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from December 9, 2019 to December 9, 2021
Central China Normal University
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Home > Contribution List

Seminar Announcement

Displaying 51 contributions out of 51
One can also download the previous talk files at : https://pan.baidu.com/s/1KDPSLBjYd7kmOqKjYndzQg access code: vmgj To nominate or volunteer future speakers on the HENPIC e-Forum, please fill the form at : https://shimo.im/forms/yGpW9JyJKvr9XTQc/fill
9:00-9:15 Welcome Address (Xin-Nian Wang and Speical Guests) Session Chair: Xiaofeng Luo (CCNU) ---------- 9:15-9:45 Zhangbu Xu (BNL): Study of QGP at RHIC 9:45-10:15 Xiaoming Zhang (CCNU): Study of QGP at LHC ---------- Break : 10:15-10:30 ---------- Session Chair: Qun Wang (USTC) ---------- 10:30-11:00 Elke-Caroline Aschenauern(BNL): O ... More
---------- Title: Anomalous transport from scale symmetry ---------- Abstract: The anomalous transport (current) induced from the chiral anomaly has been extensively studied in strong electromagnetic field regions relevant to the heavy ion collision in order to reveal the novel aspect for understanding the QCD phase structure. Paying an attention to the scale symmetry of QCD, the ... More
---------- Title: Deciphering the nature of X(3872) in heavy ion collisions ---------- Exploring the nature of potential exotic candidates such as the X(3872) plays a pivotal role in understanding the Quantum Chromodynamics (QCD). Despite significant efforts, consensus on their internal structures is still lacking. In this talk, we will show the unique opportunity to decipher the X(3872) ... More
---------- Title: Spin Hydrodynamics from Both Microscopic and Macroscopic Approaches  ---------- Abstract:   As a conserved quantity in the evolution of the quark-gluon plasma (QGP) created in heavy-ion collisions, the total angular momentum consists of two sectors: the orbital angular momentum (OAM) caused by kinetic motion, and the intrinsic spin angular momentum of quarks a ... More
---------- Title: From spin polarization of quarks to global spin alignment of $\phi$ mesons  ---------- Speaker : Dr. Xin-li Sheng (盛欣力), University of Sci.&Tech. of China (USTC) ---------- Abstract:   The STAR preliminary data for $\phi$ meson’s spin alignment $\rho_{00}$ is significantly larger than 1/3, which is beyond our current understanding of the pol ... More
---------- Title:  Hydrodynamics at non-zero net baryon density and fluctuation dynamics near the QCD critical point  ---------- Speaker : Dr. Lipei Du (杜立配), Ohio State University ---------- Abstract:   Dissipative relativistic fluid dynamics has been unexpectedly successful in describing the evolution of the hot and dense fireballs created in relativistic l ... More
---------- Fragmentation Functions in the era of the EIC ---------- Speaker : Dr. Daniele Paolo Anderle ---------- Abstract : We present the latest developments in collinear fragmentation functions' analyses and discusstheir possible improvement with the future electron-ion collider experiments. A rst precisionextraction of parton-to-pion fragmentation functions at next-to-n ... More
---------- Title: Collectivity & QGP signals in Large and Small systems ---------- Speaker : Dr. Wenbin Zhao,Peking University ---------- Abstract: The collective flow and the possible formation of the Quark-Gluon Plasma (QGP) in the small colliding systems are hot research topics in the heavy-ion community. For heavy-ion collisions, the strong collective flow, NCQ sc ... More
---------- Talk title: Jet Tagging via Particle Clouds ---------- Speaker : Dr. Huilin Qu (曲慧麟),University of California, Santa Barbara (UCSB) ---------- [Abstract] Machine learning techniques have brought a lot of progress in jet physics in recent years. One of the key questions in machine learning on jet physics is how to represent a jet. Inspired by the notion ... More
---------- Talk title: J/ψ production within a jet in p+p and heavy-ion collisions ---------- Speaker : Dr. Qian Yang (杨钱), Shandong University (山东大学) ---------- Abstract: The suppression of J/ψ production caused by the color-screening effect in heavy-ion collisions is considered as an evidence of the creation of quark-gluon plasma.To interpret the obse ... More
---------- Talk title: Recent results on light nuclei production in extended thermal model descriptions ---------- Speaker : Dr. Volodymyr Vovchenko, Lawrence Berkeley National Lab ---------- Abstract: I will present recent results on light nuclei production in relativistic heavy-ion collisions within two extensions of the thermal model approach. First, a canonical form ... More
---------- Talk title: Jet properties in heavy-ion collisions from a transport model perspective ---------- Speaker : Dr. Weiyao Ke (柯伟尧), UC Berkeley&Lawrence Berkeley National Laboratory ---------- Abstract: Relativistic heavy-ion collisions produce hot and dense QCD medium. Jets, initiated by hard processes in these collisions, propagate through and interact ... More
