crystallinity

简明释义

英[/ˌkrɪs.təˈlɪn.ɪ.ti/]美[/ˌkrɪs.təˈlɪn.ɪ.ti/]

[晶体] 结晶度

英英释义

单词用法

同义词

反义词

例句

1.X-ray test found that the grafted membranes show a decrease in crystallinity depending on the grafting yield.

射线衍射测试表明，接枝膜结晶度随接枝率的升高而降低。

2.X-ray diffraction method has been used to study the crystallinity of maize starch with different water content.

应用X -射线衍射方法对不同水分含量的玉米淀粉颗粒的结晶度进行了研究。

3.Solidus and liquidus temperatures of the rocks and relationship between crystallinity and crystallization temperature have been determined.

确定了岩石固相线与液相线的温度，岩石结晶程度与温度的关系。

4.These results show that the crystallinity of the ancient ivory was higher although it had been buried for several thousand years.

这说明虽经几千年地下埋藏，古象牙碳羟磷灰石晶体结构不仅没有破坏，而且结晶度还有所提高。

5.The mechanical properties of thermoplastic rubber depended on the content of PE and, to a lesser extent, on the crystallinity and perfection of crystallization.

热塑橡胶力学性质依赖于聚乙烯含量，同时，它与聚乙烯的结晶度及结晶完善程度有关。

6.The results showed that with increasing of casting speed, the cellulose membrane has lower roughness, larger crystallinity, and higher degree of orientation.

实验结果表明：随着刮膜速度提高，薄膜平均粗糙度降低、孔径变小、结晶度增加、纵横向取向度增加。

7.The degree of crystallinity is important because it affects toughness and mechanical strength.

结晶度很重要，因为它会影响产品的韧性和机械强度。

8.The crystallinity and the lamellar thickness are not consistent with those in two-phase system.

结晶度和片层厚度与两相系统中的结果不一致。

9.The results show that: 1 The branch distribution is an important factor in determining the crystallinity of the copolymer.

结果表明：1支链分布是影响共聚物结晶的重要因素。

10.The crystallinity of ice can vary depending on the temperature and pressure.

冰的结晶度可以根据温度和压力的不同而变化。

11.Researchers are studying the effects of crystallinity on drug solubility.

研究人员正在研究结晶度对药物溶解度的影响。

12.In geology, the crystallinity of minerals can help identify their formation conditions.

在地质学中，矿物的结晶度可以帮助识别其形成条件。

13.Higher crystallinity usually results in better thermal stability.

较高的结晶度通常会导致更好的热稳定性。

14.The degree of crystallinity in the polymer affects its mechanical properties.

聚合物中结晶度的程度影响其机械性能。

作文

Crystallinity is a term used in materials science to describe the degree to which a material has a structured arrangement of atoms or molecules. In essence, it refers to how ordered the internal structure of a substance is. Materials with high crystallinity (晶体度) tend to have distinct geometric shapes and are often more stable than those with low crystallinity (晶体度). This characteristic can significantly influence the physical properties of the material, including its strength, melting point, and optical properties.For instance, when we consider polymers, the crystallinity (晶体度) plays a crucial role in determining their mechanical properties. High crystallinity (晶体度) in polymers typically results in a stiffer and stronger material, while low crystallinity (晶体度) can lead to a more flexible and less durable product. This is why engineers and scientists pay close attention to the crystallinity (晶体度) of polymers when designing materials for specific applications.In addition to polymers, metals and ceramics also exhibit varying degrees of crystallinity (晶体度). Metals, for example, are usually crystalline in nature, meaning they possess a highly ordered atomic structure that contributes to their strength and ductility. On the other hand, ceramics can be either crystalline or amorphous, which affects their thermal and mechanical properties. Understanding the crystallinity (晶体度) of these materials allows researchers to tailor their properties for various applications, from construction to electronics.The process of crystallization is fundamental in achieving desired levels of crystallinity (晶体度). Crystallization can occur through several methods, such as cooling a molten material, evaporating a solvent, or even through chemical reactions. Each method can lead to different structures and levels of crystallinity (晶体度), making it a critical factor in material synthesis.Moreover, the measurement of crystallinity (晶体度) is essential in quality control within manufacturing processes. Techniques such as X-ray diffraction (XRD) and differential scanning calorimetry (DSC) are commonly employed to assess the crystallinity (晶体度) of materials. By analyzing the patterns produced by these techniques, scientists can determine the amount of crystalline versus amorphous content in a sample, enabling them to make informed decisions about material performance and suitability for specific applications.In conclusion, crystallinity (晶体度) is a vital concept in the field of materials science, influencing the properties and applications of various substances. From polymers to metals and ceramics, understanding and controlling crystallinity (晶体度) can lead to advancements in technology and improvements in material performance. As research continues to evolve, the significance of crystallinity (晶体度) will undoubtedly remain at the forefront of innovation in material development.

晶体度是材料科学中用于描述材料原子或分子结构有序程度的术语。简而言之，它指的是物质内部结构的有序程度。具有高晶体度（crystallinity）的材料通常具有明显的几何形状，并且往往比低晶体度（crystallinity）的材料更稳定。这一特性可以显著影响材料的物理性质，包括其强度、熔点和光学性质。例如，当我们考虑聚合物时，晶体度（crystallinity）在决定其机械性能方面起着至关重要的作用。聚合物的高晶体度（crystallinity）通常导致材料更坚硬、更强，而低晶体度（crystallinity）则可能导致产品更加柔韧、耐用性较差。这就是为什么工程师和科学家在设计特定应用的材料时，会密切关注聚合物的晶体度（crystallinity）。除了聚合物，金属和陶瓷也表现出不同程度的晶体度（crystallinity）。例如，金属通常在本质上是结晶的，意味着它们具有高度有序的原子结构，这有助于其强度和延展性。另一方面，陶瓷可以是结晶的或非结晶的，这会影响它们的热学和机械性能。理解这些材料的晶体度（crystallinity）使研究人员能够为各种应用量身定制其性能，从建筑到电子产品。结晶过程在实现所需的晶体度（crystallinity）方面至关重要。结晶可以通过多种方法发生，例如冷却熔融材料、蒸发溶剂，甚至通过化学反应。每种方法都可以导致不同的结构和晶体度（crystallinity）水平，使其成为材料合成中的关键因素。此外，晶体度（crystallinity）的测量在制造过程中的质量控制中至关重要。X射线衍射（XRD）和差示扫描量热法（DSC）等技术通常用于评估材料的晶体度（crystallinity）。通过分析这些技术产生的图案，科学家可以确定样品中结晶与非结晶成分的比例，使他们能够对材料性能和特定应用的适用性做出明智的决策。总之，晶体度（crystallinity）是材料科学领域的重要概念，影响着各种物质的性质和应用。从聚合物到金属和陶瓷，理解和控制晶体度（crystallinity）可以推动技术进步和材料性能的改善。随着研究的不断发展，晶体度（crystallinity）的重要性无疑将继续处于材料开发创新的前沿。