Skip to main content

31 Result(s)

within Particle and Nuclear Physics Remove this filter A. Nieminen Remove this filter Physics Remove this filter

previous disabled Page of 2
and

  1. No Access

    Article

    A new isomer in 125La

    Levels in 125La have been studied via β+/EC decay of on-line mass-separated 125Ce using the HIGISOL technique. A new (390 ± 40) ms isomer is definitely attributed to 125La by conversion electron measurements of ...

    G. Canchel, R. Béraud, E. Chabanat… in The European Physical Journal A - Hadrons … (1999)

  2. No Access

    Article

    The decay of the neutron–rich nucleus 216Bi

    The decay of the neutron–rich isotope 216Bi, produced by proton–induced spallation at the PS Booster–ISOLDE facility, was investigated by β-γγ, αγ coincidence and spectrum-multiscaling measurements. A new method...

    J. Kurpeta, A. Andreyev, J. Äystö… in The European Physical Journal A - Hadrons … (2000)

  3. No Access

    Article

    Beta decay of neutron-rich 118Rh and the lowest excited states in 118Pd

    Beta decay of a refractory isotope 118Rh produced in symmetric fission and mass separated by the ion guide technique has been applied for the study of low-lying excited states of 118Pd. The yrast band in 118Pd ...

    A. Jokinen, J.C. Wang, J. Äystö… in The European Physical Journal A - Hadrons … (2000)

  4. No Access

    Article

    Production of neutron-rich isotopes in fission of uranium induced by neutrons of 20 MeV average energy

    In the context of a parameter study conducted by several laboratories for future European radioactive beam facilities based on fast-neutron induced fission, in particular for the SPIRAL-II project at GANIL, we...

    G. Lhersonneau, P. Dendooven, G. Canchel… in The European Physical Journal A - Hadrons … (2000)

  5. No Access

    Article

    Ground-state spin of 59Mn

    Beta-decay of 59Mn has been studied at PSB-ISOLDE, CERN. The intense and pure Mn beam was produced using the Resonance Ionization Laser Ion Source (RILIS). Based on the measured β-decay rates the ground-state spi...

    M. Oinonen, U. Köster, J. Äystö… in The European Physical Journal A - Hadrons … (2001)

  6. No Access

    Article

    Isomeric state of 80Y and its role in the astrophysical rp-process

    A careful investigation of the isomeric transition of the long-lived state at 228.5 keV excitation energy in 80Y has been done. The HIGISOL facility at the Jyväskylä isochronous cyclotron has been used. We used t...

    Yu.N. Novikov, H. Schatz, P. Dendooven… in The European Physical Journal A - Hadrons … (2001)

  7. No Access

    Article

    First results from laser spectroscopy on bunched radioactive beams from the JYFL ion-beam cooler

    A new RFQ ion-beam cooler and buncher, installed after the mass-separating magnet of the ion guide isotope separator, IGISOL, JYFL, has dramatically increased the scope of on-line laser spectroscopy at this fa...

    P. Campbell, A. Nieminen, J. Billowes, P. Dendooven… in The European Physical Journal A (2002)

  8. No Access

    Article

    Beta decay of 57Zn*

    Beta-delayed proton decay of 57Zn has been investigated at the GSI on-line isotope separator. The studied 57Zn nuclei were produced in fusion evaporation reactions by using a 150 MeV 32S beam on a 28Si target. Be...

    A. Jokinen, A. Nieminen, J. Äystö, R. Borcea, E. Caurier, P. Dendooven… in EPJ direct (2002)

  9. No Access

    Chapter and Conference Paper

    Isotope shifts in natural cerium

    High resolution crossed beam resonance fluorescence laser spectroscopy has been performed on an atomic beam of naturally occurring cerium, and isotope shifts have been measured in several transitions. Changes ...

    H. L. Thayer, J. Billowes, P. Campbell, P. Dendooven… in Exotic Nuclei and Atomic Masses (2003)

  10. No Access

    Chapter and Conference Paper

    Collinear laser spectroscopy of ZrII

    A new technique involving collinear laser spectroscopy of ion bunches has been used to study the radio-isotopes 87,87m,88,89,89m Zr.

