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Related papers: Are there any narrow $K^-$- nuclear states?

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The ppK^- system, as a prototype for possible quasibound Kbar nuclei,is investigated using a variational approach. Several versions of energy dependent effective KbarN interactions derived from chiral SU(3) dynamics are employed as input,…

Nuclear Theory · Physics 2009-02-18 Akinobu Doté , Tetsuo Hyodo , Wolfram Weise

Recent studies of kaonic atoms, few-body kaonic quasibound states and kaonic nuclei are reviewed, with emphasis on implementing the subthreshold energy dependence of the Kbar-N interaction in chiral interaction models that are consistent…

Nuclear Theory · Physics 2015-06-12 Avraham Gal

We studied the ${\bar p}$ interactions with the nuclear medium within the 2009 version of the Paris ${\bar N}N$ potential model. We constructed the $\bar{p}$--nucleus optical potential using the Paris $S$- and $P$-wave ${\bar p}N$…

Nuclear Theory · Physics 2018-08-01 Jaroslava Hrtánková , Jiří Mareš

We show that kaonic nuclei can be produced by the $(K^-,p)$ and $(K^-,n)$ reactions. The reactions are shown to have cross sections experimentally measurable. The observation of the kaonic nuclei gives a kaon-nucleus potential which answers…

Nuclear Theory · Physics 2009-10-31 Tadafumi Kishimoto

The single-$\Xi^-$ hypernuclei are studied using a quark mean field model. At the quark level, the $\Xi^-$ hyperon is composed of one $d$ quark and two $s$ quarks, which are confined by the harmonic oscillator potentials. In the case of…

Nuclear Theory · Physics 2017-11-22 Jinniu Hu , Hong Shen

We critically revise the recent claims of narrow deeply bound kaonic states and show that at present there is no convincing experimental evidence for their existence. In particular, we discuss in details the claim of K- pp deeply bound…

Nuclear Theory · Physics 2007-05-23 V. K. Magas , E. Oset , A. Ramos , H. Toki

Within the framework of the one-boson-exchange model, we systematically investigate the interaction between the vector meson $K^{*}$ and the baryon $\Sigma^{*}$ with the aim of exploring the possibility of forming hadronic molecular states.…

High Energy Physics - Phenomenology · Physics 2026-04-27 Yin Huang , Dan Jiang , Feng Zhang , Bo Nan Zhang

The dependence of $K^+$ production on the nuclear equation of state is investigated in heavy ion collisions. An increase of the excitation function of $K^+$ multiplicities obtained in heavy ($Au+Au$) over light ($C+C$) systems when going…

Nuclear Theory · Physics 2008-11-26 C. Fuchs , Amand Faessler , S. El-Basaouny , E. Zabrodin

Characteristics of the quasi-bound state in the $K^- pp$ system strongly depend on the model of antikaon-nucleon interaction and weakly - on the nucleon-nucleon potential. In the present paper, dynamically exact Faddeev-type calculations…

Nuclear Theory · Physics 2024-01-22 N. V. Shevchenko

We investigate $K^{+}$-nucleus elastic scattering at intermediate energies within a microscopic optical model approach. To this effect we use the current $K^{+}$-nucleon {\it (KN)} phase shifts from the Center for Nuclear Studies of the…

Nuclear Theory · Physics 2009-11-11 H. F. Arellano , H. V. von Geramb

We theoretically investigate kaonic atom states based on the latest high precision data of the $2p$ states of the kaonic atoms in $^3$He and $^4$He (J-PARC E62). We consider the phenomenological form for the optical potential proportional…

Nuclear Theory · Physics 2024-12-11 J. Yamagata-Sekihara , Y. Iizawa , D. Jido , N. Ikeno , T. Hashimoto , S. Okada , S. Hirenzaki

In the exotic atoms where one atomic $1s$ electron is replaced by a $K^{-}$, the strong interaction between the $K^{-}$ and the nucleus introduces an energy shift and broadening of the low-lying kaonic atomic levels which are determined by…

The quantitative understanding of neutrino interactions with nuclei and nuclear matter is needed to the study of many different problems. In the astrophysics environment, neutrino-nucleon and neutrino-nucleus reaction rates are used as…

Nuclear Theory · Physics 2009-01-19 Nicola Farina

A molecule model is proposed for the description of the properties of the kaonic nuclear cluster (KNC) anti-KNN with the structure N(ant-KN)_(I = 0) and quantum numbers I(J^P) = 1/2(0^-), the large binding energy B^(\exp)_(anti-KNN) =…

Nuclear Theory · Physics 2011-02-22 A. N. Ivanov , P. Kienle , J. Marton , M. Pitschmann

It is shown, that fitting parameters of a $\bar{K}N$ interaction model to different sets of experimental data can lead to physical conclusions which might provide a deeper insight into the physics of this multichannel system. The available…

Nuclear Theory · Physics 2020-09-15 János Révai

The $K^-/K^+$ ratio produced in heavy-ion collisions at GSI energies is studied. The in-medium properties at finite temperature of the hadrons involved are included, paying a special attention to the in-medium properties of antikaons. Using…

Nuclear Theory · Physics 2009-11-10 Laura Tolós , Artur Polls , Angels Ramos , Jürgen Schaffner-Bielich

The dependence of $K^+$ production on the nuclear equation of state is investigated in heavy ion collisions. An increase of the excitation function of $K^+$ multiplicities obtained in heavy ($Au+Au$) over light ($C+C$) systems when going…

Nuclear Theory · Physics 2009-11-06 C. Fuchs , Amand Faessler , E. Zabrodin , Yu-Ming Zheng

The $\Xi$ single-particle potential obtained in nuclear matter with the next-to-leading order baryon-baryon interactions in chiral effective field theory is applied to finite nuclei by an improved local-density approximation method. As a…

Nuclear Theory · Physics 2021-07-09 M. Kohno , K. Miyagawa

Extensive systematization of theoretical and experimental nuclear densities and of optical potential strengths exctracted from heavy-ion elastic scattering data analyses at low and intermediate energies are presented.The energy-dependence…

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