
词条:pion
基本释义
“pion”是一个名词,指的是一种亚原子粒子,属于强相互作用的媒介粒子。它在粒子物理学中起着重要作用。
词性分析
“pion”只有名词形式,没有形容词形式。
词语辨析
在粒子物理学中,pion与其他粒子如“kaon”(K介子)和“photon”(光子)不同,pion主要是介导强相互作用的粒子,而光子则是电磁相互作用的媒介。
近义词和反义词
- 近义词:meson(介子)
- 反义词:n/a(无反义词)
词汇扩充
- pion decay(介子衰变)
- pion production(介子生产)
- charged pion(带电介子)
- neutral pion(中性介子)
词典引用
柯林斯词典: A pion is a type of subatomic particle that is involved in the strong force that holds protons and neutrons together in an atomic nucleus.
牛津词典: A pion is a meson with a mass of about 140 MeV/c², existing in three varieties: positively charged, negatively charged, and neutral.
用法示例
The pion is a type of meson that plays a key role in mediating the strong force.
介子是一种在强相互作用中起重要作用的粒子。
In particle physics, the decay of a pion can produce other particles.
在粒子物理学中,介子的衰变可以产生其他粒子。
Scientists study the interaction of pions to understand the fundamental forces of nature.
科学家研究介子之间的相互作用以理解自然的基本力。
The neutral pion is its own antiparticle.
中性介子是它自己的反粒子。
Charged pions can be detected in particle accelerators.
带电介子可以在粒子加速器中被探测到。
Pions are important for explaining the nuclear force between nucleons.
介子对于解释核力在核子之间的作用非常重要。
The mass of a pion is about 140 MeV/c².
介子的质量约为140 MeV/c²。
Researchers use pions in experiments to explore quantum chromodynamics.
研究人员使用介子进行实验以探索量子色动力学。
Pions can be produced in high-energy collisions.
介子可以在高能碰撞中产生。
The study of pions helps physicists understand symmetry in particle physics.
对介子的研究帮助物理学家理解粒子物理学中的对称性。
Pions have a very short lifetime before decaying.
介子的寿命非常短暂,之后会衰变。
In the context of strong interactions, pions are often referred to as exchange particles.
在强相互作用的背景下,介子通常被称为交换粒子。
The discovery of the pion was a significant milestone in particle physics.
介子的发现是粒子物理学的一个重要里程碑。
Many experiments have confirmed the existence of pions in various forms.
许多实验确认了介子以不同形式存在。
Pions are involved in the strong nuclear force that binds nuclei together.
介子参与了将核子结合在一起的强核力。
The behavior of pions can be modeled using quantum field theory.
介子的行为可以通过量子场论来建模。
The study of charged pions is crucial for understanding meson dynamics.
对带电介子的研究对理解介子动力学至关重要。
In the laboratory, scientists can create pions using high-energy particle beams.
在实验室中,科学家可以使用高能粒子束来产生介子。
Pions interact with other particles through the strong force.
介子通过强力与其他粒子相互作用。