photoconduction

简明释义

英[ˌfoʊtəˌkənˈdʌkʃən]美[ˌfoʊtəˌkənˈdʌkʃən]

n. 光电导

英英释义

单词用法

同义词

反义词

例句

1.Dual functions can also be achieved with high emission efficiency by benefiting from the photoconduction of the semiconductor nanocrystal and the electroluminescence of the polymer.

同时，利用无机纳米半导体的光导特性，这种复合体系也可以制成光导与电致发光双功能器件，且其发光效率可有较大幅度提高。

2.Dual functions can also be achieved with high emission efficiency by benefiting from the photoconduction of the semiconductor nanocrystal and the electroluminescence of the polymer.

同时，利用无机纳米半导体的光导特性，这种复合体系也可以制成光导与电致发光双功能器件，且其发光效率可有较大幅度提高。

3.The exponential gain, the diffractive efficiency, the response time, photoconduction and signal to noise ratio or the crystals were measured.

测试晶体的指数增益系数、衍射效率、响应时间、光电导和信噪比。

4.The efficiency of solar panels is significantly improved by the process of photoconduction.

太阳能电池板的效率通过光导电过程显著提高。

5.In semiconductors, photoconduction plays a crucial role in converting light into electrical signals.

在半导体中，光导电在将光转换为电信号的过程中起着至关重要的作用。

6.Researchers are exploring new materials that enhance photoconduction for better photodetectors.

研究人员正在探索新材料，以增强光导电以改善光电探测器。

7.The phenomenon of photoconduction can be observed in certain types of crystals when exposed to light.

当某些类型的晶体暴露在光下时，可以观察到光导电现象。

8.Understanding photoconduction is essential for developing advanced optical devices.

理解光导电对于开发先进的光学设备至关重要。

作文

In the realm of physics and materials science, the phenomenon of photoconduction plays a crucial role in understanding how certain materials respond to light. Photoconduction refers to the increase in electrical conductivity of a material when it is exposed to light. This process is particularly significant in semiconductors, where the absorption of photons can excite electrons, allowing them to move freely and conduct electricity. The study of photoconduction is essential for the development of various technologies, including solar cells, photodetectors, and other optoelectronic devices. When light hits a semiconductor, it can provide enough energy to elevate electrons from the valence band to the conduction band. This transition is what leads to the enhanced conductivity associated with photoconduction. The efficiency of this process depends on several factors, including the wavelength of the incoming light, the material's bandgap, and the presence of impurities or defects within the material. Understanding these factors is vital for optimizing materials used in electronic applications. One of the most common applications of photoconduction is in solar energy conversion. Solar cells, which are designed to convert sunlight into electricity, rely heavily on the principles of photoconduction. When sunlight strikes the surface of a solar cell, it excites electrons in the semiconductor material, generating a flow of electric current. The efficiency of solar cells has improved significantly over the years, largely due to advancements in our understanding of photoconduction and material engineering. Another important application of photoconduction is in photodetectors, which are devices that detect light and convert it into an electrical signal. These devices are widely used in various fields, including telecommunications, medical imaging, and environmental monitoring. By harnessing the principles of photoconduction, engineers can design highly sensitive detectors that respond to a range of light intensities and wavelengths. The exploration of photoconduction also extends to the development of new materials and technologies. Researchers are continually investigating novel semiconductor compounds and nanostructures that exhibit enhanced photoconduction properties. For example, materials such as perovskites have garnered significant attention due to their remarkable light absorption capabilities and potential for use in next-generation solar cells. These innovations are paving the way for more efficient energy solutions and advanced electronic devices. Moreover, the implications of photoconduction reach beyond traditional applications. In the field of quantum computing, researchers are exploring how photoconduction can be utilized to create more efficient qubits, the fundamental units of quantum information. This intersection of photoconduction and quantum technology could lead to breakthroughs in computational power and data processing speeds. In conclusion, photoconduction is a fundamental principle that underpins many modern technologies. Its ability to enhance electrical conductivity in response to light has led to significant advancements in solar energy, photodetection, and even emerging fields like quantum computing. As research continues to evolve, the understanding and application of photoconduction will undoubtedly play a pivotal role in shaping the future of electronics and energy solutions. With ongoing innovations, we can expect to see even more impactful uses of photoconduction that will benefit society as a whole.

在物理学和材料科学领域，光导电性现象在理解某些材料如何对光作出反应方面起着至关重要的作用。光导电性是指材料在光照射下电导率增加的现象。这一过程在半导体中尤为重要，因为光子的吸收可以激发电子，使其自由移动并导电。研究光导电性对于开发各种技术，包括太阳能电池、光探测器以及其他光电设备至关重要。 当光线照射到半导体上时，它可以提供足够的能量，将电子从价带提升到导带。这一跃迁导致了与光导电性相关的导电性增强。这一过程的效率取决于多个因素，包括入射光的波长、材料的带隙以及材料中杂质或缺陷的存在。理解这些因素对于优化用于电子应用的材料至关重要。 光导电性最常见的应用之一是在太阳能转换中。太阳能电池旨在将阳光转化为电力，极大地依赖于光导电性的原理。当阳光照射到太阳能电池表面时，它会激发半导体材料中的电子，产生电流的流动。随着我们对光导电性和材料工程理解的不断深入，太阳能电池的效率在过去几年中显著提高。 另一个重要的光导电性应用是光探测器，这些设备用于检测光并将其转化为电信号。这些设备广泛应用于电信、医学成像和环境监测等各个领域。通过利用光导电性的原理，工程师可以设计出对各种光强度和波长响应高度敏感的探测器。 对光导电性的探索还扩展到新材料和技术的开发。研究人员不断研究具有增强光导电性特性的新的半导体化合物和纳米结构。例如，钙钛矿材料因其卓越的光吸收能力和在下一代太阳能电池中的潜力而受到广泛关注。这些创新为更高效的能源解决方案和先进的电子设备铺平了道路。 此外，光导电性的影响超越了传统应用。在量子计算领域，研究人员正在探索如何利用光导电性来创建更高效的量子比特，这是量子信息的基本单位。光导电性与量子技术的交汇可能会导致计算能力和数据处理速度的突破。 总之，光导电性是支撑许多现代技术的基本原理。它在光照射下增强电导率的能力促成了太阳能、光探测甚至量子计算等领域的重大进展。随着研究的不断发展，对光导电性的理解和应用无疑将在塑造电子和能源解决方案的未来中发挥关键作用。随着持续的创新，我们可以期待看到更多有影响力的光导电性应用，这将使整个社会受益。