---------- Talk title: Probing quantum entanglement of partons in high energy collisions.  ---------- Speaker :  Dr. Tu, Zhoudunming  (涂周顿明), Brookhaven National Laboratory, US ---------- Abstract: The confinement of quarks and gluons, the building blocks of all visible matter, is perhaps the ultimate example of quantum entanglement. Inside nucleons they are ... More
---------- Talk title: Equilibration and jets in the quark–gluon plasma ---------- Speaker :  Dr. Jasmine Brewer, Massachusetts Institute of Technology (MIT) ---------- Abstract: Heavy-ion collision experiments provide a unique window into the structure of the high-temperature phase of QCD, the quark–gluon plasma. In this talk we will address aspects of two conce ... More
---------- Talk title: Study of Exotic Particles using High Energy Heavy Ion Collisions  ---------- Speaker :  Prof. Hideki Hamagaki (Nagasaki Institute of Applied Science) ---------- Abstract: Possibility of studying exotic particles utilizing the high-energy heavy-ion collisions has been considered since the onset of studies at LBL-BEVALAC.  Notable study at BNL-A ... More
---------- Talk title: Observation of the Breit-Wheeler Process in Heavy-Ion Collisions  ---------- Speaker :  Dr. Daniel Brandenburg (Brookhaven National Lab) ---------- Abstract: Ultra-relativistic heavy ion collisions are expected to produce some of the strongest magnetic fields ($10^{13}-10^{16}$ Tesla) in the Universe[1]. Recently, there has been increased inte ... More
---------- Title: Probe the Quark Gluon Plasma with Quarkonia at the STAR Experiment ---------- Speaker: Rongrong Ma (Brookhaven National Laboratory) ---------- Abstract: The quark-gluon plasma (QGP) is believed to have existed in the early universe, and can be created in laboratory through ultra-relativistic heavy-ion collisions. Among various probes used to study the pro ... More
---------- Talk title: Jets for 3D imaging ---------- Speaker :  Prof. Zhongbo Kang (University of Califorlia, Los Angeles) ---------- Abstract: At present day collider experiments such as the Large Hadron Collider (LHC) and the Relativistic Heavy Ion Collider (RHIC), energetic jets play an important role as precision probes of the Standard Model and beyond. In recent ... More
---------- Talk title: Jet tomography of hot and cold nuclear matter [1] ---------- Speaker : Prof. Xin-Nian Wang (CCNU/LBNL) ---------- Abstract: When an energetic parton propagates through hot or cold nuclear matter, it will interact with the constituents of the matter. The energy loss and momentum broadening it experiences along its propagation path is the subject ... More
---------- Talk title: QCD criticality on light nuclei production in heavy-ion collisions ---------- Speaker : Dr. Kaijia Sun (Texas A&M University) ---------- Abstract: Locating the possible critical (end-)point (CEP), characterized by a diverging density-density correlation length, in the phase diagram of Quantum Chromodynamics (QCD) through the Beam Energy Scan (BE ... More
Talk title: Jet Substructure and Machine Learning ---------- Speaker : Dr. Benjamin Nachman (LBNL) ---------- Abstract: We are in the midst of a QCD renaissance, with significant advances in both experimental and theoretical studies of jet substructure. I will discuss recent developments from the ATLAS experiment, where we are using jets in new ways to measure fundamental par ... More
Talk title: Hard-core deconfinement and soft-surface delocalization from nuclear to quark matter ---------- Speaker : Prof. Toru Kojo (CCNU) ---------- Abstract: We propose a novel concept of hard and soft realizations of deconfinement from nuclear to quark matter. Hard Deconfinement takes place when bulk thermodynamics is dominated by the core properties. The energy density ... More
Presented by Prof. Toru KOJO
Talk title: Dynamical evolution of magnetic fields in heavy-ion collisions ---------- Speaker : Dr. Anping Huang (Indiana University) ---------- Abstract: The electromagnetic fields in heavy-ion collisions are important ingredients for many interesting phenomena, such as Chiral Magnetic Effect (CME) and the directed flow v_1 of D^0 mesons. A critical and challenging problem ... More
Presented by Dr. Anping HUANG
Talk title: Probing heavy flavor hadronization with hadron chemistry in heavy-ion collisions ---------- Speaker: Prof. Shanshan Cao (Shandong University) ---------- Abstract: A solid hadronization model is essential for understanding hadronic observables in high-energy nuclear collisions, while still remains a challenge due to its non-perturbative nature. We have developed a hadroniz ... More
Presented by Prof. Shanshan CAO
