Wen-Tao Lyu

activity

20232026

most citedEvidence of the low-lying baryon

Σ^{*} (1/ 2^{-})

in the process

Λ_{c}^{+} \to η π^{+} Λ

26 citations · 56 across the 23 of their papers we have counts for

collaborators

24 papers

hep-ph2026

Meson-baryon final-state interactions in the $ψ (3686) \to p K^{-} K_{S}^{0} Ξ ˉ^{0}$ decay

F. C. Sobrinho, Fernando César Sobrinho, Wen-Tao Lyu +3

We study the decay $ψ (3686) \to p K^{-} K ˉ^{0} Ξ ˉ^{0}$ , treating the $ψ (3686)$ as a $c c ˉ$ state and therefore as a singlet under SU(3) transformations in the light-quark sector…

hep-ph2026

Revisiting the $Λ_{c}^{+} \to n π^{+} η$ decay in light of the BESIII measurement

Meng-Yuan Li, Jing Tang, Wen-Tao Lyu +2

Motivated by the recent BESIII measurement, we revisit the $Λ_{c}^{+} \to n π^{+} η$ decay within the chiral unitary approach, including internal and external $W$ -emission mechanisms and fi…

hep-ph2026

Role of the $Σ (1430) (1/ 2^{-})$ in the $J / ψ \to Λ Λ ˉ π^{0}$ reaction

Yu-Shan Ren, Wen-Tao Lyu, Eulogio Oset

We study the $J / ψ \to Λ ˉ Λ π^{0}$ reaction, an isospin violating reaction, by looking at the trios of baryon-antibaryon-pseudoscalar meson that conform a singlet of $SU (3)$ i…

hep-ph2026

Identifying $Σ (1380)$ and $Σ (1430)$ in the $J / ψ \to Λ π Σ ˉ$ reaction

Wen-Tao Lyu, Eulogio Oset, De-Min Li +1

We study the $J / ψ \to Λ π Σ ˉ$ reaction by looking at the $π^{+} Λ$ mass distribution at low energies, in search of signals for the low lying $Σ^{+}$ excited states. Apart from a clear…

hep-ph2026

Unveiling the elusive $Σ (1380)$ resonance through coupled-channel dynamics in $Λ_{c}^{+} \to η π^{+} Λ$ reaction

Wen-Tao Lyu, Si-Wei Liu, Jia-Jun Wu +2

We investigate the $Λ_{c}^{+} \to η π^{+} Λ$ decay measured by the Belle and BESIII Collaborations, focusing on the possible role of the $Σ (1380)$ state with spin-parity $J^{P} = 1/ 2^{-}$ . In o…

hep-ph2026

Role of $a_{0} (1710)$ in the $J / ψ \to ρ^{+} ρ^{-} ω$ and $J / ψ \to γ ρ^{0} ω$ reactions

Wen-Tao Lyu, Luis Roca, Eulogio Oset

We investigate the strong decay $J / ψ \to ρ^{+} ρ^{-} ω$ and the radiative decay $J / ψ \to γ ρ^{0} ω$ , taking into account the $S$ -wave $K^{*} K ˉ^{*}$ , $ρ ω$ and $ρϕ$ final-state interactions, whic…

hep-ph2026★ 1 cited

Role of $Ξ (1690)$ in the $J / ψ \to Ξ^{0} Λ ˉ K^{0}$ reaction

Wen-Tao Lyu, Lian-Rong Dai, Eulogio Oset

Motivated by the recent BESIII measurements of the $J / ψ \to Ξ^{0} Λ ˉ K_{S}^{0} + c . c .$ process, we investigate this reaction by considering the contributions from the $Ξ (1690)$ , $Λ(1890…

hep-ph2026

Study of the $J / ψ \to Λ Σ ˉ^{0} η$ reaction

L. R. Dai, Wen-Tao Lyu, E. Oset

We study the isospin violating $J / ψ \to Λ Σ ˉ^{0} η$ reaction, recently measured by the BESIII collaboration, by looking at the dominant terms with $Σ ˉ^{0}$ and a pair of pseudosc…

hep-ph2026

Role of $Σ (1660)$ in the $K^{-} p \to π^{0} π^{0} Σ^{0}$ reaction

Xing-Yi Ji, Si-Wei Liu, Wen-Tao Lyu +3

The processes of $K^{-} p \to π^{0} π^{0} Σ^{0}$ and $K^{-} p \to π^{0} Λ (1405)$ are studied within the effective Lagrangian approach. In addition to the ``background" contribution from the $u$ …

