elementary charge

简明释义

基本电荷

英英释义

例句

1.The concept of elementary charge is fundamental to understanding electromagnetism.

基本电荷的概念对于理解电磁学至关重要。

2.In quantum mechanics, the elementary charge is often represented by the symbol 'e'.

在量子力学中，基本电荷通常用符号'e'表示。

3.Protons have a positive elementary charge equal in magnitude but opposite in sign to that of electrons.

质子的正基本电荷与电子的负电荷在大小上相等，但符号相反。

4.Every electron carries a negative elementary charge of approximately -1.6 x 10^-19 coulombs.

每个电子携带约-1.6 x 10^-19库仑的负基本电荷。

5.The elementary charge is the smallest unit of electric charge in nature.

电荷的基本电荷是自然界中最小的电荷单位。

作文

The concept of elementary charge is fundamental in the field of physics, particularly in the study of electromagnetism and quantum mechanics. The elementary charge is defined as the smallest unit of electric charge that is considered indivisible. It is represented by the symbol 'e' and has a value of approximately 1.602 x 10^-19 coulombs. This charge is carried by fundamental particles such as electrons and protons, making it a crucial component in understanding atomic structure and the behavior of matter.In the realm of atomic physics, the elementary charge plays a pivotal role in determining how atoms interact with each other. For instance, an atom consists of a nucleus made up of protons and neutrons, surrounded by electrons that orbit around the nucleus. Protons carry a positive charge, while electrons carry a negative charge, both of which are equal in magnitude to the elementary charge. This balance of charges is what keeps the electrons bound to the nucleus, creating a stable atom. Moreover, the elementary charge is essential for understanding electrical forces between charged particles. According to Coulomb's law, the force between two point charges is directly proportional to the product of the magnitudes of the charges and inversely proportional to the square of the distance between them. Since the elementary charge is the smallest unit of charge, it serves as the building block for larger charges. For example, ions are formed when atoms gain or lose one or more elementary charges, resulting in a net positive or negative charge. This process is critical in chemical reactions and the formation of compounds.In addition to its significance in atomic interactions, the elementary charge also has implications in the field of particle physics. Researchers study elementary particles, such as quarks and leptons, which possess fractional or whole multiples of the elementary charge. The understanding of these particles and their interactions helps physicists to develop theories about the fundamental forces of nature, including the electromagnetic force, weak nuclear force, and strong nuclear force.Furthermore, the elementary charge is integral to the development of technologies that rely on electrical principles. From the design of semiconductors to the functioning of batteries, the manipulation of charges at the atomic level is crucial. Devices such as transistors, which are the building blocks of modern electronics, operate based on the movement of charges that can be traced back to the concept of elementary charge.In conclusion, the elementary charge is a key concept in physics that underpins many aspects of our understanding of the universe. Its role in atomic structure, electrical forces, and particle physics highlights its importance in both theoretical and applied sciences. As we continue to explore the mysteries of the universe, the elementary charge will undoubtedly remain a cornerstone of scientific inquiry and technological advancement.

“基本电荷”这一概念在物理学领域中至关重要，特别是在电磁学和量子力学的研究中。“基本电荷”被定义为被认为是不可分割的最小电荷单位。它用符号'e'表示，值约为1.602 x 10^-19库仑。这种电荷由基本粒子如电子和质子所携带，因此在理解原子结构和物质行为方面是一个关键组成部分。在原子物理学领域，“基本电荷”在决定原子之间如何相互作用中发挥着重要作用。例如，一个原子由质子和中子组成的原子核和围绕核旋转的电子构成。质子带有正电荷，而电子带有负电荷，二者的大小都等于“基本电荷”。这种电荷的平衡使得电子能够被束缚在原子核周围，从而形成稳定的原子。此外，“基本电荷”对于理解带电粒子之间的电力也至关重要。根据库仑定律，两点电荷之间的力与电荷大小的乘积成正比，与它们之间距离的平方成反比。由于“基本电荷”是最小的电荷单位，它作为更大电荷的构建块。例如，当原子获得或失去一个或多个“基本电荷”时，就会形成离子，导致净正电荷或负电荷。这一过程在化学反应和化合物的形成中至关重要。除了在原子相互作用中的重要性外，“基本电荷”在粒子物理学领域也具有深远的影响。研究人员研究基本粒子，如夸克和轻子，这些粒子具有分数或整数倍的“基本电荷”。对这些粒子及其相互作用的理解帮助物理学家发展关于自然基本力的理论，包括电磁力、弱核力和强核力。此外，“基本电荷”在依赖电气原理的技术开发中也不可或缺。从半导体的设计到电池的功能，在原子水平上操控电荷至关重要。像晶体管这样的设备是现代电子学的基石，其运作基于可以追溯到“基本电荷”概念的电荷运动。总之，“基本电荷”是物理学中的一个关键概念，支撑着我们对宇宙许多方面的理解。它在原子结构、电力以及粒子物理学中的角色突显了其在理论和应用科学中的重要性。随着我们继续探索宇宙的奥秘，“基本电荷”无疑将继续成为科学探究和技术进步的基石。