polydisperse sol

简明释义

多分散胶

英英释义

例句

1.In pharmaceutical applications, a polydisperse sol 多分散溶胶 can be used to improve drug delivery systems.

在制药应用中，polydisperse sol 多分散溶胶 可用于改善药物输送系统。

2.The stability of a polydisperse sol 多分散溶胶 is often influenced by the interactions between particles of different sizes.

一个polydisperse sol 多分散溶胶 的稳定性通常受到不同大小颗粒之间相互作用的影响。

3.The formation of a polydisperse sol 多分散溶胶 can be controlled by adjusting the synthesis conditions such as temperature and pH.

通过调整合成条件，如温度和pH值，可以控制polydisperse sol 多分散溶胶 的形成。

4.In the study of colloidal systems, a polydisperse sol 多分散溶胶 can exhibit unique optical properties due to its varying particle sizes.

在胶体系统的研究中，polydisperse sol 多分散溶胶 由于其不同的颗粒大小，可以表现出独特的光学特性。

5.Researchers found that the viscosity of a polydisperse sol 多分散溶胶 increases with the concentration of larger particles.

研究人员发现，polydisperse sol 多分散溶胶 的粘度随着大颗粒浓度的增加而增加。

作文

In the field of colloidal science, understanding the properties and behaviors of different types of sols is crucial for various applications. One such type is the polydisperse sol, which refers to a colloidal solution containing particles of varying sizes. This characteristic distinguishes it from a monodisperse sol, where all particles are of uniform size. The significance of polydisperse sol lies in its prevalence in natural and industrial processes. For instance, many biological systems, such as blood plasma, exhibit polydispersity due to the presence of various biomolecules and cells of differing sizes.The behavior of polydisperse sol can be quite complex. The interactions between particles of different sizes can lead to unique phenomena such as sedimentation, diffusion, and aggregation. In a polydisperse sol, larger particles may settle more quickly than smaller ones, resulting in a non-uniform distribution over time. This aspect is particularly important in industries such as pharmaceuticals and food production, where the stability and uniformity of colloidal dispersions are critical for product quality.Moreover, the study of polydisperse sol has implications for material science and nanotechnology. Researchers often manipulate the size distribution of particles to achieve desired properties in materials. For example, in the development of catalysts, a polydisperse sol can enhance the surface area available for reactions, thereby improving the efficiency of the catalytic process. Similarly, in the field of drug delivery, utilizing a polydisperse sol can facilitate the controlled release of therapeutic agents, allowing for more effective treatments.To accurately characterize a polydisperse sol, scientists employ various analytical techniques. Dynamic light scattering (DLS) is one common method used to determine the size distribution of particles within a sol. By analyzing the fluctuations in scattered light, researchers can obtain information about the average size and polydispersity index, which quantifies the degree of size variation among the particles. This data is essential for understanding how a polydisperse sol will behave under different conditions and for optimizing formulations in practical applications.In conclusion, the concept of polydisperse sol is fundamental in colloidal chemistry and has far-reaching implications across multiple disciplines. Its unique characteristics and behaviors make it a subject of extensive research and application. From biological systems to industrial processes, the understanding of polydisperse sol is vital for advancing technology and improving product formulations. As we continue to explore the intricacies of colloidal systems, the importance of polydispersity will undoubtedly remain a key focus in scientific inquiry and innovation.

在胶体科学领域，理解和掌握不同类型胶体溶液的性质和行为对于各种应用至关重要。其中一种类型是polydisperse sol，指的是含有不同大小颗粒的胶体溶液。这一特征使其与单分散溶液（monodisperse sol）区分开来，后者的所有颗粒都是均匀大小的。polydisperse sol的重要性在于它在自然和工业过程中的普遍存在。例如，许多生物系统，如血浆，由于存在不同大小的各种生物分子和细胞而表现出多分散性。polydisperse sol的行为可能相当复杂。不同大小颗粒之间的相互作用可能导致沉降、扩散和聚集等独特现象。在polydisperse sol中，较大的颗粒可能比较小颗粒沉降得更快，从而导致随时间推移分布不均。这一点在制药和食品生产等行业尤为重要，因为胶体分散体的稳定性和均匀性对产品质量至关重要。此外，研究polydisperse sol对材料科学和纳米技术也有影响。研究人员常常操控颗粒的大小分布，以实现材料的所需性能。例如，在催化剂的开发中，使用polydisperse sol可以增强可用于反应的表面积，从而提高催化过程的效率。同样，在药物传递领域，利用polydisperse sol可以促进治疗剂的控制释放，从而实现更有效的治疗。为了准确表征polydisperse sol，科学家们采用各种分析技术。动态光散射（DLS）是一种常用的方法，用于确定溶液中颗粒的大小分布。通过分析散射光的波动，研究人员可以获得关于平均大小和多分散指数的信息，该指数量化了颗粒之间大小变化的程度。这些数据对于理解polydisperse sol在不同条件下的行为以及优化实际应用中的配方至关重要。总之，polydisperse sol的概念在胶体化学中是基础性的，并且在多个学科中具有深远的影响。其独特的特征和行为使其成为广泛研究和应用的主题。从生物系统到工业过程，对polydisperse sol的理解对于推动技术进步和改善产品配方至关重要。随着我们继续探索胶体系统的复杂性，多分散性的意义无疑将继续成为科学研究和创新的重点。