    D. H. Forest, J. Billowes, P. Campbell, P. Dendooven… in Exotic Nuclei and Atomic Masses (2003)

  11. No Access

    Chapter and Conference Paper

    Beta decay of 56Cu

    Beta-decay studies of proton-rich isotopes near the doubly closed-shell nucleus 56Ni are of interest as (i) nuclei with a few nucleons outside a doubly-magic core are expected to represent comparatively simple co...

    R. Borcea, J. Äystö, E. Caurier, P. Dendooven, J. Döring… in Exotic Nuclei and Atomic Masses (2003)

  12. No Access

    Chapter and Conference Paper

    Isomeric state of 80Y and its role in the rp-process

    The HIGISOL facility has been used to investigate carefully the isomeric transition 228.5 keV in 80Y. We have measured the electron internal conversion coefficient for this transition αK = 0.50 ± 0.07 which gives...

    Yu. N. Novikov, H. Schatz, P. Dendooven, R. Béraud… in Exotic Nuclei and Atomic Masses (2003)

  13. No Access

    Chapter and Conference Paper

    Penning trap at IGISOL

    The IGISOL facility [1] at the Department of Physics of the University of Jyväskylä (JYFL) is delivering radioactive beams of short-lived exotic nuclei, in particular the neutron-rich isotopes from fission rea...

    J. Szerypo, A. Jokinen, V. S. Kolhinen, A. Nieminen… in Exotic Nuclei and Atomic Masses (2003)

  14. No Access

    Chapter and Conference Paper

    Medium-spin structure of neutron-rich Pd and Cd isotopes

    Cadmium isotopes are traditionally considered as good examples of nearly spherical, vibrational nuclei, which can be described by quadrupole vibrators in the collective model, as well as the U(5) dynamical sym...

    S. Rinta-Antila, Y. Wang, A. Jokinen, P. Dendooven… in Exotic Nuclei and Atomic Masses (2003)

  15. No Access

    Chapter and Conference Paper

    First results from laser spectroscopy on bunched radioactive beams from the JYFL ion-beam cooler

    A new RFQ ion-beam cooler and buncher, installed after the mass-separating magnet of the ion guide isotope separator, IGISOL, JYFL, has dramatically increased the scope of on-line laser spectroscopy at this fa...

    P. Campbell, A. Nieminen, J. Billowes, P. Dendooven… in Exotic Nuclei and Atomic Masses (2003)

  16. No Access

    Chapter and Conference Paper

    Ion beam cooler-buncher at the IGISOL facility

    An ion beam cooler-buncher for manipulating low-energy radioactive ion beams at the IGISOL facility is described. The cooler-buncher serves as a source of cooled ion bunches for collinear laser spectroscopy an...

    A. Nieminen, J. Billowes, P. Campbell, D. H. Forest… in Exotic Nuclei and Atomic Masses (2003)

  17. No Access

    Chapter and Conference Paper

    Studying exotic nuclides close to the N = Z line at the HIGISOL facility

    The ion guide [1, 2] for heavy-ion fusion-evaporation reactions (HIGISOL) which was developed by Béraud et al. [3] has been implemented at the IGISOL facility in Jyväskylä [4]. This system was modified over th...

    J. Huikari, P. Dendooven, R. Béraud, Yu. N. Novikov… in Exotic Nuclei and Atomic Masses (2003)

  18. No Access

    Article

    Isomeric and ground-state decay of 215 Bi

    A new high-spin isomer in 215Bi, with a half-life of 36.9(6) s, has been identified at the PSB-ISOLDE on-line mass separator using the pulsed-release technique combined with the element selective RILIS source. A ...

    J. Kurpeta, A. Plochocki, A. N. Andreyev… in The European Physical Journal A - Hadrons … (2003)

  19. No Access

    Article

    The decay of the new neutron-rich isotope 217Bi

    Exotic, neutron-rich proton-induced spallation products of 232Th and 238U obtained from the PS Booster ISOLDE facility have been investigated by \(\gamma\) - $\g...

    J. Kurpeta, A. P\lochocki, A. N. Andreyev… in The European Physical Journal A - Hadrons … (2003)

  20. No Access

    Article

    Reinvestigation of the beta-decay of 110Mo

    The beta-decay of the neutron-rich nucleus 110Mo, separated by the IGISOL on-line mass separator from other fission products, has been investigated by using beta-gamma and gamma-gamma coincidence techniques. The ...

    J. C. Wang, P. Dendooven, S. Hankonen… in The European Physical Journal A - Hadrons … (2004)

previous disabled Page of 2