hydrophobicity

简明释义

英[/haɪdroʊˈfoʊbɪsɪti/]美[/haɪdroʊˈfoʊbɪsɪti/]

n. [分子生物] 疏水性

英英释义

单词用法

同义词

反义词

例句

1.Due to the hydrophobicity of poly (vinylidene fluoride) (PVDF), the application of PVDF membrane was limited.

聚偏氟乙烯(PVDF)作为膜材料由于其疏水性而限制了其在水相分离体系中的应用。

2.NSDD has little effect on the hydrophobicity.

NSDD对憎水性影响较小；

3.Soybean lectin reduced while peanut lectin increased the fluidity of fatty acyl chains and glycerol backbone which was related with their hydrophobicity.

大豆凝集素降低了膜脂酰基链和甘油主链的流动性，而花生凝集素则增强了这两个部位的流动性，这与它们的疏水性大小相关。

4.The modification of silicone rubber has been widespread concerned because silicone rubber has low polarity, high hydrophobicity, and poor physical properties.

但硅橡胶存在分子极性低，疏水性强，物理性能较差等缺陷，其改性研究受到广泛关注。

5.The imaging element surface hydrophilicity is able to change into hydrophobicity under the role of heat.

成像元件表面亲水性在热的作用下可以变成疏水性。

6.The invention relates to a preparation method for a metal base fuel battery bipolar plate with hydrophobicity.

本发明涉及一种具有憎水性的金属基燃料电池双极板的制备方法。

7.According to the theory of bionics and powders was used to build a coarse structure onto the surface of the coating, and the hydrophobicity was highly improved.

并根据“荷叶自洁效应”的仿生学原理，利用超微粉在涂层表面构造粗糙结构，提高其疏水性。

8.In biology, the hydrophobicity 疏水性 of cell membranes is crucial for maintaining cellular integrity.

在生物学中，细胞膜的hydrophobicity 疏水性对维持细胞完整性至关重要。

9.The hydrophobicity 疏水性 of certain surfaces can be enhanced through chemical treatments.

某些表面的hydrophobicity 疏水性可以通过化学处理来增强。

10.Scientists are studying the hydrophobicity 疏水性 of various polymers for better water-resistant coatings.

科学家们正在研究各种聚合物的hydrophobicity 疏水性以获得更好的防水涂层。

11.Water beads on the surface due to its high hydrophobicity 疏水性.

水珠在表面上形成是因为其高hydrophobicity 疏水性。

12.The hydrophobicity 疏水性 of the material makes it ideal for outdoor gear.

该材料的hydrophobicity 疏水性使其非常适合户外装备。

作文

Hydrophobicity is a term that describes the tendency of a substance to repel water. This property is crucial in various scientific fields, including chemistry, biology, and materials science. In everyday life, we encounter hydrophobic substances frequently. For example, oil is known for its hydrophobicity (疏水性), as it does not mix with water. This characteristic can be attributed to the molecular structure of the substance. Hydrophobic molecules are typically nonpolar, meaning they do not have a charge that interacts favorably with water molecules, which are polar. As a result, when mixed, water molecules will cluster together, avoiding the hydrophobic molecules, leading to separation. In biology, hydrophobicity (疏水性) plays a vital role in the structure and function of biomolecules. Proteins, for instance, often fold into specific shapes that are influenced by the hydrophobicity (疏水性) of their amino acid side chains. Amino acids that are hydrophobic tend to be buried within the protein's core, away from the aqueous environment, while hydrophilic amino acids are usually found on the surface, interacting with water. This arrangement is essential for the protein's stability and functionality. Moreover, the hydrophobicity (疏水性) of certain surfaces has significant implications in materials science. Scientists and engineers design materials that either repel or attract water based on their intended use. For example, water-repellent coatings are applied to fabrics and building materials to prevent water damage. These coatings often exploit the hydrophobicity (疏水性) of specific chemical compounds to create a barrier that water cannot penetrate. In contrast, surfaces with high hydrophobicity (疏水性) can also lead to problems such as dirt and grime accumulation, as these particles may not adhere well to the surface. Thus, understanding and manipulating hydrophobicity (疏水性) is essential for creating effective cleaning products and maintaining the cleanliness of various surfaces. The study of hydrophobicity (疏水性) has also led to advancements in nanotechnology. Researchers are exploring how to engineer nanoparticles with specific hydrophobic properties to enhance drug delivery systems. By coating drugs with hydrophobic materials, they can improve the solubility and bioavailability of medications, ensuring that they reach their target sites more effectively. In conclusion, hydrophobicity (疏水性) is a fundamental concept that influences many aspects of our world, from the microscopic interactions within biological systems to the macroscopic properties of materials. By understanding hydrophobicity (疏水性), scientists can develop innovative solutions to challenges in various fields, improving everything from healthcare to environmental protection. As research continues to uncover the intricacies of this property, we can expect to see even more applications and advancements that harness the power of hydrophobicity (疏水性).

疏水性是一个描述物质排斥水的倾向的术语。这一特性在化学、生物学和材料科学等多个科学领域至关重要。在日常生活中，我们经常遇到疏水性物质。例如，油因其疏水性而闻名，因为它与水不混合。这一特性可以归因于物质的分子结构。疏水性分子通常是非极性的，这意味着它们没有与水分子（极性）良好相互作用的电荷。因此，当混合时，水分子会聚集在一起，避免与疏水性分子接触，从而导致分离。在生物学中，疏水性在生物大分子的结构和功能中发挥着重要作用。例如，蛋白质的折叠往往受到其氨基酸侧链的疏水性的影响。疏水性氨基酸往往被埋藏在蛋白质的核心，远离水环境，而亲水性氨基酸通常位于表面，与水相互作用。这种安排对蛋白质的稳定性和功能至关重要。此外，某些表面的疏水性在材料科学中具有重要意义。科学家和工程师根据材料的预期用途设计能够排水或吸水的材料。例如，防水涂层被应用于织物和建筑材料，以防止水损坏。这些涂层通常利用特定化合物的疏水性来创建水无法渗透的屏障。相反，高疏水性的表面也可能导致诸如污垢和污垢积聚等问题，因为这些颗粒可能无法很好地附着在表面上。因此，理解和操控疏水性对于创造有效的清洁产品和保持各种表面的清洁至关重要。对疏水性的研究还推动了纳米技术的发展。研究人员正在探索如何工程化具有特定疏水性特性的纳米颗粒，以增强药物递送系统。通过用疏水性材料包裹药物，他们可以提高药物的溶解度和生物利用度，确保药物更有效地达到目标部位。总之，疏水性是一个基本概念，影响着我们世界的许多方面，从生物系统内的微观相互作用到材料的宏观特性。通过理解疏水性，科学家可以开发出创新的解决方案，以应对各个领域的挑战，改善从医疗保健到环境保护的方方面面。随着研究继续揭示这一属性的复杂性，我们可以期待看到更多利用疏水性的应用和进展。