desorb

简明释义

英[dɪˈsɔːb]美[dɪˈsɔrb]

vt. 释出被吸收之物；使解除吸附

英英释义

单词用法

同义词

反义词

例句

1.Extract Leach resin can effectively adsorb gold in the presence of acidic medium and can easily desorb gold with thiourea. Such kind resin can be regenerated for reuse.

萃淋树脂在酸性介质中能很好的吸附金，吸附后用硫脲容易解脱并且树脂可以再生重复使用。

2.Extract Leach resin can effectively adsorb gold in the presence of acidic medium and can easily desorb gold with thiourea. Such kind resin can be regenerated for reuse.

萃淋树脂在酸性介质中能很好的吸附金，吸附后用硫脲容易解脱并且树脂可以再生重复使用。

3.The activated carbon can effectively desorb the contaminants when heated.

活性炭在加热时可以有效地解吸污染物。

4.In the experiment, we need to desorb the gas from the solid material.

在实验中，我们需要从固体材料中解吸气体。

5.To analyze the sample, we must desorb the volatile compounds from the substrate.

为了分析样品，我们必须从基材中解吸挥发性化合物。

6.The process of desorbing the molecules is crucial for accurate measurements.

对分子进行解吸的过程对于准确测量至关重要。

7.After the reaction, it's necessary to desorb any remaining reactants.

反应后，有必要解吸任何剩余的反应物。

作文

In the field of chemistry, the term desorb is used to describe the process by which a substance is released from or through a surface. This concept is particularly important in various applications, including catalysis, environmental science, and even in the development of new materials. Understanding how and when substances desorb can lead to significant advancements in these areas. For instance, when a gas or liquid adheres to a solid surface, it can remain there due to intermolecular forces. However, under certain conditions, such as changes in temperature or pressure, these substances can desorb and return to the gas or liquid phase. One practical example of desorbtion can be found in the context of air purification systems. Many air purifiers use activated carbon filters that adsorb pollutants from the air. These pollutants adhere to the surface of the activated carbon, where they are trapped. However, if the conditions change—such as an increase in temperature or a decrease in pressure—the trapped pollutants may desorb back into the air. This phenomenon highlights the importance of regularly replacing or regenerating these filters to ensure they continue to effectively clean the air. Moreover, the concept of desorbtion is also relevant in the study of soil contamination. Pollutants that accumulate in the soil can be tightly bound to soil particles. When environmental conditions change, such as during heavy rainfall or flooding, these contaminants may desorb into groundwater, posing a risk to drinking water supplies. Understanding the factors that influence desorbtion can help scientists develop better strategies for remediation and pollution management. In the realm of material science, researchers are investigating how to control desorbtion to create more efficient catalysts. Catalysts often work by providing a surface for reactants to adhere to, facilitating chemical reactions. However, if the products of these reactions do not desorb efficiently, it can hinder the overall reaction rate. By optimizing the conditions that promote desorbtion, scientists can enhance the performance of catalytic processes, leading to more efficient industrial applications. Furthermore, the concept of desorbtion has implications in the field of drug delivery. Many pharmaceuticals are designed to attach to specific receptors in the body. Once they have fulfilled their purpose, these drugs must desorb from the receptors to prevent prolonged effects or toxicity. Understanding the mechanisms of desorbtion can aid in the design of more effective drug delivery systems that release medication at the right time and place. In conclusion, the process of desorbtion is a fundamental concept with wide-ranging implications across various scientific disciplines. From environmental science to material science and pharmacology, understanding how substances desorb is crucial for developing effective solutions to complex problems. As research continues to advance, the ability to manipulate and control desorbtion will undoubtedly play a key role in innovation and technology. By grasping the significance of this term, we can appreciate its impact on our daily lives and the environment around us.

在化学领域，术语desorb用于描述物质从表面释放或通过表面的过程。这个概念在催化、环境科学以及新材料开发等多个应用中都尤为重要。理解物质何时以及如何desorb可以带来这些领域的重大进展。例如，当气体或液体附着在固体表面时，由于分子间的作用力，它们可以保持在那里。然而，在某些条件下，例如温度或压力的变化，这些物质可能会desorb并返回气体或液体相。 Desorbtion的一个实际例子可以在空气净化系统中找到。许多空气净化器使用活性炭过滤器来吸附空气中的污染物。这些污染物附着在活性炭的表面，被困住。然而，如果条件发生变化，例如温度升高或压力降低，被困的污染物可能会desorb回到空气中。这个现象突显了定期更换或再生这些过滤器的重要性，以确保它们继续有效地清洁空气。 此外，desorbtion的概念在土壤污染研究中也相关。积累在土壤中的污染物可能紧密结合在土壤颗粒上。当环境条件变化时，例如在暴雨或洪水期间，这些污染物可能会desorb到地下水中，给饮用水供应带来风险。理解影响desorbtion的因素可以帮助科学家制定更好的修复和污染管理策略。 在材料科学领域，研究人员正在调查如何控制desorbtion以创造更高效的催化剂。催化剂通常通过提供一个表面使反应物附着，从而促进化学反应。然而，如果这些反应的产物不能有效地desorb，则会阻碍整体反应速率。通过优化促进desorbtion的条件，科学家可以增强催化过程的性能，从而导致更高效的工业应用。 此外，desorbtion的概念在药物递送领域也有重要意义。许多药物设计为附着在体内特定受体上。一旦它们完成了自己的任务，这些药物必须从受体上desorb以防止长期效果或毒性。理解desorbtion的机制可以帮助设计更有效的药物递送系统，在正确的时间和地点释放药物。 总之，desorbtion过程是一个基本概念，在各个科学学科中具有广泛的影响。从环境科学到材料科学和药理学，理解物质如何desorb对开发有效解决复杂问题的方案至关重要。随着研究的不断推进，操控和控制desorbtion的能力无疑将在创新和技术中发挥关键作用。通过掌握这个术语的重要性，我们可以欣赏其对我们日常生活和周围环境的影响。