Zheng-Wen Long's research while affiliated with Guizhou University and other places

Publications (144)

Article
Schwarzschild black holes with quantum corrections are studied under scalar field perturbations and electromagnetic field perturbations to analyze the effect of the correction term on the potential function and quasinormal mode (QNM). In classical general relativity, spacetime is continuous and there is no existence of the so-called minimal length....
Preprint
For a better understanding the effects of nitrogen atom doping on boron clusters, we investigated adopting the ABCluster global search technique and CALYPSO approach combined with density functional theory the lowest energy structures, bonding, electrons delocalization and spectral properties of neutral nitrogen-doped boron clusters, the size of wh...
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The transition metal-doped boron clusters MB 24 ⁻ (M = Sc, Ti, V, and Cr) have endohedral borospherene structures, MB 24 ⁻ (M = Mn, Fe, and Co) have similar distorted four-ring tube structures, and NiB 24 ⁻ has a quasi-planar structure.
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The quasinormal modes of the Kerr-like black bounce spacetime under the scalar field perturbations are studied. We derive the effective potential of scalar perturbation in Kerr-like black bounce spacetime, and study the influence of Kerr-like black bounce spacetime parameters on quasinormal modes by using WKB method and P\"{o}schl-Teller potential...
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In this paper, we have used the extended generalized uncertainty principle to investigate the thermodynamics of the Bardeen Black Hole with quintessence matter on the EGUP framework. We started with a brief perusal of the Extended generalized uncertainty principle. Subsequently, the EGUP-modified Hawking temperature, heat capacity, and entropy func...
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The quasinormal mode (QNM) is a characteristic "sound" for a black hole which can provide us with a new method to identify black holes in our universe. Based on this, we study the quasinormal modes (QNMs) and greybody factors (GFs) of axisymmetric black holes in a dark matter halo, and make a comparison with the Kerr black hole. The main results we...
Preprint
Schwarzschild black holes with quantum corrections are studied under scalar field perturbations and electromagnetic field perturbations to analyze the effect of the correction term on the potential function and quasinormal mode (QNM). In classical general relativity, spacetime is continuous and there is no existence of the so-called minimal length....
Preprint
Quasinormal modes (QNM) of hairy black holes caused by gravitational decoupling for the electromagnetic field and the scalar field perturbation are investigated. We have derived the equation of motion and effective potential in hairy black holes spacetime. The time-domain profiles of electromagnetic field and scalar field are obtained by the finite...
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Based on the minimum measurable momentum concepts associated with the quantum gravity effects acting on the large-scale dynamics of the universe. We use the new extended uncertainty principle (EUP) to study the Hawking temperature and black hole evaporation. The results show the new EUP quantum correction may shorten the lifetime of the massive bla...
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In this paper, we investigate the quantum correction on thermodynamics of the Reissner-Nordström black hole in the presence of the quintessence matter associated with dark energy. To this end, the modified Hawking temperature, heat capacity, and entropy functions of the black hole are derived. Investigation reveals that the modified uncertainty pri...
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In this paper, the generalized Klein-Gordon oscillator is studied in the framework of Lorentz symmetry violation, and the Nikiforov-Uvarov method is used to analyze the Klein-Gordon oscillator with and without magnetic field. On this basis, we analyze some special cases of Klein-Gordon oscillators with Cornell potential functions in detail. The res...
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Within a transport model, we employ the central Sn + Sn collisions at 270 MeV/nucleon to constrain the momentum dependence of nuclear symmetry potential that can be characterised by the value of nuclear symmetry potential at the saturation density and infinitely large nucleon momentum, i.e., $U_{sym}^{\infty}(\rho_{0})$. Through comparing the charg...
Article
Recently, we obtained the simple metrics of a spherically symmetric black hole in a dark matter halo, and extended to the case of rotation. As the characteristic sound of black holes, quasinormal modes (QNMs) are one of the important means to understand black holes currently. Based on these two metrics of a spherically symmetric black hole, we stud...
