activity
20162026
most citedFirst direct mass measurements of nuclides around with a Multireflection Time-of-Flight Mass Spectrograph

73 citations · 170 across the 10 of their papers we have counts for

collaborators

10 papers

nucl-ex2026

Evolution of high-spin states in neutron-rich Au isotopes approaching the shell closure

Y. Cho, Y. H. Kim, A. Navin +48

\textbf{Background: } The nuclear structure in the region southwest of the doubly magic Pb is important to benchmark theoretical models relevant for neutron-rich heavy elem…

nucl-ex2025★ 5 cited

Direct observation of and decay from a high-spin long-lived isomer in Ta

J. L. Chen, H. Watanabe, P. M. Walker +20

Ta (, ) is located in the neutron-rich region where a prolate-to-oblate shape transition via triaxial softness is predicted to take place. A pr…

physics.ins-det2023★ 2 cited

Particle Identification at VAMOS++ with Machine Learning Techniques

Y. Cho, Y. H. Kim, S. Choi +45

Multi-nucleon transfer reaction between 136Xe beam and 198Pt target was performed using the VAMOS++ spectrometer at GANIL to study the structure of n-rich nuclei around N=126. Unam…

physics.ins-det2022★ 1 cited

Design report of the KISS-II facility for exploring the origin of uranium

Takamichi Aoki, Yoshikazu Hirayama, Hironobu Ishiyama +14

One of the critical longstanding issues in nuclear physics is the origin of the heavy elements such as platinum and uranium. The r-process hypothesis is generally supported as the…

physics.ins-det2021

The new MRTOF mass spectrograph following the ZeroDegree spectrometer at RIKEN's RIBF facility

M. Rosenbusch, M. Wada, S. Chen +23

A newly assembled multi-reflection time-of-flight mass spectrograph (MRTOF-MS) at RIKEN's RIBF facility became operational for the first time in spring 2020; further modifications…

nucl-ex2021★ 11 cited

First direct observation of isomeric decay in neutron-rich odd-odd Ta

Y. X. Watanabe, P. M. Walker, Y. Hirayama +19

De-excitation rays associated with an isomeric state of Ta were investigated. The isomers were produced in multinucleon transfer reactions between a Xe beam and…

nucl-ex2020★ 23 cited

Properties of 187Ta revealed through isomeric decay

P. M. Walker, Y. Hirayama, G. J. Lane +20

Mass-separated 187Ta in a high-spin isomeric state has been produced for the first time by multi-nucleon transfer reactions, employing an argon gas stopping cell and laser ionisati…

nucl-ex2017★ 73 cited

First direct mass measurements of nuclides around with a Multireflection Time-of-Flight Mass Spectrograph

Y. Ito, P. Schury, M. Wada +23

The masses of Es, Fm and the transfermium nuclei Md, and No, produced by hot- and cold-fusion reactions, in the vicinity of the deformed …

nucl-ex2017★ 25 cited

Atomic masses of intermediate-mass neutron-deficient nuclei with relative uncertainty down to 35-ppb via multireflection time-of-flight mass spectrograph

S. Kimura, Y. Ito, D. Kaji +18

High-precision mass measurements of Cu, Zn, Ga, Ge, As, Br, Rb, and Sr were performed utilizing a multireflection t…

nucl-ex2016★ 30 cited

In-gas-cell laser spectroscopy for magnetic dipole moment of Pt toward 126

Y. Hirayama, M. Mukai, Y. X. Watanabe +10

Magnetic dipole moment and mean-square charge radius of Pt ( 5/2) have been evaluated for the first time from the investigation of the hyperfine splitting of the…