English
Related papers

Related papers: A look inside charmed-strange baryons from lattice…

200 papers

We study the vector and axial vector form factors in the heavy to light transitions in charmed baryon decays using HQET. We calculate the 1/m_c corrections to the form factors and show that these corrections can be significant. We also…

High Energy Physics - Phenomenology · Physics 2009-10-28 Alakabha Datta

The statistical model in combination with detailed balance principle is able to phenomenological calculate and analyze spin and flavor dependent properties like magnetic moments (with effective masses, effective charge, with both effective…

High Energy Physics - Phenomenology · Physics 2018-01-08 Amanpreet Kaur , Pallavi Gupta , Alka Upadhyay

Research on singly-heavy baryons, especially those with a charm quark, offers a distinct perspective on the non-perturbative behavior of Quantum Chromodynamics (QCD). In this work, we investigate the recently observed $\Omega_{c}(3185)^{0}$…

High Energy Physics - Phenomenology · Physics 2025-07-21 Sinem Küçükyılmaz , Halil Mutuk

The excited baryon masses are analyzed in the framework of the $1/N_c$ expansion using the available physical masses and also the masses obtained in lattice QCD for different quark masses. The baryon states are organized into irreducible…

High Energy Physics - Phenomenology · Physics 2015-06-23 Ishara P. Fernando , Jose L. Goity

We present a study of baryon ground states and low lying excitations of non-strange and strange baryons. The results are based on seven gauge field ensembles with two dynamical light Chirally Improved (CI) quarks corresponding to pion…

High Energy Physics - Lattice · Physics 2015-06-12 Georg P. Engel , C. B. Lang , Daniel Mohler , Andreas Schaefer

Mass spectra of excited states of the singly charmed baryons are calculated using the hypercentral description of three body system. The baryon consist of a charm quark and light quarks (u, d and s) are studied in the framework of QCD…

High Energy Physics - Phenomenology · Physics 2016-10-13 Zalak Shah , Kaushal Thakkar , Ajay Kumar Rai , P. C. Vinodkumar

Phenomenological applications of an effective theory of low-lying excited states of charm and bottom isoscalar baryons are discussed at leading and next-to-leading order in the combined heavy quark and large $N_c$ expansion. The combined…

High Energy Physics - Phenomenology · Physics 2014-11-17 Z. Aziza Baccouche , Chi-Keung Chow , Thomas D. Cohen , Boris A. Gelman

We study odd-parity baryonic resonances with one heavy and three light flavors, dynamically generated by meson-baryon interactions. Special attention is paid to Heavy Quark Spin Symmetry (HQSS), hence pseudoscalar and vector mesons and…

High Energy Physics - Phenomenology · Physics 2015-06-17 C. Garcia-Recio , L. L. Salcedo , D. Gamermann , J. Nieves , O. Romanets , L. Tolos

The mass spectrum of charmed and bottom baryons has been computed on anisotropic lattices using quenched lattice nonrelativistic QCD. Masses are extracted by using mass splittings which are more accurate than masses obtained directly by…

High Energy Physics - Phenomenology · Physics 2010-04-06 Nilmani Mathur , Randy Lewis , R. M. Woloshyn

The mass and pole residue of the ground and first radially excited $ \Omega_c^{0}$ states with spin-parities $J^{P}=1/2^{+},\,3/2^{+}$, as well as P-wave $\Omega_c^{0}$ with $J^{P}=1/2^{-},\,3/2^{-}$ are calculated by means of the two-point…

High Energy Physics - Phenomenology · Physics 2017-06-28 S. S. Agaev , K. Azizi , H. Sundu

We investigate the electromagnetic properties of possible charm-strange pentaquarks in the framework of the light-cone QCD sum rule using the photon distribution amplitudes. In particular, by calculating the corresponding electromagnetic…

High Energy Physics - Phenomenology · Physics 2018-09-05 K. Azizi , U. Ozdem

We present the strange electromagnetic form factors of the nucleon using lattice QCD simulations with degenerate light, a strange, and a charm quark in the sea with masses tuned to their physical values. For the first time, the strange…

Chiral effective field theory is utilized for extrapolating results on the $\Lambda_c N$ interaction, obtained in lattice QCD at unphysical (large) quark masses, to the physical point. The pion-mass dependence of the components that…

High Energy Physics - Phenomenology · Physics 2018-11-22 J. Haidenbauer , G. Krein

The radiative decay $\Sigma_Q^* \rightarrow \Lambda_Q\gamma$ can have both magnetic dipole (M1) and electric quadrupole (E2) components. In the heavy quark limit $M_Q\rightarrow\infty$ the transition arises from the spin of the light…

High Energy Physics - Phenomenology · Physics 2010-11-01 Martin J. Savage

We study the electromagnetic form factors of the lowest-lying singly heavy baryons with spin 1/2 within the framework of the chiral quark-soliton model, focusing on the comparison with recent lattice data. To compare the present results…

High Energy Physics - Phenomenology · Physics 2021-06-30 June-Young Kim , Hyun-Chul Kim

We present a lattice QCD calculation of the S-wave interactions between the spin-1/2 doubly charmed baryons ($\Xi_{cc},\Omega_{cc}$) and Goldstone bosons ($\pi,K,\bar{K}$) using the $N_f=2+1$ CLQCD ensembles with lattice spacing $a =…

High Energy Physics - Lattice · Physics 2025-09-30 Jing-Yu Yi , Ze-Rui Liang , Liuming Liu , De-Liang Yao

We have systematically investigated the magnetic moments and magnetic form factors of the decuplet baryons to the next-to-next-leading order in the framework of the heavy baryon chiral perturbation theory. Our calculation includes the…

High Energy Physics - Phenomenology · Physics 2021-01-25 Hao-Song Li , Zhan-Wei Liu , Xiao-Lin Chen , Wei-Zhen Deng , Shi-Lin Zhu

The strange quark plays a unique role in QCD, reflecting its intermediate mass between the light and heavy quarks. In recent years, remarkable progress has been made in the spectroscopy of baryons with strangeness. Many new features of the…

High Energy Physics - Phenomenology · Physics 2021-07-14 Tetsuo Hyodo , Masayuki Niiyama

We systematically derive the analytical expressions of the magnetic moments of the spin-$1\over 2$ singly charmed baryons to the next-to-next-to-leading order in the heavy baryon chiral perturbation theory (HBChPT). We discuss the…

High Energy Physics - Phenomenology · Physics 2018-10-03 Guang-Juan Wang , Lu Meng , Hao-Song Li , Zhan-Wei Liu , Shi-Lin Zhu

We present a calculation of the scalar, vector, and tensor form factors for the pion and kaon in lattice QCD. We use an ensemble of two degenerate light, a strange and a charm quark ($N_f=2+1+1$) of maximally twisted mass fermions with…