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Gravitational wave echoes can be used as a significant observable to understand the properties of black holes horizon. In addition, echoes would also closely relate to the unique properties of compact objects. In this work, we study the evolution of electromagnetic field and scalar field under the background of novel black-bounce spacetimes. Our re...
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A theoretical study of geometrical structures, electronic properties, and spectral properties of single-atom transition metal-doped boron clusters MB24 (M = Sc, V, and Mn) is performed using the CALYPSO approach for the global minimum search, followed by density functional theory calculations. The global minima obtained for the VB24 and MnB24 clust...
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We investigate the parameter estimation problems of two-atom system driven by the phase noise lasers (PNLs) environment. And we give a general method of numeric solution to handle the problems of atom system under the PNLs environment. The calculation results of this method on Quantum Fisher Information (QFI) are consistent with our former results....
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In this work, the relativistic particle with the action of the generalized exponential potential is studied in the Dirac equation in the context of minimum length, subsequently finding a suitable variable substitution and giving its wave function and explicit energy spectrum by using the Bethe ansatz method. Further, we will see that this research...
Article
In this paper, we study the relativistic scalar particle described by the Klein–Gordon equation that interacts with the uniform magnetic field in the context of the Som–Raychaudhuri space–time. Based on the property of the biconfluent Heun function equation, the corresponding Klein–Gordon oscillator and generalized Klein–Gordon oscillator under con...
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We study the evolution of electromagnetic field and scalar field under the background of novel black-bounce spacetimes. Our results show an obvious echoes signal that can characterize the properties of novel black-bounce spacetimes, and a detailed analysis for the characteristics of the echoes signal is given. By studying the quasinormal ringdown o...
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The generalized Duffin-Kemmer-Petiau (DKP) oscillator with electromagnetic interactions in the curved space-times are investigated. We introduce firstly the generalized DKP oscillator in Som-Raychaudhuri space-time with Cornell potential. Then, we consider the electromagnetic interactions into the generalized DKP oscillator. The energy eigenvalues...
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The relativistic quantum dynamics of the generalized Klein-Gordon (KG) oscillator having position-dependent mass in the G\"{o}del-type space-time is investigated. We have presented the generalized KG oscillator in this space-time, and discussed the effect of Cornell potential and linear potential for our considered system. The modification from the...
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We investigate the modification of gravitational fields generated by topological defects on a generalized Duffin-Kemmer-Petiau (DKP) oscillator for spin-0 particle under spinning cosmic string background. The generalized DKP oscillator equation under spinning cosmic string background is established, and the impact of the Cornell potential on the ge...
Article
In this paper, we investigate the modification of gravitational fields generated by topological defects on a generalized Duffin–Kemmer–Petiau (DKP) oscillator for spin-0 particle under spinning cosmic string background. The generalized DKP oscillator equation under spinning cosmic string background is established, and the impact of the Cornell pote...
Article
Within an isospin- and momentum-dependent transport model, we investigate the necessity of self-consistent calculations for the electromagnetic field in probing the nuclear symmetry energy using pion observables in heavy-ion collisions at intermediate energies. To this end, we perform the Ru96+Ru96 collisions at 400 MeV/nucleon with two calculation...
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Within an isospin- and momentum-dependent transport model, we investigate the necessity of selfconsistent calculations for the electromagnetic field in probing the nuclear symmetry energy using pion observables in heavy-ion collisions at intermediate energies. To this end, we perform the $^{96}$Ru + $^{96}$Ru collisions at 400 MeV/nucleon with two...
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Recently, simple metrics of spherically symmetric black hole in dark matter halo were obtained by Xu et al, and extended to the case of rotation. Based on these two metrics of spherically symmetric black hole, we study the echo signals of CDM and SFDM models in scalar and electromagnetic fields, and make comparisons with the Schwarzschild black hol...
Article
The generalized Duffin–Kemmer–Petiau (DKP) oscillator with electromagnetic interactions in the curved spacetimes is investigated. We introduce firstly the generalized DKP oscillator in Som–Raychaudhuri spacetime with Cornell potential. Then, we consider the electromagnetic interactions into the generalized DKP oscillator. The energy eigenvalues and...
