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Related papers: Predictions for the beauty meson spectrum

200 papers

I review the properties of mesons with one heavy quark. I start by examining the predicted masses and widths in the context of the quark model and heavy quark effective theory. Some recent experimental results are described and I conclude…

High Energy Physics - Phenomenology · Physics 2009-02-24 Stephen Godfrey

Motivated by the recent surprising discovery of two new meson states with c s-bar quark content but unexpectedly low masses and narrow total decay widths, we work out, in a nonrelativistic potential-model approach developed already some two…

High Energy Physics - Phenomenology · Physics 2009-11-10 Wolfgang Lucha , F. F. Schoberl

I present results of a heavy hadron chiral perturbation theory analysis of the decays and masses of the recently discovered excited charm mesons. The present data on the electromagnetic branching ratios are consistent with heavy quark…

High Energy Physics - Phenomenology · Physics 2014-11-18 Thomas Mehen

The mass spectrum of beauty hadrons ($b\overline{b}$ and $bbb$ baryons) and $bb$-diquarks are computed in a non-relativistic phenomenological potential model. The potential comprises of a short-range Coulomb potential, a screened…

High Energy Physics - Phenomenology · Physics 2025-08-15 Raghavendra Kaushal , Bhaghyesh

The mass spectrum of different meson particles is generated using an effective Lagrangian of the extended linear-sigma model (eLSM) for scalar and pseudoscalar meson fields and quark flavors, up, down, strange, and charm. Analytical…

High Energy Physics - Phenomenology · Physics 2024-07-15 Azar I. Ahmadov , Azza A. Alshehri , Abdel Nasser Tawfik

We systematically study the mass spectra and their two-body hadronic decays of the beauty-charm meson family considering the coupled channel effects. Our results can good explain the observed $B_c$ meson spectrum and the prediction of the…

High Energy Physics - Phenomenology · Physics 2024-03-05 Wei Hao , Ruilin Zhu

In this paper, we analyzed the experimentally available radially excited charm mesons to predict the similar spectra for the n=2 bottom mesons. In the heavy quark effective theory, we explore the flavor independent parameters to calculate…

High Energy Physics - Phenomenology · Physics 2018-10-17 Pallavi Gupta , A. Upadhyay

We study the scattering of open-beauty mesons and Goldstone bosons as predicted by the chiral SU(3) Lagrangian. The impact of subleading order chiral interactions to systems with $J^P= 0^+$ and $J^P=1^+$ quantum numbers is worked out. We…

High Energy Physics - Phenomenology · Physics 2022-01-14 Xiao-Yu Guo , Matthias F. M. Lutz

Many hadronic states observed since 2003, especially for the positive-parity charm-strange states $D_{s0}^\ast (2317)$ and $D_{s1}(2460)$, do not conform with the conventional quark model expectations and raise various puzzles in charm…

High Energy Physics - Phenomenology · Physics 2018-09-25 Meng-Lin Du

Inspired by the present experimental status of charmed-strange mesons, we perform a systematic study of the charmed-strange meson family, in which we calculate the mass spectra of the charmed-strange meson family by taking a screening…

High Energy Physics - Phenomenology · Physics 2015-03-27 Qin-Tao Song , Dian-Yong Chen , Xiang Liu , Takayuki Matsuki

We present results for the spectrum of light and strange mesons on configurations with two flavors of mass-degenerate Chirally Improved sea quarks. The calculations are performed on seven ensembles of lattice size 16^3x32 at three different…

High Energy Physics - Lattice · Physics 2015-06-03 Georg P. Engel , C. B. Lang , Markus Limmer , Daniel Mohler , Andreas Schaefer

The global features of spectrum of highly excited light nonstrange mesons can be well understood within both chiral symmetry restoration scenario combined with the relation $M^2\sim J+n$ and within nonrelativistic description based on the…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. S. Afonin

Inspired from the experimental information coming from LHC [2,3] and Babar [4] for radially higher excited charmed mesons, we predict the masses and decays of the n=2 S-wave and P- wave bottom mesons using the effective lagrangian approach.…

High Energy Physics - Phenomenology · Physics 2016-08-31 Pallavi Gupta , A. Upadhyay

Charmed meson resonances with quantum numbers J^P=0^+ and J^P=1^+ are generated in terms of chiral coupled-channel dynamics. At leading order in the chiral expansion a parameter-free prediction is obtained for the scattering of Goldstone…

High Energy Physics - Phenomenology · Physics 2010-12-16 E. E. Kolomeitsev , M. F. M. Lutz

Chiral thermodynamics of charmed mesons is formulated at finite temperature within a $2+1+1$-flavored effective Lagrangian incorporating heavy quark symmetry. The charmed-meson mean fields act as an extra source which breaks the chiral…

High Energy Physics - Phenomenology · Physics 2015-06-22 Chihiro Sasaki

We derive mass formulae for the ground state, J^P = 0^- and 1^-, and first excited even-parity, J^P = 0^+ and 1^+, charmed mesons including one loop chiral corrections and O(1/m_c) counterterms in heavy hadron chiral perturbation theory. We…

High Energy Physics - Phenomenology · Physics 2014-11-18 Thomas Mehen , Roxanne Springer

We use a modified relativistic quark model to study the properties of excited charmed and charmed strange mesons. We calculate the masses and wave functions of conventional charmed and charmed strange mesons incorporating both spin and…

High Energy Physics - Phenomenology · Physics 2025-06-30 Saba Noor , Faisal Akram , Bilal Masud

We evaluate the s-wave interaction of pseudoscalar and vector mesons with both charm and beauty to investigate the possible existence of molecular $BD$, $B^*D$, $BD^*$, $B^*D^*$, $B\bar D$, $B^*\bar D$, $B\bar D^*$ or $B^* \bar D^*$ meson…

High Energy Physics - Phenomenology · Physics 2017-10-04 S. Sakai , L. Roca , E. Oset

In this work we present our model that dynamically generates resonances from charmed and light pseudoscalar and vector mesons. The model generates a rich spectrum of charmed and hidden charm scalar and axial resonances, most of them which…

High Energy Physics - Phenomenology · Physics 2009-05-12 D. Gamermann , E. Oset , B. S. Zou

The discovery of $\Xi_{cc}^{++}$ by the LHCb Collaboration triggers predictions of more doubly charmed baryons. By taking into account both the $P$-wave excitations between the two charm quarks and the scattering of light pseudoscalar…

High Energy Physics - Phenomenology · Physics 2018-11-28 Mao-Jun Yan , Xiao-Hai Liu , Sergi Gonzàlez-Solís , Feng-Kun Guo , Christoph Hanhart , Ulf-G. Meißner , Bing-Song Zou