extinction coefficient

简明释义

吸光系数

英英释义

例句

1.A higher extinction coefficient indicates that a material absorbs more light at a specific wavelength.

较高的消光系数表明材料在特定波长下吸收更多光。

2.In environmental studies, the extinction coefficient helps to assess water quality by measuring the clarity of the water.

在环境研究中，消光系数通过测量水的清澈度来帮助评估水质。

3.Researchers often calculate the extinction coefficient to understand the absorption properties of materials.

研究人员经常计算消光系数以了解材料的吸收特性。

4.The extinction coefficient for a specific dye can vary depending on the solvent used.

特定染料的消光系数可能会根据所用溶剂的不同而有所变化。

5.The extinction coefficient is a crucial parameter in determining how much light is absorbed by a medium.

光吸收介质的关键参数是消光系数。

作文

The concept of the extinction coefficient is fundamental in various scientific fields, particularly in physics and chemistry. It refers to a measure of how easily light or other electromagnetic radiation is absorbed by a medium. In simpler terms, the extinction coefficient quantifies the loss of intensity of light as it passes through a substance. This property is crucial for understanding phenomena such as the behavior of light in different materials, the effectiveness of optical devices, and even the ecological implications of light absorption in biological systems.When light travels through a medium, such as water or air, it can be scattered, reflected, or absorbed. The extinction coefficient specifically relates to the absorption component, indicating how much light is lost due to absorption per unit distance. The higher the value of the extinction coefficient, the more light is absorbed, and consequently, less light will emerge from the other side of the medium. This principle is extensively applied in various scientific applications, including environmental monitoring, atmospheric studies, and even medical diagnostics.In environmental science, for instance, the extinction coefficient plays a significant role in studying water quality. Scientists often measure the extinction coefficient of different pollutants in water bodies to assess their concentration and potential impact on aquatic life. By understanding how different substances affect the extinction coefficient, researchers can better predict the health of ecosystems and develop strategies for pollution remediation.Moreover, in the field of optics, the extinction coefficient is essential for designing lenses and filters. Engineers use this coefficient to determine how much light will be transmitted through a lens and how much will be absorbed or reflected. This information is critical when designing optical instruments such as cameras, microscopes, and telescopes, where precision in light management is paramount.Furthermore, the extinction coefficient has implications in the medical field, particularly in imaging techniques like ultrasound and optical coherence tomography. These methods rely on the interaction of light with tissues, and understanding the extinction coefficient of various biological materials helps improve the accuracy and effectiveness of these diagnostic tools. For instance, determining the extinction coefficient of cancerous tissues compared to healthy ones can aid in the development of targeted imaging techniques that enhance early detection of diseases.In conclusion, the extinction coefficient is a vital parameter that influences many scientific disciplines. Its ability to quantify light absorption provides valuable insights into environmental health, optical engineering, and medical diagnostics. As research continues to evolve, the understanding and application of the extinction coefficient will undoubtedly expand, leading to further innovations and discoveries across various fields. Therefore, grasping the significance of the extinction coefficient is essential for anyone engaged in scientific inquiry or technological development.

“消光系数”这个概念在多个科学领域中都是基础，特别是在物理学和化学中。它指的是光或其他电磁辐射被介质吸收的容易程度。简单来说，消光系数量化了光通过物质时强度的损失。这一特性对于理解光在不同材料中的行为、光学设备的有效性，甚至光在生物系统中的吸收对生态的影响至关重要。当光穿过一个介质，例如水或空气时，它可能会被散射、反射或吸收。消光系数具体与吸收成分相关，指示每单位距离因吸收而损失的光量。消光系数的值越高，被吸收的光越多，因此从介质另一侧透出的光就越少。这一原理广泛应用于各种科学应用，包括环境监测、大气研究，甚至医学诊断。例如，在环境科学中，消光系数在研究水质方面发挥着重要作用。科学家们常常测量不同污染物在水体中的消光系数，以评估其浓度及对水生生物的潜在影响。通过理解不同物质如何影响消光系数，研究人员可以更好地预测生态系统的健康状况，并制定污染修复策略。此外，在光学领域，消光系数对于设计透镜和滤光器至关重要。工程师利用这一系数来确定光透过透镜时的传输量，以及多少光会被吸收或反射。这一信息在设计相机、显微镜和望远镜等光学仪器时至关重要，因为光管理的精确性是至关重要的。此外，消光系数在医疗领域也有重要意义，特别是在超声波和光学相干断层成像等成像技术中。这些方法依赖于光与组织的相互作用，了解各种生物材料的消光系数有助于提高这些诊断工具的准确性和有效性。例如，确定癌症组织与健康组织的消光系数，可以帮助开发针对性的成像技术，从而增强疾病的早期检测。总之，消光系数是影响许多科学学科的重要参数。它量化光吸收的能力为环境健康、光学工程和医学诊断提供了宝贵的见解。随着研究的不断发展，对消光系数的理解和应用无疑会扩大，推动各个领域的进一步创新和发现。因此，掌握消光系数的重要性对于任何从事科学探究或技术开发的人来说都是必不可少的。