Article
Considering that curved space-time in coordinate or momentum representation should be curved, this paper proposes a new high-order generalized uncertainty principle by modifying the coordinate and momentum operator simultaneously, which could give a self-consistent phenomenological explanation for the existence of the minimum observable length. Mor...
Article
The relativistic quantum dynamics of the generalized Klein–Gordon (KG) oscillator having position-dependent mass in the Gödel-type space–time is investigated. We have presented the generalized KG oscillator in this space–time, and discussed the effect of Cornell potential and linear potential for our considered system. The modification from the par...
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In this paper, we investigate the Dirac equation with the Killingbeck potential under the external magnetic field in non-commutative space. Corresponding to the expressions of the energy level and wave functions in spin symmetry limit and pseudo-spin symmetry limit are derived by using the Bethe ansatz method. The parameter B associated with the ex...
Preprint
In this paper we study the relativistic scalar particle described by the Klein-Gordon interacts with the uniform magnetic field in the context of the Som-Raychaudhuri space-time. Based on the property of the biconfluent Heun function equation, the corresponding Klein-Gordon oscillator and generalized Klein-Gordon oscillator under considering the Co...
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In this manuscript we investigate the generalized Dirac oscillator in the simplest topological defect described by the cosmic string space-time under the effect of the external electromagnetic fields. The radial wave equation and energy eigenvalue of the Dirac oscillator considered as the Cornell potential function are derived via the Nikifornov-Uv...
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We propose theoretical schemes to realize the cyon and anyon by atoms which possess non-vanishing electric dipole moments. To realize a cyon, besides the atom, we need a magnetic field produced by a long magnetic-charged filament. To realize an anyon, however, apart from these we need a harmonic potential and an additional magnetic field produced b...
Article
Using a more reasonable separate density-dependent scenario instead of the total density-dependent scenario for in-medium nn, pp, and np interactions, we examine effects of differences of in-medium nucleon-nucleon interactions in two density-dependent scenarios on isospin-sensitive observables in central Au197+Au197 collisions at 400 MeV/nucleon. I...
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Structures and electronic properties of alkali metal atom-doped boron clusters MB120/– (M = Li, Na, K) are determined using the CALYPSO method for the global minimum search followed by density functional theory. It is found that the global minima obtained for the neutral clusters correspond to the half-sandwich structure and those of the monoanioni...
Preprint
Using a more reasonable separate density-dependent scenario instead of the total density-dependent scenario for in-medium $nn$, $pp$ and $np$ interactions, we examine effects of differences of in-medium nucleon-nucleon interactions in two density-dependent scenarios on isospin-sensitive observables in central $^{197}$Au+$^{197}$Au collisions at 400...
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Within a transport model using nucleon momentum profiles as the input from a parameterized isospin-dependent single-nucleon momentum distribution, with a high momentum tail induced by short-range correlations, we employ \(^{197}\)Au + \(^{197}\)Au collisions at 400 MeV/nucleon to examine the effects of the short-range correlations on the pion and f...
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In this paper, we use the functional Bethe ansatz method to solve the radial problem of the Dirac oscillator in cosmic string space-time, and its general solution under the Killingbeck potential plus isotonic oscillator potential in the limit of the spin and the pseudo-spin symmetries are further presented. Corresponding to the expressions of energ...
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In this paper, the generalized Dirac oscillator with [Formula: see text]-Poincaré algebra is structured by replacing the momentum operator p with [Formula: see text] in [Formula: see text]-deformation Dirac equation. The deformed radial equation is derived for this model. Particularly, by solving the deformed radial equation, the wave functions and...
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Based on \( 3\times 3\) irreducible representation of Duffin–Kemmer–Petiau (DKP) algebras, we obtain the bound-states energy spectrum, the wave function and the probability density of DKP oscillator with linear potential under the effect of Generalized Uncertainty Principle in the momentum space representation. In addition, the numerical results of...