Talk title: Hadron production by equal-velocity quark combination mechanism in high energy collisions ---------- Speaker: Prof. Jun Song (Jining University) ---------- Abstract: Hadronization is the process of the formation of hadrons out of final state quarks and gluons in high energy reactions. Because QCD dynamics of the hadronization are not yet fully understood, hadronization is model ... More
Presented by Prof. Jun SONG
Talk title: Heavy flavor hadrons in heavy-ion collisions ---------- Speaker: Dr. Jiaxing Zhao (Tsinghua University) ---------- Abstract: The property of running coupling constant makes the quark confined to hadrons in vacuum. A deconfined quark-gluon plasma(QGP) can be produced through the relativistic heavy-ion collisions. The formation of QGP has a profound influence on the production an ... More
Presented by Dr. Jiaxing ZHAO
Talk title: Jets/event shapes for matter inner structures ---------- Speaker: Prof. Xiaohui Liu, Beijing Normal University ---------- Abstract: Jet and its many guises (event shapes, boosted hadrons, ...) are important tools for revealing QCD dynamics at high energy colliders. Recently, there have been growing interests in probing nucleon/nuclei internal structures using jets. In this ... More
Presented by Prof. Xiaohui LIU
Talk title: Probing the neutron skin with ultra-relativistic isobaric collisions ---------- Speaker: Dr. Haojie Xu, Huzhou University ---------- Abstract: Neutron structure and skin thickness in nuclei have been traditionally measured by low-energy scatterings where the nuclei are only gently disturbed. Their precisions have been limited by theoretical uncertainties in modeling the nuc ... More
Presented by Dr. Haojie XU
Talk title: Studies of Jet Quenching and the Induced Medium Excitation with the CMS detector ---------- Speaker: Prof. Yen-Jie Lee, MIT ---------- Abstract:    Quantum Chromodynamics (QCD) is a complete theory of strong interaction. However, generally, calculations with QCD are notoriously difficult. In particular, the phases of quark matter are poorly understood. Predicted ... More
Presented by Prof. Yen-Jie LEE
Talk title: Transasymptotics, dynamical systems and far from equilibrium fluid dynamics ---------- Speaker: Dr. Mauricio Martinez Guerrero, North Carolina State U. ---------- Abstract:    Hydrodynamics is a physical theory which describes long wavelength phenomena.  Any introductory physics textbook indicates that the applicability of hydrodynamics is restricted to b ... More
Presented by Dr. Mauricio MARTINEZ GUERRERO
Talk title: Spin polarization of hyperons and vector mesons in heavy-ion collisions ---------- Speaker: Dr. Xiao-Liang Xia, Fudan University ---------- Abstract: The quark-gluon plasma (QGP) produced in heavy ion collisions has strong fluid vorticity. Such vorticity can lead to spin polarization of hyperons and spin alignment of vector mesons, which provide us an important tool to s ... More
Presented by Dr. Xiao-Liang XIA
Talk title: Jets and Heavy Flavor at the Electron-Ion Collider ---------- Speaker: Dr. Haitao Li, Northwestern U & Argonne National Lab ---------- Abstract: Theoretical investigations for observables are crucial to answer fundamental questions at the future electron-Ion Collider. In this talk, I will discuss our recent theoretical works in calculating cross-sections and substructure ... More
Presented by Dr. Haitao LI
Talk title: Spin Physics at the STAR experiment ---------- Speaker: Dr. Zilong Chang, Brookhaven National Lab ---------- Abstract: The proton structure has been studied extensively over the past a few decades, especially from the polarized Deep Inelastic Scattering (DIS) Experiments. However due to its limit coverage in $𝑥−𝑄^2$ phase space and inability to directly access gl ... More
Presented by Dr. Zilong CHANG
---------- Title: Light nuclei production as a probe of QCD phase diagram ---------- Abstract: Fluctuation signals of phase transitions from quark-gluon plasma (QGP) to hadronic matter can greatly advance our knowledge of the nature of strong interaction. In relativistic heavy-ion collisions, the enhanced density fluctuations due to phase transitions (either first-order or second ... More
---------- Title: Measurement of Open Heavy Flavor Production in Au+Au Collisions at $\sqrt{s_{NN}}$ = 200 GeV in STAR ---------- Abstract: Due to the large mass, heavy quarks are suggested to be an important tool for studying the properties of the Quark Gluon Plasma (QGP) produced in heavy-ion collisions. In this presentation, we will report on the measurements of production of vari ... More
Title: Search for the chiral magnetic effect in relativistic heavy-ion collisions ------------------------------------------------------------------------------------------------------ Speaker: Jie Zhao (赵杰), Purdue University Date: Thursday, Dec. 12, 10:30 am (Beijing time) Download: https://pan.baidu.com/s/1KDPSLBjYd7kmOqKjYndzQg access code: vmgj --------------------------------- ... More
