electron injection

简明释义

电子注入

英英释义

例句

1.In organic photovoltaic cells, electron injection is crucial for converting sunlight into electricity.

在有机光伏电池中，电子注入 对于将阳光转化为电能至关重要。

2.Researchers are studying various materials to enhance electron injection in LED technology.

研究人员正在研究各种材料，以增强LED技术中的 电子注入。

3.The efficiency of the device improved significantly with optimized electron injection processes.

通过优化的 电子注入 过程，设备的效率显著提高。

4.In dye-sensitized solar cells, electron injection occurs at the interface between the dye and the semiconductor.

在染料敏化太阳能电池中，电子注入 发生在染料和半导体之间的界面上。

5.The performance of the semiconductor was enhanced by improving electron injection from the cathode.

通过改善阴极的 电子注入，半导体的性能得到了提升。

作文

The concept of electron injection plays a crucial role in the field of electronics and materials science. It refers to the process by which electrons are introduced into a material or a device, often to enhance its electrical properties or to facilitate certain reactions. Understanding this process is essential for the development of various technologies, including solar cells, light-emitting diodes (LEDs), and transistors.In solar cells, for instance, electron injection is vital for converting sunlight into electricity. When photons from sunlight strike the solar cell, they excite electrons, allowing them to move freely within the material. However, for these excited electrons to contribute to electric current, they must be effectively injected into the conductive layers of the solar cell. This process ensures that the electrons can flow through the circuit, generating usable energy. The efficiency of a solar cell largely depends on how well the electron injection occurs, making it a focal point of research in renewable energy technologies.Similarly, in light-emitting diodes, electron injection is fundamental to the emission of light. When a voltage is applied across the diode, electrons are injected into the active region where they recombine with holes (the absence of electrons). This recombination releases energy in the form of light. The efficiency and color of the emitted light are directly influenced by the effectiveness of electron injection. Therefore, advancements in materials that facilitate better electron injection can lead to more efficient and brighter LEDs.Moreover, in the context of transistors, electron injection is critical for switching and amplification processes. Transistors rely on the movement of charge carriers, which include electrons. By controlling the injection of electrons into the transistor's channel, it is possible to turn the device on or off, thus enabling digital logic operations. The speed and performance of transistors, which are the building blocks of modern electronic devices, depend significantly on how efficiently electron injection can be managed.In summary, electron injection is a fundamental process that underpins many modern technologies. From renewable energy solutions like solar cells to everyday electronics such as LEDs and transistors, the ability to effectively inject electrons into materials determines the performance and efficiency of these devices. As research continues to advance in this area, we can expect to see further improvements in technology, leading to more sustainable and efficient electronic devices. Understanding the mechanisms behind electron injection will not only enhance our current technologies but also pave the way for innovative applications in the future.

“电子注入”这一概念在电子学和材料科学领域中起着至关重要的作用。它指的是将电子引入材料或设备的过程，通常是为了增强其电气性能或促进某些反应。理解这个过程对于各种技术的发展至关重要，包括太阳能电池、发光二极管（LED）和晶体管。例如，在太阳能电池中，“电子注入”对将阳光转化为电能至关重要。当阳光中的光子击中太阳能电池时，它们会激发电子，使其在材料中自由移动。然而，为了使这些激发的电子能贡献于电流，它们必须有效地注入太阳能电池的导电层。这个过程确保电子能够通过电路流动，产生可用的能量。太阳能电池的效率在很大程度上取决于“电子注入”的发生情况，这使其成为可再生能源技术研究的重点。同样，在发光二极管中，“电子注入”是发光的基础。当电压施加到二极管上时，电子会被注入到活跃区域，在那里它们与空穴（缺少电子的地方）结合。这种复合释放出能量，以光的形式出现。发光的效率和颜色直接受到“电子注入”有效性的影响。因此，推动促进更好电子注入的材料的进步，可以导致更高效和更明亮的LED。此外，在晶体管的背景下，“电子注入”对开关和放大过程至关重要。晶体管依赖于电荷载流子的运动，其中包括电子。通过控制电子注入到晶体管通道中的过程，可以使设备开启或关闭，从而实现数字逻辑操作。晶体管的速度和性能，作为现代电子设备的基本构件，在很大程度上取决于“电子注入”的管理效率。总之，“电子注入”是支撑许多现代技术的基本过程。从可再生能源解决方案如太阳能电池，到日常电子产品如LED和晶体管，有效地将电子注入材料的能力决定了这些设备的性能和效率。随着这一领域研究的不断推进，我们可以期待看到技术的进一步改善，从而导致更可持续和高效的电子设备。理解“电子注入”背后的机制不仅将增强我们当前的技术，还将为未来创新应用铺平道路。