qcd

qcd

1. Analysis of the Ds(2632) as a Four-quark State with the QCD Sum Rule

Ds(2632)四夸克态的QCD求和规则研究

2. Pseudo-Scalar Meson Solutions of the Equal-Time Equation IN QCD

QCD中等时方程的赝标介子解

3. QCD factorization

QCD因子化

4. QCD sum rule

QCD求和规则

5. QCD Sum Rule and Hadron Physics

QCD求和规则与强子物理

6. QCD sum rule is one of the most important nonperturbative methods.

QCD求和规则是最重要的非微扰方法之一。

7. Bernd Surrow;Selected topics in High-energy QCD physics [A];

QCD理论和RHIC物理暑期学校 [C];

8. QCD Vacuum Condensates and Parameterized Quark Propagator

QCD真空凝聚和参数化的夸克传播子

9. Affection of QCD Non-Perturbation and Energy Loss Effect to the Quark Distributions

QCD非微扰和能量丢失效应对夸克分布影响

10. QCD (Light-cone) sum rule

QCD(光锥)求和规则

11. Bulk Viscosity of Strange Quark Matter at First-Order Perturbative QCD Approximation

一级微扰QCD耦合的夸克物质体粘滞系数

12. The real-time thermal WT identity in QED and QCD is proven by canonical operator approach and its practical use is indicated.

从正则算符途径给出了QED和QCD中实时间热WT恒等式的证明并指出其实用意义。

13. B decays provide a good place to study the fruitful dynamics of QCD, to test the Standard Model, to investigate the CP violation, to search for new physics.

但是面对着大量精确的实验,理论落在了后面, 主要是因为B物理里面的自由度多,能标多, 计算起来比较困难,理论物理学家目前处于一个比较困难的局面。

14. light cone QCD sum rules

光锥QCD求和规则

15. QCD PREDICTIONS FOR WEAK NEUTRAL CURRENT STRUCTURE FUNCTIONS

关于弱中性流结构函数的QCD预言

16. Lattice QCD;Chiral Symmetry;Quark Mass;Chiral Condensate;Pentaquark Baryon

关键词:格点QCD;手则对称;夸克质量;夸克凝聚;5夸克重子

17. Our theoretical predictions for various quantities characterized the QCD vacuum are in agreement with those predicted by many other phenomenological QCD inspired models.

其结果与其他唯象QCD理论模型的预言是一致的。

18. Tensor Charge of the Nucleon from the QCD Sum Rule with Uncon ventional Interpolating Field

利用具有非常规插入场的QCD求和规则计算核子张量荷

19. Instead, physicists use lattice field theory to study QCD interactions.

反而, 物理学家使用格子领域理论学习QCD 互作用。

20. We consider the mass dependence on the mixing between a pure glueball and a normal qq meson in QCD sum rules.

在QCD求和规则的框架下考虑了纯胶球和普通介子态的混合效应对二者质量的影响。

21. Heavy Mesons in the QCD Potential Model with Dilaton

在具有伸缩子的QCD势模型中的重介子

22. Heavy Mesons in the QCD Potential Model with.

在具有伸缩子的QCD势模型中的重介子。

23. Pomeron-Nucleon Coupling in QCD

在量子色动力学中坡密子与核子的耦合(英文)

24. At high energy scale, the QCD parton model, which is relative to the hard process for testing the hadron structure, is used .

在高能标度下描述强子的是与探测强子结构的硬过程相联系的QCD部分子模型。

25. probably the most direct test of the perturbative aspects of QCD.

大概是最直接的试验研究方面的微扰量子色动力学。

26. It has proven to be a great challenge to extract information on the properties of hadrons from the rather simple Lagrangian of QCD.

如何从简单的量子色动力学的拉氏量出发抽取有关强子态的信息已被证明是一个巨大的挑战。

27. job responsibility: - help the project team define the valeo requirement: qcd objectives, expression...

学历要求:本科以上|工作经验:3-5年|职位类型:|公司规模:100-499人

28. Since quarks can't be isolated because of QCD confinement, the quantity here is supposed to be the mass of the quark at the renormalization scale of the QCD phase transition.

它们与其他费米子不同处在于它们没有一种叫“色”的性质,所以它们的作用力(弱力、电磁力)会随距离增加变得越来越弱。

29. it involves the mechanism called"spontaneous symmetry breaking"(also called the Higgs mechanism). (2) The gauge theory of strong interaction, called QCD (quantum chromodynamics).

它引入一种被叫做“自发对称性破缺”的机制(也被叫做希格斯机制)。另一部分是强相互作用的规范理论,我们把它叫做QCD(量子色动力学)。

30. a historical note, about 30 years ago, Susskind gave a talk at SLAC on QCD. in the end, he polled th audience, about 90% does not believe QCD.

它是一种演化的必然。我们希望合理的模型+计算机模拟可以揭示这一点。

31. The determination of the QCD parameters and the study of the hadron spectroscopy are discussed in more detail.It is shown that BEPC/BES can play a role in the study of hadron physics.

