189 citations · 1.2k across the 45 of their papers we have counts for
23 papers · 1 filter
Comparing pion production in transport simulations of heavy-ion collisions at MeV under controlled conditions
Jun Xu, Hermann Wolter, Maria Colonna +20
Within the TMEP, we present a detailed study of the performance of different transport models in Sn+Sn collisions at MeV, and put particular emphasis on the production of pi…
Collision integral with momentum-dependent potentials and its impact on pion production in heavy-ion collisions
Natsumi Ikeno, Akira Ono
The momentum dependence of the nucleon mean-field potential in a wide momentum range can be an important factor to determine the resonance and pion production in intermediate-e…
Dense Nuclear Matter Equation of State from Heavy-Ion Collisions
Agnieszka Sorensen, Kshitij Agarwal, Kyle W. Brown +133
The nuclear equation of state (EOS) is at the center of numerous theoretical and experimental efforts in nuclear physics. With advances in microscopic theories for nuclear interact…
Reply to "Comment on Sequential Single-pion Production Explaining the dibaryon peak''
R. Molina, N. Ikeno, E. Oset
In a comment [arXiv:2106.00494] to our paper on ``Sequential single-pion production explaining the dibaryon peak'' the authors provide arguments that apparently invalid…
Pion-nucleon sigma term and deeply bound pionic atoms
Natsumi Ikeno, Takahiro Nishi, Kenta Itahashi +3
We investigate the possibility to determine the value of the pion-nucleon sigma term precisely by the experimental observables of the deeply bound pionic atoms. We discuss…
Transport Model Comparison Studies of Intermediate-Energy Heavy-Ion Collisions
Hermann Wolter, Maria Colonna, Dan Cozma +49
Transport models are the main method to obtain physics information from low to relativistic-energy heavy-ion collisions. The Transport Model Evaluation Project (TMEP) has been purs…
Triangle singularity mechanism for the fusion reaction
Natsumi Ikeno, Raquel Molina, Eulogio Oset
We develop a model for the reaction based on the transition followed by decay and posterior fusion of to give the deutero…
Sequential single pion production explaining the dibaryon "" peak
R. Molina, N. Ikeno, E. Oset
We study the two step sequential one pion production mechanism, , followed by the fusion reaction , in order to describe the reaction…
Structure of double pionic atoms
Akari Tani, Natsumi Ikeno, Daisuke Jido +4
We study theoretically the structure of double pionic atoms, in which two negatively charged pions () are bound in the atomic orbits. The double pionic atom is considered to b…
Effects of Pauli blocking on pion production in central collisions of neutron-rich nuclei
Natsumi Ikeno, Akira Ono, Yasushi Nara +1
Pauli blocking is carefully investigated for the processes of and in heavy-ion collisions, aiming at a more precise prediction of the $π^-/…
Origin of energy shift in kaonic atom and kaon-nucleus interaction
Yutaro Iizawa, Daisuke Jido, Natsumi Ikeno +2
The -nucleus optical potential is revisited to investigate its global feature phenomenologically. It is a puzzle that the energy shift is found to be repulsive in all of the o…
Comparison of heavy-ion transport simulations: Collision integral with pions and resonances in a box
Akira Ono, Jun Xu, Maria Colonna +21
We compare ten transport codes for a system confined in a box, aiming at improved handling of the production of resonances and pions, which is indispensable for constraining hi…
Comparison of heavy-ion transport simulations: Collision integral in a box
Ying-Xun Zhang, Yong-Jia Wang, Maria Colonna +27
Simulations by transport codes are indispensable to extract valuable physics information from heavy ion collisions. In order to understand the origins of discrepancies between diff…
Formation of eta'(958) Meson Bound States by the 6Li(gamma,d) reaction
M. Miyatani, N. Ikeno, H. Nagahiro +1
We have investigated the 6Li(gamma,d) reaction theoretically for the formation of the eta'(958) mesic nucleus close to the recoilless kinematics. We have developed the theoretical…
Formation of eta'(958) bound states by (gamma, d) reaction
Moeki Miyatani, Natsumi Ikeno, Hideko Nagahiro +1
We have investigated the 6Li(gamma, d) reaction theoretically for the formation of the eta'(958) mesic nucleus. We have reported the numerical results in this article.
Probing neutron-proton dynamics by pions
Natsumi Ikeno, Akira Ono, Yasushi Nara +1
In order to investigate the nuclear symmetry energy at high density, we study the pion production in central collisions of neutron-rich nuclei ${}^{132}\mathrm{Sn}+{}^{124}\mathrm{…
Exotic atoms and exotic nuclei
S. Hirenzaki, H. Nagahiro, N. Ikeno +1
We briefly review the study of the exotic atoms and exotic nuclei, and report recent research activities of eta-mesic nucleus and kaonic atoms in this article.
(d,3He) reaction on odd-neutron nuclear target for the formation of deeply bound pionic atoms
Natsumi Ikeno, Junko Yamagata-Sekihara, Hideko Nagahiro +1
We consider the pionic atom spectroscopy by the (d,3He) reaction on an odd-neutron nuclear target in this article, which has not been investigated so far. In the (d,3He) reaction o…
Nuclear density probed by Kaon-Nucleus systems and Kaon-Nucleus interaction
J. Yamagata-Sekihara, N. Ikeno, H. Nagahiro +2
Effective nuclear densities probed by kaon- and anti-kaon-nucleus systems are studied theoretically both for bound and low energy scattering states. As for the anti-kaon bound stat…
meson under partial restoration of chiral symmetry in nuclear medium
Daisuke Jido, Shuntaro Sakai, Hideko Nagahiro +2
In-medium modification of the eta' mass is discussed in the context of partial restoration of chiral symmetry in nuclear medium. We emphasize that the U_A(1) anomaly effects causes…
Pionic Atom Spectroscopy in the (d,3He) reaction at finite angles
N. Ikeno, H. Nagahiro, S. Hirenzaki
We study the formation of deeply bound pionic atoms in the (d,3He) reactions theoretically and show the energy spectra of the emitted 3He at finite angles, which are expected to be…
Formation of Heavy Meson Bound States by Two Nucleon Pick-up Reactions
N. Ikeno, J. Yamagata-Sekihara, H. Nagahiro +2
We develop a model to evaluate the formation rate of the heavy mesic nuclei in the two nucleon pick-up reactions, and apply it to the Li target cases for the formation of heavy…
Precision Spectroscopy of Deeply Bound Pionic Atoms and Partial Restoration of Chiral Symmetry in Medium
Natsumi Ikeno, Rie Kimura, Junko Yamagata-Sekihara +5
We study theoretically the formation spectra of deeply bound pionic atoms expected to be observed by experiments with high energy resolution at RIBF/RIKEN, and we discuss in detail…