quantum efficiency

简明释义

量子效率

英英释义

例句

1.The quantum efficiency of the solar cell determines how effectively it converts sunlight into electricity.

太阳能电池的量子效率决定了它将阳光转化为电能的有效性。

2.A higher quantum efficiency in photodetectors can lead to better performance in optical communication systems.

光电探测器中更高的量子效率可以提高光通信系统的性能。

3.The quantum efficiency of a camera sensor affects its ability to capture images in low light conditions.

相机传感器的量子效率影响其在低光条件下捕捉图像的能力。

4.Researchers are working to improve the quantum efficiency of LEDs to make them brighter and more energy-efficient.

研究人员正在努力提高LED的量子效率，以使其更亮且更节能。

5.In organic photovoltaics, maximizing quantum efficiency is crucial for enhancing energy conversion rates.

在有机光伏中，最大化量子效率对提高能量转换率至关重要。

作文

Quantum efficiency is a crucial concept in the fields of physics and engineering, particularly in the study of photonic devices and solar cells. It refers to the effectiveness with which a device converts incoming photons into usable electrical energy. In simpler terms, it measures how many electrons are produced for each photon that strikes a material. The higher the quantum efficiency, the more effective the device is at converting light into electricity. This parameter is vital for optimizing the performance of various technologies, including photovoltaic systems, light-emitting diodes (LEDs), and photodetectors.To understand quantum efficiency better, let’s delve into its significance in solar energy applications. Solar panels work by absorbing sunlight and converting it into electricity. The efficiency of this conversion process is heavily dependent on the quantum efficiency of the materials used in the solar cells. For instance, silicon-based solar cells typically have a quantum efficiency ranging from 80% to 90%, meaning that they can convert 80 to 90% of the absorbed photons into electrons. This high level of efficiency makes silicon a popular choice for solar cell production.Another important aspect of quantum efficiency is its wavelength dependency. Different materials exhibit varying quantum efficiency across different wavelengths of light. For example, some materials may be more efficient at converting ultraviolet light compared to infrared light. Understanding these variations is essential for improving the design of photonic devices. Researchers often aim to develop new materials or coatings that enhance the quantum efficiency across a broader spectrum of light, thereby maximizing energy capture.Furthermore, quantum efficiency plays a significant role in the development of LEDs. The quantum efficiency of an LED determines how much light is emitted for each electron that passes through the device. A higher quantum efficiency means brighter light output for less energy consumption, which is a desirable trait in energy-efficient lighting solutions. Consequently, advancements in material science and engineering have led to the creation of LEDs with improved quantum efficiency, making them increasingly popular in residential and commercial lighting applications.In conclusion, quantum efficiency is a fundamental parameter that influences the performance of various electronic and photonic devices. Its significance in solar energy conversion and lighting technology cannot be overstated. As research and development continue to advance, improvements in quantum efficiency will likely lead to more efficient energy solutions, contributing to a sustainable future. Understanding and optimizing quantum efficiency will remain a key focus for scientists and engineers as they strive to harness energy more effectively from the environment around us.

量子效率是物理和工程领域中的一个重要概念，特别是在光子设备和太阳能电池的研究中。它指的是设备将入射光子转换为可用电能的有效性。简单来说，它衡量每个撞击材料的光子产生多少电子。量子效率越高，设备将光转换为电的效果就越好。这个参数对于优化各种技术的性能至关重要，包括光伏系统、发光二极管（LED）和光电探测器。为了更好地理解量子效率，让我们深入探讨它在太阳能应用中的重要性。太阳能电池板通过吸收阳光并将其转化为电能来工作。这个转换过程的效率在很大程度上依赖于太阳能电池中使用材料的量子效率。例如，基于硅的太阳能电池通常具有80%到90%的量子效率，这意味着它们可以将80%到90%的吸收光子转化为电子。这种高效率使得硅成为太阳能电池生产中的热门选择。量子效率的另一个重要方面是其波长依赖性。不同材料在不同波长的光下表现出不同的量子效率。例如，某些材料可能在将紫外光转换为电子时更有效，而对红外光的转换效率较低。理解这些变化对于改善光子设备的设计至关重要。研究人员通常旨在开发新材料或涂层，以增强量子效率，使其在更广泛的光谱范围内最大限度地捕获能量。此外，量子效率在LED的发展中也发挥着重要作用。LED的量子效率决定了每个通过设备的电子能发出多少光。更高的量子效率意味着在较少的能耗下更亮的光输出，这是节能照明解决方案中一种理想特性。因此，材料科学和工程的进步导致了量子效率提高的LED的产生，使其在住宅和商业照明应用中越来越受欢迎。总之，量子效率是影响各种电子和光子设备性能的基本参数。它在太阳能转换和照明技术中的重要性不容小觑。随着研究和开发的不断推进，量子效率的提高可能会导致更高效的能源解决方案，为可持续未来做出贡献。理解和优化量子效率将继续是科学家和工程师的重点，因为他们努力更有效地利用周围环境中的能量。