C. Weber

Precision mass measurements of radioactive nuclei at JYFLTRAP

Abstract.The Penning trap mass spectrometer JYFLTRAP was used to measure the atomic masses of radioactive nuclei with an uncertainty better than 10u2009keV. The atomic masses of the neutron-deficient nuclei around the

JYFLTRAP: a Penning trap for precision mass spectroscopy and isobaric purification

emph{N} = emph{Z}

Masses of neutron-rich Ni and Cu isotopes and the shell closure at Z = 28 , N = 40

line were measured to improve the understanding of the rp-process path and the SbSnTe cycle. Furthermore, the masses of the neutron-rich gallium (

Total absorption study of the beta decay of 102,104,105Tc

emph{Z} = 31

Fission yield studies at the IGISOL facility

) to palladium (

Experimental studies at JYFLTRAP

emph{Z} = 46

Isomer and decay studies for the rp process at IGISOL

) nuclei have been measured. The physics impacts on the nuclear structure and the r-process paths are reviewed. A better understanding of the nuclear deformation is presented by studying the pairing energy around

Precise half-life measurement of the 26Si ground state

emph{A} = 100

Total absorption spectroscopy of fission fragments relevant for reactor antineutrino spectra determination

.n