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2025 Vol. 49, No. 6

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2025-6 Contents
2025, 49(6): 1-3.
Abstract:
PARTICLES AND FIELDS
Search for the leptonic decay {\boldsymbol D^{\bf +}{\bf\to}{\boldsymbol e}^{\bf +}\boldsymbol\nu_{\boldsymbol e}}
M. Ablikim, M. N. Achasov, P. Adlarson, O. Afedulidis, X. C. Ai, R. Aliberti, A. Amoroso, Q. An, Y. Bai, O. Bakina, I. Balossino, Y. Ban, H.-R. Bao, V. Batozskaya, K. Begzsuren, N. Berger, M. Berlowski, M. Bertani, D. Bettoni, F. Bianchi, E. Bianco, A. Bortone, I. Boyko, R. A. Briere, A. Brueggemann, H. Cai, X. Cai, A. Calcaterra, G. F. Cao, N. Cao, S. A. Cetin, X. Y. Chai, J. F. Chang, G. R. Che, Y. Z. Che, G. Chelkov, C. Chen, C. H. Chen, Chao Chen, G. Chen, H. S. Chen, H. Y. Chen, M. L. Chen, S. J. Chen, S. L. Chen, S. M. Chen, T. Chen, X. R. Chen, X. T. Chen, Y. B. Chen, Y. Q. Chen, Z. J. Chen, Z. Y. Chen, S. K. Choi, G. Cibinetto, F. Cossio, J. J. Cui, H. L. Dai, J. P. Dai, A. Dbeyssi, R. E. de Boer, D. Dedovich, C. Q. Deng, Z. Y. Deng, A. Denig, I. Denysenko, M. Destefanis, F. De Mori, B. Ding, X. X. Ding, Y. Ding, J. Dong, L. Y. Dong, M. Y. Dong, X. Dong, M. C. Du, S. X. Du, Y. Y. Duan, Z. H. Duan, P. Egorov, Y. H. Fan, J. Fang, S. S. Fang, W. X. Fang, Y. Fang, Y. Q. Fang, R. Farinelli, L. Fava, F. Fel
2025, 49(6): 063001. doi: 10.1088/1674-1137/adc11d
Abstract:
We search for the leptonic decay \begin{document}$ D^+\to e^+\nu_{e} $\end{document} using an \begin{document}$ e^+e^- $\end{document} collision data sample with an integrated luminosity of 20.3 fb\begin{document}$ ^{-1} $\end{document} collected wit...
Full next-to-leading order calculations for dark matter pair production in the leptoquarks plus dark matter model
Dazhuang He, Yu Zhang, Hao Sun
2025, 49(6): 063101. doi: 10.1088/1674-1137/adb387
Abstract:
The processes involving leptons plus missing energy (and jets) at lepton colliders (electron–positron and muon colliders) are studied in the leptoquarks plus dark matter (DM) model. We calculate the full next-to-leading order (NLO) corrections, inclu...
Roles of {\boldsymbol\Delta(\bf 1232)}, {\boldsymbol N^*(\bf 1520)}, and {\boldsymbol N^*(\bf 1650)} resonances in {\boldsymbol\gamma \boldsymbol p\to \boldsymbol\pi^{\bf 0} \boldsymbol\pi^{\bf 0}\boldsymbol p} reaction within an effective Lagrangian approach
Meng-Yuan Dai, Si-Wei Liu, Cheng Chen, De-Min Li, En Wang, Ju-Jun Xie
2025, 49(6): 063102. doi: 10.1088/1674-1137/adbc80
Abstract:
The roles of the \begin{document}$ \Delta (1232) $\end{document}, \begin{document}$ {N}^{*}(1520) $\end{document}, and \begin{document}$ {N}^{*}(1650) $\end{document} resonances in the \begin{document}$ \gamma p\to{\pi }^{0}{\pi }^{0}p $\end{documen...
Triply charmed baryons mass decomposition from lattice QCD
Jin-Bo Li, Long-Cheng Gui, Wen Qin, Wei Sun, Jian Liang
2025, 49(6): 063103. doi: 10.1088/1674-1137/adc0f4
Abstract:
We present the first calculation of the connected scalar matrix element and the momentum fraction of the charm quark within the \begin{document}${3}/{2}^{+}$\end{document} and \begin{document}${3}/{2}^{-}$\end{document} triply charmed baryons on latt...
