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In this work, the molecular states from the \bar{K}^{*}\Sigma interaction are studied in a quasipotential Bethe-Salpeter equation approach with the one-boson-exchange potentials. We consider the exchanges of vector (\rho,\omega and \phi)…

High Energy Physics - Phenomenology · Physics 2018-08-09 Yin Huang , Rong Wang , Jun He , Ju-Jun Xie , Lisheng Geng

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

A systematic study of possible deuteronlike two-meson bound states, {\it deusons}, is presented. Previous arguments that many such bound states may exist are elaborated with detailed arguments and numerical calculations including, in…

High Energy Physics - Phenomenology · Physics 2009-07-09 Nils A. Törnqvist

The systematics of deuteronlike two-meson bound states, {\it deusons}, is discussed. Previous arguments that many of the present non-$q\bar q$ states are such states are elaborated including, in particular, the tensor potential. For…

High Energy Physics - Phenomenology · Physics 2008-11-26 Nils A. Törnqvist

Possible $\Lambda_c\Lambda_c$ hadronic molecule is investigated in the one-pion-exchange potential model. In the study with this model, the heavier meson exchange effects are encoded into a phenomenological cutoff parameter and couplings to…

High Energy Physics - Phenomenology · Physics 2012-01-17 Wakafumi Meguro , Yan-Rui Liu , Makoto Oka

We perform a systematic study of the possible molecular states composed of a pair of heavy mesons such as $D^{(*)}D^{(*)}$, $D^{(*)}\bar{D}^{(*)}$ in the framework of the one-boson-exchange model. The exchanged bosons include the…

High Energy Physics - Phenomenology · Physics 2025-08-19 Jia-Liang Lu , Mao Song , Peng Wang , Jian-You Guo , Gang Li , Xuan Luo

In the framework of the one-boson-exchange model, we explore whether the intermediate and short-range forces from $\sigma/\omega$-exchange can be strong enough to bind heavy molecular states. $\Lambda_cD(\bar{D})$, and…

High Energy Physics - Phenomenology · Physics 2017-12-27 Rui Chen , Xiang Liu , Atsushi Hosaka

The one-boson exchange potential model for $\Lambda_cN$ is constructed and the possibility of $\Lambda_cN$ bound states is examined. We consider an effective Lagrangian for the charmed baryons, $\Lambda_c$, $\Sigma_c$, and $\Sigma_c^*$,…

High Energy Physics - Phenomenology · Physics 2012-01-17 Yan-Rui Liu , Makoto Oka

Stimulated by the observations of recent observation of $\Omega_c$ as well as former one of $P_c(4380)$ and $P_c(4450)$, we perform a coupled channel analysis of…

High Energy Physics - Phenomenology · Physics 2018-02-21 Rui Chen , Xiang Liu , Atsushi Hosaka

We extend the one pion exchange model at quark level to include the short distance contributions coming from $\eta$, $\sigma$, $\rho$ and $\omega$ exchange. This formalism is applied to discuss the possible molecular states of…

High Energy Physics - Phenomenology · Physics 2009-04-13 Gui-Jun Ding , Jia-Feng Liu , Mu-Lin Yan

We perform a systematical investigation of the possible deuteron-like bound states with configuration $\Xi_{cc}N (\bar{N})$, where $N(\bar{N})$ denotes the nucleon (anti-nucleon), in the framework of the one-boson-exchange-potential model.…

High Energy Physics - Phenomenology · Physics 2018-08-31 Lu Meng , Ning Li , Shi-lin Zhu

After taking into account both the pion and sigma meson exchange potential, we have performed a dynamical calculation of the $D^0\bar{D}^{\ast0}$ system. The $\sigma$ meson exchange potential is repulsive from heavy quark symmetry and…

High Energy Physics - Phenomenology · Physics 2008-11-26 Yan-Rui Liu , Xiang Liu , Wei-Zhen Deng , Shi-Lin Zhu

In the framework of a one-boson-exchange model, we carry out a comprehensive investigation of the $\Xi_cN/\Lambda_c\Sigma/\Xi_c^{\prime}N/\Sigma_c\Lambda/\Xi_c^*N/\Sigma_c^*\Lambda/\Sigma_c\Sigma/\Sigma_c^*\Sigma$ interactions. We consider…

High Energy Physics - Phenomenology · Physics 2024-10-01 Jin-Yu Huo , Li-Cheng Sheng , Rui Chen , Xiang Liu

In this work the $B\bar{B}^*/D\bar{D}^*$ system is studied in the Bethe-Salpeter approach with quasipotential approximation. In our calculation both direct and cross diagrams are included in the one-boson-exchange potential. The numerical…

High Energy Physics - Phenomenology · Physics 2014-10-27 Jun He

We perform a systematic study of the possible loosely bound states composed of two charmed baryons or a charmed baryon and an anti-charmed baryon within the framework of the one boson exchange (OBE) model. We consider not only the $\pi$…

High Energy Physics - Phenomenology · Physics 2015-03-19 Ning Lee , Zhi-Gang Luo , Xiao-Lin Chen , Shi-Lin Zhu

We discuss the effective field theory description of bound states composed of a heavy baryon and antibaryon. This framework is a variation of the ones already developed for heavy meson-antimeson states to describe the $X(3872)$ or the $Z_c$…

High Energy Physics - Phenomenology · Physics 2019-04-30 Jun-Xu Lu , Li-Sheng Geng , Manuel Pavon Valderrama

In the present work, we apply the one-boson-exchange potential (OBEP) model to investigate the possibility of Y(2175) and $\eta(2225)$ as bound states of $\Lambda\bar{\Lambda}(^3S_1)$ and $\Lambda\bar{\Lambda}(^1S_0)$ respectively. We…

High Energy Physics - Phenomenology · Physics 2015-06-15 Lu Zhao , Ning Li , Shi-Lin Zhu , Bing-Song Zou

We analyze the deuteron bound state through the One Pion Exchange Potential. We pay attention to the short distance peculiar singularity structure of the bound state wave functions in coordinate space and the elimination of short distance…

Nuclear Theory · Physics 2008-11-26 M. Pavon Valderrama , E. Ruiz Arriola

In the framework of the one-boson exchange model, we have calculated the effective potentials between two heavy mesons $B^* \bar{B}^{*}$ and $D^* \bar{D}^{*}$ from the t- and u-channel $\pi$-, $\eta$-, $\rho$-, $\omega$- and $\sigma$-meson…

High Energy Physics - Phenomenology · Physics 2015-12-09 Lu Zhao , Li Ma , Shi-Lin Zhu

We discuss the possibility and the description of bound states between $B$ and $\bar{B}^*$ mesons. We argue that the existence of such a bound state can be deduced from (i) the weakly bound X(3872) state, (ii) certain assumptions about the…

High Energy Physics - Phenomenology · Physics 2015-05-28 J. Nieves , M. Pavon Valderrama
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