neutron powder crystal diffraction pattern

简明释义

中子粉末晶体衍射图样

英英释义

例句

1.The researchers analyzed the neutron powder crystal diffraction pattern to determine the crystal structure of the material.

研究人员分析了中子粉末晶体衍射图案以确定材料的晶体结构。

2.The software used for analyzing the neutron powder crystal diffraction pattern has been updated to include new algorithms.

用于分析中子粉末晶体衍射图案的软件已更新，以包括新的算法。

3.The neutron powder crystal diffraction pattern revealed important information about the magnetic properties of the compound.

该中子粉末晶体衍射图案揭示了关于化合物磁性的重要信息。

4.To improve the accuracy of our results, we compared the neutron powder crystal diffraction pattern with x-ray data.

为了提高结果的准确性，我们将中子粉末晶体衍射图案与X射线数据进行了比较。

5.By examining the neutron powder crystal diffraction pattern, we can identify the phases present in the sample.

通过检查中子粉末晶体衍射图案，我们可以识别样品中存在的相。

作文

Neutron powder crystal diffraction is a powerful technique used in materials science to analyze the structure of crystalline materials. The term neutron powder crystal diffraction pattern refers to the specific arrangement and intensity of neutron scattering that occurs when a beam of neutrons interacts with a powdered crystalline sample. This method is particularly valuable because neutrons can penetrate deep into materials without causing significant damage, allowing researchers to obtain detailed structural information about complex compounds. One of the key advantages of using neutrons for diffraction studies is their sensitivity to light elements, such as hydrogen. Traditional X-ray diffraction techniques often struggle to provide clear data for these elements due to their low atomic number. However, the neutron powder crystal diffraction pattern can reveal the positions of hydrogen atoms within a crystal lattice, which is crucial for understanding biochemical processes and material properties. When conducting a neutron diffraction experiment, a powdered sample is placed in the path of a neutron beam generated by a nuclear reactor or a spallation source. As neutrons collide with the nuclei of the atoms in the crystal, they are scattered in various directions. By measuring the angles and intensities of the scattered neutrons, researchers can construct a neutron powder crystal diffraction pattern that reflects the arrangement of atoms in the material. This pattern is then analyzed using mathematical techniques to extract information about the unit cell dimensions, atomic positions, and thermal vibrations of the atoms.The ability to produce high-quality neutron powder crystal diffraction patterns has been significantly enhanced by advances in instrumentation and data analysis methods. Modern neutron sources provide intense beams of neutrons, while sophisticated detectors enable rapid collection of diffraction data. Moreover, software packages have been developed to facilitate the interpretation of diffraction patterns, allowing researchers to model complex structures more efficiently. Applications of neutron powder crystal diffraction patterns are vast and varied. In the field of solid-state chemistry, this technique is instrumental in elucidating the structures of novel materials, such as metal-organic frameworks and battery materials. In addition, it plays a crucial role in the study of magnetic materials, where the interaction of neutrons with magnetic moments can provide insights into the magnetic ordering and dynamics of the system. Furthermore, the pharmaceutical industry benefits from neutron diffraction studies, particularly in drug design and development. By analyzing the neutron powder crystal diffraction patterns of drug candidates, scientists can better understand how these compounds interact with biological targets at the atomic level, leading to improved efficacy and reduced side effects. In conclusion, the neutron powder crystal diffraction pattern is an essential tool in the characterization of materials, providing unique insights into their atomic structure and dynamics. As technology continues to advance, the capabilities and applications of neutron diffraction will undoubtedly expand, further enhancing our understanding of the material world around us.

中子粉末晶体衍射是一种在材料科学中用于分析晶体材料结构的强大技术。术语neutron powder crystal diffraction pattern指的是当中子束与粉末晶体样品相互作用时发生的特定排列和散射强度。该方法特别有价值，因为中子可以深入材料而不会造成显著损害，从而使研究人员能够获得关于复杂化合物的详细结构信息。使用中子进行衍射研究的一个关键优势是它对轻元素（如氢）的敏感性。传统的X射线衍射技术通常难以提供这些元素的清晰数据，因为它们的原子序数较低。然而，neutron powder crystal diffraction pattern可以揭示氢原子在晶体格中的位置，这对于理解生化过程和材料性质至关重要。在进行中子衍射实验时，粉末样品被放置在由核反应堆或脉冲源产生的中子束路径中。当中子与晶体中原子的核碰撞时，它们会向各个方向散射。通过测量散射中子的角度和强度，研究人员可以构建出反映材料原子排列的neutron powder crystal diffraction pattern。然后，使用数学技术分析该模式，以提取有关单位晶胞尺寸、原子位置和原子热振动的信息。高质量neutron powder crystal diffraction patterns的生产能力因仪器和数据分析方法的进步而显著提高。现代中子源提供强烈的中子束，而复杂的探测器使得快速收集衍射数据成为可能。此外，已经开发出软件包来促进衍射图案的解释，使研究人员能够更有效地建模复杂结构。neutron powder crystal diffraction patterns的应用广泛多样。在固态化学领域，该技术对于阐明新材料的结构（如金属有机框架和电池材料）至关重要。此外，它在磁性材料的研究中发挥着关键作用，其中中子与磁矩的相互作用可以提供有关系统的磁有序性和动力学的见解。此外，制药行业也受益于中子衍射研究，特别是在药物设计和开发中。通过分析药物候选物的neutron powder crystal diffraction patterns，科学家可以更好地理解这些化合物如何在原子水平上与生物靶标相互作用，从而提高疗效并减少副作用。总之，neutron powder crystal diffraction pattern是表征材料的重要工具，为其原子结构和动力学提供了独特的见解。随着技术的不断进步，中子衍射的能力和应用无疑将扩展，进一步增强我们对周围物质世界的理解。