Constraining vector dark matter and dark photon with degenerate mass in a hidden local SU(2) model
Takaaki Nomura, Xinran Xu
2025, 49(6): 063104. doi: 10.1088/1674-1137/adb2fe
Abstract:
We discuss almost degenerate vector dark matter and dark photonsinduced from the hidden \begin{document}$ S U(2)_H $\end{document} gauge sector, where it is spontaneously broken by the vacuum expectation value of \begin{document}$ S U(2)_H $\end{docu...
Note on single-trace EYM amplitudes with MHV configuration
Zhirun Li, Yi-Jian Du
2025, 49(6): 063105. doi: 10.1088/1674-1137/adc189
Abstract:
In the maximally-helicity-violating (MHV) configuration, tree-level single-trace Einstein-Yang-Mills (EYM) amplitudes with one or two gravitons have been shown to satisfy a formula in which each graviton splits into a pair of collinear gluons. In thi...
Correlations and fluctuations in a magnetized PNJL model with and without the inverse magnetic catalysis effect
Shijun Mao
2025, 49(6): 063106. doi: 10.1088/1674-1137/adbc82
Abstract:
Correlation \begin{document}$ \chi^{BQ}_{11} $\end{document} and quadratic fluctuations \begin{document}$ \chi^B_2,\ \chi^Q_2,\ \chi^T_2 $\end{document} of baryon number B, electric charge Q, and temperature T are investigated in a two-flavor Polyak...
Lattice QCD study of ΛcΛc scattering
Hanyang Xing, Yiqi Geng, Chuan Liu, Liuming Liu, Peng Sun, Jiajun Wu, Zhicheng Yan, Ruilin Zhu
2025, 49(6): 063107. doi: 10.1088/1674-1137/adc11f
Abstract:
We present the first lattice result of the near threshold \begin{document}$ \Lambda_c\Lambda_c $\end{document} scattering with \begin{document}$ I(J^P) = 0(0^+) $\end{document}. The calculation is performed on two \begin{document}$ N_f = 2+1 $\end{do...
Strong decays of the fully charmed tetraquark states with explicit P-waves via QCD sum rules
Xiao-Song Yang, Zhi-Gang Wang
2025, 49(6): 063108. doi: 10.1088/1674-1137/adc081
Abstract:
We introduce a relative P-wave to construct the doubly charmed diquark \begin{document}$ (\widetilde{V}) $\end{document} vector. Therefore, scalar and tensor four-quark currents were constructed to investigate the decay widths of the fully charmed te...
NUCLEAR PHYSICS
Electron-ion collision spectroscopy at the CRYRING@ESR electron cooler
C. Brandau, S. Fuchs, V. Hannen, E. O. Hanu, C. Krantz, M. Lestinsky, M. Looshorn, E. B. Menz, S. X. Wang, S. Schippers
2025, 49(6): 064001. doi: 10.1088/1674-1137/adbf81
Abstract:
Electron-ion collision spectroscopy at heavy-ion storage rings aims at precision measurements of resonance features that occur in the cross sections of electron collision processes such as electron-impact ionization of ions or electron-ion recombinat...
Near-barrier fusion of 16,18O + 50Cr: the role of positive Q-value two-neutron stripping channel
H. R. Duan, H. M. Jia, C. J. Lin, L. Yang, N. R. Ma, P. W. Wen, F. Yang, T. P. Luo, H. Q. Zhang
2025, 49(6): 064002. doi: 10.1088/1674-1137/adbe3d
Abstract:
To study the coupling effect of the positive Q-value two-neutron stripping channel in the sub-barrier of \begin{document}$ ^{18} {\rm{O}}$\end{document} + \begin{document}$ ^{50} {\rm{Cr}}$\end{document}, the fusion excitation functions were measured...
Probing the mass effect of heavy quark jets in high-energy nuclear collisions
Sa Wang, Shuang Li, Yao Li, Ben-Wei Zhang, Enke Wang
2025, 49(6): 064101. doi: 10.1088/1674-1137/adb385
Abstract:
The production of heavy-quark (HQ) jets is a new area that addresses the mass effect of jet quenching in heavy-ion physics. This paper presents a theoretical study of HQ jet yield suppression in Pb+Pb collisions at the Large Hadron Collider (LHC) and...
Neutrino-nucleus reaction cross sections in supernova explosion
Na Song, Zhi-Hong Li, Ge-Xing Li, Chen Chen, Chao Dong, Jun-Wen Tian, Zhi-Cheng Zhang, Jia-Ying-Hao Li
2025, 49(6): 064102. doi: 10.1088/1674-1137/adc0f5
Abstract:
Neutrino-induced nuclear reactions play a crucial role in astrophysical nucleosynthesis. When a supernova explodes, the neutrino shockwave interacts with the outer material of the star to induce the neutrino-process (ν-process), which is essential fo...
