diffusion barrier

简明释义

扩散势垒

英英释义

例句

1.In semiconductor technology, a thin layer acts as a diffusion barrier to protect sensitive components.

在半导体技术中，薄层作为扩散障碍保护敏感组件。

2.Researchers are studying how to reduce the diffusion barrier for better drug delivery.

研究人员正在研究如何减少扩散障碍以改善药物输送。

3.Engineers must consider the diffusion barrier when designing materials for high-temperature applications.

工程师在设计高温应用材料时必须考虑扩散障碍。

4.The diffusion barrier in the material prevents unwanted substances from penetrating.

材料中的扩散障碍防止了不需要的物质渗透。

5.The effectiveness of the diffusion barrier can significantly affect the performance of batteries.

该扩散障碍的有效性会显著影响电池的性能。

作文

The concept of a diffusion barrier is crucial in various scientific fields, particularly in materials science and biology. Understanding this term can provide insights into how substances move and interact at a molecular level. A diffusion barrier refers to a layer or material that impedes the movement of particles, such as atoms or molecules, from one area to another. This phenomenon is essential in many applications, including drug delivery systems, semiconductor technology, and even environmental science.In the context of biology, a diffusion barrier plays a significant role in cellular processes. For instance, cell membranes act as diffusion barriers, controlling the entry and exit of substances. The selective permeability of these membranes ensures that essential nutrients can enter the cell while waste products are expelled. This regulation is vital for maintaining homeostasis, which is the balance of physiological processes within living organisms.Moreover, in the field of materials science, understanding diffusion barriers can lead to the development of better materials with specific properties. For example, in the production of batteries, a diffusion barrier can help control the flow of ions between electrodes, enhancing the efficiency and longevity of the battery. Engineers and scientists strive to design materials that have optimal diffusion barriers to improve performance in various applications.Environmental science also benefits from the study of diffusion barriers. When contaminants enter the soil or water, understanding how these substances move through different layers can help in the remediation process. A well-designed diffusion barrier can prevent harmful chemicals from spreading, protecting ecosystems and human health. For instance, in landfills, engineers often use diffusion barriers to contain leachate and prevent it from contaminating groundwater.In summary, the term diffusion barrier encapsulates a fundamental principle that applies across multiple disciplines. Whether in biological systems regulating cellular functions, in engineering applications enhancing material performance, or in environmental efforts protecting our ecosystems, diffusion barriers are essential for understanding and manipulating the movement of substances. As research continues to advance, the implications of diffusion barriers will likely expand, leading to innovative solutions and technologies that can address some of the world's pressing challenges. Therefore, grasping the concept of a diffusion barrier not only enriches our scientific knowledge but also equips us with the tools needed to tackle real-world problems effectively.

“扩散障碍”这一概念在多个科学领域中至关重要，尤其是在材料科学和生物学中。理解这个术语可以为我们提供关于物质如何在分子层面上移动和相互作用的洞察。扩散障碍是指阻碍粒子（如原子或分子）从一个区域移动到另一个区域的层或材料。这种现象在许多应用中都是必不可少的，包括药物递送系统、半导体技术甚至环境科学。在生物学的背景下，扩散障碍在细胞过程中的作用显著。例如，细胞膜充当扩散障碍，控制物质的进出。这些膜的选择性渗透性确保了必需的营养物质能够进入细胞，同时废物被排出。这种调节对于维持稳态至关重要，即维持生物体内生理过程的平衡。此外，在材料科学领域，了解扩散障碍可以推动具有特定性质的更好材料的开发。例如，在电池生产中，扩散障碍可以帮助控制离子在电极之间的流动，提高电池的效率和使用寿命。工程师和科学家努力设计具有最佳扩散障碍的材料，以改善各种应用中的性能。环境科学同样受益于对扩散障碍的研究。当污染物进入土壤或水中时，了解这些物质如何通过不同层移动可以帮助修复过程。精心设计的扩散障碍可以防止有害化学物质扩散，保护生态系统和人类健康。例如，在垃圾填埋场，工程师通常使用扩散障碍来限制渗滤液并防止其污染地下水。总之，术语扩散障碍概括了一个适用于多个学科的基本原理。无论是在调节细胞功能的生物系统中，还是在提高材料性能的工程应用中，抑或是在保护生态系统的环境努力中，扩散障碍对于理解和操控物质的运动都是至关重要的。随着研究的不断进展，扩散障碍的影响可能会扩大，导致创新解决方案和技术的出现，从而应对一些全球迫切的挑战。因此，掌握扩散障碍的概念不仅丰富了我们的科学知识，还为我们提供了有效应对现实问题所需的工具。