夸克胶子等离子体

夸克胶子等离子体是一种重要的物质态，它与宇宙的早期演化密切相关。

QGP is an important state of matter , it is relevant to the early evolution of our universe .

对夸克胶子等离子体性质的研究是粒子物理学的重要研究方向，对于人们深入理解量子色动力学、揭示宇宙演化等基本问题非常重要。

Research on QGP is an important topic of particle physics , it is crucial for one to have a deep insight into QCD and to reveal the evolution of the universe .

研究核物态方程；（3）研究夸克胶子等离子体（QGP）；

The study of the nuclear equation of state and of quark-gluon plasma ( QGP );

夸克胶子等离子体（QGP）是正在探索中的一种新物质形态，QGP是由强子物质通过退禁闭相变生成的。

QGP is an exploring matter , which comes from hadron matters through deconfinement phase transition .

因此对夸克胶子等离子体性质的研究对人们深入理解QCD，探索宇宙的演化都非常重要。

Therefore exploring the nature of quark gluon plasma is important in understanding QCD deeply and investigating the evolving of the universe .

它的主要物理目标是寻找夸克胶子等离子体（QGP），研究其性质，寻找相变临界点。

Its aim is to search Quark Gluon Plasma ( QGP ), study its characteristic and find the critical point of phase transition .

RHIC和LHC上的相对论性重离子实验的一个主要目标就是寻找这种新的物质形态&夸克胶子等离子体。

One of main objects of ultra-relativistic heavy ion collisions experiments at RHIC and LHC is to discover this kind of new state of matter-quark gluon plasma .

格点量子色动力学预言，在高温高密的条件下有可能发生从强子相到退禁闭的局域热化的夸克胶子等离子体（QGP）相的跃迁。

Lattice QCD calculations predict a phase transition from hadronic matter to a de-confined , locally thermalized Quark-Gluon Plasma ( QGP ) state at high temperature and small baryon density .

在温度和化学势的平面上，有三种可区分的相存在：强子相、夸克胶子等离子体（QGP）相和色超导相。

There are three distinguished phases : the hadron phase , quark gluon plasma ( QGP ) and color super-conducting quark phase on the plane of temperature and chemical potential .

格点QCD预言，在极高温度和密度下，禁闭的强子物质将会经过相变到一种新的物质形态&夸克胶子等离子体（QGP）态。

Lattice QCD predicts that at extremely high temperature and density , the confined hadronic matter will undergo a phase transition to a new state of matter called quark gluon plasma ( QGP ) .

人们预期通过相对论重离子碰撞形成高温高密条件，产生从强子相到夸克胶子等离子体（QGP）相的相变。

It is expected that relativistic heavy ion collision forms an extreme environment with high temperature and high density , hadronic matter undergoes a phase transition to become a quark gluon plasma ( QGP ) .

作者开发出了一个基于平均自由程的高能碰撞输运模型，在袋模型的框架内实现夸克胶子等离子体（QGP）和强子物质间的变换。

A transport model based on the mean free path consideration for high energy collisions has been developed . A transition from hadron state to a quark gluon plasma is included within the framework of the bag model .

这样的能量密度要高于平衡态下核物质的能量密度，因而可能有助于形成新的物质形态，如夸克胶子等离子体（QGP）。

An energy density of the order of a few GeV / fm2 may be achieved . This energy density of nuclear matter in equilibrium , may favor the formation of new forms of matter such as the quark-gluon plasma ( QGP ) .

夸克胶子等离子体中的次带头阶得拜屏蔽质量

On the Next to Leading Order Debye Screening Mass in QGP

目前研究夸克胶子等离子体的基本理论是有限温场论。

The basic theory of QGP is Quantum field theory at finite temperature .

这些现象都成为出现夸克胶子等离子体的信号。

All of them are the signals for QGP .

夸克胶子等离子体的2π干涉学检测

Test of quark-gluon plasma by two-pion interferometry

所以我们认为，一个考虑了热化过程的初始条件，用来描述夸克胶子等离子体的流体演化的初期的物理量的分布是更为合理的。

So we can say that an initial condition considering thermalization is more reasonable in QGP .

该结果对未来大型强子对撞机上的实验特别是探测夸克胶子等离子体有一定的参考价值。

These results maybe have a reference value to the LHC experiments in the future , especially to exploring the quark-gluon plasma .

在高能重离子碰撞过程中，J/ψ产额的减少被认为是夸克胶子等离子体形成的重要信号之一。

J / ψ suppression is considered as an important signature for the formation of Quark Gluon Plasma ( QGP ) in high-energy heavy-ion collisions .

通过高能重离子碰撞发现夸克胶子等离子体这一新物质形态有助于我们更好地理解量子色动力学的禁闭特性。

Study of high-energy heavy-ion collisions found quark-gluon plasma of this new material forms will help us better understand confinement , a crucial feature of QCD .

我们的计算结果表明，在夸克胶子等离子体流体演化的初期，对初始条件的软化程度的要求比之前料想的要高一些。

The results of our calculation suggest that the requirement of the softening to the initial condition in quark-gluon plasma is higher than we have thought before .

在夸克胶子等离子体中会发生许多有趣的现象，比如夸克的退禁闭、手征对称性恢复、重强子的质量变小等。

Many interesting phenomena happen in this kind of system , for example , deconfinement of quarks , chiral symmetry restoration and the mass decreasing of heavy hadrons .

因而研究各种粒子产额的比率对于探寻夸克胶子等离子体这种新物质状态有很重要的意义。

So , the investigation of the yield ration of various particles is very important for the searching of the so-called new matter Quark Gluon Plasma ( QGP ) .

因此为了最终确定这些可能的夸克胶子等离子体信号是否真正证明了夸克胶子等离子体的形成，研究强子环境中各种机制对可能的夸克胶子一等离子体信号的贡献是非常必要的。

Besides the formation of quark-gluon plasma , there are many mechanisms in hadron environment which lead to J / suppression . Therefore it is necessary to study the contribution of hadron environment to the suppression .

建立了夸克胶子等离子体中胶子的经典输运方程，并讨论了它与胶子的量子输运方程以及它与夸克的经典输运方程之间的关系。

In this paper , the classical transport equation of gluons in QGP is set up and the relations between it and the quantum transport equation of gluons as well as the classical transport equation of quarks are discussed .

本文分别用半经典的动力论研究了夸克胶子等离子体&QGP的介质效应，用虚时形式的温度场论研究了热密强子物质环境介质效应对ρ介子性质的影响。

The semi-classical kinetic theory and the imaginary time formal finite temperature field theory are used to study the medium effects of Quark-Gluon Plasma ( QGP ) and the spectral function of p meson under the hot / dense hadronic environment , respectively .

计算了由夸克-胶子等离子体（QGP）颗粒表面强子化所产生的π介子和K介子的多粒子玻色-爱因斯坦关联。

The multiparticle Bose Einstein correlations of pions and kaons produced by a surface hadronization of the quark gluon plasma droplets are calculated .

在极高的温度、密度状态下，核物质将发生夸克-胶子等离子体（QGP）的相变。

At extremely high temperature or density , the nuclear matter will transit into Quark-Gluon Plasma ( QGP ) state .

位于布鲁克海文国家实验室的RHIC试验已有明显的证据表明很可能已经产生了夸克-胶子等离子体或者说夸克物质。

There are convincible evidences to prove that QGP or quark matter has been produced in RHIC which lies in BNL .