electrostatic repulsion

简明释义

静电推斥

英英释义

例句

1.The electrostatic repulsion 静电排斥 between electrons in an atom helps define its structure.

原子中电子之间的electrostatic repulsion 静电排斥有助于定义其结构。

2.The principle of electrostatic repulsion 静电排斥 is used in photocopiers to transfer toner onto paper.

electrostatic repulsion 静电排斥的原理被用于复印机将墨粉转移到纸上。

3.When two balloons are rubbed against each other, they experience electrostatic repulsion 静电排斥, causing them to move apart.

当两个气球相互摩擦时，它们会经历electrostatic repulsion 静电排斥，导致它们分开。

4.In a charged object, electrostatic repulsion 静电排斥 occurs between like charges, pushing them away from each other.

在一个带电物体中，electrostatic repulsion 静电排斥发生在同种电荷之间，使它们彼此推开。

5.In particle physics, electrostatic repulsion 静电排斥 plays a crucial role in determining the behavior of atomic nuclei.

在粒子物理学中，electrostatic repulsion 静电排斥在决定原子核行为方面起着关键作用。

作文

Electrostatic forces play a crucial role in our understanding of physics, chemistry, and even biology. One particularly interesting phenomenon is electrostatic repulsion, which occurs when two objects with the same electric charge push away from each other. This fundamental principle can be observed in various everyday situations, such as when you try to bring two magnets with the same polarity close together; they resist each other due to their similar charges. Understanding electrostatic repulsion not only enhances our grasp of basic physical laws but also provides insights into more complex systems at the molecular level.To delve deeper into this concept, let’s consider the atomic structure. Atoms consist of a nucleus containing protons and neutrons, surrounded by electrons that orbit the nucleus. Protons carry a positive charge, while electrons carry a negative charge. The attraction between these opposite charges keeps the electrons bound to the nucleus. However, if we introduce another electron into the vicinity of an existing electron, we witness electrostatic repulsion. This repulsion occurs because both electrons are negatively charged, thus pushing each other away. This interaction is essential in determining the arrangement of electrons in an atom and, consequently, the chemical properties of elements.In chemical bonding, electrostatic repulsion also plays a significant role. For instance, in covalent bonds, atoms share electrons to achieve stability. However, the shared electrons are subject to electrostatic repulsion from other electrons in the surrounding environment. This repulsion influences bond angles and lengths, which are critical for the three-dimensional shapes of molecules. Understanding these interactions allows chemists to predict how different substances will react with one another.Moreover, electrostatic repulsion is vital in biological systems. For example, the structure of proteins is heavily influenced by the interactions between amino acids, which can be positively or negatively charged. When similar charges come close to each other, electrostatic repulsion can cause the protein to fold in a specific way, ultimately determining its function. This concept is particularly important in enzyme activity, where the shape of the enzyme must fit precisely with its substrate to facilitate biochemical reactions.In technology, electrostatic repulsion has practical applications as well. For instance, in inkjet printers, tiny droplets of ink are expelled from nozzles using electrostatic forces. The droplets are charged, and when they pass through a charged field, they experience electrostatic repulsion, allowing for precise control over their placement on paper. This technology showcases how understanding electrostatic repulsion can lead to innovations that impact our daily lives.In summary, electrostatic repulsion is a fundamental concept that permeates various scientific disciplines, influencing everything from atomic structure to technological advancements. By comprehensively understanding this phenomenon, we can gain insights into the natural world and harness these principles for practical applications. As we continue to explore the intricacies of electrostatic repulsion, we unlock the potential for new discoveries that could shape our future in science and technology.

静电力在我们理解物理、化学甚至生物学中起着至关重要的作用。其中一个特别有趣的现象是静电排斥，它发生在两个带有相同电荷的物体互相推开时。这个基本原理可以在各种日常情况中观察到，例如，当你试图将两个相同极性的磁铁靠近时，它们由于相似的电荷而相互抵抗。理解静电排斥不仅增强了我们对基本物理法则的理解，还为我们提供了对分子层面更复杂系统的洞察。为了更深入地探讨这个概念，让我们考虑原子结构。原子由包含质子和中子的原子核组成，周围环绕着电子。质子带有正电荷，而电子带有负电荷。相反电荷之间的吸引力使电子与原子核结合。然而，如果我们在现有电子的附近引入另一个电子，我们会看到静电排斥。这种排斥发生是因为两个电子都是带负电的，因此彼此推开。这种相互作用对于确定原子中电子的排列至关重要，从而影响元素的化学性质。在化学键合中，静电排斥也发挥着重要作用。例如，在共价键中，原子共享电子以实现稳定。然而，所共享的电子受到周围环境中其他电子的静电排斥的影响。这种排斥影响键角和长度，这对分子的三维形状至关重要。理解这些相互作用使化学家能够预测不同物质之间的反应。此外，静电排斥在生物系统中也至关重要。例如，蛋白质的结构受到氨基酸之间相互作用的影响，这些氨基酸可能带有正电或负电。当相似电荷靠近时，静电排斥会导致蛋白质以特定方式折叠，从而最终决定其功能。这个概念在酶活性中尤其重要，因为酶的形状必须与其底物精确匹配，以促进生化反应。在技术上，静电排斥也有实际应用。例如，在喷墨打印机中，微小的墨滴通过使用静电力从喷嘴喷出。墨滴被带电，当它们通过带电场时，会经历静电排斥，从而能够精确控制它们在纸上的位置。这项技术展示了理解静电排斥如何能够导致影响我们日常生活的创新。总之，静电排斥是一个渗透于各个科学学科的基本概念，影响着从原子结构到技术进步的一切。通过全面理解这一现象，我们可以获得对自然界的洞察，并利用这些原理进行实际应用。随着我们继续探索静电排斥的复杂性，我们解锁了新的发现潜力，这些发现可能会塑造我们在科学和技术领域的未来。