hep-ph2026

Searching for a $P_{cs} (4200)$ state in the $Λ_{b} \to ϕ η_{c} Λ$ reaction

Wen-Tao Lyu, Eulogio Oset

We propose the $Λ_{b} \to ϕ η_{c} Λ$ reaction to observe a $P_{cs}$ state around $4200$ MeV, predicted at lower masses than expected from comparison with the $P_{c}$ states, stemming as a c…

hep-ph2026★ 1 cited

Search for the low-lying excited baryon $Σ^{*} (1/ 2^{-})$ through process $Λ_{c}^{+} \to Λ K^{0} π^{+}$

Sheng-Chao Zhang, Wen-Tao Lyu, Guan-Ying Wang +2

Motivated by recent BESIII measurements of the singly Cabibbo-suppressed processes $Λ_{c}^{+} \to Λ K^{+} π^{0}$ and $Λ_{c}^{+} \to Λ K_{S}^{0} π^{+}$ , we investigate the process $Λ_{c}^{+} \to Λ K^{0} π^{+}$ …

hep-ph2025

The $D_{s 0}^{} (2317)^{+}$ decay to $D_{s}^{+} π^{0}$ and $D_{s}^{+} γ$

Pei-Sen Su, Wen-Tao Lyu, Wei-Hong Liang +1

We study the strong decay of $D_{s 0}^{*} (2317)^{+}$ to $D_{s}^{+} π^{0}$ considering the coupled channels of $D^{0} K^{+}, D^{+} K^{0}, D_{s}^{+} η$ and $D_{s}^{+} π^{0}$ within a picture for the interaction…

hep-ph2025★ 3 cited

Hadronic decay $D^{+} \to π^{+} η η$ and the $a_{0} (980)$ and $f_{0} (1370)$ contributions

Wen-Tao Lyu, Le-Le Wei, De-Min Li +1

Motivated by the resent BESIII Collaboration measurements of the process $D^{+} \to π^{+} η η$ , we investigate this process by considering the contribution from the resonance $a_{0} (980)$ , w…

hep-ph2025

Revisiting the $Λ_{c}^{+} \to Λ η π^{+}$ and the roles of intermediate resonances

En Wang, Wen-Tao Lyu, Man-Yu Duan +4

In this paper, we first review the theoretical and experimental studies of the process $Λ_{c}^{+} \to π^{+} η Λ$ . Motivated by the recent BESIII and Belle measurements, we have conducted…

hep-ph2025★ 1 cited

The $B^{-} \to J / ψ η^{'} K^{-}$ reaction and the $Y (4710)$ and $K_{0}^{*} (1430)$ contributions

Wen-Tao Lyu, Man-Yu Duan, De-Min Li +3

Motivated by the recent LHCb Collaboration analysis, we have investigated the process $B^{-} \to J / ψ η^{'} K^{-}$ by considering the contributions from the resonances $Y (4710)$ and $K…

hep-ph2025★ 9 cited

Roles of the $N (1535)$ and $a_{0} (980)$ in the process $Λ_{c}^{+} \to π^{+} η n$

Meng-Yuan Li, Wen-Tao Lyu, Li-Juan Liu +1

We have investigated the process $Λ_{c}^{+} \to π^{+} η n$ by taking into account the contributions from the nucleon resonance $N (1535)$ and the scalar meson $a_{0} (980)$ , which could be dyn…

hep-ph2025

Evidence of the open-flavor tetraquark $T_{c s ˉ 2}$ in the process $B^{+} \to D^{*-} D_{s}^{+} π^{+}$

Wen-Tao Lyu, Li-Juan Liu, En Wang

The newly observed open-flavor tetraquark $T_{c s ˉ 0} (2900)$ has attracted many attentions, and searching for its spin partners is crucial to exploring the internal structure of…

hep-ph2025★ 11 cited

Study $Ξ_{c}^{+} \to Λ K ˉ^{0} π^{+}$ and search for the low-lying baryons $Ξ (1/ 2^{-})$ and $Σ (1/ 2^{-})$

Ying Li, Wen-Tao Lyu, Guan-Ying Wang +3

Since searches for the low-lying excited baryons $Ξ (1/ 2^{-})$ and $Σ (1/ 2^{-})$ are crucial to deepening our understanding of the light baryon spectrum, we have investigated the Cabibbo…

hep-ph2024

The $Λ_{c}^{+} \to η π^{+} Λ$ reaction and the $Λ a_{0}^{+} (980)$ and $π^{+} Λ (1670)$ contributions

