polarimeter

简明释义

英[ˌpəʊləˈrɪmɪtə(r)]美[ˌpoʊləˈrɪmətər]

n. 旋光计；偏光计

英英释义

单词用法

同义词

反义词

例句

1.The single optical path measuring system is adopted in traditional polarimeter and its precision is not high, mainly affected by the instability of light source.

传统的偏振测量仪由于采用单光路测量系统，测量精度受光源稳定性限制较大。

2.Add this to a polarimeter tube obtained from the stock room.

将这些溶液加到自储物室取出的旋光管中。

3.It is explained that I append a thermostatic water-jacket to the polarimeter.

因陋就简地为旋光仪加装恒温水套，避免了温度对实验的影响。

4.Designed and built an all fiber in-line polarization parameter testing system. The main portions of this system are the all fiber polarization controller and the all fiber in-line polarimeter.

设计和研制了一套全光纤在线偏振参量测试系统，该系统由全光纤偏振控制器、全光纤在线偏振仪等组成。

5.Polarization images of targets are obtained by the thermal imaging polarimeter, and the polarization information of targets is extracted by computer.

通过热红外偏振成像系统获得了目标的偏振图像，并由计算机提取出了图像中的偏振信息。

6.Improved the method of purification, the structure of lactide was characterized by the melting point, IR, UV, Digital Automatic Polarimeter and HPLC.

改进了提纯L -丙交酯的方法，采用熔点、红外光谱、紫外光谱、数字自动旋光仪及高效液相色谱对提纯后的L -丙交酯进行了表征。

7.The design and experimental results for the polarimeter of the spectrophotometer PSP0 are presented.

本文介绍人光仪PSP0的偏振器设计和实验结果。

8.To solve the problem of calibrating the polarimeter module, a new approach based on vector projection algorithm was proposed, and the principle of calibration was analyzed.

针对光纤通信中检偏模块的校准问题，给出了一种基于向量投影算法的校准矩阵的快速标定方法，并对其标定原理进行了分析。

9.The pharmaceutical industry often relies on a polarimeter 偏光仪 to assess the concentration of chiral compounds.

制药行业经常依赖偏光仪 polarimeter 来评估手性化合物的浓度。

10.In the lab, we calibrated the polarimeter 偏光仪 to ensure accurate readings for our experiments.

在实验室，我们校准了偏光仪 polarimeter 以确保实验结果的准确性。

11.A polarimeter 偏光仪 can help determine the purity of a substance by analyzing its optical activity.

通过分析物质的光学活性，偏光仪 polarimeter 可以帮助确定物质的纯度。

12.During the research, the team recorded the results from the polarimeter 偏光仪 to analyze the effects of temperature on the sample.

在研究过程中，团队记录了偏光仪 polarimeter 的结果，以分析温度对样品的影响。

13.The chemist used a polarimeter 偏光仪 to measure the optical rotation of the sugar solution.

化学家使用偏光仪 polarimeter 测量糖溶液的光学旋转。

作文

The study of light and its properties has always fascinated scientists and researchers. One of the intriguing instruments used in this field is the polarimeter, which plays a critical role in understanding the behavior of polarized light. A polarimeter is an optical device that measures the angle of rotation of polarized light as it passes through a sample solution. This measurement is crucial in various scientific fields, including chemistry, biology, and materials science.In chemistry, for instance, the polarimeter is primarily used to determine the concentration of optically active substances. When light passes through a solution containing chiral molecules, it rotates the plane of polarization. The degree of this rotation can be measured using a polarimeter, allowing chemists to calculate the concentration of the substance based on known specific rotation values. This technique is particularly useful in the pharmaceutical industry, where the purity and concentration of drugs must be accurately assessed.Moreover, the polarimeter is also significant in studying biological molecules. Many biomolecules, such as sugars and amino acids, are optically active, meaning they can rotate polarized light. By employing a polarimeter, researchers can analyze the structure and concentration of these biomolecules, providing insights into metabolic processes and the effects of various substances on living organisms.The design of a polarimeter may vary, but the fundamental principle remains the same. Typically, it consists of a light source, a polarizer, a sample holder, and an analyzer. The light source emits unpolarized light, which is then filtered through a polarizer to create polarized light. This polarized light passes through the sample, and upon exiting, it is analyzed by another polarizer, known as the analyzer. By adjusting the analyzer, one can determine the angle of rotation caused by the sample, which is recorded for further analysis.In recent years, advancements in technology have led to the development of digital polarimeters, which offer enhanced accuracy and ease of use. These modern devices often come equipped with software that allows for real-time data analysis and storage, making it easier for researchers to interpret results. Digital polarimeters have become increasingly popular in laboratories due to their efficiency and reliability.In conclusion, the polarimeter is an essential tool in the study of polarized light and its interactions with various substances. Its ability to measure the optical activity of solutions has made it invaluable in fields like chemistry and biology. As technology continues to advance, the polarimeter will undoubtedly evolve, leading to even more precise measurements and broader applications in scientific research. Understanding how to utilize a polarimeter effectively is crucial for anyone involved in the study of optically active compounds, as it opens up a world of possibilities in both academic and industrial settings.

光及其特性的研究一直吸引着科学家和研究人员。一个有趣的仪器是偏振仪，它在理解偏振光的行为方面发挥着关键作用。偏振仪是一种光学设备，用于测量偏振光通过样品溶液时的旋转角度。这一测量在化学、生物学和材料科学等多个科学领域至关重要。例如，在化学中，偏振仪主要用于确定光学活性物质的浓度。当光线通过含有手性分子的溶液时，它会旋转偏振平面。使用偏振仪可以测量这种旋转的程度，从而使化学家能够根据已知的特定旋转值计算物质的浓度。这种技术在制药行业尤其重要，因为必须准确评估药物的纯度和浓度。此外，偏振仪在研究生物分子方面也具有重要意义。许多生物分子，如糖和氨基酸，都是光学活性的，这意味着它们可以旋转偏振光。通过使用偏振仪，研究人员可以分析这些生物分子的结构和浓度，从而深入了解代谢过程以及各种物质对生物体的影响。偏振仪的设计可能有所不同，但基本原理保持不变。通常，它由光源、偏振器、样品架和分析器组成。光源发出未偏振光，然后通过偏振器过滤以产生偏振光。这束偏振光穿过样品，离开后由另一个称为分析器的偏振器进行分析。通过调整分析器，可以确定样品造成的旋转角度，并记录下来以供进一步分析。近年来，技术的进步导致数字偏振仪的发展，这些设备提供了更高的准确性和易用性。这些现代设备通常配备有软件，允许实时数据分析和存储，使研究人员更容易解释结果。数字偏振仪因其效率和可靠性而在实验室中越来越受欢迎。总之，偏振仪是研究偏振光及其与各种物质相互作用的重要工具。它测量溶液的光学活性的能力使其在化学和生物学等领域中不可或缺。随着技术的不断进步，偏振仪无疑会发展，导致更精确的测量和更广泛的科学研究应用。有效利用偏振仪对于任何参与光学活性化合物研究的人来说至关重要，因为这为学术界和工业界打开了可能性的大门。