Chinese Physics C

Model for Glauber-type calculations of beam fragmentation at low energies

A. N. Ismailova, Yu. L. Parfenova, P. G. Sharov, D. M. Janseitov

2025, 49(5): 054106. doi: 10.1088/1674-1137/adb2fc

Abstract:
In this study, a Glauber-type model for describing nuclear fragmentation in light targets at energies below 100

$A\cdot$ MeV is presented. It is developed based on the Glauber model within the nucleon transparent limit, in which the Lorentz-invariant ...

Effect of nucleus deformation on final-state flow harmonics

Henrique Mascalhusk, Dener S. Lemos, Otavio Socolowski Jr., Wei-Liang Qian, Sandra S. Padula, Rui-Hong Yue

2025, 49(5): 054110. doi: 10.1088/1674-1137/adb306

Abstract:
In this study, we explore the effect of the deformation of nuclei on collective flow in relativistic heavy-ion collisions. The parameter associated with the geometrical deformation in the Glauber model is tuned to reproduce the empirical multiplicity...

Sub-barrier fusion cross sections: role of Pauli blocking and isospin asymmetry

Weiwen Deng, Kaixuan Cheng, Chang Xu

2025, 49(5): 054109. doi: 10.1088/1674-1137/ada34f

Abstract:
Heavy-ion fusion reactions are relevant to numerous important issues in the stellar environment as well as in the synthesis of new nuclides and superheavy elements. In this study, the role of Pauli blocking and the isospin effect in sub-barrier fusio...

Impact of quadrupole and hexadecapole deformations and associated orientations on a variety of asymmetric nuclear reactions

Diksha, Harshit Sharma, Manoj K. Sharma

2025, 49(5): 054108. doi: 10.1088/1674-1137/ada7d0

Abstract:
The present manuscript investigates the fusion-ER cross-sections of different projectile-target combinations, namely, ¹⁶O+^148,150Nd, ¹⁶⁵Ho, ¹⁹⁴Pt, ¹⁸O+¹⁴⁸Nd, ¹⁹⁴Pt, ¹⁹²Os, ¹⁹F+¹⁸⁸Os, and ³⁰Si+¹⁷⁰Er, consisting of quadrupole (

$\beta_2$ ) and hexadeca...

Predictions for the synthesis of new superheavy nuclei with a ²⁵²Cf target

Ming-Hao Zhang, Ying Zou, Mei-Chen Wang, Qing-Lin Niu, Gen Zhang, Feng-Shou Zhang

2025, 49(5): 054107. doi: 10.1088/1674-1137/ada3cc

Abstract:
The

$^{252} {\rm{Cf}}$ isotope produced at Oak Ridge National Laboratory is a promising target material for the synthesis of new superheavy nuclei through fusion reaction experiments. Within the framework of the dinuclear system model, reaction syst...

Coexistence and band mixing in ^114,116Cd

Amir Jalili

2025, 49(5): 054105. doi: 10.1088/1674-1137/adb2f8

Abstract:
Cd isotopes exhibit multiphonon excitations involving particle-hole configurations, which makes them potential candidates for studying the coexistence of normal and intruder states. However, the presence of intruder states in Cd isotopes is more pron...

Exploring percolation phase transition in the three-dimensional Ising model with machine learning

Ranran Guo, Xiaobing Li, Rui Wang, Shiyang Chen, Yuanfang Wu, Zhiming Li

2025, 49(5): 054103. doi: 10.1088/1674-1137/adaa59

HTML

PDF

Abstract:
Studying percolation phase transitions offers valuable insights into the characteristics of phase transitions, shedding light on the underlying mechanisms that govern the formation of global connectivity within a system. We explore the percolation ph...

Symmetry energy effect on hot nuclear matter and proto-neutron stars

Xuhao Wu, Peng-Cheng Chu, Min Ju, He Liu

2025, 49(5): 054102. doi: 10.1088/1674-1137/adaa58

Abstract:
We examine the effects of symmetry energy on proto-neutron stars (PNSs) using an equation of state (EOS) described by the relativistic mean-field (RMF) model. The thermal properties of dense matter and the bulk properties of PNSs are investigated und...

Three-nucleon correlations in light nuclei yield ratios from the AMPT model for QCD critical point investigations

Ning Yu, Zuman Zhang, Hongge Xu, Zhong Zhu

2025, 49(5): 054101. doi: 10.1088/1674-1137/ad9306

Abstract:
This study uses the AMPT model in Au+Au collisions to study the influence of the three nucleon correlation

$C_{n^2p}$ on light nuclei yield ratios. Neglecting

$C_{n^2p}$ results in an overestimated relative neutron density fluctuation extraction....

Neutrino observables in gauged

${\boldsymbol U({\bf 1})_{\boldsymbol L_{\boldsymbol\alpha}- {\boldsymbol L}_{\boldsymbol\beta}} }$ models with two Higgs doublet and one singlet scalars

Yuanchao Lou, Takaaki Nomura

2025, 49(5): 053003. doi: 10.1088/1674-1137/adabce

HTML

PDF

Abstract:
We discuss neutrino sector in models with two Higgs doublet and one singlet scalar fields under local

$U(1)_{L_\alpha- L_\beta}$ symmetry. A neutrino mass matrix is formulated for these models via a type-I seesaw mechanism by introducing right-hand...