New approach to studying alpha decay and cluster radioactivity using an extended form of the Sextic potential
V. P. Ndzono, A. Zarma, P. MahTsila, J. M. Ema'a Ema'a, P. Ele Abiama, G. H. Ben-Bolie
2025, 49(6): 064103. doi: 10.1088/1674-1137/adb567
Abstract:
In this study, we systematically investigate the α decay half-lives of 263 emitters in the \begin{document}$ 52\leq Z\leq 107 $\end{document}region and clusters 14C, 20O, 23Fe, 24,25,26Ne, 28,30Mg, and 32,34Si in the presence of an extended form of t...
Configuration-interaction relativistic Hartree-Fock model
Jia Liu, Yi-Fei Niu, Wen-Hui Long
2025, 49(6): 064104. doi: 10.1088/1674-1137/adbdba
Abstract:
The configuration interaction relativistic Hartree-Fock (CI-RHF) model is developed in this work. Compared to the conventional configuration interaction shell model (CISM), the CI-RHF model can be applied to study the structural properties of a wide ...
Implication of shell quenching in scandium isotopes around N=20
Rong An, Xiang Jiang, Na Tang, Li-Gang Cao, Feng-Shou Zhang
2025, 49(6): 064105. doi: 10.1088/1674-1137/adb416
Abstract:
Shell closure structures are commonly observed phenomena associated with nuclear charge radii throughout the nuclide chart. Inspired by recent studies demonstrating that the abrupt change can be clearly observed in the charge radii of the scandium is...
Sub-barrier fusion analysis of 40Ca + 46,48,50Ti systems
Samiksha, Manjeet Singh, Vijay, Anand Kumar
2025, 49(6): 064106. doi: 10.1088/1674-1137/adb8b8
Abstract:
Considering the simple Wong formula, simple Wong formula with deformed choice of nuclear potential, symmetric-asymmetric Gaussian barrier distribution (SAGBD) model, and coupled channel approach, this work investigates the fusion mechanism of 40Ca + ...
Theoretical study of optimal synthesis conditions for superheavy element Z = 119
Fang-Yu Chen, Jia-Xing Li, Hong-Fei Zhang
2025, 49(6): 064107. doi: 10.1088/1674-1137/adbe3e
Abstract:
To optimize the reaction conditions for synthesizing the superheavy element \begin{document}$Z = 119$\end{document}, we examined various combinations of projectiles and target nuclei used by different countries: Japan with \begin{document}$^{51}\text...
Nuclear stability and ratio of kinetic to potential energy
Ke-Hu Wang, Zhang-Ya Wang, Ning Wang, Min Liu
2025, 49(6): 064108. doi: 10.1088/1674-1137/adc3ff
Abstract:
The Skyrme energy density functional was used to systematically analyze the ratio of repulsive kinetic to attractive potential energy (\begin{document}$ T/U $\end{document}) for even-even nuclei in their ground states. Notably, the nuclei with maxima...
Iso-scalar liquid drop model fitting experimental binding energies within the macro-micro approach
Krzysztof Pomorski, Zhigang Xiao
2025, 49(6): 064109. doi: 10.1088/1674-1137/adc2d9
Abstract:
A new liquid drop model with iso-scalar volume and surface energy terms is applied to reproduce experimentally known masses of nuclei with a number of protons and neutrons larger or equal to twenty. The ground-state microscopic energy corrections are...
Collective impact of higher-order deformations of target nuclei on the fusion dynamics of heavy-ion induced reactions
Harshit Sharma, Raj Kumar, Manoj K. Sharma
2025, 49(6): 064110. doi: 10.1088/1674-1137/adbace
Abstract:
Several studies on fusion reaction dynamics focused on the impact of quadrupole \begin{document}$\beta_2^{\pm}$\end{document} deformation. However, existing literature highlights the importance of the octupole \begin{document}$\beta_3^{\pm}$\end{docu...
