Xin-Heng Guo

activity

20202026

S

-wave

D_{s} D ˉ_{s}

bound state

1 citations · 2 across the 13 of their papers we have counts for

collaborators

13 papers

hep-ph2026

Possible Bound States in the $D^{} D ˉ^{}$ / $B^{} B ˉ^{}$ and $D^{} D^{}$ / $B ˉ^{} B ˉ^{}$ Systems within the Bethe-Salpeter Formalism

Ce Li, Jing-Juan Qi, Zhu-Feng Zhang +2

We investigate possible $S$ -wave bound states in the $D^{*} D ˉ^{*}$ , $B^{*} B ˉ^{*}$ , $D^{*} D^{*}$ , and $B ˉ^{*} B ˉ^{*}$ systems within the Bethe-Salpeter forma…

hep-ph2026

Contributions of interference and non-interference components to CP asymmetries in heavy meson decays

Jing-Juan Qi, Yi-Fan Zhao, Jin-Xia Liu +3

In multi-body decays of heavy mesons, conventional CP asymmetry observables obtained by integrating over the full phase space are insensitive to the higher-order wave expansion con…

hep-ph2026

Production of $D_{s} D ˉ_{s}$ and $D D ˉ$ bound states in the $B$ decays within the Bethe-Salpeter framework

Zhen-Yang Wang, Jing-Juan Qi, Zhen-Hua Zhang +1

Within the Bethe--Salpeter framework, we investigate the production of possible $D_{s} D ˉ_{s}$ $(X_{s s ˉ})$ and $D D ˉ$ $(X_{q q ˉ})$ bound states in $B$ decays. The boun…

hep-ph2026

Direct $C P$ violation in $D^{\pm} \to π^{\pm} π^{+} π^{-}$ with $a_{0}^{0} (980) - f_{0} (980)$ mixing

Shi-Ji Cao, Jing-Juan Qi, Yi-Fan Zhao +3

We investigate the direct $C P$ violation in the decay $D^{\pm} \to π^{\pm} π^{+} π^{-}$ incorporating the $a_{0}^{0} (980)$ - $f_{0} (980)$ mixing mechanism. The integrated mixing intensities $\over…

hep-ph2025

Normalization of partial wave CP asymmetries in three-body decays of heavy hadrons

Jing-Juan Qi, Zhen-Yang Wang, Zhen-Hua Zhang +1

CP violation in hadronic multi-body decays has been extensively studied, and the experimental breakthrough in the heayy baryon sector was made recently. Partial-Wave CP Asymmetries…

hep-ph2025

The spectra of $b c b ˉ c ˉ$ tetraquark states from a diquark-antidiquark perspective

Zhen-Yang Wang, Jing-Juan Qi, Zhen-Hua Zhang +1

Within the diquark-antidiquark framework, this study investigates the masses of ground-state tetraquarks composed of heavy charm ( $c$ ) and bottom ( $b$ ) quarks and antiquarks, using…

hep-ph2025

Full analysis of CP violation induced by the decay angular correlations in four-body cascade decays of heavy hadrons

Zhen-Hua Zhang, Jian-Yu Yang, Xin-Heng Guo

The violation of the charge-parity (CP) transformation symmetry, which although has been observed in plenty of pure meson decay processes, was only confirmed just very recently by…

hep-ph2024

Probing the soft rescattering parameters in $B$ decays involving a scalar meson with QCD factorization

Jing-Juan Qi, Zhen-Yang Wang, Zhen-Hua Zhang +2

In this work, the soft rescattering parameters in the $B^{\pm} \to π^{\pm} π^{+} π^{-}$ and $B^{\pm} \to K^{\pm} π^{+} π^{-}$ decays with the light scalar meson $f_{0} (500)$ as the interme…

hep-ph2024

Possible bound states of Heavy Baryonium and Heavy Dibaryon systems

Jing-Juan Qi, Zhen-Hua Zhang, Xin-Heng Guo +1

In this work, we systematically study the heavy baryonium and heavy dibaryon systems using the Bethe-Salpeter equation in the ladder and instantaneous approximations for the kernel…

hep-ph2024

Decay-angular-distribution correlated $C P$ violation in heavy hadron cascade decays

