extrinsic conduction

简明释义

非本征导电

英英释义

例句

1.Researchers are investigating the role of extrinsic conduction 外源性传导 in enhancing the performance of semiconductor devices.

研究人员正在调查外源性传导 extrinsic conduction 在提升半导体器件性能中的作用。

2.Understanding extrinsic conduction 外源性传导 helps engineers design better insulation for power lines.

理解外源性传导 extrinsic conduction 有助于工程师为电力线设计更好的绝缘材料。

3.In materials science, extrinsic conduction 外源性传导 refers to the electrical conductivity that arises from impurities or defects.

在材料科学中，外源性传导 extrinsic conduction 是指由于杂质或缺陷而产生的电导率。

4.The study of extrinsic conduction 外源性传导 is crucial in understanding how signals are transmitted in the nervous system.

研究外源性传导 extrinsic conduction 对于理解神经系统中信号是如何传递的至关重要。

5.The phenomenon of extrinsic conduction 外源性传导 can lead to unexpected behaviors in electronic circuits.

在电子电路中，外源性传导 extrinsic conduction 现象可能导致意想不到的行为。

作文

In the realm of physics and engineering, the term extrinsic conduction refers to the transfer of heat or electricity through materials that are not inherently conductive. This concept is crucial in understanding how energy moves through various mediums and has significant implications in many fields, including electronics, thermal management, and material science. To elaborate on this idea, we can explore the mechanisms behind extrinsic conduction, its applications, and its importance in modern technology.Firstly, let’s define what extrinsic conduction entails. Unlike intrinsic conduction, which occurs within materials that possess natural conductive properties, extrinsic conduction involves the influence of external factors or materials that enhance or facilitate the conduction process. For example, when heat is transferred through a material that is not a good conductor, such as rubber or plastic, the conduction may still occur due to the presence of additives or fillers that improve its thermal conductivity. Similarly, in electrical applications, extrinsic conduction can involve the use of conductive polymers or composites that allow for better flow of electric current than the base material alone would permit.One of the most prominent applications of extrinsic conduction is in the field of electronics. As devices become smaller and more powerful, managing heat dissipation has become a critical challenge. Engineers often incorporate materials with enhanced extrinsic conduction properties to ensure that components do not overheat, which could lead to failure or reduced performance. For instance, heat sinks made from aluminum or copper are designed to dissipate heat efficiently, but their effectiveness can be significantly improved by incorporating materials that exhibit extrinsic conduction. This approach allows for better thermal management in compact electronic devices, ensuring longevity and reliability.Moreover, extrinsic conduction plays a vital role in the development of new materials. Researchers are constantly seeking ways to create composites that combine different materials to achieve superior conductive properties. By understanding how extrinsic conduction works, scientists can design materials that are not only lightweight but also possess enhanced thermal or electrical conduction capabilities. This innovation is particularly relevant in industries such as aerospace, automotive, and renewable energy, where the demand for efficient energy transfer is paramount.Additionally, the concept of extrinsic conduction extends beyond just physical materials; it also encompasses the methods and techniques used to manipulate the conduction process. For example, doping semiconductors with specific impurities can significantly alter their conductive properties, leading to enhanced performance in electronic devices. This manipulation of conduction is essential in the design of transistors, diodes, and other semiconductor devices that form the backbone of modern electronics.In conclusion, understanding extrinsic conduction is essential for anyone involved in fields related to physics, engineering, and material science. Its implications are vast, influencing everything from the design of everyday electronics to the development of advanced materials for specialized applications. As technology continues to evolve, the significance of extrinsic conduction will only grow, highlighting the need for ongoing research and innovation in this area. By harnessing the principles of extrinsic conduction, we can pave the way for more efficient, reliable, and sustainable technologies in the future.

在物理和工程领域，术语extrinsic conduction指的是通过非固有导电材料进行的热量或电流传输。这个概念对于理解能量如何在各种介质中移动至关重要，并在许多领域（包括电子学、热管理和材料科学）具有重要意义。为了详细阐述这一思想，我们可以探讨extrinsic conduction背后的机制、它的应用以及它在现代技术中的重要性。首先，让我们定义一下extrinsic conduction的含义。与发生在具有自然导电特性的材料内部的内在导电不同，extrinsic conduction涉及外部因素或材料的影响，这些因素或材料增强或促进导电过程。例如，当热量通过一种不良导体（如橡胶或塑料）传递时，尽管基材本身的导电能力较差，但由于添加剂或填料的存在，导热仍然可能发生。类似地，在电气应用中，extrinsic conduction可能涉及使用导电聚合物或复合材料，这些材料比单独的基材允许更好的电流流动。extrinsic conduction最显著的应用之一是在电子领域。随着设备变得越来越小且功率越来越大，管理热量散发已成为一个关键挑战。工程师通常会结合具有增强extrinsic conduction特性的材料，以确保组件不会过热，这可能导致故障或性能下降。例如，由铝或铜制成的散热器旨在有效散热，但通过结合具有extrinsic conduction特性的材料，可以显著提高其有效性。这种方法确保了紧凑型电子设备中的更好热管理，从而确保了其耐久性和可靠性。此外，extrinsic conduction在新材料的开发中也发挥着至关重要的作用。研究人员不断寻找方法来创建结合不同材料以实现优越导电特性的复合材料。通过理解extrinsic conduction的工作原理，科学家可以设计出不仅轻便，而且具有增强热或电导能力的材料。这种创新在航空航天、汽车和可再生能源等行业尤为相关，因为这些行业对高效能量传输的需求至关重要。此外，extrinsic conduction的概念不仅限于物理材料；它还包括用于操纵导电过程的方法和技术。例如，通过用特定杂质掺杂半导体，可以显著改变其导电性能，从而提高电子设备的性能。这种导电操控在晶体管、二极管和其他构成现代电子产品基础的半导体设备的设计中至关重要。总之，理解extrinsic conduction对于任何参与物理、工程和材料科学相关领域的人都是必不可少的。它的影响是广泛的，影响从日常电子设备的设计到专用应用的新材料开发。随着技术的不断发展，extrinsic conduction的重要性只会增加，突显出在该领域持续研究和创新的必要性。通过利用extrinsic conduction的原理，我们可以为未来更高效、更可靠和更可持续的技术铺平道路。