Extraction of nuclear imaginary potential from the excitation function of backward quasi-elastic scattering
Hui-yan Li, Cheng-jian Lin, Lei Yang, Hui-ming Jia, Pei-wei Wen, Nan-ru Ma, Feng Yang, Tian-Peng Luo, Chang Chang, Hai-rui Duan, Song-xian Zhu, Cheng Yin, Zhi-jie Huang, Hao-rui Wang, Ze-rui Fan, Ling-yi Fu
2025, 49(6): 064111. doi: 10.1088/1674-1137/adbd18
Abstract:
The nuclear potential is a cornerstone in the study of nuclear structures and reactions. Research on the real part of nuclear potential has been well described using various models; however, that on the imaginary part of nuclear potential remains ins...
Explanation of the nature of the island of inversion exhibited by 32Mg at the Hartree-Fock-Bogoliubov level and beyond
Yong Peng, Jia Liu, Jing Geng, Yi Fei Niu, Wen Hui Long
2025, 49(6): 064112. doi: 10.1088/1674-1137/adc7e0
Abstract:
This study presents an explanation of the nature of the island of inversion exhibited by the unstable nucleus 32Mg through the application of the axially deformed relativistic Hartree-Fock-Bogoliubov (D-RHFB) and configuration-interaction relativisti...
PARTICLE AND NUCLEAR ASTROPHYSICS AND COSMOLOGY
Thermodynamics of Schwarzschild-AdS black hole in non-commutative geometry
Rui-Bo Wang, Shi-Jie Ma, Lei You, Jian-Bo Deng, Xian-Ru Hu
2025, 49(6): 065101. doi: 10.1088/1674-1137/adbacd
Abstract:
In this paper, we study the thermodynamics of Schwarzschild-anti-de Sitter black holes within the framework of non-commutative geometry. By solving the Einstein equation, we derive the corrected Schwarzschild-AdS black hole with Lorentzian distributi...
Traces of quantum fuzziness on the black hole shadow and particle deflection in the multi-fractional theory of gravity
Reggie C. Pantig
2025, 49(6): 065102. doi: 10.1088/1674-1137/adb9c6
Abstract:
In this study, we investigate the properties of black holes within the framework of multi-fractional theories of gravity, focusing on the effects of q-derivatives and weighted derivatives. These modifications, which introduce scale-dependent spacetim...
Nanohertz gravitational waves and primordial quark nuggets from dense QCD matter in the early Universe
Jingdong Shao, Hong Mao, Mei Huang
2025, 49(6): 065103. doi: 10.1088/1674-1137/adbeeb
Abstract:
Affleck-Dine baryogenesis generated high baryon density in the early Universe. The baryon chemical potential enhanced the potential barrier and significantly reduced the decay rate of false vacuum, which decreased from infinity at the critical end po...
Holographic image features of an AdS black hole in Einstein-power-Yang-Mills gravity
Xin-Yun Hu, Ke-Jian He, Xiao-Xiong Zeng
2025, 49(6): 065104. doi: 10.1088/1674-1137/adb9c7
Abstract:
Using the AdS/CFT correspondence, we investigate the holographic image of an AdS black hole in Einstein-power-Yang-Mills gravity. The AdS boundary hosts a Gaussian oscillation source, which induces a lensed response on the opposite side of the bounda...
Traversable wormholes in AdS and entanglement
Hua-Chao Liu, Rong-Xin Miao
2025, 49(6): 065105. doi: 10.1088/1674-1137/adbd1b
Abstract:
A traversable wormhole generally violates the averaged null energy condition, typically requiring exotic matter. Recently, it was discovered that a traversable wormhole can be realized with non-exotic matter in Einstein-Dirac-Maxwell theories in flat...
Lorentz-symmetry violation in charged black-hole thermodynamics and gravitational lensing: effects of the Kalb-Ramond field
Mert Mangut, Huriye Gürsel, İzzet Sakallı
2025, 49(6): 065106. doi: 10.1088/1674-1137/adbacf
Abstract:
This study investigates the consequences of Lorentz-symmetry violation in the thermodynamics and gravitational lensing of charged black holes coupled to the Kalb-Ramond field. We first explore the impact of Lorentz-violating parameters on key thermod...
Shadow cast by the Kerr MOG black hole under the influence of plasma and constraints from EHT observations
Saira Yasmin, Khadije Jafarzade, Mubasher Jamil
2025, 49(6): 065107. doi: 10.1088/1674-1137/adb9c5
Abstract:
The study of black hole (BH) shadows provides crucial insights into the nature of strong gravitational effects and the intricate structure of spacetime surrounding BHs. In this study, we investigate the shadow of a Kerr MOG BH in a plasma environment...

ISSN 1674-1137 CN 11-5641/O4

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