Man-Yu Duan, Wen-Tao Lyu, Chu-Wen Xiao +4

We study from the theoretical point of view the $Λ_{c}^{+} \to π^{+} η Λ$ reaction, recently measured by the Belle and BESIII Collaborations, where clear signals are observed for $a_0(980)…

hep-ph2024

Possible signal of an exotic $I = 1$ , $J = 2$ state in the $B \to D^{*-} D^{+} K^{+}$ reaction

Wen-Tao Lyu, Man-Yu Duan, Chu-Wen Xiao +2

We study the \proc reaction, showing that a peak in the \dk mass distribution around 2834 MeV reported by LHCb could be associated with a theoretical exotic state with that mass, a…

hep-ph2024★ 4 cited

Theoretical study of the open-flavor tetraquark $T_{c s ˉ} (2900)$ in the process $B ˉ_{s}^{0} \to K^{0} D^{0} π^{0}$

Wen-Tao Lyu, Man-Yu Duan, Xiaoyu Wang +2

Recently, the LHCb Collaboration has measured two decay processes $B^{0} \to D ˉ^{0} D_{s}^{+} π^{-}$ and $B^{+} \to D^{-} D_{s}^{+} π^{+}$ related to isospin symmetry, where two new open-flavor tetraqua…

hep-ph2024

Explore the properties of $Λ (1670)$ in the Cabibbo-favored process $Λ_{c}^{+} \to p K^{-} π^{+}$ decay

Sheng-Chao Zhang, Man-Yu Duan, Wen-Tao Lyu +3

Recently, the Belle and LHCb Collaborations have measured the $Λ_{c}^{+} \to p K^{-} π^{+}$ decay and reported the $p K^{-}$ invariant mass distribution, which shows a clear cusp structure a…

hep-ph2024★ 26 cited

Evidence of the low-lying baryon $Σ^{*} (1/ 2^{-})$ in the process $Λ_{c}^{+} \to η π^{+} Λ$

Wen-Tao Lyu, Sheng-Chao Zhang, Guan-Ying Wang +4

Motivated by the Belle measurements of the process $Λ_{c}^{+} \to η π^{+} Λ$ , we investigate this process by considering the contributions from the $Λ (1670)$ , $a_{0} (980)$ , and $Σ (1385)$ . In…

hep-ph2023

Theoretical study of the open-flavor tetraquark $T_{c s ˉ} (2900)$ in the process $Λ_{b} \to K^{0} D^{0} Λ$

Wen-Tao Lyu, Yun-He Lyu, Man-Yu Duan +3

Recently, the LHCb Collaboration has measured the processes $B^{0} \to D ˉ^{0} D_{s}^{+} π^{-}$ and $B^{+} \to D ˉ^{0} D_{s}^{+} π^{+}$ , where the $D_{s}^{+} π^{-}$ and $D_{s}^{+} π^{+}$ invariant mass distribution…

Meson-baryon final-state interactions in the ψ(3686)→pK−KS0​Ξˉ0 decay

Revisiting the Λc+​→nπ+η decay in light of the BESIII measurement

Role of the Σ(1430)(1/2−) in the J/ψ→ΛΛˉπ0 reaction

Identifying Σ(1380) and Σ(1430) in the J/ψ→ΛπΣˉ reaction

Unveiling the elusive Σ(1380) resonance through coupled-channel dynamics in Λc+​→ηπ+Λ reaction

Role of a0​(1710) in the J/ψ→ρ+ρ−ω and J/ψ→γρ0ω reactions

Role of Ξ(1690) in the J/ψ→Ξ0ΛˉK0 reaction

Study of the J/ψ→ΛΣˉ0η reaction

Role of Σ(1660) in the K−p→π0π0Σ0 reaction

Searching for a Pcs​(4200) state in the Λb​→ϕηc​Λ reaction

Search for the low-lying excited baryon Σ∗(1/2−) through process Λc+​→ΛK0π+

The Ds0∗​(2317)+ decay to Ds+​π0 and Ds∗+​γ

Hadronic decay D+→π+ηη and the a0​(980) and f0​(1370) contributions

Revisiting the Λc+​→Ληπ+ and the roles of intermediate resonances

The B−→J/ψη′K− reaction and the Y(4710) and K0∗​(1430) contributions

Roles of the N(1535) and a0​(980) in the process Λc+​→π+ηn

Evidence of the open-flavor tetraquark Tcsˉ2​ in the process B+→D∗−Ds+​π+

Study Ξc+​→ΛKˉ0π+ and search for the low-lying baryons Ξ(1/2−) and Σ(1/2−)

