intrinsic semiconductor

简明释义

本针导体

英英释义

例句

1.Silicon is commonly used as an intrinsic semiconductor in electronic devices.

硅通常作为电子设备中的本征半导体使用。

2.The electrical properties of an intrinsic semiconductor can change with temperature.

一个本征半导体的电气特性会随温度变化。

3.In its pure state, an intrinsic semiconductor has very few charge carriers.

在其纯净状态下，本征半导体几乎没有载流子。

4.An intrinsic semiconductor is a pure form of semiconductor without any significant dopant species present.

一个本征半导体是没有任何显著掺杂物质的纯净半导体。

5.When heated, an intrinsic semiconductor can conduct electricity better.

当加热时，本征半导体可以更好地导电。

作文

In the realm of electronics and materials science, the term intrinsic semiconductor refers to a pure semiconductor material that has not been doped with any impurities. This type of semiconductor is characterized by its electrical properties, which are determined solely by the material itself rather than any foreign elements. Common examples of intrinsic semiconductors include silicon (Si) and germanium (Ge). These materials exhibit a unique ability to conduct electricity under certain conditions, making them essential components in modern electronic devices.The behavior of an intrinsic semiconductor is primarily influenced by temperature. At absolute zero, an intrinsic semiconductor behaves as an insulator because there are no free charge carriers available for conduction. However, as the temperature increases, thermal energy excites some electrons, allowing them to jump from the valence band to the conduction band. This process creates electron-hole pairs, where an electron leaves behind a positive charge, known as a hole. The presence of these charge carriers enables the intrinsic semiconductor to conduct electricity.One of the fascinating aspects of intrinsic semiconductors is their temperature dependence. As the temperature rises, the number of thermally generated electron-hole pairs increases, leading to higher conductivity. This property is crucial for various applications, especially in temperature sensors and other electronic components that rely on precise measurements of conductivity changes with temperature.Moreover, intrinsic semiconductors serve as the foundation for creating extrinsic semiconductors, which are formed by doping the intrinsic semiconductor with specific impurities to enhance its electrical properties. For instance, adding phosphorus or boron to silicon creates n-type and p-type semiconductors, respectively. These extrinsic semiconductors exhibit improved conductivity and are widely used in diodes, transistors, and integrated circuits.The study of intrinsic semiconductors is vital for understanding the principles of semiconductor physics and the development of advanced electronic materials. Researchers continue to explore the potential of intrinsic semiconductors in various applications, including quantum computing, photovoltaics, and optoelectronics. By manipulating the properties of intrinsic semiconductors, scientists aim to create more efficient devices that can operate at lower power levels and higher speeds.In conclusion, intrinsic semiconductors play a pivotal role in the field of electronics, serving as the building blocks for various technologies. Their unique electrical properties, influenced by temperature and the absence of impurities, make them indispensable in modern electronic devices. As research advances, the potential applications of intrinsic semiconductors will likely expand, paving the way for innovative solutions in technology and beyond.

在电子和材料科学领域，术语本征半导体指的是一种未掺杂任何杂质的纯半导体材料。这种类型的半导体的电气特性仅由材料本身决定，而不是由任何外来元素决定。常见的本征半导体示例包括硅（Si）和锗（Ge）。这些材料在某些条件下表现出导电的独特能力，使它们成为现代电子设备的重要组成部分。本征半导体的行为主要受温度的影响。在绝对零度下，本征半导体表现为绝缘体，因为没有可用于导电的自由电荷载流子。然而，随着温度的升高，热能激发一些电子，使它们能够从价带跃迁到导带。这个过程生成了电子-空穴对，其中一个电子留下一个正电荷，称为空穴。这些电荷载流子的存在使得本征半导体能够导电。本征半导体的一个迷人之处在于其温度依赖性。随着温度的升高，热生成的电子-空穴对的数量增加，导致导电性增强。这一特性对于各种应用至关重要，尤其是在依赖于导电性随温度变化的精确测量的温度传感器和其他电子元件中。此外，本征半导体是创建外延半导体的基础，外延半导体是通过掺杂特定杂质以增强其电气特性而形成的。例如，在硅中添加磷或硼会分别产生n型和p型半导体。这些外延半导体表现出改进的导电性，广泛用于二极管、晶体管和集成电路中。对本征半导体的研究对于理解半导体物理原理以及先进电子材料的发展至关重要。研究人员继续探索本征半导体在各种应用中的潜力，包括量子计算、光伏和光电子学。通过操控本征半导体的特性，科学家旨在创造更高效的设备，这些设备可以在更低的功率水平和更高的速度下运行。总之，本征半导体在电子领域中发挥着关键作用，作为各种技术的构建块。它们独特的电气特性受到温度和杂质缺失的影响，使它们在现代电子设备中不可或缺。随着研究的进展，本征半导体的潜在应用可能会扩展，为技术及更广泛领域的创新解决方案铺平道路。