chemical modification

简明释义

化学改质

英英释义

例句

1.Through chemical modification, the properties of the polymer were significantly improved.

通过化学修饰，聚合物的性能得到了显著改善。

2.The researchers employed chemical modification to enhance the solubility of the drug in water.

研究人员采用了化学修饰来提高药物在水中的溶解度。

3.In this study, chemical modification was used to create a more effective catalyst.

在这项研究中，使用了化学修饰来创建更有效的催化剂。

4.The chemical modification of the surface led to better adhesion of the paint.

表面的化学修饰导致了油漆附着力的提高。

5.The team discovered that chemical modification could increase the stability of the enzyme.

团队发现化学修饰可以提高酶的稳定性。

作文

Chemical modification is a fundamental concept in the fields of chemistry and materials science. It refers to the intentional alteration of the chemical structure of a substance to enhance its properties or to impart new functionalities. This process can involve various techniques, such as adding functional groups, changing molecular arrangements, or even introducing entirely new elements into a compound. The importance of chemical modification (化学修饰) cannot be overstated, as it plays a crucial role in the development of new materials, pharmaceuticals, and technologies that are integral to modern life.One of the most notable applications of chemical modification (化学修饰) is in the pharmaceutical industry. Drugs often need to be modified to improve their efficacy, reduce side effects, or enhance their stability. For example, the modification of a drug's chemical structure can lead to a more effective treatment by increasing its ability to bind to specific biological targets. This targeted approach not only improves therapeutic outcomes but also minimizes potential adverse reactions, making medications safer for patients.In addition to pharmaceuticals, chemical modification (化学修饰) is widely used in the development of advanced materials. Polymers, for instance, can undergo chemical modifications to improve their mechanical strength, thermal stability, or resistance to environmental degradation. By altering the chemical makeup of these materials, scientists can create products that meet specific performance criteria for various applications, from aerospace engineering to everyday consumer goods.Another significant area where chemical modification (化学修饰) is applied is in the field of nanotechnology. Nanomaterials often exhibit unique properties that differ from their bulk counterparts, and chemical modification (化学修饰) allows researchers to tailor these properties for specific uses. For example, by modifying the surface chemistry of nanoparticles, scientists can enhance their interaction with biological systems, leading to innovative applications in drug delivery and imaging.Moreover, chemical modification (化学修饰) is essential in environmental science. Contaminants in water or soil can be treated through chemical modifications that render them less harmful or easier to remove. For instance, certain chemical agents can be introduced to modify pollutants, facilitating their breakdown into less toxic substances. This application highlights the role of chemical modification (化学修饰) in promoting sustainability and protecting the environment.The process of chemical modification (化学修饰) is not without its challenges. Achieving the desired modifications while maintaining the integrity of the original material requires a deep understanding of chemical principles and careful experimental design. Additionally, the implications of these modifications must be thoroughly evaluated to ensure that they do not introduce new hazards or unintended consequences.In conclusion, chemical modification (化学修饰) is a versatile and powerful tool in modern science and technology. Its applications span various fields, including pharmaceuticals, materials science, nanotechnology, and environmental remediation. As we continue to explore and innovate, the significance of chemical modification (化学修饰) will undoubtedly grow, leading to breakthroughs that enhance our quality of life and address some of the most pressing challenges facing society today.