luminescence analysis

简明释义

发光分析

英英释义

例句

1.The quality control department uses luminescence analysis to test the purity of the chemicals.

质量控制部门使用发光分析来测试化学品的纯度。

2.In environmental studies, luminescence analysis is used to assess soil contamination levels.

在环境研究中，发光分析用于评估土壤污染水平。

3.The forensic lab utilized luminescence analysis to identify substances at a crime scene.

法医实验室利用发光分析来识别犯罪现场的物质。

4.By applying luminescence analysis, scientists can detect trace amounts of pollutants in water samples.

通过应用发光分析，科学家可以检测水样中的微量污染物。

5.The research team employed luminescence analysis to determine the age of the archaeological artifacts.

研究小组采用发光分析来确定考古文物的年代。

作文

Luminescence analysis is a powerful technique used in various scientific fields to study the properties of materials and their interactions with light. This method involves measuring the light emitted by a substance when it is excited by an external energy source, such as ultraviolet light, heat, or chemical reactions. The emitted light can provide valuable information regarding the composition, structure, and behavior of the material under investigation. In this essay, I will explore the significance of luminescence analysis (发光分析) in different domains, including environmental science, archaeology, and materials science.In environmental science, luminescence analysis (发光分析) is often employed to assess pollution levels in soil and water. For instance, researchers can analyze the luminescence of certain minerals or organic compounds that may indicate the presence of contaminants. By measuring the intensity and wavelength of the emitted light, scientists can determine the concentration of harmful substances and monitor changes over time. This application is crucial for maintaining ecological balance and ensuring public health.Archaeology also benefits significantly from luminescence analysis (发光分析), particularly in dating artifacts and understanding past human activities. One common method used is optically stimulated luminescence (OSL), which allows researchers to date when mineral grains were last exposed to sunlight. This technique is invaluable for establishing timelines of human occupation and environmental changes. By determining the age of sediments and artifacts, archaeologists can piece together historical narratives and gain insights into ancient cultures.In the field of materials science, luminescence analysis (发光分析) is utilized to characterize new materials and develop innovative technologies. For example, researchers are investigating luminescent materials for use in lighting and display technologies. By analyzing the luminescence properties of these materials, scientists can enhance their efficiency and performance. Additionally, luminescence analysis (发光分析) aids in the development of sensors and devices that rely on light emission for their operation.Moreover, luminescence analysis (发光分析) has applications in the medical field, particularly in diagnostics and imaging. Certain luminescent compounds are used as markers in biological assays, allowing for the detection of specific molecules or cells. This capability is instrumental in early disease diagnosis and monitoring treatment efficacy. The versatility of luminescence analysis (发光分析) makes it a valuable tool across multiple disciplines, highlighting its importance in advancing scientific knowledge and technological innovation.In conclusion, luminescence analysis (发光分析) is a multifaceted technique that plays a crucial role in various scientific domains. Its ability to provide detailed information about materials and their properties makes it indispensable for researchers and practitioners alike. As technology continues to advance, the applications of luminescence analysis (发光分析) are likely to expand, paving the way for new discoveries and innovations that can benefit society as a whole.