10 citations · 60 across the 25 of their papers we have counts for
25 papers
Model Study of Eigen-Microstate Signatures of Criticality in Relativistic Heavy-Ion Collisions
Ranran Guo, Jin Wu, Mingmei Xu +8
We present a comprehensive model study of the eigen-microstate approach (EMA) for identifying critical fluctuations in relativistic heavy-ion collisions. Using UrQMD and two stocha…
Several problems on the measured hyperorder cumulants of net-proton distributions in heavy-ion collisions
Lizhu Chen, Ye-Yin Zhao, Zhiming Li +1
Hyperorder cumulants and are recommended as sensitive observables to explore the QCD phase transition in heavy-ion collisions. Precisely measuring their results…
Relaxation behavior near the first-order phase transition line
Xiaobing Li, Ranran Guo, Mingmei Xu +4
Using the Metropolis algorithm, we simulate the relaxation process of the three-dimensional kinetic Ising model. Starting from a random initial configuration, we first present the…
Impact of Limited Statistics on the Measured Hyper-Order Cumulants of Net-Proton Distributions in Heavy-Ion Collisions
Lizhu Chen, Ye-Yin Zhao, Yunshan Cheng +3
Hyper-order cumulants and of net-baryon distributions are anticipated to offer crucial insights into the phase transition from quark-gluon plasma to hadronic ma…
The sixth order cumulant of net-proton number in Binomial distribution at 200 GeV
Li-Zhu Chen, Ye-Yin Zhao, Jin Wu +2
It is proposed that ratios of the sixth order to the second order cumulant () of conserved quantities are sensitive to the chiral crossover transition. Recently, the negat…
Critical properties of various sizes of cluster in the Ising percolation transition
Lizhu Chen, Yeyin Zhao, Xiaobing Li +2
It is proposed that the spin and geometrical percolation models can help to study the QCD phase diagram due to the universality properties of the phase transition. In this p…
The suppressions of dijet azimuthal correlations in the future EIC
Ye-Yin Zhao, Ming-Mei Xu, Li-Zhu Chen +2
Quark-antiquark pair (or dijet) production at the electron-ion collider (EIC) has been argued to be one of most important processes that allowing to access the Weizsäcker-Williams…
The method of mixed events for higher cumulants of conserved charges
Fan Zhang, Zhiming Li, Lizhu Chen +5
Higher cumulants of conserved charges are sensitive observables of quantum chromodynamics phase transitions. The sample of mixed events provides a background to estimate non-critic…
Subtracting non-critical fluctuations in higher cumulants of conserved charges
Fan Zhang, Zhiming Li, Lizhu Chen +5
Using the sample produced by the AMPT default model, we construct a corresponding mixed sample by the method of mixed events. The mixed sample provides an effective estimation for…
Locating fixed points in the phase plane
Yanhua Zhang, Ye-Yin Zhao, Lizhu Chen +5
The critical point is a fixed point in finite-size scaling. To quantify the behaviour of such a fixed point, we define, at a given temperature and scaling exponent ratio, the width…
How to locate the QCD phase boundary by scanning observable in the phase plane
Yan-Hua Zhang, Xue Pan, Li-Zhu Chen +4
For small volume of the quark-gluon plasma formed in heavy ion collisions, the observable near criticality must obey finite-size scaling. According to the finite-size scaling, ther…
Poisson baseline of net-charge fluctuations in the relativistic heavy ion collisions
Xue Pan, Yufu Lin, Lizhu Chen +2
Taking doubly charged particles, positive-negative charge pair production and the effects of volume fluctuations into account, the Poisson baseline of the fluctuations of net-charg…
High cumulants of conserved charges and their statistical uncertainties
Li-Zhu Chen, Ye-Yin Zhao, Xue Pan +2
We study the influence of measured high cumulants of conserved charges on their associated statistical uncertainties in relativistic heavy-ion collisions. With a given number of ev…
Correlation functions of net-proton multiplicity distributions in Au + Au collisions at energies available at the BNL Relativistic Heavy Ion Collider from a multiphase transport model
Yufu Lin, Lizhu Chen, Zhiming Li
Fluctuations of conserved quantities are believed to be sensitive observables to probe the signature of the QCD phase transition and critical point. It was argued recently that mea…
Finite-size behaviour of generalized susceptibilities in the whole phase plane of the Potts model
Xue Pan, Yanhua Zhang, Lizhu Chen +2
We study the sign distribution of generalized magnetic susceptibilities in the temperature-external magnetic field plane using the three-dimensional three-state Potts model. We fin…
Measurement of the ratio of the sixth order to the second order cumulant of net-proton multiplicity distributions in relativistic heavy-ion collisions
Lizhu Chen, Zhiming Li, Fenping Cui +1
We investigate the measurement of the sixth order cumulant and its ratio to the second order cumulant () in relativistic heavy-ion collisions. The influence of statistics…
Behavior and finite-size effects of the sixth order cumulant in the three-dimensional Ising universality class
Xue Pan, Li-Zhu Chen, Yuan-Fang Wu
The high-order cumulants of conserved charges are suggested to be sensitive observables to search for the critical point of Quantum Chromodynamics (QCD). This has been calculated t…
Influence of statistics on the measured moments of conserved quantities in relativistic heavy ion collisions
Lizhu Chen, Zhiming Li, Xia Zhong +2
We study statistics dependence of the probability distributions and the means of measured moments of conserved quantities, respectively. The required statistics of all interested m…
Influences of statistics and initial size fluctuation on high-order cumulants of conserved quantities in relativistic heavy ion collisions
Lizhu Chen, Zhiming Li, Yuanfang Wu
By the generator of the UrQMD model, event statistics for the products of kurtosis () and variance () of net-proton and net-charge multiplicity distributions are carefully…
Statistical and dynamical parts of the cumulants of conserved charges in relativistic heavy ion collisions
Xue Pan, Fan Zhang, Zhiming Li +3
The Poisson-liked statistical fluctuations, which are caused by the finite number of produced particles, are firstly estimated for the cumulants of conserved charges, i.e., the cum…
Cumulants in the 3-dimensional Ising, O(2) and O(4) spin models
Xue Pan, Lizhu Chen, X. S. Chen +1
Based on the universal properties of a critical point in different systems and that the QCD phase transitions fall into the same universality classes as the 3-dimensional Ising, $O…
Influence of initial size on higher cumulant ratios of net-proton number fluctuations
Fengbo Xiong, Lizhu Chen, Lin Li +2
With the help of AMPT default model, we study the influence of initial size (centrality of collisions) on higher cumulant ratios of net-proton distributions. If the centrality is p…
High cumulants from the 3-dimensional spin models
Xue Pan, Lizhu Chen, X. S. Chen +1
Considering different universality classes of the QCD phase transitions, we perform the Monte Carlo simulations of the 3-dimensional models at vanishing and non-vanish…
Critical behavior of Binder ratios and ratios of higher order cumulants of conserved charges in QCD deconfinement phase transition
Lizhu Chen, Xue Pan, Xiaosong Chen +1
Binder liked ratios of baryon number are firstly suggested in relativistic heavy ion collisions. Using 3D-Ising model, the critical behavior of Binder ratios and ratios of high ord…