isotropic dielectric

简明释义

各向同性电介质

英英释义

例句

1.In optical applications, an isotropic dielectric 各向同性介电材料 helps in achieving uniform light propagation.

在光学应用中，各向同性介电材料 有助于实现均匀的光传播。

2.When designing integrated circuits, engineers prefer an isotropic dielectric 各向同性介电材料 for better signal integrity.

在设计集成电路时，工程师更倾向于使用 各向同性介电材料 以获得更好的信号完整性。

3.The theoretical models for capacitors often assume an isotropic dielectric 各向同性介电材料 to simplify calculations.

电容器的理论模型通常假设使用 各向同性介电材料 来简化计算。

4.In microwave engineering, an isotropic dielectric 各向同性介电材料 is often used to simplify the analysis of wave propagation.

在微波工程中，常常使用 各向同性介电材料 来简化波传播的分析。

5.The performance of antennas can be significantly improved by using an isotropic dielectric 各向同性介电材料 as a substrate.

通过使用 各向同性介电材料 作为基板，可以显著提高天线的性能。

作文

In the field of materials science and electrical engineering, the term isotropic dielectric refers to a type of dielectric material that exhibits uniform properties in all directions. This characteristic is essential for various applications, particularly in the design and implementation of capacitors, insulators, and other electronic components. To better understand the significance of isotropic dielectric, it is crucial to delve into its properties, applications, and the underlying physics that govern its behavior.Dielectric materials are insulators that can be polarized by an electric field. When an electric field is applied, the positive and negative charges within the dielectric material shift slightly, creating an induced dipole moment. This polarization allows the material to store electrical energy, which is a fundamental property utilized in capacitors. The effectiveness of a dielectric material is measured by its dielectric constant or permittivity, which indicates how well the material can store electrical energy compared to a vacuum.The term 'isotropic' signifies that the material's properties remain consistent regardless of the direction in which they are measured. This is in contrast to anisotropic materials, which exhibit different properties along different axes. For instance, in an anisotropic dielectric, the dielectric constant may vary depending on the orientation of the applied electric field. This variability can complicate the design and performance of electronic devices, making isotropic dielectric materials more desirable for many applications.One of the most common examples of isotropic dielectric materials is polyethylene, a widely used plastic in various electrical applications. Polyethylene has a relatively high dielectric constant and excellent insulation properties, making it suitable for use in cables and capacitors. Other examples include glass and certain ceramics, which also demonstrate isotropic behavior under typical conditions.The importance of isotropic dielectric materials extends beyond their electrical properties; they also play a critical role in the development of advanced technologies. For instance, in the realm of telecommunications, the use of isotropic dielectric materials in antennas ensures consistent performance across different frequencies. This uniformity is vital for maintaining signal quality and reducing interference, ultimately leading to more reliable communication systems.Moreover, the study of isotropic dielectric materials contributes to advancements in nanotechnology and materials engineering. Researchers are exploring new composite materials that combine isotropic dielectrics with other substances to enhance their properties further. By manipulating the microstructure and composition of these materials, scientists aim to develop next-generation devices with improved performance characteristics, such as higher energy density and better thermal stability.In conclusion, the concept of isotropic dielectric is fundamental to understanding the behavior of dielectric materials in various applications. These materials provide uniform electrical properties that are essential for the design and operation of electronic devices. As technology continues to evolve, the relevance of isotropic dielectric materials will only increase, paving the way for innovations in electronics, telecommunications, and beyond. Understanding and harnessing the unique properties of isotropic dielectric materials will undoubtedly lead to significant advancements in the field of materials science and engineering.

在材料科学和电气工程领域，术语各向同性介电指的是一种在所有方向上表现出均匀特性的介电材料。这一特性对于各种应用至关重要，尤其是在电容器、绝缘体和其他电子元件的设计和实施中。为了更好地理解各向同性介电的重要性，深入探讨其性质、应用及其行为背后的物理原理是至关重要的。介电材料是能够被电场极化的绝缘体。当施加电场时，介电材料内部的正负电荷会略微移动，形成感应偶极矩。这种极化使材料能够储存电能，这是电容器所利用的基本特性。介电材料的有效性通过其介电常数或介电率来衡量，介电常数指示材料储存电能的能力与真空相比。“各向同性”一词表示材料的特性在测量方向上保持一致。这与各向异性材料相对，后者沿不同轴线表现出不同的特性。例如，在一个各向异性介电体中，介电常数可能会根据施加电场的方向而变化。这种可变性会使电子设备的设计和性能复杂化，因此许多应用中更希望使用各向同性介电材料。各向同性介电材料最常见的例子之一是聚乙烯，这是一种在各种电气应用中广泛使用的塑料。聚乙烯具有相对较高的介电常数和优良的绝缘特性，使其适合用于电缆和电容器。其他例子包括玻璃和某些陶瓷，它们在典型条件下也表现出各向同性行为。各向同性介电材料的重要性不仅限于其电气特性；它们在先进技术的发展中也起着关键作用。例如，在电信领域，使用各向同性介电材料的天线确保在不同频率下的一致性能。这种均匀性对于维持信号质量和减少干扰至关重要，最终导致更可靠的通信系统。此外，对各向同性介电材料的研究促进了纳米技术和材料工程的进步。研究人员正在探索将各向同性介电材料与其他物质结合的新复合材料，以进一步增强其特性。通过操控这些材料的微观结构和成分，科学家们旨在开发下一代具有更高能量密度和更好热稳定性的设备。总之，各向同性介电的概念对于理解介电材料在各种应用中的行为至关重要。这些材料提供了均匀的电气特性，对于电子设备的设计和操作是必不可少的。随着技术的不断发展，各向同性介电材料的相关性只会增加，为电子、电信及其他领域的创新铺平道路。理解和利用各向同性介电材料的独特特性无疑将推动材料科学和工程领域的重大进步。