deduced Coulomb mixing parameter. Mass separator.
doi: 10.1016/S0370-2693(01)00646-3
2001PE23 Nucl.Phys. A696, 233 (2001) K.Perajarvi, P.Dendooven, M.Gorska, J.Huikari, A.Jokinen, V.S.Kolhinen, M.La Commara, G.Lhersonneau, A.Nieminen, S.Nummela, H.Penttila, E.Roeckl, J.C.Wang, J.Aysto The 1+ → 0+ Gamow-Teller Strength of the 58Cug.s → 58Nig.s. Transition RADIOACTIVITY 58Cu(EC) [from 58Ni(p, n)]; measured Iγ following positron annihilation; deduced ground-state Iβ and B(GT). 58Ni transitions deduced intensities. On-line mass separation.
doi: 10.1016/S0375-9474(01)01137-X
2001SZ03 Acta Phys.Pol. B32, 985 (2001) J.Szerypo, A.Jokinen, V.S.Kolhinen, A.Nieminen, S.Rinta-Antila, J.Aysto Status of the Ion Trap Project at IGISOL
2001WA04 Phys.Rev. C63, 024309 (2001) Y.Wang, P.Dendooven, J.Huikari, A.Jokinen, V.S.Kolhinen, G.Lhersonneau, A.Nieminen, S.Nummela, H.Penttila, K.Perajarvi, S.Rinta-Antila, J.Szerypo, J.C.Wang, J.Aysto Beta Decay of Neutron-Rich 116Rh and the Low-Lying Level Structure of Even-Even 116Pd RADIOACTIVITY 116Rh(β-) [from U(p, F)]; measured Eγ, Iγ, γγ-, βγ-coin. 116Pd deduced levels, J, π. Mass separator. Level systematics in neighboring nuclides discussed.
doi: 10.1103/PhysRevC.63.024309
2001WA42 Phys.Rev. C64, 054315 (2001) Y.Wang, P.Dendooven, J.Huikari, A.Jokinen, V.S.Kolhinen, G.Lhersonneau, A.Nieminen, S.Nummela, H.Penttila, K.Perajarvi, S.Rinta-Antila, J.Szerypo, J.C.Wang, J.Aysto β Decay of 116mAg and the Vibrational Structure of 116Cd RADIOACTIVITY 116mAg(β-) [from U(p, F)]; measured Eγ, Iγ, γγ-, βγ-coin; deduced logft. 116Cd deduced levels, J, π, configurations. Mass-separated source.
doi: 10.1103/PhysRevC.64.054315
2000CA54 Hyperfine Interactions 127, 83 (2000) P.Campbell, J.Billowes, E.C.A.Cochrane, P.Dendooven, D.E.Evans, J.A.R.Griffith, J.Huikari, A.Jokinen, I.D.Moore, A.Nieminen, K.Perajarvi, G.Tungate, G.Yeandle, J.Aysto Progress of laser spectroscopy at the IGISOL
doi: 10.1023/A:1012654509080
2000JO18 Eur.Phys.J. A 9, 9 (2000) A.Jokinen, J.C.Wang, J.Aysto, P.Dendooven, S.Nummela, J.Huikari, V.Kolhinen, A.Nieminen, K.Perajarvi, S.Rinta-Antila Beta Decay of Neutron-Rich 118Rh and the Lowest Excited States in 118Pd RADIOACTIVITY 118Rh(β-) [from 238U(p, F)]; measured Eβ, Iβ, Eγ, Iγ, βγ-coin, T1/2. 118Pd deduced levels, J, π, configurations. Level systematics in Pd isotopes discussed.
doi: 10.1007/s100500070049
2000KU06 Eur.Phys.J. A 7, 49 (2000) J.Kurpeta, A.Andreyev, J.Aysto, A.-H.Evensen, M.Huhta, M.Huyse, A.Jokinen, M.Karny, E.Kugler, J.Lettry, A.Nieminen, A.Plochocki, M.Ramdhane, H.L.Ravn, K.Rykaczewski, J.Szerypo, P.Van Duppen, G.Walter, A.Wohr, and the ISOLDE Collaboration The Decay of the Neutron-Rich Nucleus 216Bi RADIOACTIVITY 216Bi(β-) [from 232Th(p, X), E=1 GeV]; measured Eγ, Iγ(t), γγ-, βγ-coin. 216Po deduced levels, possible J, π. Mass separator, tape transport.
