coulombian repulsion

简明释义

库仑排斥

英英释义

例句

1.In a plasma, the coulombian repulsion between ions can lead to complex interactions and instabilities.

在等离子体中，离子之间的库仑排斥可能导致复杂的相互作用和不稳定性。

2.The behavior of charged particles is largely influenced by coulombian repulsion, which causes like charges to push away from each other.

带电粒子的行为在很大程度上受到库仑排斥的影响，这使得相同电荷相互推开。

3.When two electrons approach each other, they experience strong coulombian repulsion that prevents them from getting too close.

当两个电子靠近时，它们会经历强烈的库仑排斥，这阻止它们过于接近。

4.The coulombian repulsion between protons in the nucleus is counteracted by the strong nuclear force.

原子核中质子之间的库仑排斥被强核力抵消。

5.Understanding coulombian repulsion is essential for predicting the stability of atomic structures.

理解库仑排斥对于预测原子结构的稳定性至关重要。

作文

In the realm of physics, particularly in the study of electromagnetism, the concept of coulombian repulsion plays a crucial role in understanding the interactions between charged particles. This phenomenon occurs when two like charges, such as two positively charged protons or two negatively charged electrons, exert a force that pushes them away from each other. The strength of this force is described by Coulomb's law, which states that the magnitude of 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. This fundamental principle not only explains various natural occurrences but also has significant implications in many fields, including chemistry, biology, and material science.To grasp the importance of coulombian repulsion, one must first consider the atomic structure. Atoms are composed of a nucleus containing protons and neutrons, surrounded by electrons that orbit the nucleus. Protons are positively charged, while electrons carry a negative charge. The attraction between these opposite charges keeps the electrons bound to the nucleus. However, when multiple protons exist in close proximity within the nucleus, the coulombian repulsion between them becomes a critical factor. This repulsive force acts against the strong nuclear force, which holds the nucleus together. If the repulsive force exceeds the attractive force, it can lead to nuclear instability, resulting in phenomena such as radioactive decay.In addition to its relevance in atomic physics, coulombian repulsion is also essential in understanding chemical bonding. When atoms combine to form molecules, the interactions between their electrons and nuclei determine the stability and properties of the resulting compounds. For instance, in ionic bonding, an electron is transferred from one atom to another, leading to the formation of positively and negatively charged ions. The coulombian repulsion between like-charged ions influences the overall stability of the ionic compound. Similarly, in covalent bonding, where electrons are shared between atoms, coulombian repulsion affects the arrangement and orientation of the atoms, ultimately determining the molecule's geometry and reactivity.Furthermore, coulombian repulsion is vital in biological systems. Many biochemical processes depend on the interactions between charged molecules, such as proteins and nucleic acids. The stability of protein structures, for instance, is influenced by the balance of attractive and repulsive forces among charged side chains. Disruptions in these interactions can lead to misfolded proteins, which are associated with various diseases, including Alzheimer's and Parkinson's.In conclusion, the concept of coulombian repulsion is fundamental to our understanding of the physical world. From the stability of atomic nuclei to the formation of chemical bonds and the functionality of biological molecules, this principle underlies many processes that govern the behavior of matter. As we continue to explore the intricacies of the universe, recognizing the significance of coulombian repulsion will enhance our comprehension of the forces that shape our reality and drive scientific advancement.

在物理学的领域，特别是在电磁学的研究中，库仑排斥的概念在理解带电粒子之间的相互作用方面发挥着至关重要的作用。当两个相同电荷的粒子，如两个带正电的质子或两个带负电的电子，施加一种将它们推开的力时，就会发生这种现象。这种力的强度由库仑定律描述，库仑定律指出，两个点电荷之间的力的大小与电荷大小的乘积成正比，与它们之间距离的平方成反比。这个基本原理不仅解释了各种自然现象，而且在许多领域，包括化学、生物学和材料科学中具有重要的意义。要理解库仑排斥的重要性，首先必须考虑原子结构。原子由一个包含质子和中子的原子核组成，周围环绕着电子。质子带正电，而电子带负电。相反电荷之间的吸引力使得电子与原子核结合。然而，当多个质子在原子核内紧密靠近时，质子之间的库仑排斥力就成为一个关键因素。这种排斥力对抗着保持原子核结合的强核力。如果排斥力超过了吸引力，就可能导致原子核的不稳定，进而引发放射性衰变等现象。除了在原子物理学中的相关性外，库仑排斥在理解化学键合方面也至关重要。当原子结合形成分子时，它们的电子和原子核之间的相互作用决定了所产生化合物的稳定性和性质。例如，在离子键合中，一个电子从一个原子转移到另一个原子，导致带正电和带负电的离子的形成。相同电荷离子之间的库仑排斥影响离子化合物的整体稳定性。同样，在共价键合中，原子之间共享电子，库仑排斥影响原子的排列和取向，最终决定分子的几何形状和反应性。此外，库仑排斥在生物系统中也至关重要。许多生化过程依赖于带电分子之间的相互作用，例如蛋白质和核酸。蛋白质结构的稳定性受到带电侧链之间吸引力和排斥力平衡的影响。这些相互作用的干扰可能导致蛋白质错误折叠，而这与包括阿尔茨海默病和帕金森病在内的各种疾病相关。总之，库仑排斥的概念是我们理解物理世界的基础。从原子核的稳定性到化学键的形成以及生物分子的功能，这一原理构成了支配物质行为的许多过程的基础。随着我们继续探索宇宙的复杂性，认识到库仑排斥的重要性将增强我们对塑造现实的力量的理解，并推动科学的进步。