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The superposition of different statistics defines the concept of superstatistics, which makes an equilibrium statistical mechanics incorporate fluctuations. Herein, we study the thermodynamical properties of the anharmonic oscillator for Dirac equation in commutative and noncommutative (NC) spaces using q-deformed superstatistics. By employing the...
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We study a two-dimensional generalized Kemmer oscillator in the cosmic string spacetime with the magnetic field to better understand the contribution from gravitational field caused by topology defects, and present the exact solutions to the generalized Kemmer equation in the cosmic string with the Morse potential and Coulomb-liked potential throug...
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Within an improved transport model, we examine effects of the high momentum tail of the nucleon momentum distribution induced by short-range correlations on the proton-proton momentum correlation function in Au197+Au197 collisions at 400 MeV/nucleon. It is found that the proton-proton momentum correlation function from preequilibrium emissions resp...
Preprint
We propose theoretical schemes to realize the cyon and anyon by atoms which possess non-vanishing electric dipole moments. To realize a cyon, besides the atom, we need a magnetic field produced by a long magnetic-charged filament. To realize an anyon, however, apart from these we need a harmonic potential and an additional magnetic field produced b...
Preprint
Within an improved transport model, we examine effects of the high momentum tail of the nucleon momentum distribution induced by short-range correlations on the proton-proton momentum correlation function in $^{197}$Au+$^{197}$Au collisions at 400 MeV/nucleon. It is found that the proton-proton momentum correlation function from preequilibrium emis...
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In this article, the Dirac electron scattering problem on circular barrier of radius [Formula: see text] is studied under the generalized uncertainty principle (GUP). The expressions of scattering coefficients, scattering cross-section and scattering efficiency of massless Dirac particle are obtained by solving the massless Dirac equation under GUP...
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In this contribution, the generalized K-G oscillator is introduced in the cosmic string space-time. The radial equations and angular equations have been obtained and solved for two different kinds of non-central potential functions separately and the corresponding relativistic energy and wave function have been found.
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Within an improved transport model using as an input nucleon momentum profiles from a parameterized isospin dependent single-nucleon momentum distribution with a high momentum tail induced by short-range correlations, we employ the Au+Au collisions at 400 MeV/nucleon to examine on one hand effects of these short-range correlated nucleon-nucleon pai...
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Inspired by the electromagnetic duality, we propose an approach to realize the fractional angular momentum by using a cold atom which possesses a permanent magnetic dipole momentum. This atom interacts with two electric fields and is trapped by a harmonic potential which enable the motion of the atom to be planar and rotationally symmetric. We show...
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In this work, the generalized Dirac oscillator in cosmic string space-time is studied by replacing the momentum pμ with its alternative pμ+mωβfμxμ. In particular, the quantum dynamics is considered for the function fμxμ to be taken as Cornell potential, exponential-type potential, and singular potential. For Cornell potential and exponential-type p...
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In this work, the generalized Dirac oscillator in cosmic string space-time is studied by replacing the momentum pu with its alternative p_u+mwbf_u(x_u)). In particular, the quantum dynamics is considered for the function f_u(x_u) to be taken as cornell potential, exponential-type potentialand singular potential. For cornell potential and exponentia...
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In this article, we present the thermodynamical properties of the anharmonic oscillator for unrelativistic and relativistic K–G equations in the presence of an external magnetic field in noncommutative plane using q-deformed superstatistics. The explicit form of energy eigenvalues and the wave functions of the considered system are derived in terms...
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In this paper, a charged half-spin particle depicted by the Dirac equation in the presence of a uniform magnetic field and a mixed potential are analyzed in the rotating cosmic string space–time. In order to facilitate this study, we assume that the symmetrical center of the potential is on the string and the magnetic field is parallel to the strin...
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In this article we investigate the beam-energy dependence of relativistic retardation effects of electrical fields on the single and double π−/π+ ratios in three heavy-ion reactions with an isospin- and momentum-dependent transport model IBUU11. With the beam energy increasing from 200 to 400 MeV/nucleon, effects of the relativistically retarded el...
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We show that it is possible to simulate an anyon by a trapped atom which possesses an induced electric dipole momentum in the background of electromagnetic fields consisting of a uniform magnetic field and two electric fields. We find that the atom behaves like an anyon because its angular momentum takes fractional values when the atom is cooled do...