doi: 10.1007/s100500050010
2000LH02 Eur.Phys.J. A 9, 385 (2000) G.Lhersonneau, P.Dendooven, G.Canchel, J.Huikari, P.Jardin, A.Jokinen, V.Kolhinen, C.Lau, L.Lebreton, A.C.Mueller, A.Nieminen, S.Nummela, H.Penttila, K.Perajarvi, Z.Radivojevic, V.Rubchenya, M.-G.Saint-Laurent, W.H.Trzaska, D.Vakhtin, J.Vervier, A.C.C.Villari, J.C.Wang, J.Aysto Production of Neutron-Rich Isotopes in Fission of Uranium Induced by Neutrons of 20 MeV Average Energy NUCLEAR REACTIONS 238U(n, F)88Se/88Br/89Br/90Br/88Kr/89Kr/90Kr/91Kr/92Kr/93Kr/89Rb/90Rb/91Rb/92Rb/93Rb/112Tc/112Ru/112Rh/118Ag/136Te/137Te/136I/137I/138I/139I/140I/137Xe/139Xe/140Xe/141Xe/138Cs/139Cs/140Cs/141Cs/142Cs/139Ba/141Ba/142Ba/144Ba/142La/144La, E=20 MeV; 238U(p, F)88Se/88Br/89Br/90Br/91Br/88Kr/89Kr/90Kr/91Kr/93Kr/89Rb/90Rb/91Rb/93Rb/94Rb/94Sr/112Tc/112Ru/112Rh/118Ag/136Te/137Te/136I/137I/138I/139I/140I/137Xe/139Xe/140Xe/141Xe/138Cs/139Cs/140Cs/141Cs/142Cs/139Ba/141Ba/142Ba/143Ba/144Ba/142La/143La/144La, E=25 MeV; measured Eγ, yields. 238U(n, F), E=10-25 MeV; 238U(p, F), E=25 MeV; calculated σ, mass and charge distributions. 12C(d, xn), E=50 MeV; measured thick-target En, σ(θ, En), neutron to deuteron conversion factor. Radioactive beam applications discussed.
doi: 10.1007/s100500070023
2000OI04 Hyperfine Interactions 127, 431 (2000) M.Oinonen, Y.Jading, U.Koster, J.Lettry, H.Ravn, J.Aysto, P.Dendooven, J.Huikari, A.Jokinen, P.O.Lipas, A.Nieminen, K.Perajarvi, T.Siiskonen, P.Baumann, A.Huck, A.Knipper, M.Ramdhane, G.Walter, F.Didierjean, V.N.Fedoseyev, V.I.Mishin, M.Koizumi, W.Liu, E.Roeckl, V.Sebastian, and the ISOLDE Collaboration Laser ionization in β-decay studies of Zn and Mn nuclei RADIOACTIVITY 58Zn(EC) [from Nb(p, X)]; measured Eγ, Iγ; deduced log ft. 58Cu levels deduced configurations. Resonance ionization laser ion source. NUCLEAR REACTIONS Nb, U(p, X), E=1 GeV; measured yields of Mn and Zn isotopes. Resonance ionization laser ion source.
doi: 10.1023/A:1012617717682
2000WA07 Phys.Rev. C61, 044308 (2000) J.C.Wang, G.Canchel, P.Dendooven, J.H.Hamilton, S.Hankonen, J.Huikari, J.K.Hwang, A.Jokinen, V.S.Kolhinen, G.Lhersonneau, A.Nieminen, V.E.Oberacker, K.Perajarvi, A.V.Ramayya, J.Aysto Low-Spin Structure of 110Ru Studied by β Decay of 110Tc RADIOACTIVITY 110Tc(β-) [from 238U(p, F)]; measured Eγ, Iγ, γγ-, βγ-coin; deduced β-branching, logft. 110Ru deduced levels, J, π, B(E2). Level systematics in Ru isotopes discussed. Comparisons with model predictions.