---------- Title: Linear response theory and its application in the heavy-ion collisions ---------- Abstract: The linear response theory describe the system reaction against an external perturbation which drives the system away from the equilibrium, and is therefore widely used for studying the relaxation or the instability of a system near equilibrium. I will give an introductio ... More
---------- Title: Recent heavy-flavor results from ATLAS ---------- Speaker: Dr. Qipeng Hu (胡启鹏),  University of Colorado Boulder, US (美国科罗拉多大学博尔德分校) ---------- Date: Thursday, Jan. 16, 2020, 10:30 am (Beijing time) ---------- Abstract:    ---------- In A+A collisions, heavy-flavor (charm and bottom) quarks are ... More
---------- Title: From Open Quantum System to Quarkonium Transport inside Quark-Gluon Plasma ---------- Abstract:   ---------- The production of heavy quarkonium in heavy ion collisions has been used as an important probe of the quark-gluon plasma. Transport equations that take into account static plasma screening effect, dissociation and recombination have achieved great ... More
---------- Title: Pre-hydrodynamics and pre-hydrodynamic response ---------- Abstract:   ---------- We propose a new scenario characterizing the transition of the quark-gluon plasma (QGP) produced inheavy-ion collisions from a highly non-equilibrium state at early times toward a fluid described by hydrodynamics at late times. In this scenario, the bulk evolution is gove ... More
---------- Title: Probing the linear polarization of coherent photons in heavy ion collisions ---------- Abstract:   We propose to measure the linear polarization of the external electromagnetic fields of a relativistic heavy ion through azimuthal asymmetries in dilepton production. I will also show that the linearly polarized photons can be used as a powerful probe to study ... More
---------- Title: Spin polarizations in a covariant angular momentum conserved chiral transport model ---------- Abstract:   Using a covariant and total angular momentum conserved chiral transport model, which takes into account the spin-orbit interactions of chiral fermions in their scatterings via the anomalous side jump effect, we study the quark spin polarizations in quark m ... More
---------- Title: Direct photon+jet and h+jet measurement: STAR heavy-ion physics to future forward upgrade ---------- Abstract:   The hot-dense QCD medium, popularly known as Quark-Gluon Plasma (QGP), is believed to be formed in the relativistic heavy-ion collider experiments. A high energetic parton traversing through this state of matter loses energy by radiating gluons due to its ... More
---------- Title: Charm-hadron production in pp and AA collisions ---------- Abstract:   The enhancements of D_s/D^0 and Lambda_c/D^0 ratios in heavy-ioncollisions as recently measured at RHIC and the LHC have posedchallenges for theoretical models. We address these puzzles bydeveloping a theoretically controlled hadronization framework of heavyquarks that conserves 4-momentum and rec ... More
---------- Title:  The Collectivity of Heavy Mesons in pA collisions ---------- Abstract:   Employing a model based on the Color Glass Condensate framework, we systematically study the azimuthal angular correlations between a heavy flavor meson and a light reference particle in proton-nucleus collisions. The obtained second harmonic coefficients (also known as the elliptic flows) for ... More
---------- Title: Strong physics at LHCb: probing nuclear matter effects in small systems ---------- Abstract:   The Standard Model of particle physics has demonstrated its predictive power in the electroweak and Higgs sectors, through the long-anticipated discovery of the Higgs boson and the per-mille-level agreement between direct and indirect determinations of the W-boson mass. How ... More
Presented by Prof. Hengne LI
---------- Title: Importance of non-flow background on the chiral magnetic wave search ---------- Abstract:   An observable sensitive to the chiral magnetic wave (CMW) is the charge asymmetry dependence of the π− and π+ anisotropic flow difference, Δvn(Ach). We show that, due to non-flow correlations, the flow measurements by the Q-cumulant method using all charged particles as r ... More
Presented by Dr. Haojie XU
---------- Title: Quarkonium Measurements in p+p, p+Au and Au+Au Collisions at 200 GeV with the STAR Experiment ---------- Abstract:   Measurements of quarkonium production are an important tool to study the properties of the Quark-Gluon Plasma (QGP) formed in relativistic heavy-ion collisions. Quarkonium suppression due to the color-screening effect was proposed as a direct evidence of the ... More
---------- Title: Light nuclei production in ultrarelativistic heavy-ion collisions ---------- Abstract:   Recent measurements of deuteron, triton, hypertriton and helium nuclei in ultrarelativistic heavy ion collisions have become so precise, that the established models -- coalescence and thermal -- are also seeking to improve their precision. I present an alternative theoretical app ... More