对其中QCD的参数和强子谱研究的问题做了较细致的讨论,特别是讨论了北京正负电子对撞机/北京谱仪可以开展的强子物理实验研究。

32. Since the masses of the first generation quarks are significantly below the QCD scale, the uncertainties here are pretty large.

强子有两种:由三颗夸克组成的费米子,即重子(如质子及中子);

33. Hadron (baryons and mesons) spectroscopy opens the gate for the development of the fundamental theory of the strong interaction: quantum chromodynamics (QCD).

强子谱为量子色动力学(QCD)理论的发展提供了一个很好的场所。

34. Calculation Pure Annihilation Type Decay of B Meson in Perturbative QCD

微扰QCD方法计算B介子纯湮灭图衰变

35. Based on factorization, perturbative QCD (pQCD) have made a progress in B physics.We expect that experiments can further test this theory in future.

微扰QCD的方法在因子化的基础上迈出了很大的一步,我们期待将来的实验给出重要的检验。

36. perturbative QCD

微扰量子色动力学

37. There are many methods in dealing with this problem, such as naive factorization, general factorization, BBNS approach, perturbative QCD (pQCD) approach.

我们从基本的有效理论开始,简单的介绍一下关于算符乘积展开及四夸克算符, 比较了几种因子化的方案;

38. diffusion activation energy Qcd

扩散激活能Qcd

39. Based on the Global Color Symmetry Model, the non-perturbative QCD vacuum is investigated by use of the parameterized fully dressed quark propagator.

摘要基于整体色对称模型,用完全穿衣服参数化的夸克传播子研究了量子色动力学(QCD)真空的性质,预言了各种表征QCD真空的凝聚值。

40. Chiral Perturbation Theory (CHPT), as a low-energy effective field theory based on QCD, is a powerful tool in the investigation of the nuclear and particle physics.

摘要手征微扰论是基于量子色动力学的低能有效理论,已成为核物理和低能粒子物理研究的有力方法。

41. The pomeron in high energy hadron-hadron scattering as well as the QCD nature of the pomeron are discussed.

摘要讨论了高能强子-强子散射过程中的坡密子以及坡密子的QCD内容。

42. An ordinary hadron as a simplest quark system opens the gate for us to understand QCD, but QCD do not deny the exist of multiquark states.

普通强子作为最简单的夸克系统为我们开启了理解低能QCD之门,但QCD并不排 斥多夸克态的存在。

43. Two-Loop Correction of Thermodynamic Potential of QCD at Finite Temperature

有限温度QCD热力学势的双圈修正

44. Effective quark mass at finite temperature and density QCD

有限温度和密度QCD中有效夸克质量的研究

45. Presentations of Research Papers QCD

期末研究口头报告

46. In this paper, we take Regge theory as a basis to carry out a research on the possibility of analytic continuation. In combination with potential scattering, we discuss some questions in QCD.

本文以菜格理论为基础,研究散射域解析扩大的可能性,结合势散射情况,对QCD中一些问题,进行讨论.

47. First we review our tools which will be used in our research.After a detailed introduction to the QCD sum rules approach in Chapter 2, we review the basic concepts of instanton physics.

本文分为两个部分,首先是我们所采用的研究方法的介绍,包括第二章对QCD求和规则的详细介绍以及第三章对瞬子物理基本概念的介绍。

48. Keywords Standard Model(SM) theory;Minimal Supersymmetric Standard Model(MSSM);Minimal Supergravity(mSUGRA) Model;QCD factorization approach;two-body nonleptonic charmless B decays;

标准模型理论;最小超对称模型;最小超引力模型;QCD因子化方案;B介子两体非轻无粲衰变;

49. Meson is the ideal place for us to study the QCD and strong interaction.

模型的研究使人们对QCD和物质的更深层次有了进一步的认识。

50. The Weinberg-Salam-Glashow and QCD were among the first and simplest version that is capable to describe the respective interactions.

温伯格-萨拉姆-格拉肖理论和QCD是可能描述分别作用力的最简单的变换。

51. Jet Quenching with Detailed Balance in a Thermal QCD Medium

热QCD介质中具有细致平衡的喷注淬火

52. A New Method to Calculate Gluon Condensate from Lattice QCD

用格点QCD研究胶子凝聚的一种新方法

53. As we adopt the QCD sum rules as our main theoretical framework, we only focus on the Single Instanton Apporach which can be used in the framework of QCD sum rules easily.

由于我们采用QCD求和规则作为我们的主要理论框架,因此对于瞬子物理我们主要采用一种易于使用到QCD求和规则框架内的半唯象方法,即单瞬子近似。

54. Quantum chromodynamics(QCD) is generally believed to be the fundamental theory of the strong interaction.

目前公认强相互作用的基本理论是量子色动力学(QCD)。

55. A Try to Investigate Color Confinment Directly from QCD Lagrangian

直接从QCD拉氏量研究禁闭的尝试

56. Studying QCD vacuum properties and non-perturbative QCD is a very important issue for strongly interacting processes.

