near monochromatic radiation

简明释义

近单色辐射

英英释义

例句

1.The laser emits near monochromatic radiation, which is essential for high-precision measurements.

激光发出近单色辐射，这对于高精度测量至关重要。

2.The research focuses on the generation of near monochromatic radiation using advanced laser technologies.

该研究专注于使用先进激光技术产生近单色辐射。

3.In optical experiments, we often require near monochromatic radiation to reduce interference effects.

在光学实验中，我们通常需要近单色辐射以减少干扰效应。

4.Photonic devices rely on near monochromatic radiation for efficient signal transmission.

光子设备依赖于近单色辐射以实现高效信号传输。

5.The use of near monochromatic radiation in spectroscopy allows for clearer identification of substances.

在光谱学中使用近单色辐射可以更清晰地识别物质。

作文

In the realm of physics and engineering, the concept of near monochromatic radiation plays a significant role in various applications, particularly in optics and telecommunications. To understand this term better, we must first dissect its components. The word 'monochromatic' refers to light or radiation that has a single wavelength or frequency. In contrast, 'near monochromatic' indicates that the radiation is not perfectly monochromatic but is close to being so, with only a small range of wavelengths present. This distinction is crucial because it highlights the practical limitations we face when generating and utilizing light sources.One of the most common examples of near monochromatic radiation can be found in lasers. Lasers are designed to emit light that is highly concentrated at a specific wavelength, making them nearly monochromatic. For instance, a helium-neon laser emits light at a wavelength of 632.8 nanometers, which is very close to a single wavelength. This property allows lasers to be used in applications that require precision, such as in laser cutting, medical procedures, and even in data transmission over fiber optic cables.In telecommunications, the use of near monochromatic radiation is essential for efficient signal transmission. Fiber optic technology relies on the principle of total internal reflection, where light signals are transmitted through glass fibers. The closer the light source is to being monochromatic, the less dispersion occurs in the fiber, allowing for clearer and more reliable communication over long distances. This is why lasers, which produce near monochromatic radiation, are preferred over traditional light sources like incandescent bulbs that emit a broad spectrum of wavelengths.Moreover, the study of near monochromatic radiation extends beyond practical applications; it also delves into theoretical realms. Scientists explore how different materials interact with this type of radiation, leading to advancements in fields such as spectroscopy. Spectroscopy is a technique used to analyze the properties of light emitted or absorbed by substances. By using near monochromatic radiation, researchers can obtain precise measurements of a substance's characteristics, enhancing our understanding of chemical compositions and molecular structures.Additionally, the concept of near monochromatic radiation is pivotal in the development of optical devices, including filters and sensors. Optical filters can isolate specific wavelengths of light, allowing only near monochromatic radiation to pass through while blocking others. This capability is vital in applications ranging from photography to scientific research, where controlling the wavelength of light is necessary for accurate results.In conclusion, the term near monochromatic radiation encapsulates a critical aspect of modern science and technology. Its importance spans various fields, including telecommunications, medical technology, and research. Understanding the nuances of near monochromatic radiation not only enhances our grasp of light and its properties but also paves the way for innovative applications that continue to shape our world. As we advance further into the era of technology, the significance of near monochromatic radiation will undoubtedly grow, driving new discoveries and improving existing technologies.

在物理和工程领域，近单色辐射的概念在光学和电信等各种应用中发挥着重要作用。要更好地理解这个术语，我们必须首先拆解其组成部分。‘单色’一词指的是具有单一波长或频率的光或辐射。相反，‘近单色’表示辐射并非完全单色，而是接近单色，仅有一小范围的波长存在。这一区别至关重要，因为它突显了我们在生成和利用光源时面临的实际限制。一个最常见的例子是激光。激光被设计为在特定波长上发出高度集中的光，使其几乎是单色的。例如，氦氖激光器在632.8纳米的波长发光，这非常接近单一波长。这一特性使激光能够用于需要精确度的应用，如激光切割、医疗程序，甚至在光纤电缆中的数据传输。在电信中，近单色辐射的使用对于高效信号传输至关重要。光纤技术依赖于全内反射的原理，其中光信号通过玻璃光纤传输。光源越接近单色，光纤中的色散就越少，从而允许更清晰、更可靠的长距离通信。这就是为什么激光（产生近单色辐射）比传统的光源如白炽灯泡更受欢迎，因为后者发出宽谱的波长。此外，近单色辐射的研究不仅限于实际应用；它还深入理论领域。科学家们探索不同材料如何与这种类型的辐射相互作用，从而推动光谱学等领域的进步。光谱学是一种用于分析物质发射或吸收的光的性质的技术。通过使用近单色辐射，研究人员可以获得物质特征的精确测量，增强我们对化学成分和分子结构的理解。此外，近单色辐射的概念在光学设备的发展中也至关重要，包括滤光器和传感器。光学滤光器可以隔离特定波长的光，只允许近单色辐射通过，同时阻挡其他光。这种能力在从摄影到科学研究的应用中都是至关重要的，在这些应用中，控制光的波长对于获得准确结果是必要的。总之，术语近单色辐射概括了现代科学和技术的一个关键方面。它的重要性跨越了多个领域，包括电信、医疗技术和研究。理解近单色辐射的细微差别不仅增强了我们对光及其属性的掌握，而且为创新应用铺平了道路，这些应用继续塑造我们的世界。随着我们进一步进入技术时代，近单色辐射的重要性无疑会增长，推动新的发现并改善现有技术。