autoionization

简明释义

英[ˌɔːtəʊˌaɪənaɪˈzeɪʃ(ə)n]美[ˌɔːtoʊˌaɪnaɪˈzeɪʃn]

n. 自电离

英英释义

单词用法

同义词

反义词

例句

1.This paper describes the investigation of even-parity autoionization states of cerium atoms by three-step three-color resonance ionization spectroscopy (RIS).

给出了利用三色三光子激光共振电离光谱技术研究铈原子偶宇称自电离态的结果。

2.This paper describes the investigation of even-parity autoionization states of cerium atoms by three-step three-color resonance ionization spectroscopy (RIS).

给出了利用三色三光子激光共振电离光谱技术研究铈原子偶宇称自电离态的结果。

3.Detailed studies have been carried out to demonstrate the effects of the autoionization resonances on the radiative opacity and transmission.

研究了电离阈以上的自电离共振对光谱分辨的辐射不透明度和透射谱的影响。

4.Autoionization rates and dielectronic capture strengths of two other high-Z elements Au and Ta for comparison are also calculated.

采用相对论扭曲波近似方法对高离化态类铜铅离子的自电离速率系数与双电子俘获强度进行了计算。

5.In this paper, the two-photon autoionization involving second-order ionization process under strong laser field is investigated.

本文研究了包括二阶离化过程的强激光场下的双光子自电离。

6.The experimental results are classified and discussed in detail in the light of different autoionization channels.

按照不同的自电离通道将所测数据进行了分类和比较，并进行了详细讨论。

7.This experiment technique provides a new method to study high J Rydberg states and autoionization state of atom.

在实验技术上，提供了一种研究惰性气体原子以及其它原子高里德堡态和自电离态的新方法。

8.The process of water's autoionization (自离子化) is essential for understanding its role as a solvent.

水的自离子化（自离子化）过程对于理解其作为溶剂的作用至关重要。

9.In pure water, the concentration of ions is a direct result of autoionization (自离子化).

在纯水中，离子的浓度是自离子化（自离子化）的直接结果。

10.The autoionization (自离子化) of ammonia is much less than that of water.

氨的自离子化（自离子化）远低于水的水平。

11.Understanding the autoionization (自离子化) of solvents helps in predicting their behavior in chemical reactions.

理解溶剂的自离子化（自离子化）有助于预测它们在化学反应中的行为。

12.The concept of autoionization (自离子化) is fundamental in acid-base chemistry.

在酸碱化学中，自离子化（自离子化）的概念是基础。

作文

Autoionization is a fascinating concept in the field of chemistry that refers to the process by which a substance can ionize itself without the need for an external agent. This phenomenon is particularly significant in the study of water, where two water molecules can undergo autoionization (自离子化) to form hydronium and hydroxide ions. The equation representing this process is: 2 H2O ⇌ H3O+ + OH-. This reaction is crucial for understanding the properties of acids and bases, as well as the pH scale. In essence, autoionization (自离子化) illustrates the ability of water to act as both an acid and a base, which is a key characteristic of amphoteric substances. This duality allows water to participate in various chemical reactions, making it an essential solvent in biological and chemical systems. The presence of hydronium (H3O+) and hydroxide (OH-) ions in water leads to the establishment of equilibrium, which is vital for maintaining the pH of various solutions. The significance of autoionization (自离子化) extends beyond just theoretical chemistry; it has practical implications in fields such as biochemistry and environmental science. For example, in biological systems, the pH of cellular fluids must be tightly regulated to ensure proper enzymatic activity and metabolic processes. Any deviation from the optimal pH range can lead to detrimental effects on cellular function. Understanding the autoionization (自离子化) of water helps scientists appreciate how living organisms maintain homeostasis in their internal environments. Moreover, the concept of autoionization (自离子化) is also relevant in environmental chemistry, particularly when studying acid rain and its impact on ecosystems. Acid rain occurs when pollutants in the atmosphere combine with water vapor, leading to increased acidity in precipitation. This change in pH can affect aquatic life, soil chemistry, and plant growth. By understanding the autoionization (自离子化) of water, researchers can better assess the implications of acid rain and develop strategies to mitigate its effects. In conclusion, autoionization (自离子化) is a fundamental process that highlights the unique properties of water and its role in various chemical and biological systems. Its importance cannot be overstated, as it provides insight into the behavior of acids and bases, the regulation of pH in living organisms, and the effects of environmental changes on ecosystems. As we continue to explore the intricacies of chemistry, the concept of autoionization (自离子化) will remain a cornerstone of our understanding of chemical interactions and the nature of matter.