symmetrical dipole

简明释义

对称振子

英英释义

例句

1.The antenna design utilizes a symmetrical dipole to ensure balanced radiation patterns.

天线设计利用了对称偶极子以确保辐射模式的平衡。

2.Researchers found that the symmetrical dipole performs better in certain frequency ranges.

研究人员发现，在某些频率范围内，对称偶极子的表现更佳。

3.When modeling antennas, engineers often start with a symmetrical dipole as a basic element.

在建模天线时，工程师通常以对称偶极子作为基本元素。

4.In electromagnetic theory, a symmetrical dipole can be used to simplify calculations.

在电磁理论中，对称偶极子可用于简化计算。

5.The symmetrical dipole configuration helps in reducing interference in signal transmission.

这种对称偶极子配置有助于减少信号传输中的干扰。

作文

In the study of electromagnetism, the concept of a symmetrical dipole plays a crucial role in understanding how electric fields and magnetic fields interact. A symmetrical dipole refers to a pair of equal and opposite charges or magnetic poles that are separated by a certain distance. This arrangement is significant because it creates a uniform field that can be easily analyzed and predicted. The symmetry in the dipole means that the forces exerted by the charges or poles balance each other out, leading to a stable configuration that is less likely to experience fluctuations. The simplicity of the symmetrical dipole model allows physicists to derive many fundamental principles of electromagnetism. For instance, when an external electric field is applied to a symmetrical dipole, it experiences a torque that tends to align it with the field. This behavior is essential in various applications, such as antennas, where symmetrical dipoles are used to transmit and receive electromagnetic waves. The efficiency of an antenna can often be traced back to its design, which frequently incorporates symmetrical dipoles to optimize performance. Furthermore, the concept of a symmetrical dipole can also be extended to molecular chemistry. In this context, molecules that have a symmetrical arrangement of charges can exhibit unique properties, such as non-polarity. For example, in a molecule like carbon dioxide (CO2), the linear arrangement of oxygen atoms around a central carbon atom results in a symmetrical dipole. Although the individual bonds are polar, the overall structure leads to a cancellation of dipole moments, making the molecule non-polar. This property influences the molecule's interactions with other substances, affecting solubility and reactivity. The application of symmetrical dipoles extends beyond theoretical physics and chemistry; they are also found in engineering and technology. In the field of wireless communication, for instance, symmetrical dipole antennas are widely used due to their ability to radiate energy uniformly in all directions. This omnidirectional radiation pattern makes them ideal for broadcasting signals over large areas. Engineers meticulously design these antennas to ensure they maintain the symmetrical properties necessary for optimal performance. In summary, the symmetrical dipole is a fundamental concept that bridges various scientific disciplines, including physics, chemistry, and engineering. Its importance cannot be overstated, as it provides insights into the behavior of electric and magnetic fields, influences molecular properties, and enhances technological applications. Understanding the implications of a symmetrical dipole allows scientists and engineers to innovate and improve technologies that rely on electromagnetic principles. As we continue to explore the intricacies of the universe, the symmetrical dipole will undoubtedly remain a key focus of research and application, highlighting its enduring significance in both theoretical and practical realms.

在电磁学研究中，对称偶极子的概念在理解电场和磁场如何相互作用方面起着至关重要的作用。对称偶极子指的是一对相等且相反的电荷或磁极，它们之间相隔一定距离。这种排列非常重要，因为它产生了一个均匀的场，可以被轻松分析和预测。偶极子的对称性意味着电荷或极所施加的力相互平衡，从而导致一个稳定的配置，不太可能经历波动。 对称偶极子模型的简单性使物理学家能够推导出许多电磁学的基本原理。例如，当外部电场施加到对称偶极子上时，它会经历一个扭矩，这个扭矩倾向于使其与电场对齐。这种行为在各种应用中是至关重要的，例如天线，其中对称偶极子用于发射和接收电磁波。天线的效率往往可以追溯到其设计，通常采用对称偶极子来优化性能。 此外，对称偶极子的概念也可以扩展到分子化学。在这种情况下，具有对称电荷排列的分子可以表现出独特的性质，例如非极性。例如，在二氧化碳（CO2）分子中，围绕中心碳原子的氧原子的线性排列导致了一个对称偶极子。尽管单个键是极性的，但整体结构导致偶极矩的抵消，使分子呈现非极性。这一特性影响了分子与其他物质的相互作用，影响溶解度和反应性。 对称偶极子的应用不仅限于理论物理和化学；它们还出现在工程和技术领域。例如，在无线通信领域，对称偶极子天线因其能够均匀辐射能量而广泛使用。这种全向辐射模式使它们非常适合在大面积内广播信号。工程师们精心设计这些天线，以确保它们保持必要的对称特性，以实现最佳性能。 总之，对称偶极子是一个基本概念，连接了物理学、化学和工程等多个科学学科。它的重要性不容小觑，因为它提供了对电场和磁场行为的深入了解，影响分子特性，并增强技术应用。理解对称偶极子的意义使科学家和工程师能够创新和改进依赖于电磁原理的技术。随着我们继续探索宇宙的复杂性，对称偶极子无疑将继续成为研究和应用的关键焦点，突显其在理论和实践领域中的持久重要性。