hydrophilicity

简明释义

英[haɪdrəˈfɪlɪsɪti]美[haɪdrəˈfɪlɪsɪti]

n. [分子生物] 亲水性，亲合性

英英释义

单词用法

同义词

反义词

例句

1.The effect of molecular weight of monomer on grafting reaction and the hydrophilicity of grafting sample have been discussed.

研究单体不同分子量的变化对接枝反应和接枝样品亲水性等的影响。

2.The reason for this was mainly because increasing of hydrophilicity with grafting rate.

并且认为接枝膜的亲水性提高是膜污染减轻的主要原因。

3.Therefore, the PGA/chitin blends may be affected by their respective hydrophilicity and degradability.

因此，美国PGA /甲壳素共混物可能受各自的亲水性和降解性。

4.Surface index of hydrophilicity were 52 and 43 for garlic skin and garlic kernel, respectively.

另可得蒜皮和蒜仁的表面亲水性指标分别为52.2和43。

5.Hydrophilicity is one of the trends of the modern urban waterfront space, which represents humanity recovery of waterfront space design.

亲水性是现代城市滨水空间发展趋势之一，体现了滨水空间设计的人性复苏。

6.When gelatin content is less than 5%, blending films not only retains a good mechanical property, but also improves the hydrophilicity of PLLA.

共混膜中混入的明胶含量在5%以内时，在保持聚乳酸力学性能的同时，可以降低聚乳酸的接触角，改善聚乳酸的亲水性。

7.The hydrophilicity 亲水性 of the surface enhances water absorption in the textile industry.

表面的hydrophilicity 亲水性 增强了纺织行业中的水分吸收。

8.Researchers are studying the hydrophilicity 亲水性 of various polymers to improve drug delivery systems.

研究人员正在研究各种聚合物的hydrophilicity 亲水性 以改善药物输送系统。

9.The hydrophilicity 亲水性 of the coating helps prevent dirt accumulation on solar panels.

涂层的hydrophilicity 亲水性 有助于防止太阳能电池板上污垢的积累。

10.In biomedical applications, hydrophilicity 亲水性 is crucial for cell adhesion.

在生物医学应用中，hydrophilicity 亲水性 对细胞粘附至关重要。

11.Increasing the hydrophilicity 亲水性 of a material can enhance its wettability.

提高材料的hydrophilicity 亲水性 可以增强其润湿性。

作文

Hydrophilicity is a term often encountered in the fields of chemistry, biology, and materials science. It refers to the property of a substance to interact favorably with water. Substances that exhibit high hydrophilicity are typically polar or ionic, allowing them to form hydrogen bonds with water molecules. This characteristic is essential for various biological processes, including nutrient absorption and cellular interactions. For instance, the cell membranes of living organisms are composed of phospholipid bilayers that possess both hydrophobic (water-repelling) and hydrophilicity properties. The hydrophilicity of the phosphate heads of these molecules allows them to interact with the aqueous environment, facilitating the transport of substances in and out of cells. In everyday life, hydrophilicity is a crucial factor in determining how substances behave in water. For example, when you mix sugar in water, the sugar dissolves due to its high hydrophilicity. The polar hydroxyl groups in sugar molecules attract water molecules, leading to the dissolution process. On the contrary, oil does not mix well with water because of its low hydrophilicity. The non-polar nature of oil molecules prevents them from forming favorable interactions with water, resulting in separation rather than mixing. The concept of hydrophilicity also plays a significant role in the development of new materials, especially in the field of nanotechnology. Researchers are exploring ways to enhance the hydrophilicity of surfaces to improve their functionality. For example, creating superhydrophilic surfaces can lead to self-cleaning materials that repel dirt and grime, making them ideal for use in various applications, from textiles to building materials. Moreover, understanding hydrophilicity is vital in pharmaceuticals. Many drugs need to be soluble in water to be effective in the body. Scientists often modify drug molecules to increase their hydrophilicity, ensuring they can be absorbed efficiently by the bloodstream. This aspect of drug design is crucial for developing effective treatments and improving patient outcomes. In conclusion, hydrophilicity is a fundamental property that influences a wide range of scientific and practical applications. From biological systems to material science and pharmaceuticals, the ability of a substance to interact with water has profound implications. By enhancing our understanding of hydrophilicity, we can innovate and create better products and solutions that benefit society as a whole. Whether it is in creating more effective medicines or developing advanced materials, the significance of hydrophilicity cannot be overstated.

亲水性是一个在化学、生物学和材料科学领域经常遇到的术语。它指的是一种物质与水良好相互作用的特性。表现出高亲水性的物质通常是极性或离子的，能够与水分子形成氢键。这一特性对于各种生物过程至关重要，包括养分吸收和细胞相互作用。例如，生物体的细胞膜由磷脂双层组成，这些分子具有亲水（喜水）和亲水性特性。这些分子的磷酸头的亲水性使它们能够与水环境相互作用，从而促进物质进出细胞的运输。 在日常生活中，亲水性是决定物质在水中行为的重要因素。例如，当你将糖混入水中时，由于其高亲水性，糖会溶解。糖分子中的极性羟基与水分子相互吸引，导致溶解过程。相反，油与水不易混合，因为它的亲水性低。油分子的非极性特性阻止它们与水形成良好的相互作用，导致分离而不是混合。 亲水性的概念在新材料的开发中也发挥着重要作用，特别是在纳米技术领域。研究人员正在探索增强表面亲水性的方法，以提高其功能性。例如，创建超亲水表面可以导致自清洁材料，这些材料能够排斥污垢和污垢，使其在从纺织品到建筑材料等各种应用中理想。 此外，理解亲水性在制药中至关重要。许多药物需要在水中溶解才能在体内有效。科学家们通常会修改药物分子以增加其亲水性，确保它们能够被血液有效吸收。药物设计的这一方面对于开发有效的治疗方案和改善患者结果至关重要。 总之，亲水性是影响广泛科学和实际应用的基本特性。从生物系统到材料科学和制药，物质与水相互作用的能力具有深远的影响。通过增强我们对亲水性的理解，我们可以创新并创造出更好的产品和解决方案，造福整个社会。无论是在创造更有效的药物还是开发先进材料方面，亲水性的重要性都不容小觑。