recombination luminescence

简明释义

复合发光

英英释义

例句

1.The researchers observed a significant increase in recombination luminescence 重组发光 when the temperature was raised.

研究人员观察到，当温度升高时，重组发光 recombination luminescence 显著增加。

2.By manipulating the material properties, scientists enhanced the recombination luminescence 重组发光 in their experiments.

通过操控材料特性，科学家们在实验中增强了 重组发光 recombination luminescence。

3.The phenomenon of recombination luminescence 重组发光 can be utilized in various optoelectronic applications.

这一 重组发光 recombination luminescence 现象可以应用于各种光电电子设备。

4.The study focused on the efficiency of recombination luminescence 重组发光 in organic light-emitting diodes.

该研究集中于有机发光二极管中 重组发光 recombination luminescence 的效率。

5.In semiconductor physics, recombination luminescence 重组发光 is essential for understanding light emission processes.

在半导体物理中，重组发光 recombination luminescence 对于理解光发射过程至关重要。

作文

Recombination luminescence is a fascinating phenomenon that occurs in various materials, particularly in semiconductors and some types of crystals. This process involves the recombination of charge carriers, such as electrons and holes, which leads to the emission of light. Understanding the mechanisms behind recombination luminescence can provide valuable insights into the properties of materials and their potential applications in technology.One of the primary contexts where recombination luminescence is observed is in semiconductor devices, such as light-emitting diodes (LEDs) and laser diodes. In these devices, when an electric current is applied, electrons are injected into the conduction band of the semiconductor, while holes are created in the valence band. As these electrons and holes move through the material, they can recombine, resulting in the release of energy in the form of photons. This process is crucial for the operation of LEDs, where the color of the emitted light depends on the energy band gap of the semiconductor material used.Moreover, recombination luminescence is not limited to artificial materials; it also occurs in natural minerals and gemstones. For example, certain types of diamonds exhibit this phenomenon under specific conditions, leading to their characteristic glow. This natural luminescence can be attributed to the presence of impurities or defects within the crystal lattice, which create localized energy states that facilitate the recombination process. This aspect of recombination luminescence has implications in gemology, as it can help distinguish between natural and synthetic stones.In addition to its applications in lighting and gemology, recombination luminescence plays a significant role in the field of photovoltaics. Solar cells rely on the efficient generation and recombination of charge carriers to convert sunlight into electricity. Understanding how recombination luminescence affects the efficiency of solar cells is essential for improving their performance. Researchers are continually investigating ways to minimize non-radiative recombination processes, which waste energy and reduce the overall efficiency of solar panels.Furthermore, the study of recombination luminescence has expanded into the realm of quantum computing and nanotechnology. Quantum dots, which are semiconductor nanoparticles, exhibit unique optical properties due to recombination luminescence. These properties make them suitable for use in advanced technologies, including displays, sensors, and medical imaging. The ability to manipulate and control recombination luminescence at the nanoscale opens up new possibilities for innovation across various scientific disciplines.In conclusion, recombination luminescence is a critical phenomenon that bridges multiple fields, from electronics to natural sciences. Its implications extend beyond mere light emission, influencing the design and functionality of modern devices. As research continues to unravel the complexities of recombination luminescence, we can anticipate new advancements that harness this fundamental process to create more efficient technologies and deepen our understanding of material properties. The exploration of recombination luminescence not only enhances our technological capabilities but also enriches our appreciation of the natural world and its intricate systems.

复合发光是一个迷人的现象，发生在各种材料中，特别是在半导体和某些类型的晶体中。这个过程涉及到电荷载流子的复合，如电子和空穴，这导致了光的发射。理解复合发光背后的机制可以为材料的特性及其在技术中的潜在应用提供有价值的见解。复合发光主要观察到的背景之一是半导体器件，如发光二极管（LED）和激光二极管。在这些设备中，当施加电流时，电子被注入半导体的导带，而空穴则在价带中形成。当这些电子和空穴在材料中移动时，它们可以复合，从而以光子的形式释放能量。这个过程对LED的运作至关重要，其中发光的颜色取决于所使用的半导体材料的能带间隙。此外，复合发光不仅限于人工材料；它也发生在自然矿物和宝石中。例如，某些类型的钻石在特定条件下表现出这种现象，导致它们的特征性光芒。这种自然发光可以归因于晶格中存在的杂质或缺陷，它们创造了局部的能态，促进了复合过程。复合发光的这一方面在宝石学中具有重要意义，因为它可以帮助区分天然和合成石。除了在照明和宝石学中的应用外，复合发光在光伏领域也发挥着重要作用。太阳能电池依赖于电荷载流子的有效生成和复合，将阳光转化为电能。理解复合发光如何影响太阳能电池的效率对于提高其性能至关重要。研究人员不断探索减少非辐射复合过程的方法，这些过程浪费能量并降低太阳能电池的整体效率。此外，复合发光的研究已经扩展到量子计算和纳米技术的领域。量子点，即半导体纳米颗粒，由于复合发光而展现出独特的光学特性。这些特性使它们适合用于先进技术，包括显示器、传感器和医学成像。在纳米尺度上操控和控制复合发光的能力为各个科学学科的创新开辟了新的可能性。总之，复合发光是一个关键现象，连接多个领域，从电子学到自然科学。它的影响超越了单纯的光发射，影响现代设备的设计和功能。随着研究继续揭示复合发光的复杂性，我们可以期待新的进展，利用这一基本过程创造更高效的技术，并加深我们对材料特性的理解。对复合发光的探索不仅增强了我们的技术能力，也丰富了我们对自然世界及其复杂系统的欣赏。