absorption measurement

简明释义

吸收测定

英英释义

例句

1.In environmental studies, absorption measurements are crucial for assessing pollutant levels in water.

在环境研究中，吸收测量对于评估水中污染物水平至关重要。

2.By using a spectrophotometer, we can obtain accurate absorption measurements for various substances.

通过使用分光光度计，我们可以获得各种物质的准确吸收测量。

3.The absorption measurement of light in the material helps us understand its optical properties.

材料中光的吸收测量帮助我们理解其光学特性。

4.The research team published their findings on absorption measurement techniques in a scientific journal.

研究小组在科学期刊上发表了关于吸收测量技术的研究成果。

5.The lab technician performed an absorption measurement to determine the concentration of the solution.

实验室技术员进行了吸收测量以确定溶液的浓度。

作文

In the field of science and engineering, various techniques are employed to analyze materials and their properties. One such technique is absorption measurement, which plays a crucial role in understanding how different substances interact with light. Absorption measurement refers to the process of quantifying the amount of light absorbed by a material when it is exposed to a specific wavelength. This technique is widely used in various applications, including environmental monitoring, quality control in manufacturing, and medical diagnostics.The principle behind absorption measurement is based on Beer-Lambert Law, which states that the absorption of light by a substance is directly proportional to its concentration and the path length of the light through the material. This means that as the concentration of a substance increases, more light will be absorbed, resulting in a lower intensity of transmitted light. By measuring the intensity of light before and after passing through a sample, scientists can determine the concentration of the absorbing species within that sample.One of the most common instruments used for absorption measurement is the spectrophotometer. This device allows researchers to measure the intensity of light at various wavelengths, enabling them to create an absorption spectrum for the material being analyzed. The absorption spectrum provides valuable information about the electronic transitions within the molecules of the substance, revealing insights into its chemical structure and properties.In environmental science, absorption measurement is essential for monitoring pollutants in air and water. For instance, scientists can measure the absorption of specific wavelengths of light to detect harmful chemicals in water bodies, ensuring that the water quality meets safety standards. Similarly, in atmospheric studies, absorption measurement helps in assessing the concentration of greenhouse gases, aiding in climate change research and policy-making.In the pharmaceutical industry, absorption measurement is critical for drug development and quality control. By measuring how much light a drug compound absorbs, researchers can ascertain its purity and concentration, which are vital parameters for ensuring the efficacy and safety of medications. Additionally, absorption measurement can be used to study how drugs interact with biological systems, providing insights into their absorption rates and bioavailability.Moreover, absorption measurement finds applications in the field of biology, particularly in studying the properties of biomolecules. For example, scientists can use this technique to analyze proteins and nucleic acids, gaining insights into their concentrations and structural characteristics. This information is crucial for various biological research areas, including genetics, biochemistry, and molecular biology.In conclusion, absorption measurement is a fundamental technique that serves multiple disciplines, from environmental science to pharmaceuticals and biology. Its ability to quantify how materials interact with light provides invaluable data that drives research and innovation. As technology advances, the precision and applications of absorption measurement will continue to expand, offering new opportunities for scientific discovery and practical solutions to real-world problems.

在科学和工程领域，采用各种技术来分析材料及其特性。其中一种技术是吸收测量，它在理解不同物质如何与光相互作用方面发挥着至关重要的作用。吸收测量是指量化材料在暴露于特定波长的光时吸收的光量的过程。这种技术广泛应用于环境监测、制造业质量控制和医学诊断等多个领域。吸收测量的原理基于比尔-朗伯定律，该定律指出物质对光的吸收与其浓度和光在材料中传播的路径长度成正比。这意味着随着物质浓度的增加，吸收的光会更多，从而导致透射光的强度降低。通过测量光在通过样品前后的强度，科学家可以确定样品中吸收物质的浓度。用于吸收测量的最常见仪器之一是分光光度计。该设备允许研究人员在不同波长下测量光的强度，使他们能够为正在分析的材料创建吸收光谱。吸收光谱提供了有关物质分子内电子跃迁的宝贵信息，揭示了其化学结构和特性的洞察。在环境科学中，吸收测量对于监测空气和水中的污染物至关重要。例如，科学家可以测量特定波长光的吸收，以检测水体中的有害化学物质，确保水质符合安全标准。同样，在大气研究中，吸收测量有助于评估温室气体的浓度，促进气候变化研究和政策制定。在制药行业，吸收测量对药物开发和质量控制至关重要。通过测量药物化合物吸收的光量，研究人员可以确定其纯度和浓度，这些都是确保药物有效性和安全性的关键参数。此外，吸收测量还可用于研究药物与生物系统的相互作用，提供有关其吸收速率和生物利用度的见解。此外，吸收测量在生物学领域也得到了应用，特别是在研究生物大分子的特性方面。例如，科学家可以使用这种技术分析蛋白质和核酸，获得其浓度和结构特征的见解。这些信息对于遗传学、生物化学和分子生物学等多个生物研究领域至关重要。总之，吸收测量是一种基本技术，服务于多个学科，从环境科学到制药和生物学。它量化材料与光相互作用的能力提供了推动研究和创新的宝贵数据。随着技术的进步，吸收测量的精确性和应用将继续扩大，为科学发现和解决现实世界问题提供新的机会。