orthohydrogen

简明释义

英[/ˌɔr.θoʊˈhaɪ.drə.dʒən/]美[/ˌɔr.θoʊˈhaɪ.drə.dʒən/]

n. [化学] 正氢

英英释义

单词用法

同义词

反义词

例句

1.By using light scattering technique, the transition of rotating energy levels from hydrogen molecular occurs and produced rotating Raman bands for orthohydrogen and parahydrogen are at 587.

采用光散射技术，促使氢分子产生转动跃迁，得到正氢和仲氢的转动拉曼光谱，其峰位为587。

2.By using light scattering technique, the transition of rotating energy levels from hydrogen molecular occurs and produced rotating Raman bands for orthohydrogen and parahydrogen are at 587.

采用光散射技术，促使氢分子产生转动跃迁，得到正氢和仲氢的转动拉曼光谱，其峰位为587。

3.If you produce orthohydrogen, then this also creates deuterium in which is what you want.

如果您出示邻氢，那么这也创造氘，在这是你想要的。

4.The study of orthohydrogen is crucial for understanding the properties of hydrogen at low temperatures.

研究正氢对于理解低温下氢的性质至关重要。

5.In quantum mechanics, orthohydrogen and para-hydrogen have different energy states.

在量子力学中，正氢和反氢具有不同的能量状态。

6.When cooling hydrogen gas, it is important to consider the ratio of orthohydrogen to para-hydrogen.

在冷却氢气时，考虑正氢与反氢的比例是很重要的。

7.The presence of orthohydrogen can affect the reaction rates in certain chemical processes.

正氢的存在可能会影响某些化学过程中的反应速率。

8.Researchers are investigating how orthohydrogen behaves under extreme pressure conditions.

研究人员正在调查正氢在极端压力条件下的行为。

作文

In the realm of chemistry, understanding the different forms of hydrogen is crucial for both theoretical and practical applications. One such form is orthohydrogen, which refers to a specific nuclear spin state of molecular hydrogen (H2). In simple terms, hydrogen exists in two primary isotopic forms based on the alignment of the spins of its nuclei: orthohydrogen and para-hydrogen. The distinction between these two forms can be attributed to the quantum mechanical properties of hydrogen molecules. Ortho comes from the Greek word meaning 'straight' or 'correct,' and in the context of orthohydrogen, it describes the configuration where the spins of the two hydrogen nuclei are parallel. This results in a higher energy state compared to its counterpart, para-hydrogen, where the spins are anti-parallel, leading to a lower energy state. The existence of these two forms is not just an academic curiosity; they have significant implications in various fields, including quantum mechanics, spectroscopy, and even astrophysics. The conversion between orthohydrogen and para-hydrogen occurs naturally over time due to interactions with other particles and environmental conditions. Typically, at room temperature, a mixture of both forms exists, but the ratio of orthohydrogen to para-hydrogen tends to favor the latter as the temperature decreases. This phenomenon is essential in cryogenics and the study of low-temperature physics, where the properties of hydrogen can change dramatically depending on its molecular form. In practical applications, orthohydrogen plays a vital role in various chemical reactions and processes. For instance, in the field of hydrogen storage and fuel cells, understanding the behavior of orthohydrogen can lead to more efficient energy solutions. The higher energy state of orthohydrogen makes it more reactive, which can be advantageous in certain chemical reactions. However, this reactivity also necessitates careful handling and control in industrial applications to prevent unwanted side reactions. Moreover, the study of orthohydrogen has implications in the field of astrophysics. Hydrogen is the most abundant element in the universe, and understanding its various forms helps scientists comprehend stellar formation and the behavior of interstellar matter. The presence of orthohydrogen and para-hydrogen in space can influence the thermal and chemical dynamics of cosmic clouds, ultimately affecting star formation processes. In conclusion, the term orthohydrogen encapsulates a fascinating aspect of molecular hydrogen that bridges the gap between quantum mechanics and practical chemistry. Its unique properties and behaviors make it a subject of interest across multiple scientific disciplines. As research continues to evolve, the importance of orthohydrogen in both theoretical studies and real-world applications will undoubtedly grow, highlighting the intricate connections within the world of chemistry and beyond.

在化学领域，理解氢的不同形式对于理论和实践应用至关重要。其中一种形式是正氢，它指的是分子氢（H2）的一种特定核自旋状态。简单来说，氢基于其核自旋的排列存在两种主要同位素形式：正氢和反氢。两者之间的区别可以归因于氢分子的量子力学性质。 “正”（ortho）一词源于希腊语，意为“直”或“正确”，在正氢的上下文中，它描述了两个氢核自旋平行的配置。这导致与其对应的反氢相比，能量状态更高。在反氢中，自旋是反平行的，从而导致能量状态较低。这两种形式的存在不仅仅是学术上的好奇心；它们在多个领域具有重要意义，包括量子力学、光谱学，甚至是天体物理学。 正氢和反氢之间的转化由于与其他粒子的相互作用和环境条件而自然发生。通常，在室温下，会存在两种形式的混合物，但随着温度降低，正氢和反氢的比例往往倾向于后者。这种现象在低温物理学和超导研究中至关重要，因为氢的性质会根据其分子形式发生剧烈变化。 在实际应用中，正氢在各种化学反应和过程中发挥着重要作用。例如，在氢储存和燃料电池领域，理解正氢的行为可以促使更高效的能源解决方案。正氢的高能态使其反应性更强，这在某些化学反应中是有利的。然而，这种反应性也要求在工业应用中小心处理和控制，以防止不必要的副反应。 此外，正氢的研究在天体物理学领域也有重要意义。氢是宇宙中最丰富的元素，理解其各种形式帮助科学家理解恒星形成和星际物质的行为。空间中正氢和反氢的存在可以影响宇宙云的热和化学动态，最终影响恒星形成过程。 总之，术语正氢概括了分子氢的一个迷人方面，架起了量子力学与实用化学之间的桥梁。它独特的性质和行为使其成为多个科学学科的研究对象。随着研究的不断发展，正氢在理论研究和现实应用中的重要性无疑会增长，突显出化学世界及其以外的错综复杂的联系。