One-loop analytical expressions for gg/γγ → ϕ_iϕ_j in Higgs extensions of the standard model and their applications

Khiem Hong Phan, Dzung Tri Tran, Thanh Huy Nguyen

2025, 49(5): 053102. doi: 10.1088/1674-1137/ada3cd

HTML

PDF

Abstract:
General one-loop formulas for loop-induced processes

$gg/\gamma \gamma \rightarrow \phi_i\phi_j$ with

$\phi_i\phi_j = hh,~hH,~HH$ are presented in this paper. The analytic expressions evaluated in this study are valid for a class of Higgs Extensions ...

R² corrections to holographic heavy quarkonium dissociation

Zhou-Run Zhu, Manman Sun, Rui Zhou, Jinzhong Han

2025, 49(5): 053101. doi: 10.1088/1674-1137/ada95f

HTML

PDF

Abstract:
In this study, we investigate the

$R^2$ corrections to the dissociation of heavy quarkonium in the Gauss-Bonnet gravitational background. We analyze the impact of the Gauss-Bonnet parameter

$\lambda_{\rm GB}$ on the spectral function of charmonium an...

Investigation of spectral properties of ¹¹Be in breakup reactions

D S Valiolda, D M Janseitov, V S Melezhik

2025, 49(5): 054111. doi: 10.1088/1674-1137/adb2fb

Abstract:
We investigate the breakup of the

$^{11} {\rm{Be}}$ halo nucleus on a light target (

$^{12} {\rm{C}}$ ) within the quantum-quasiclassical approach in a wide range of beam energy (5–67 MeV/nucleon), including bound states and low-lying resonances in d...

Off-equatorial deflections and gravitational lensing. II. In general stationary and axisymmetric spacetimes

Xinguang Ying, Junji Jia

2025, 49(5): 055103. doi: 10.1088/1674-1137/ada34a

Abstract:
In this work, we develop a general perturbative procedure to determine the off-equatorial plane deflections in the weak deflection limit in general stationary and axisymmetric spacetimes, enabling the existence of the generalized Carter constant. Def...

α decay properties of superheavy nuclei based on optimized α decay energies

Jun-Gang Deng, Jia-Xing Li, Jun-Hao Cheng, Lin Mu, Hong-Fei Zhang

2025, 49(5): 054104. doi: 10.1088/1674-1137/adb2fa

Abstract:
In this study, the accuracy of the Finite-Range Droplet Model 2012 (FRDM) in describing the α decay energies of the 947 known heavy and superheavy nuclei is investigated. We find evident discrepancies between the α decay energies obtained using the F...

Measurements of decay branching fractions of the Higgs boson to hadronic final states at the CEPC

Xiaotian Ma, Zuofei Wu, Jinfei Wu, Yanping Huang, Gang Li, Manqi Ruan, Fábio L. Alves, Shan Jin, Ligang Shao

2025, 49(5): 053001. doi: 10.1088/1674-1137/adacc5

HTML

PDF

Abstract:
The Circular Electron Positron Collider (CEPC) is a large-scale particle accelerator designed to collide electrons and positrons at high energies. One of its primary goals is to achieve high-precision measurements of the properties of the Higgs boson...

Data taking strategy for

${\boldsymbol\psi \bf (3770)}$ and

${\boldsymbol\Upsilon{ \bf (4}{\boldsymbol S})}$ branching fraction measurements at e⁺e⁻ colliders

Jiaxin Li, Xiantao Hou, Junli Ma, Changzheng Yuan, Xiaolong Wang

2025, 49(5): 053002. doi: 10.1088/1674-1137/adb2f9

HTML

PDF

Abstract:
The

$\psi(3770)$ and

$\Upsilon(4S)$ states predominantly decay into open-flavor meson pairs, whereas the decays of

$\psi(3770) \to {\text{non}-}D\bar{D}$ and

$\Upsilon(4S) \to {\text{non}-}B\bar{B}$ are rare but crucial for elucidating the in...

Impact of the Bose-Einstein density profile on anisotropic compact stars under f (Q) gravity

Chaitra Chooda Chalavadi, V. Venkatesha

2025, 49(5): 055105. doi: 10.1088/1674-1137/adb307

Abstract:
This paper presents an innovative framework for modeling anisotropic compact stars by incorporating the density profile of Bose-Einstein condensate dark matter within the

$f(Q)$ gravity framework. This approach provides new insights into the dynami...

Accretion with back-reaction onto a cylindrically symmetric black hole with energy condition analysis

M. Zubair Ali Moughal, Kamran Qadir Abbasi

2025, 49(5): 055104. doi: 10.1088/1674-1137/adb70c

Abstract:
This study investigates back-reaction effects from matter accretion onto a cylindrically symmetric black hole using a perturbative scheme, focusing on cases where accretion reaches a quasi-steady state. We examine three distinct models by deriving co...

Astrophysical properties of static black holes embedded in a Dehnen type dark matter halo with the presence of quintessential field

Ahmad Al-Badawi, Sanjar Shaymatov

2025, 49(5): 055101. doi: 10.1088/1674-1137/adb2fd

Abstract:
From an astrophysical perspective, the composition of black holes (BHs), dark matter (DM), and dark energy can be an intriguing physical system. In this study, we consider Schwarzschild BHs embedded in a Dehnen-type DM halo with a quintessential fiel...

Plasma effects on weak gravitational lensing and shadows of Sen black holes

Dilmurod Umarov, Odil Yunusov, Farruh Atamurotov, Ahmadjon Abdujabbarov, Sushant G. Ghosh

2025, 49(5): 055102. doi: 10.1088/1674-1137/adb384

Abstract:
We investigate the optical properties of the spacetime surrounding a Sen black hole, focusing on the black hole shadow, weak gravitational lensing, and time delay effects. Our analysis reveals that the effective charge of the Sen black hole significa...

Recent