The Λc+​→ηπ+Λ reaction and the Λa0+​(980) and π+Λ(1670) contributions

Possible signal of an exotic I=1, J=2 state in the B→D∗−D+K+ reaction

Theoretical study of the open-flavor tetraquark Tcsˉ​(2900) in the process Bˉs0​→K0D0π0

Explore the properties of Λ(1670) in the Cabibbo-favored process Λc+​→pK−π+ decay

Evidence of the low-lying baryon Σ∗(1/2−) in the process Λc+​→ηπ+Λ

Theoretical study of the open-flavor tetraquark Tcsˉ​(2900) in the process Λb​→K0D0Λ

Meson-baryon final-state interactions in the $ψ (3686) \to p K^{-} K_{S}^{0} Ξ ˉ^{0}$ decay

Revisiting the $Λ_{c}^{+} \to n π^{+} η$ decay in light of the BESIII measurement

Role of the $Σ (1430) (1/ 2^{-})$ in the $J / ψ \to Λ Λ ˉ π^{0}$ reaction

Identifying $Σ (1380)$ and $Σ (1430)$ in the $J / ψ \to Λ π Σ ˉ$ reaction

Unveiling the elusive $Σ (1380)$ resonance through coupled-channel dynamics in $Λ_{c}^{+} \to η π^{+} Λ$ reaction

Role of $a_{0} (1710)$ in the $J / ψ \to ρ^{+} ρ^{-} ω$ and $J / ψ \to γ ρ^{0} ω$ reactions

Role of $Ξ (1690)$ in the $J / ψ \to Ξ^{0} Λ ˉ K^{0}$ reaction

Study of the $J / ψ \to Λ Σ ˉ^{0} η$ reaction

Role of $Σ (1660)$ in the $K^{-} p \to π^{0} π^{0} Σ^{0}$ reaction

Searching for a $P_{cs} (4200)$ state in the $Λ_{b} \to ϕ η_{c} Λ$ reaction

Search for the low-lying excited baryon $Σ^{*} (1/ 2^{-})$ through process $Λ_{c}^{+} \to Λ K^{0} π^{+}$

The $D_{s 0}^{} (2317)^{+}$ decay to $D_{s}^{+} π^{0}$ and $D_{s}^{+} γ$

Hadronic decay $D^{+} \to π^{+} η η$ and the $a_{0} (980)$ and $f_{0} (1370)$ contributions

Revisiting the $Λ_{c}^{+} \to Λ η π^{+}$ and the roles of intermediate resonances

The $B^{-} \to J / ψ η^{'} K^{-}$ reaction and the $Y (4710)$ and $K_{0}^{*} (1430)$ contributions

Roles of the $N (1535)$ and $a_{0} (980)$ in the process $Λ_{c}^{+} \to π^{+} η n$

Evidence of the open-flavor tetraquark $T_{c s ˉ 2}$ in the process $B^{+} \to D^{*-} D_{s}^{+} π^{+}$

Study $Ξ_{c}^{+} \to Λ K ˉ^{0} π^{+}$ and search for the low-lying baryons $Ξ (1/ 2^{-})$ and $Σ (1/ 2^{-})$

The $Λ_{c}^{+} \to η π^{+} Λ$ reaction and the $Λ a_{0}^{+} (980)$ and $π^{+} Λ (1670)$ contributions

Possible signal of an exotic $I = 1$ , $J = 2$ state in the $B \to D^{*-} D^{+} K^{+}$ reaction

Theoretical study of the open-flavor tetraquark $T_{c s ˉ} (2900)$ in the process $B ˉ_{s}^{0} \to K^{0} D^{0} π^{0}$

Explore the properties of $Λ (1670)$ in the Cabibbo-favored process $Λ_{c}^{+} \to p K^{-} π^{+}$ decay

Evidence of the low-lying baryon $Σ^{*} (1/ 2^{-})$ in the process $Λ_{c}^{+} \to η π^{+} Λ$

Theoretical study of the open-flavor tetraquark $T_{c s ˉ} (2900)$ in the process $Λ_{b} \to K^{0} D^{0} Λ$