Search Results - "Kankainen, A."
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Phase-Imaging Ion-Cyclotron-Resonance technique at the JYFLTRAP double Penning trap mass spectrometer
Published in The European physical journal. A, Hadrons and nuclei (01-09-2018)“… The Phase-Imaging Ion-Cyclotron-Resonance (PI-ICR) technique has been commissioned at the JYFLTRAP double Penning trap mass spectrometer. This technique is…”
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Study of radial motion phase advance during motion excitations in a Penning trap and accuracy of JYFLTRAP mass spectrometer
Published in The European physical journal. A, Hadrons and nuclei (01-11-2021)“…Phase-imaging ion-cyclotron-resonance technique has been implemented at the Penning-trap mass spectrometer JYFLTRAP and is routinely employed for mass…”
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Evidence of a sudden increase in the nuclear size of proton-rich silver-96
Published in Nature communications (28-07-2021)“…Understanding the evolution of the nuclear charge radius is one of the long-standing challenges for nuclear theory. Recently, density functional theory…”
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Towards commissioning the new IGISOL-4 facility
Published in Nuclear instruments & methods in physics research. Section B, Beam interactions with materials and atoms (15-12-2013)“…•The commissioning of the new IGISOL-4 facility.•First successful implantation of neutron-deficient Pd.•In-jet laser ionization of copper demonstrated. The Ion…”
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Measurements of binding energies and electromagnetic moments of silver isotopes – A complementary benchmark of density functional theory
Published in Physics letters. B (01-01-2024)“…We report on a set of high-precision measurements of nuclear binding and excitation energies, as well as nuclear spins, magnetic dipole and electric quadrupole…”
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First investigation on the isomeric ratio in multinucleon transfer reactions: Entrance channel effects on the spin distribution
Published in Physics letters. B (01-06-2024)“…The multinucleon transfer (MNT) reaction approach was successfully employed for the first time to measure the isomeric ratios (IRs) of 211Po isomer (25/2+) and…”
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Isospin symmetry in the T = 1,A = 62 triplet
Published in Physics letters. B (10-12-2023)“…Excited states in the Tz=0,−1 nuclei 62Ga and 62Ge were populated in direct reactions of relativistic radioactive ion beams at the RIBF. Coincident γ rays were…”
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Precision Mass Measurements on Neutron-Rich Rare-Earth Isotopes at JYFLTRAP: Reduced Neutron Pairing and Implications for r-Process Calculations
Published in Physical review letters (29-06-2018)“…The rare-earth peak in the r-process abundance pattern depends sensitively on both the astrophysical conditions and subtle changes in nuclear structure in the…”
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High-precision measurement of a low Q value for allowed β−-decay of 131I related to neutrino mass determination
Published in Physics letters. B (10-07-2022)“…The ground-state-to-ground-state β−-decay 131I (7/2+) → 131Xe (3/2+) Q value was determined with high precision utilizing the double Penning trap mass…”
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Precision mass measurements in the zirconium region pin down the mass surface across the neutron midshell at N = 66
Published in Physics letters. B (01-09-2024)“…Precision mass measurements of 104Y, 106Zr, 104,104m,109Nb, and 111,112Mo have been performed with the JYFLTRAP double Penning trap mass spectrometer at the…”
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Long-sought isomer turns out to be the ground state of 76Cu
Published in Physics letters. B (01-06-2024)“…Isomers close to the doubly magic nucleus 78Ni (Z=28, N=50) provide essential information on the shell evolution and shape coexistence far from stability. The…”
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Further Evidence for Shape Coexistence in ^{79}Zn^{m} near Doubly Magic ^{78}Ni
Published in Physical review letters (01-12-2023)“…Isomers close to doubly magic _{28}^{78}Ni_{50} provide essential information on the shell evolution and shape coexistence near the Z=28 and N=50 double shell…”
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High-precision electron-capture Q value measurement of 111In for electron-neutrino mass determination
Published in Physics letters. B (10-09-2022)“…A precise determination of the ground state 111In (9/2+) electron capture to ground state of 111Cd (1/2+) Q value has been performed utilizing the double…”
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Octupole correlations in the N = Z + 2 = 56 110Xe nucleus
Published in Physics letters. B (01-01-2024)“…This letter reports on the first observation of an octupole band in the neutron-deficient (N=Z+2) nucleus 110Xe. The 110Xe nuclei were produced via the…”
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High-precision Q-value measurement and nuclear matrix element calculations for the double-β decay of 98Mo
Published in The European physical journal. A, Hadrons and nuclei (2022)“…The 98 Mo double-beta decay Q -value has been measured, and the corresponding nuclear matrix elements of neutrinoless double-beta ( 0 ν β β ) decay and the…”
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Mass measurements towards doubly magic 78Ni: Hydrodynamics versus nuclear mass contribution in core-collapse supernovae
Published in Physics letters. B (01-10-2022)“…We report the first high-precision mass measurements of the neutron-rich nuclei 74,75Ni and the clearly identified ground state of 76Cu, along with a more…”
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JYFLTRAP: a Penning trap for precision mass spectroscopy and isobaric purification
Published in The European physical journal. A, Hadrons and nuclei (01-04-2012)“…In this article a comprehensive description and performance of the double Penning-trap setup JYFLTRAP will be detailed. The setup is designed for atomic mass…”
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Direct high-precision measurement of the mass difference of $$^{77}$$As–$$^{77}$$Se related to neutrino mass determination
Published in The European physical journal. A, Hadrons and nuclei (08-05-2024)“…Abstract The first direct determination of the ground-state-to-ground-state $${\beta ^{-}}$$ β - -decay Q -value of $$^{77}$$ 77 As to $$^{77}$$ 77 Se was…”
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Applying machine learning methods for the analysis of two-dimensional mass spectra
Published in The European physical journal. A, Hadrons and nuclei (2023)“…In a measurement of isomeric yield-ratios in fission, the Phase-Imaging Ion-Cyclotron-Resonance technique, which projects the radial motions of ions in the…”
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Mass measurements towards doubly magic $^{78}$Ni: Hydrodynamics versus nuclear mass contribution in core-collapse supernovae
Published in Physics letters. B (2022)“…We report the first high-precision mass measurements of the neutron-rich nuclei 74,75 Ni and the clearly identified ground state of 76 Cu, along with a more…”
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