antiquark

简明释义

英[ˈæntikwɑːk]美[ˈæntikwɔːrkˌˈæntikwɑːrk]

n. [核] 反夸克

英英释义

单词用法

同义词

反义词

例句

1.Any of a family of subatomic particles that participate in strong interactions, are composed of a quark and an antiquark, and have masses generally intermediate between leptons and baryons.

介子任一种具有较强相互作用力的亚原子粒子群，由一夸克与一反夸克构成，并具有通常介于轻子和。

2.It's quark and antiquark.

是夸克和反夸克。

3.Any of a family of subatomic particles that participate in strong interactions, are composed of a quark and an antiquark, and have masses generally intermediate between leptons and baryons.

介子任一种具有较强相互作用力的亚原子粒子群，由一夸克与一反夸克构成，并具有通常介于轻子和。

4.Thus, antiquark, antiproton, etc.

像反夸克，反质子等等。

5.A quark cannot exist on its own, but must be bound to other quarks or an antiquark.

一个夸克不能单独存在，必须与其它夸克或反夸克结合在一起。

6.In quantum chromodynamics, the interactions between quarks and antiquarks are described by the exchange of gluons.

在量子色动力学中，夸克和反夸克之间的相互作用通过胶子交换来描述。

7.When a quark meets its corresponding antiquark, they can annihilate each other, releasing energy.

当一个夸克遇到其对应的反夸克时，它们可以相互湮灭，释放能量。

8.In particle physics, a proton is made up of two up quarks and one down quark, while an antiproton contains two down 反夸克 and one up 反夸克.

在粒子物理学中，一个质子由两个上夸克和一个下夸克构成，而一个反质子则包含两个下反夸克和一个上反夸克。

9.Each antiquark has the same mass as its corresponding quark but opposite charge.

每个反夸克的质量与其对应的夸克相同，但电荷相反。

10.The collision of particles at high energy can produce pairs of quarks and antiquarks.

高能粒子的碰撞可以产生夸克和反夸克对。

作文

In the field of particle physics, the concept of the antiquark is fundamental to our understanding of matter and the forces that govern it. A antiquark is essentially the counterpart of a quark, which is one of the basic building blocks of protons and neutrons, the particles that make up atomic nuclei. Quarks and antiquarks are held together by the strong force, mediated by particles known as gluons. The existence of antiquarks allows for the formation of mesons, which are particles made up of one quark and one antiquark. This pairing plays a crucial role in the interactions between particles and helps to explain a variety of phenomena observed in high-energy physics.The significance of antiquarks extends beyond their role in forming mesons. They also contribute to the overall understanding of antimatter. Antimatter is composed of antiparticles, which are counterparts to the particles that make up ordinary matter. For every particle, there exists an antiparticle with the same mass but opposite charge. Therefore, the antiquark has the same mass as a quark but carries an opposite electric charge. This relationship is essential when exploring the asymmetry between matter and antimatter in the universe.One of the most intriguing aspects of antiquarks is their role in the creation and annihilation processes that occur in particle collisions. When particles collide at high energies, such as in particle accelerators, they can produce a variety of new particles, including antiquarks. These newly formed antiquarks can then interact with quarks from other particles, leading to the production of mesons or other composite particles. This process is not only fascinating but also helps physicists to test the predictions of quantum chromodynamics (QCD), the theory that describes the strong interaction.Moreover, the study of antiquarks and their interactions contributes to our understanding of the early universe. Shortly after the Big Bang, the universe was filled with a hot, dense plasma of quarks and antiquarks. As the universe expanded and cooled, these particles began to combine into protons and neutrons, while most of the antiquarks annihilated with their corresponding quarks. This annihilation process is crucial for understanding why our universe appears to be predominantly composed of matter rather than antimatter.In conclusion, the antiquark is a vital component of the subatomic world, playing a key role in the structure of matter, the nature of antimatter, and the fundamental forces of physics. Understanding antiquarks not only enhances our knowledge of particle physics but also sheds light on the origins of the universe and the fundamental symmetries that govern the behavior of matter and energy. As scientists continue to explore the mysteries of the universe, the study of antiquarks will undoubtedly remain an important area of research, offering insights into the very fabric of reality itself.

在粒子物理学领域，反夸克的概念是我们理解物质及其所受力的基础。反夸克本质上是夸克的对立面，夸克是质子和中子（构成原子核的粒子）的基本构建块。夸克和反夸克通过强相互作用力相互联系，这种力由称为胶子的粒子介导。反夸克的存在使得介子形成成为可能，介子是由一个夸克和一个反夸克组成的粒子。这种配对在粒子之间的相互作用中发挥着至关重要的作用，并有助于解释高能物理中观察到的各种现象。反夸克的重要性不仅限于它们在形成介子中的作用。它们还为我们理解反物质做出了贡献。反物质由反粒子组成，反粒子是构成普通物质的粒子的对立面。每个粒子都有一个反粒子，质量相同但电荷相反。因此，反夸克与夸克具有相同的质量，但携带相反的电荷。这种关系在探索宇宙中物质与反物质的不对称性时至关重要。反夸克最引人入胜的方面之一是它们在粒子碰撞中产生和湮灭过程中的作用。当粒子在高能量下碰撞时，例如在粒子加速器中，它们可以产生多种新粒子，包括反夸克。这些新形成的反夸克可以与其他粒子的夸克相互作用，从而导致介子或其他复合粒子的产生。这一过程不仅令人着迷，而且帮助物理学家检验量子色动力学（QCD）的预测，QCD是描述强相互作用的理论。此外，研究反夸克及其相互作用有助于我们理解早期宇宙。在大爆炸后不久，宇宙充满了夸克和反夸克的热密态等离子体。随着宇宙的膨胀和冷却，这些粒子开始结合成质子和中子，而大多数反夸克则与其对应的夸克湮灭。这一湮灭过程对于理解为什么我们的宇宙似乎主要由物质而非反物质组成至关重要。总之，反夸克是亚原子世界的重要组成部分，在物质结构、反物质性质以及物理基本力中发挥着关键作用。理解反夸克不仅增强了我们对粒子物理学的知识，也揭示了宇宙的起源及支配物质和能量行为的基本对称性。随着科学家们继续探索宇宙的奥秘，反夸克的研究无疑将继续成为一个重要的研究领域，为我们提供对现实本质的深入见解。