研究QCD真空性质和非微扰QCD对于强相互作用过程来说是一个非常重要的问题。

57. We give a brief introduction to the basic idea, the method and its application of QCD sum rule, emphasize the development of this method and some topics in recent years.

简单介绍了QCD求和规则的基本概念、方法与应用,特别讨论了QCD求和规则近年来的发展和与之相关的一些前沿问题。

58. Confinement and the dynamical chiral symmetry breaking are the two genuine effects of non-perturbative QCD (NPQCD).To study these two effects, non-perturbative methods are required.

红外禁闭行为和动力学手征自发对称性破缺是非微扰QCD的两个独特的现象,为研究这两种现象,必须采用非微扰的研究 方法。

59. During the spare time I still continue to study the use of ISO9001 quality management system, ISO14001 environmental management system and QC seven QCD approach and other related aspects.

经验不足的我仍旧利用业余时间不断地学习ISO9001质量管理体系、ISO14001环境管理体系和QC七大手法等相关QCD方面的内容。

60. A comparison of the results from the transitional theory to those from the O(4) limit calculation and QCD potential model is also shown.

结果表明,利用过渡区理论对介子质量谱的描述比O(4)极限更为精确。

61. Since 1970s, Quantum Chromo Dynamics (QCD) phase transition and QGP have been the focus of interdisciplinary research in nuclear and particle physics.

自上个世纪70年代以来,量子色动力学相变和夸克胶子等离子体一直是国际上粒子物理和核物理交叉领域中的研究热点。

62. Applicability of Perturbative QCD to Virtual Compton Scattering

虚Compton散射中微扰QCD的可应用性分析

63. We discuss the classification of heavy meson spectrumunder heavy quark effective theory (HQET) and the application of QCD sum rule inHQET.

讨论了在重夸克有效理论下重介子谱的分类以及QCD求和规则在重夸克有效理论下应用。

64. QCD Supervisor of Quality Project

质量控制项目主管

65. quality control division (QCD)

质量检查科

66. SUSY QCD

超对称QCD

67. For many years, the Lattice QCD’s researchers were working hard try to solve the difficulties in the theory, e.g. the doubling of fermion and the breaking of chiral symmetry.

近年来,格点QCD研究人员一直致力于解决格点QCD存在的困难:费米子加倍效应与手征对称性破缺。

68. Based on so large amount of data we are not only able to probe the origin of CP violation, but to explore rich QCD dynamics involved in exclusive B meson decays.

这不仅可以帮助寻找B介子系统的CP破坏机制,而且能够研究包括B介子衰变的QCD动力学规律。

69. After some extension, the model can also be used to describe the properties of deuteron and nucleon-nucleon interaction.The model can provide us much more information of QCD and strong interaction.

这个模型可以推广到重子-重子相互作用,通过适当的修改后,在解释散射实验数据和氘核的性质方面也取得了相当的成功。

70. Most typical examples of these expansions are presented: the operator product expansion, the large-mass expansion, Heavy Quark Effective Theory, and Non-Relativistic QCD.

这些扩大的大多数典型的例子被提出: 操作者产品扩大,大群众的扩大,重的夸克有效的理论和非相对论性的QCD。

71. Quantum Chromodynamics (QCD) is the best candidate of the strong interaction theory.

量子色动力学(QCD)是强作用理论最好的候补者。

72. The research of K factor in qcd

量子色动力学中K因子的研究

73. In quantum chromodynamics (QCD), hadronic matter is composed of quarks, and interactions between them are mediated by eight massless gluons.

量子色动力学(QCD)是描述物质结构最基本的单元、即夸克与胶子间强作用的规范理论。

74. QCD sum rule is an important nonperturbative method in hadron physics, it has been a powerful technique in study of hadron physics and nuclear physics.

量子色动力学(QCD)求和规则是强子物理研究中的一种重要的非微扰方法,已经成为强子物理与核物理研究中有力的工具。

75. non-local QCD vacuum condensate

非定域QCD真空凝聚

76. non-perturbative QCD

非微扰QCD

77. Non-perturbative QCD and Nuclear Shadowing Effect on K-factor

非微扰QCD和核遮蔽效应对K因子的影响

78. nonrelativistic QCD

非相对论性量子色动力学

79. First, we propose QCD benzene and a new color structure for tetraquark systems, which enrich color structures for multiquark systems and provide more color structure information for low energy QCD.

首先,我们提出了QCD苯环和四夸克态的新颜色结构,丰富了多夸克系统的颜色 结构,为低能QCD提供了更多的颜色结构信息。

80. Coupling Constant in High Temperature QCD and Deconfinement Phase Transition

高温QCD的耦合常数和退禁闭相变

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