Research Group for Heavy Element Nuclear Science

Ca54region Ca54region Ni78region Ni78region Sn100region Sn100region Sn132region Sn132region NewFissionregion NewFissionregion NewFissionregion Superheavyregion Superheavyregion limitregion tmp tmp2 Lawrencium Rutherfordium Seaborgium
(Subgroup HP)(Subgroup HP)

Nuclear Physics

Nuclear Chemistry

Recent Highlights

High energy prompt fission γ-rays in 235U(nth,f)
Phys. Rev. C, 100, 044610 (2019)

Search for α decay of Z=N nucleus 104
Phys. Rev. C, 100, 034315 (2019)

Determination of fission barrier height using multinucleon transfer method
Phys. Rev. C, 100, 014611 (2019)

Origin of the dramatic change of fission mode in fermium isotopes
Phys. Rev. C, 99, 051601(R) (2019)

Observation of two fission modes in the fission of proton-rich nucleus 178Pt
Phys. Lett. B,790, 583 (2019)

Mapping of fission fragment mass/charge distributions on the chart of nuclides
Reports on Progress in Physics, 82, 016301 (2018)

Role of multichance fission in the description of fission-fragment mass distributions at high energies
PRL 119, 222501 (2017)

First application of the surrogate ratio method for low energy neutron capture cross section.
The Astrophysical Journal, 848, 98, (2017)

The first fission measurement at the J-PARC
NIM A 856, 133 (2017)

(top left) New method for fission measurement using multi-nucleon transfer reactions
Phys. Lett. B 761, 125 (2016)
(right) Shell effects in fission of proton-rich nuclei 180,190Hg are robust up to high excitation
Phys. Lett. B 748, 89 (2015)
(bottom left) Mystery of the isomeric state in 44S is resolved
Phys. Rev. Lett. 114, 032501 (2015)

Recent Highlights

Formation and thermochemical properties of oxychlorides of niobium (Nb) and tantalum (Ta): Towards the gas-phase investigation of dubnium (Db) oxychloride
Inorg. Chim. Acta 486, 361-366 (2019)

Optimization of an isothermal gas-chromatographic setup for the chemical exploration of dubnium (Db, Z= 105) oxychlorides
J. Radioanaly. Nucl. Chem. 320, 633-642 (2019)

First Ionization Potentials of Fm, Md, No, and Lr: Verification of Filling-Up of 5f Electrons and Confirmation of the Actinide Series
J. Am. Chem. Soc.140, 14609-14613 (2018)

Extraction behavior of Mo and W from H2SO4 and HF/HCl solutions into toluene with Aliquat336
J. Radioanal. Nucl. Chem.317, 421-430 (2018)

First ionization potential for Lr
Nature 520, 209 (2015)

Nuclear Chart

Nuclear Chart


Periodic Table

Periodic Table