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Related papers: Femtoscopic correlations and the $\Lambda_c N$ int…

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In this work, we perform a systematic study of possible molecular states composed of two charmed baryons including hidden-charm systems $\Lambda_c\bar{\Lambda}_c$, $\Sigma_c^{(*)}\bar{\Sigma}_c^{(*)}$, and $\Lambda_c\bar{\Sigma}_c^{(*)}$,…

High Energy Physics - Phenomenology · Physics 2023-01-04 Dan Song , Lin-Qing Song , Shu-Yi Kong , Jun He

We derive QCD light-cone sum rules for the hadronic matrix elements of the heavy baryon transitions to nucleon. In the correlation functions the $\Lambda_c,\Sigma_c$ and $\Lambda_b$ -baryons are interpolated by three-quark currents and the…

High Energy Physics - Phenomenology · Physics 2015-05-30 A. Khodjamirian , Ch. Klein , Th. Mannel , Y. -M. Wang

This work addresses the incorporation of Coulomb interactions into femtoscopy correlation functions (CFs) used to probe hadron interactions. Combining strong contact potentials with Coulomb effects, the derived scattering amplitudes and…

High Energy Physics - Phenomenology · Physics 2025-09-26 M. Albaladejo , A. Garcia-Lorenzo , J. Nieves

Approximate heavy-quark spin and flavor symmetry and chiral symmetry play an important role in our understanding of the nonperturbative regime of strong interactions. In this work, utilizing the unitarized chiral perturbation theory, we…

High Energy Physics - Phenomenology · Physics 2015-08-05 Jun-Xu Lu , Yu Zhou , Hua-Xing Chen , Ju-Jun Xie , Li-Sheng Geng

We present a new analysis framework called "Correlation Analysis Tool using the Schr\"odinger equation" (CATS) which computes the two-particle femtoscopy correlation function $C(k)$, with $k$ being the relative momentum for the particle…

High Energy Physics - Phenomenology · Physics 2018-06-13 D. L. Mihaylov , V. Mantovani Sarti , O. W. Arnold , L. Fabbietti , B. Hohlweger , A. M. Mathis

This study investigates the femtoscopic correlation functions of charmonium-nucleon pairs, utilizing the lattice QCD phase shifts provided by the HAL QCD Collaboration. A ``model-independent'' formalism is employed to transform scattering…

High Energy Physics - Phenomenology · Physics 2025-09-09 Zhi-Wei Liu , Duo-Lun Ge , Jun-Xu Lu , Ming-Zhu Liu , Li-Sheng Geng

Song et al. [Phys. Rev. C 102, 065208 (2020)] presented results for the $\Lambda_c N$ interaction based on an extrapolation of lattice simulations by the HAL QCD Collaboration at unphysical quark masses to the physical point via covariant…

Nuclear Theory · Physics 2021-01-19 J. Haidenbauer , G. Krein

In this work, we systematically study the interaction of $D^*$ and nucleon, which is stimulated by the observation of $\Lambda_c(2940)^+$ close to the threshold of $D^*p$. Our numerical result obtained by the dynamical investigation…

High Energy Physics - Phenomenology · Physics 2011-01-04 Jun He , Xiang Liu

We study the S-wave interactions between the nucleon ($N$) and the triply charmed Omega baryon ($\Omega_{\mathrm{ccc}}$) using (2+1)-flavor lattice QCD with a physical pion mass ($m_\pi \simeq 137.1$ MeV) on a lattice volume $\simeq…

High Energy Physics - Lattice · Physics 2025-11-24 Liang Zhang , Takumi Doi , Yan Lyu , Tetsuo Hatsuda , Yu-Gang Ma

We have generated an updated version of the $p\Omega$ potential for low-energy interactions based on an effective field theory approach at leading order. This potential, together with other potentials based either on different…

Nuclear Theory · Physics 2024-09-26 Marc Piquer i Méndez , Assumpta Parreño , Juan Torres-Rincon

We present our recent results of baryon interactions with strangeness $S=-1$ based on Nambu-Bethe-Salpeter (NBS) correlation functions calculated from lattice QCD with almost physical quark masses corresponding to…

Lattice QCD simulations of the potential between two baryons, each containing a heavy quark and two light quarks, such as the Lambda_Q-Lambda_Q potential, will provide insight into the nucleon-nucleon interaction. As one-pion exchange does…

Nuclear Theory · Physics 2009-11-10 Daniel Arndt , Silas R. Beane , Martin J. Savage

In quantum scattering processes between two particles, aspects characterizing the strong and Coulomb forces can be observed in kinematic distributions of the particle pairs. The sensitivity to the interaction potential reaches a maximum at…

Nuclear Experiment · Physics 2021-12-17 ALICE Collaboration

The spectra of leading and nonleading charmed baryons ($\Lambda_c$ and $\bar{\Lambda}_c$) as well as the asymmetries between these spectra measured in $\Sigma^-A$, $\pi^-A$ and pA collisions at $p_L= 600 GeV/c$ in the E781 experiment are…

High Energy Physics - Phenomenology · Physics 2009-11-07 Olga Piskounova

The interaction between various charmed mesons and charmed baryons are studied within the framework of the coupled channel unitary approach with the local hidden gauge formalism. Several meson-baryon dynamically generated narrow $N^*$ and…

Nuclear Theory · Physics 2010-12-28 Jia-Jun Wu , R. Molina , E. Oset , B. S. Zou

Anchoring our understanding of low-energy nuclear and hadronic physics to the fundamental theory of strong interactions, QCD, remains and outstanding challenge for physicists. Lattice QCD and chiral perturbation theory are the most powerful…

High Energy Physics - Lattice · Physics 2013-05-06 Andre Walker-Loud

In the last decades, femtoscopic measurements from heavy-ion collisions have become a popular tool to investigate the strong interactions between hadrons. The key observables measured in such experiments are the two-hadron momentum…

Nuclear Theory · Physics 2026-05-12 Evgeny Epelbaum , Sven Heihoff , Ulf-G. Meißner , Alexander Tscherwon

The vector meson-baryon interaction in a coupled channel scheme is revisited within the correlation function framework. As illustrative cases to reveal the important role played by the coupled channels, we focus on the $\phi$p and $\rho^0$p…

High Energy Physics - Phenomenology · Physics 2024-07-02 A. Feijoo , M. Korwieser , L. Fabbietti

We study $\Lambda_c^\pm$ production in $pN$ and $\pi^-N$ interactions. Recent experimental data from the SELEX and E791 Collaborations at FNAL provide important information on the production mechanism of charm hadrons. In particular, the…

High Energy Physics - Phenomenology · Physics 2009-11-07 J. C. Anjos , J. Magnin , G. Herrera

We adopt the heavy baryon chiral perturbation theory to calculate the $\Sigma_cN$ interaction to the next-to-leading order. We consider the contact interactions, one-pion-exchange contributions, two-pion-exchange diagrams, and…

Nuclear Theory · Physics 2020-07-01 Lu Meng , Bo Wang , Shi-Lin Zhu