doi: 10.1103/PhysRevC.61.044308
2000WA14 Acta Phys.Pol. B31, 449 (2000) J.C.Wang, G.Canchel, P.Dendooven, S.Hankonen, J.Huikari, A.Jokinen, V.S.Kolhinen, G.Lhersonneau, A.Nieminen, K.Perajarvi, J.Aysto Quasi-particle States in Even-Even Pd and Low-Lying Low-Spin Excited States in Even-Even Ru RADIOACTIVITY 110Tc, 110Rh(β-) [from 238U(p, F)]; measured Eγ, Iγ, βγ-, γγ-coin. 110Pd, 110Ru deduced levels, J, π, configurations. Systematics in neighboring Pd, Ru isotopes discussed. Mass-separated sources.
2000YE02 J.Phys.(London) G26, 839 (2000); Corrigendum J.Phys.(London) G26, 1299 (2000) G.Yeandle, J.Billowes, P.Campbell, E.C.A.Cochrane, P.Dendooven, D.E.Evans, D.H.Forest, J.A.R.Griffith, J.Huikari, A.Jokinen, I.D.Moore, A.Nieminen, K.Perajarvi, G.Tungate, J.Aysto Nuclear Moments and Charge Radii of the 171Hf Ground State and Isomer NUCLEAR MOMENTS 171Hf; measured isotope shift, μ, electric quadrupole moment, charge radii for ground state and isomer. On-line laser spectroscopy.
doi: 10.1088/0954-3899/26/6/307
1999CA21 Eur.Phys.J. A 5, 1 (1999) G.Canchel, R.Beraud, E.Chabanat, A.Emsallem, N.Redon, P.Dendooven, J.Huikari, A.Jokinen, V.Kolhinen, G.Lhersonneau, M.Oinonen, A.Nieminen, H.Penttila, K.Perajarvi, J.C.Wang, J.Aysto A New Isomer in 125La RADIOACTIVITY 125Ce(β+), (EC) [from 94Mo(36Ar, 3n2p)]; measured Eγ, Iγ, E(ce), I(ce), (ce)γ(t). 125La deduced isomeric level T1/2, multipolarity. Mass-separated source.
doi: 10.1007/s100500050248
1998JO20 Nuovo Cim. 111A, 1083 (1998) A.Jokinen, J.Aysto, P.Dendooven, S.Hankonen, A.Honkanen, J.Huikari, G.Lhersonneau, P.O.Lipas, H.Penttila, K.Perajarvi, M.Oinonen, A.Nieminen, T.Siiskonen, J.C.Wang High-Resolution Studies of Beta-Delayed Proton Emitters at IGISOL Facility RADIOACTIVITY 23Al(β+) [from 24Mg(p, 2n)]; measured Eγ, Iγ, β-delayed proton spectra. 23Mg deduced IAS resonance strength. 41Ti(β+) [from 40Ca(3He, 2n)]; measured β-delayed proton spectra. 41Sc deduced Gamow-Teller strength distribution. Mass-separated sources.
doi: 10.1007/BF03035996
1998OI02 Nucl.Instrum.Methods Phys.Res. A416, 485 (1998) M.Oinonen, R.Beraud, G.Canchel, E.Chabanat, P.Dendooven, A.Emsallem, S.Hankonen, A.Honkanen, J.Huikari, A.Jokinen, G.Lhersonneau, Ch.Miehe, A.Nieminen, Yu.Novikov, H.Penttila, K.Perajarvi, A.Popov, D.M.Seliverstov, J.C.Wang, J.Aysto Production of Refractory Elements Close to the Z = N Line using the Ion-Guide Technique NUCLEAR REACTIONS Ni(32S, X)80Rb/81Sr/80Y/81Y/82Y/84Y/82Zr/83Zr/85Zr/84Nb/85Nb/86Nb/87Nb/88Nb/86Mo/87Mo, E=165 MeV; measured production rates, β-gated γ-spectra. Ion-Guide Isotope Separator On-Line. RADIOACTIVITY 82Y(β+) [from Ni(32S, X), E=165 MeV]; measured T1/2, log ft. 82Sr levels deduced β-feeding intensities.
doi: 10.1016/S0168-9002(98)00613-5
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