diffractometer

简明释义

英[ˌdɪfrækˈtɒmɪtə(r)]美[dɪfrækˈtɑːmɪtər]

n. [光] 衍射计

英英释义

单词用法

同义词

反义词

例句

1.The microstructures and compositions of the composites were analyzed by scanning electron microscopy and X-ray diffractometer.

利用扫描电镜和X射线衍射仪分析了复合材料微观结构和组成成分的变化。

2.The crystal structures of bastnaesite-(Ce) and fluocerite-(Ce) was refined by high power four-circle X-ray diffractometer.

用强功率四圆单晶衍射仪精确地修正了氟碳铈矿和氟铈矿的晶体结构。

3.Result for X-ray diffractometer test indicates that no oxidization occurred during the spraying process.

射线衍射分析结果表明冷喷涂过程中，无氧化现象发生。

4.METHODS: Study on the microstructure of Indigo Naturals with scanning electron microscope (SEM) and X ray diffractometer (XRD) were carried out.

方法：通过扫描电子显微镜(sem)和x衍射(XRD)方法，对青黛的微观结构进行了研究。

5.The microstructure of the coating is analysed with metallographic microscope and X ray diffractometer.

用金相显微镜和X射线衍射仪分析涂层的显微组织。

6.Five crystal structures are determined by CCD diffractometer after the single crystals were grown by slow evaporation at room temperature.

用溶剂自然挥发法培养了五个单晶，并采用CCD 单晶衍射仪测定了它们的晶体结构。

7.The morphology, composition and structure of the coating were investigated by scanning electron microscopy, energy dispersive spectrometer and X-ray diffractometer.

用扫描电镜、能谱仪和X射线衍射仪分别分析了涂层的形貌、化学成分和相组成。

8.A part of the simulation and optimization results on the Neutron Diffractometer for Strain Measurements is introduced in this paper.

本文报道了应力测量专用中子衍射谱仪的部分模拟和优化工作。

9.The crystalline property of granular resistant starch(RS) was studied by X-ray diffractometer.

采用X-射线衍射仪对颗粒态抗性淀粉的结晶性质进行了研究。

10.The diffractometer is essential for studying the properties of nanomaterials.

衍射仪对于研究纳米材料的特性至关重要。

11.Using a high-resolution diffractometer, the researchers were able to identify the atomic arrangement.

研究人员使用高分辨率的衍射仪能够识别原子排列。

12.The results obtained from the diffractometer provided insights into the material's strength.

从衍射仪获得的结果为材料的强度提供了见解。

13.The scientist used a diffractometer to analyze the crystal structure of the new material.

科学家使用衍射仪分析新材料的晶体结构。

14.In the lab, the diffractometer helped determine the phase composition of the sample.

在实验室中，衍射仪帮助确定样品的相组成。

作文

The field of material science has been revolutionized by the advent of advanced analytical techniques. Among these techniques, the use of a diffractometer is particularly significant. A diffractometer is an instrument used to measure the diffraction patterns of X-rays, neutrons, or electrons when they interact with a crystalline material. This device allows scientists to gain insights into the atomic structure of materials, which is crucial for understanding their properties and behaviors. When a beam of radiation strikes a crystal, it is scattered in various directions. The angles and intensities of these scattered beams are recorded by the diffractometer, producing a diffraction pattern that can be analyzed. This pattern serves as a fingerprint for the material being studied, revealing information about its symmetry, lattice parameters, and even the positions of individual atoms within the crystal lattice.One of the primary applications of a diffractometer is in the field of solid-state chemistry. Researchers utilize this instrument to determine the crystal structures of new compounds, which can lead to the discovery of novel materials with unique properties. For instance, in the development of pharmaceuticals, understanding the crystal structure of a drug can influence its solubility and bioavailability, ultimately affecting its efficacy.Another important area where diffractometers are employed is in the study of metals and alloys. By analyzing the diffraction patterns, metallurgists can assess the grain size and phase composition of metal samples. This information is essential for improving the mechanical properties of metals, such as strength and ductility. Furthermore, the ability to detect stresses and defects within a metal can help in predicting its performance in various applications, from construction to aerospace engineering.In addition to traditional applications, modern diffractometers have evolved to incorporate advanced technologies, such as synchrotron radiation and neutron sources. These enhancements allow for higher resolution and faster data collection, making it possible to investigate dynamic processes in real-time. For example, researchers can observe phase transitions in materials as they undergo changes in temperature or pressure, providing valuable insights into their behavior under different conditions.Moreover, the versatility of diffractometers extends beyond crystallography. They are also used in fields such as biology, where they aid in determining the structures of complex biomolecules, including proteins and nucleic acids. Understanding these structures is fundamental to biochemistry and molecular biology, as it helps elucidate the mechanisms of various biological processes.In conclusion, the diffractometer is an indispensable tool in the realm of scientific research. Its ability to provide detailed information about the atomic structure of materials has profound implications across multiple disciplines, from chemistry to materials science and biology. As technology continues to advance, we can expect the role of diffractometers to expand further, paving the way for new discoveries and innovations that will benefit society as a whole. The continued investment in this area of research will undoubtedly yield exciting results in the years to come.

材料科学领域因先进分析技术的出现而发生了革命性变化。在这些技术中，使用衍射仪尤为重要。衍射仪是一种用于测量X射线、中子或电子与晶体材料相互作用时的衍射模式的仪器。该设备使科学家能够深入了解材料的原子结构，这对理解其特性和行为至关重要。当一束辐射照射到晶体上时，它会朝不同方向散射。这些散射束的角度和强度被衍射仪记录，生成可供分析的衍射图案。该图案作为所研究材料的指纹，揭示了其对称性、晶格参数，甚至晶格内单个原子的位置等信息。衍射仪的主要应用之一是在固态化学领域。研究人员利用该仪器确定新化合物的晶体结构，这可以导致具有独特性质的新材料的发现。例如，在药物开发中，了解药物的晶体结构可以影响其溶解度和生物利用度，最终影响其功效。衍射仪还广泛应用于金属和合金的研究。通过分析衍射图案，冶金学家可以评估金属样品的晶粒大小和相组成。这些信息对于改善金属的机械性能（如强度和延展性）至关重要。此外，检测金属内部应力和缺陷的能力可以帮助预测其在各种应用中的表现，从建筑到航空航天工程。除了传统应用外，现代衍射仪已发展出结合先进技术，如同步辐射和中子源。这些增强功能允许更高的分辨率和更快的数据采集，使得实时观察材料的动态过程成为可能。例如，研究人员可以观察材料在温度或压力变化下的相变，提供对其在不同条件下行为的宝贵见解。此外，衍射仪的多功能性超越了晶体学。它们还用于生物学领域，帮助确定复杂生物分子（包括蛋白质和核酸）的结构。理解这些结构是生物化学和分子生物学的基础，因为它有助于阐明各种生物过程的机制。总之，衍射仪是科学研究领域不可或缺的工具。它提供的关于材料原子结构的详细信息在多个学科中具有深远的影响，从化学到材料科学和生物学。随着技术的不断进步，我们可以期待衍射仪的角色进一步扩展，为新的发现和创新铺平道路，造福整个社会。对这一研究领域的持续投资无疑将在未来几年产生令人兴奋的成果。