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In this article we investigate the beam energy dependence of relativistic retardation effects of electrical fields on the single and double $\pi^{-}/\pi^{+}$ ratios in three heavy-ion reactions with an isospin- and momentum-dependent transport model IBUU11. With the beam energy increasing from 200 to 400 MeV/nucleon, effects of the relativistically...
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A series of aspects of the quantum gravity predict a modification in the Heisenberg uncertainty principle to the generalized uncertainty principle (GUP). In the present work, using the momentum space representation, we study the behavior of the Kemmer oscillator in the context of the GUP. The wave function, the probability densities, and the energy...
Preprint
The model of a neutral planar atom which possesses a non-vanishing electric dipole momentum interacting with magnetic fields in a specific setting is studied. The energy spectra of this model and its reduced model, which is the limit of cooling down the atom to the negligible kenetic energy, are solved exactly. We show that %similar with the Chern-...
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Inspired by the electromagnetic duality, we propose a scheme to realize the fractional angular momentum by using a cold neutral atom which possesses permanent magnetic dipole momentum. The atom is trapped by a harmonic potential and interacted with electric fields, which make the motion of the atom be planar and rotationally symmetric. We show that...
Article
In this work, the time-dependent Dirac equation is investigated under generalized uncertainty principle (GUP) framework. It is possible to construct the exact solutions of Dirac equation when the time-dependent potentials satisfied the proper conditions. In (1+1) dimensions, the analytical wave functions of the Dirac equation under GUP have been ob...
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Elucidating atmospheric oxidation mechanisms and the kinetics of atmospheric compounds is of great importance and necessary for atmospheric modeling and the understanding of the formation of atmospheric organic aerosols. While the hydrolysis of aldehydes has been detected in the presence of sulfuric acid, the reaction mechanism and kinetics remain...
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A spinless particle coupled covariantly to a uniform magnetic field parallel to the string in the background of the rotating cosmic string is studied. The energy levels of the electrically charged particle subject to the Klein-Gordon oscillator are analyzed. Afterwards, we consider the case of the position-dependent mass and show how these energy l...
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The spin-one Duffin-Kemmer-Petiau (DKP) oscillator under a magnetic field in the presence of the minimal length in the noncommutative coordinate space is studied by using the momentum space representation. The explicit form of energy eigenvalues is found, and the eigenfunctions are obtained in terms of the Jacobi polynomials. It shows that for he s...
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We have investigated the hydrogen atom transfer processes of CH3O to CH2OH without catalyst and with water, ammonia, and hydrofluoric acid as catalysts using ab initio methods, density functional theory (DFT) methods, and canonical variational transition state theory with small curvature tunneling (CVT/SCT). Herein, we have performed the benchmark...
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In this paper we propose a scheme by using weak-measurement-based pre- and post-flips (WMPPF) to protect the average quantum Fisher information (QFI) in the independent amplitude-damping channel (ADC) for N-qubit GHZ state and generalized N-qubit GHZ states. We also discuss the weak measurement and quantum measurement reversal (WMQMR) with the same...
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Quantum speed limits of relativistic charged spin-0 and spin-1 bosons in the background of a homogeneous magnetic field are studied on both commutative and oncommutative planes. We show that, on the commutative plane, the average speeds of wave packets along the radial direction during the interval in which a quantum state evolving from an initial...
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The (2+1)-dimensional Klein-Gordon oscillator under a magnetic field in the presence of a minimal length in the noncommutative (NC) space is analyzed via the momentum space representation. Energy eigenvalue of the system is obtained by employing the Jacobi polynomials. In further steps, the special cases are discussed and the corresponding numerica...
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The Aharonov–Bohm effect in the background of a time-dependent vector potential is re-examined for both non-relativistic and relativistic cases. Based on the solutions to the Schrodinger and Dirac equations which contain the time-dependent magnetic vector potential, we find that contrary to the conclusions in a recent paper (Singleton and Vagenas 2...