Yu-Jie Zhao, Zhen-Hua Zhang, Xin-Heng Guo

$C P$ violation in baryon decay processes is still undiscovered to date. We present a general analysis of the decay-angular-distributions and the corresponding $C P$ asymmetries…

hep-ph2024

The masses and decay widths of the $S$ -wave $Λ_{c} Λ ˉ_{c}$ bound states

Shi-Ji Cao, Jing-Juan Qi, Xin-Heng Guo +1

In this work, we investigate possible bound states of the $Λ_{c} Λ ˉ_{c}$ system in the Bethe-Salpeter formalism in the ladder and instantaneous approximations. By numerically solving…

hep-ph2023★ 1 cited

The properties of the $S$ -wave $D_{s} D ˉ_{s}$ bound state

Jing-Juan Qi, Zhen-Yang Wang, Zhu-Feng Zhang +1

In this work, we investigate possible bound states of the $D_{s} D ˉ_{s}$ system in the Bethe-Salpeter formalism in the ladder and instantaneous approximations. By numerically solvi…

hep-ph2020★ 1 cited

Phenomenological studies on the $B ˉ^{0} \to [K^{-} π^{+}]_{S / V} [π^{+} π^{-}]_{V / S} \to K^{-} π^{+} π^{+} π^{-}$ decay

Jing-Juan Qi, Zhen-Yang Wang, Zhu-Feng Zhang +1

Within the quasi-two-body decay model, we study the localized $C P$ violation and branching fraction of the four-body decay $\bar{B}^0\rightarrow [K^-π^+]_{S/V}[π^+π^-]_{V/S} \right…

Possible Bound States in the D∗Dˉ∗/B∗Bˉ∗ and D∗D∗/Bˉ∗Bˉ∗ Systems within the Bethe-Salpeter Formalism

Contributions of interference and non-interference components to CP asymmetries in heavy meson decays

Production of Ds​Dˉs​ and DDˉ bound states in the B decays within the Bethe-Salpeter framework

Direct CP violation in D±→π±π+π− with a00​(980)−f0​(980) mixing

Normalization of partial wave CP asymmetries in three-body decays of heavy hadrons

The spectra of bcbˉcˉ tetraquark states from a diquark-antidiquark perspective

Full analysis of CP violation induced by the decay angular correlations in four-body cascade decays of heavy hadrons

Probing the soft rescattering parameters in B decays involving a scalar meson with QCD factorization

Possible bound states of Heavy Baryonium and Heavy Dibaryon systems

Decay-angular-distribution correlated CP violation in heavy hadron cascade decays

The masses and decay widths of the S-wave Λc​Λˉc​ bound states

The properties of the S-wave Ds​Dˉs​ bound state

Phenomenological studies on the Bˉ0→[K−π+]S/V​[π+π−]V/S​→K−π+π+π− decay

Possible Bound States in the $D^{} D ˉ^{}$ / $B^{} B ˉ^{}$ and $D^{} D^{}$ / $B ˉ^{} B ˉ^{}$ Systems within the Bethe-Salpeter Formalism

Production of $D_{s} D ˉ_{s}$ and $D D ˉ$ bound states in the $B$ decays within the Bethe-Salpeter framework

Direct $C P$ violation in $D^{\pm} \to π^{\pm} π^{+} π^{-}$ with $a_{0}^{0} (980) - f_{0} (980)$ mixing

The spectra of $b c b ˉ c ˉ$ tetraquark states from a diquark-antidiquark perspective

Probing the soft rescattering parameters in $B$ decays involving a scalar meson with QCD factorization

Decay-angular-distribution correlated $C P$ violation in heavy hadron cascade decays

The masses and decay widths of the $S$ -wave $Λ_{c} Λ ˉ_{c}$ bound states

The properties of the $S$ -wave $D_{s} D ˉ_{s}$ bound state

Phenomenological studies on the $B ˉ^{0} \to [K^{-} π^{+}]_{S / V} [π^{+} π^{-}]_{V / S} \to K^{-} π^{+} π^{+} π^{-}$ decay