uranyl

简明释义

英[ˈjʊərənɪl]美[ˈjʊrənɪl]

n. [无化] 铀酰

英英释义

单词用法

同义词

反义词

例句

1.Methods After uranyl acetate staining, the change of ultrastructure of C6 cells before and after PA treatment was observed under transmission el etron microscopy.

方法采用醋酸双氧铀电子染色，电子显微镜（电镜）下观察培养C6细胞在应用苯乙酸后的超微结构变化。

2.The relatively high concentrations of HCO3 - and PO43 - in the underground brine can stabilize the high level of dissolved uranium by forming uranyl complex.

而地下卤水中较高浓度的HCO3-和PO43 -可以和卤水中的溶解铀形成稳定的配合物从而使高浓度的铀得以保持。

3.The prepared tissue was cut at 500A and stained with uranyl acetate andlead citrate, and then observed under JEM-100CX transmission electron microscope and photographed.

行500A超薄切片，醋酸铀和枸橼酸铅染色，JEM-100CX透射电子显微镜观察并拍片。

4.Nitrate of low concentration can interfere with adsorption of uranyl sulfate anion on anion-exchange resins because the anion-exchange resins have a stronger affinity for nitrate in uranium solution.

由于铀溶液中的硝酸根对阴离子交换树脂具有较强的亲合力，相当低的硝酸根就足以干扰硫酸铀酰离子的吸附。

5.Infrared and ultraviolet spectroscopy were used here to study the mechanism of: adsorption of uranyl ions by 508-resin.

本文应用红外光谱与紫外光谱实验手段报导了508树脂吸附铀酰离子反应机理研究成果。

6.The crystal chemistry of uranyl minerals and synthetic compounds has received considerable attention recently, owing to the importance of these phases in the environment.

近年来，铀酰矿物和合成化合物的晶体化学也得到了较大的重视。

7.Infrared and ultraviolet spectroscopy were used here to study the mechanism of: adsorption of uranyl ions by 08-resin.

本文应用红外光谱与紫外光谱实验手段报导了08树脂吸附铀酰离子反应机理研究成果。

8.Nitrate of low concentration can interfere with adsorption of uranyl sulfate anion on anion-exchange resins because the anion-exchange resins have a stronger affinity for nitrate in uranium solution.

由于铀溶液中的硝酸根对阴离子交换树脂具有较强的亲合力，相当低的硝酸根就足以干扰硫酸铀酰离子的吸附。

9.In nuclear chemistry, uranyl compounds are often used as indicators of uranium presence.

在核化学中，铀酸根化合物常被用作铀存在的指示剂。

10.The scientist prepared a solution containing uranyl to study its chemical properties.

科学家准备了一种含有铀酸根的溶液，以研究其化学性质。

11.Researchers are investigating the environmental impact of uranyl contamination in soil.

研究人员正在调查铀酸根污染对土壤的环境影响。

12.The uranyl ion can form complexes with various ligands in solution.

在溶液中，铀酸根离子可以与多种配体形成络合物。

13.The fluorescence of uranyl salts makes them useful in analytical chemistry.

由于铀酸根盐的荧光特性，它们在分析化学中非常有用。

作文

The study of chemistry often brings us to the fascinating world of elements and compounds, each with their unique properties and applications. One such compound that has garnered attention in various fields, including nuclear chemistry and environmental science, is the ion known as uranyl. The term uranyl refers to a cation formed from uranium, specifically denoting the presence of uranium in a +6 oxidation state. This ion is typically represented as UO2^2+, and it plays a significant role in both natural processes and industrial applications.In nature, uranyl can be found in various mineral deposits, where it often occurs as a result of the weathering of uranium-bearing rocks. These natural occurrences are crucial for understanding uranium's behavior in the environment, particularly in relation to groundwater contamination and the mobility of heavy metals. The chemistry of uranyl is complex; it can form various complexes with other ions and molecules, influencing its solubility and transport in aquatic systems.In the field of nuclear energy, uranyl is of paramount importance. Uranium is a key fuel source for nuclear reactors, and understanding the properties of uranyl compounds helps scientists and engineers to optimize the extraction and processing of uranium. Additionally, uranyl compounds are used in the production of nuclear fuel, where they undergo conversion and enrichment processes to enhance their efficiency in energy production. The ability to manipulate uranyl compounds is also critical in the recycling of spent nuclear fuel, a process that aims to reduce waste and recover valuable materials.Moreover, the study of uranyl compounds extends beyond energy production; it also encompasses environmental monitoring and remediation efforts. Because of its potential toxicity and radioactivity, uranyl poses risks to human health and ecosystems. Researchers are actively investigating methods to detect and remediate uranyl contamination in soil and water. Techniques such as phytoremediation, where plants are used to absorb and concentrate contaminants, are being explored as sustainable solutions to mitigate the impacts of uranyl pollution.In conclusion, the significance of uranyl in both scientific research and practical applications cannot be overstated. From its role in nuclear energy production to its implications for environmental health, understanding uranyl is essential for advancing our knowledge of chemistry and addressing some of the pressing challenges facing our world today. As we continue to explore the complexities of this ion and its compounds, we gain valuable insights that can lead to safer and more effective uses of uranium, while also ensuring the protection of our environment and public health.

化学研究常常将我们带入元素和化合物的迷人世界，每种元素和化合物都有其独特的性质和应用。其中一个在核化学和环境科学等多个领域引起关注的化合物是被称为uranyl的离子。术语uranyl指的是一种由铀形成的阳离子，特别表示铀处于+6氧化态。该离子通常表示为UO2^2+，并在自然过程和工业应用中发挥着重要作用。在自然界中，uranyl可以在各种矿物沉积物中找到，它通常是铀矿石风化的结果。这些自然现象对于理解铀在环境中的行为至关重要，特别是在地下水污染和重金属迁移方面。uranyl的化学性质复杂；它可以与其他离子和分子形成各种配合物，影响其在水体中的溶解度和运输。在核能领域，uranyl至关重要。铀是核反应堆的主要燃料来源，理解uranyl化合物的性质有助于科学家和工程师优化铀的提取和加工。此外，uranyl化合物用于核燃料的生产，在这个过程中，它们经历转化和浓缩过程，以提高其在能量生产中的效率。操控uranyl化合物的能力在回收使用过的核燃料的过程中也至关重要，这一过程旨在减少废物并回收有价值的材料。此外，uranyl化合物的研究不仅限于能源生产；它还涉及环境监测和修复工作。由于其潜在的毒性和放射性，uranyl对人类健康和生态系统构成风险。研究人员正在积极调查检测和修复土壤和水中uranyl污染的方法。植物修复等技术正在被探索作为可持续的解决方案，以减轻uranyl污染的影响。总之，uranyl在科学研究和实际应用中的重要性不容小觑。从其在核能生产中的作用到其对环境健康的影响，理解uranyl对于推进我们对化学的认识以及应对当今世界面临的一些紧迫挑战至关重要。随着我们继续探索这一离子及其化合物的复杂性，我们获得了宝贵的见解，这些见解可以导致更安全、更有效的铀使用，同时确保保护我们的环境和公共健康。