photoconductor

简明释义

英[ˌfəʊtəʊkənˈdʌktə(r)]美[ˌfoʊtoʊkənˈdʌktər]

n. [物] 光电导体；光电导元件；光敏电阻

英英释义

单词用法

同义词

反义词

例句

1.Photoconductor antennas irradiated by ultrashort laser pulses can emit electromagnetic waves at the terahertz (THz) bandgap, which has been studied extensively and used widely as a terahertz source.

利用超短激光脉冲触发光电导天线产生太赫兹波是目前研究比较深入，同时得到广泛采用的一种太赫兹波源。

2.Photoconductor antennas irradiated by ultrashort laser pulses can emit electromagnetic waves at the terahertz (THz) bandgap, which has been studied extensively and used widely as a terahertz source.

利用超短激光脉冲触发光电导天线产生太赫兹波是目前研究比较深入，同时得到广泛采用的一种太赫兹波源。

3.The drum continuously rotates during printing and carries the photoconductor part the various stations in the printing process.

印刷时鼓连续旋转，带着光电导体通过不同的位置。

4.The design and fabrication of coating machine for industrialization of single-layered organic photoconductor were studied.

同时研究了单层有机光电导体产业化的关键生产设备设计的主要参数与制造技术的要点。

5.The lifetime of carriers in the photoconductor also has an impact on the terahertz wave.

材料中的光生载流子寿命对辐射也有一定的影响。

6.The drum also contains the photoconductor supply and takeup spools.

鼓还包括光电导体电源和提升卷轴。

7.The new printer uses a high-quality photoconductor 光导体 to produce sharper images.

这款新打印机使用高质量的光导体来生成更清晰的图像。

8.In solar panels, the photoconductor 光导体 converts sunlight into electricity.

在太阳能电池板中，光导体将阳光转化为电能。

9.The performance of a photoconductor 光导体 can be affected by temperature changes.

温度变化可能会影响光导体的性能。

10.Researchers are exploring new materials for better photoconductor 光导体 efficiency.

研究人员正在探索新材料以提高光导体的效率。

11.In imaging technology, the photoconductor 光导体 plays a crucial role in capturing light.

在成像技术中，光导体在捕捉光线方面发挥着至关重要的作用。

作文

In the realm of modern electronics, the term photoconductor refers to a material that exhibits a significant change in its electrical conductivity when exposed to light. This property makes photoconductors essential components in various devices, including photocopiers, digital cameras, and solar cells. The fundamental principle behind the operation of a photoconductor lies in its ability to absorb photons, which are particles of light. When these photons hit the surface of the photoconductor, they impart energy to the electrons within the material. As a result, these electrons are excited from their bound states into a conduction band, thereby increasing the material's conductivity. The most common materials used as photoconductors include cadmium sulfide (CdS) and lead sulfide (PbS). These compounds are particularly effective at absorbing specific wavelengths of light, making them suitable for various applications. For instance, CdS is often utilized in light sensors and photodetectors due to its sensitivity to visible light. On the other hand, PbS is more effective in the infrared range, making it ideal for thermal imaging devices. The importance of photoconductors cannot be overstated in today's technology-driven world. In the field of telecommunications, for example, photoconductors play a crucial role in the operation of fiber optic systems. They help convert optical signals into electrical signals, facilitating high-speed data transmission over long distances. Additionally, advancements in photoconductor materials have led to the development of more efficient solar panels, enabling the harnessing of sunlight to generate electricity. Moreover, research into new photoconductor materials continues to advance. Scientists are exploring organic photoconductors and nanostructured materials that could potentially offer improved performance and flexibility. These innovations could lead to lighter, more efficient devices that can be integrated into various applications, from consumer electronics to renewable energy solutions. Despite their advantages, photoconductors also face challenges. One of the primary issues is the stability of these materials under prolonged exposure to light and environmental conditions. Degradation can occur, leading to a decrease in performance over time. Therefore, ongoing research aims to enhance the durability and efficiency of photoconductors to ensure their long-term viability in practical applications. In conclusion, the role of photoconductor materials in modern technology is pivotal. Their unique ability to change conductivity in response to light has paved the way for numerous innovations across various industries. As research progresses and new materials are developed, we can anticipate even more groundbreaking applications of photoconductors that will shape the future of electronics and renewable energy. Understanding the principles and applications of photoconductors is essential for anyone interested in the fields of physics, engineering, and technology, as they represent a fascinating intersection of light and electricity that continues to evolve.

在现代电子领域，术语光导体指的是一种材料，当暴露在光线下时，其电导率会显著变化。这一特性使得光导体成为各种设备的关键组成部分，包括复印机、数码相机和太阳能电池。光导体的操作原理基于其吸收光子（光的粒子）的能力。当这些光子撞击光导体的表面时，会将能量传递给材料中的电子。因此，这些电子从束缚态被激发到导电带，从而提高了材料的导电性。 最常用的光导体材料包括硫化镉（CdS）和硫化铅（PbS）。这些化合物在吸收特定波长的光方面特别有效，使它们适合用于各种应用。例如，CdS常用于光传感器和光电探测器，因为它对可见光敏感。另一方面，PbS在红外范围内更为有效，因此非常适合热成像设备。 在当今科技驱动的世界中，光导体的重要性不容小觑。例如，在电信领域，光导体在光纤系统的运行中发挥着至关重要的作用。它们帮助将光信号转换为电信号，从而促进高速数据在长距离上的传输。此外，光导体材料的进步导致了更高效太阳能电池板的发展，使得利用阳光发电成为可能。 此外，对新光导体材料的研究也在不断推进。科学家们正在探索有机光导体和纳米结构材料，这些材料可能提供更好的性能和灵活性。这些创新可能导致更轻、更高效的设备，可以集成到从消费电子到可再生能源解决方案的各种应用中。 尽管有优势，但光导体也面临挑战。其中一个主要问题是这些材料在长时间暴露于光线和环境条件下的稳定性。降解可能发生，导致性能随时间降低。因此，正在进行的研究旨在提高光导体的耐久性和效率，以确保它们在实际应用中的长期可行性。 总之，光导体材料在现代技术中的作用至关重要。它们在光照响应中改变导电性的独特能力为各个行业的众多创新铺平了道路。随着研究的进展和新材料的开发，我们可以期待光导体的更多突破性应用，这将塑造电子和可再生能源的未来。理解光导体的原理和应用对于任何对物理、工程和技术感兴趣的人来说都是至关重要的，因为它们代表了光与电之间一个不断发展的迷人交汇点。