terbium

简明释义

英[ˈtɜːbiəm]美[ˈtɜːrbiəm]

n. [化学] 铽（一种化学元素）

英英释义

单词用法

同义词

反义词

例句

1.In addition, the Verdet constant of the terbium glass sample rebounds when the temperature goes higher than 333k, which is out of accord with the theoretical model and need to be further researched.

同时，实验发现铽玻璃样品的费尔德常数在333k以上时会出现反弹，与该理论模型不符，有待于进一步研究。

2.Europium and terbium rare earth complexes with tetra carboxylic acid were successfully prepared in aqueous solution.

摘要在水溶液中合成了铕和试的四元羧酸稀土配合物。

3.They have considered this problem from both the experimental and theoretical points of view for the metal terbium.

他们从实验和理论两个方面考虑了金属铽的这个问题。

4.Honda, Japan's third-largest automaker, said on Tuesday that its new motors used magnets developed by Daido Steel co that do not contain dysprosium and terbium.

作为日本第三大汽车厂商，本田本周二表示，该公司的新电机采用了大同特殊钢有限公司开发的不含镝和铽的磁体。

5.Indeed, some international prices haven't fallen at all, in particular those that are known as heavy rare earths, like terbium, which is used in advanced lasers and optics.

其实，一些稀土元素在国际市场上的价格根本就没有下跌，尤其是那些所谓的重稀土元素，如铽(用于制造先进的激光器和光学仪器)等。

6.Fluorescence spectra are measured, and they show that the fluorescent intensity of terbium complexes are more stronger.

测定了配合物的荧光激发光谱和发射光谱，表明铽配合物发出较强的荧光。

7.The use of terbium in solid-state devices has increased due to its unique magnetic properties.

由于其独特的磁性，铽在固态设备中的使用增加了。

8.Researchers are studying the properties of terbium for potential applications in electronics.

研究人员正在研究铽的特性，以寻找在电子产品中的潜在应用。

9.A terbium oxide layer can improve the efficiency of certain types of lasers.

铽氧化物层可以提高某些类型激光器的效率。

10.In the periodic table, terbium is classified as a lanthanide element.

在周期表中，铽被归类为镧系元素。

11.The compound contains terbium, which is used in green phosphors for LED lights.

该化合物包含铽，用于LED灯的绿色荧光粉。

作文

In the world of chemistry, elements play a crucial role in our understanding of the universe. One such element is terbium, a rare earth metal that has captivated scientists and engineers alike due to its unique properties. Discovered in 1843 by Swedish chemist Carl Gustaf Mosander, terbium is part of the lanthanide series and is represented by the symbol 'Tb' on the periodic table. Its atomic number is 65, and it is known for its silvery-gray appearance and high melting point. The significance of terbium extends beyond its physical characteristics; it plays an integral role in various technological applications.One of the most notable uses of terbium is in the field of electronics. It is widely used in the production of solid-state devices, particularly in the manufacturing of green phosphors for color television tubes and LED displays. The luminescent properties of terbium allow it to emit a bright green light when excited by energy, making it essential for creating vibrant colors in electronic displays. This application has revolutionized the way we view images on screens, enhancing the visual experience for users around the globe.Moreover, terbium is also utilized in the development of magnets. When combined with other elements like iron and dysprosium, terbium forms powerful permanent magnets that are crucial for various high-tech applications, including electric vehicles and wind turbines. These magnets are not only strong but also resistant to demagnetization, which makes them ideal for use in demanding environments.The medical field has also benefited from the properties of terbium. It is used in certain types of cancer treatments, where its radioactive isotopes can be employed to target and destroy cancerous cells. This innovative approach highlights the versatility of terbium and its potential to improve health outcomes for patients.Despite its numerous applications, terbium remains relatively rare in the Earth's crust, which poses challenges for its extraction and use. Mining operations often focus on the extraction of multiple rare earth elements simultaneously, as they tend to occur together in nature. The increasing demand for terbium in modern technology has sparked interest in sustainable mining practices and recycling methods to ensure a steady supply of this valuable element.In conclusion, terbium is more than just a chemical element; it is a vital component of many technologies that shape our daily lives. From enhancing the quality of electronic displays to contributing to advancements in medical treatments, the importance of terbium cannot be overstated. As we continue to explore and innovate, understanding and utilizing terbium will undoubtedly lead to further breakthroughs in science and technology. Its unique properties and applications make it a fascinating subject of study, and as we look to the future, terbium will likely play an even more significant role in our technological landscape.

在化学的世界中，元素在我们理解宇宙方面发挥着至关重要的作用。其中一个元素是铽，一种稀土金属，由于其独特的性质吸引了科学家和工程师的关注。1843年，瑞典化学家卡尔·古斯塔夫·莫桑德发现了铽，它是镧系元素的一部分，在周期表中用符号'Tb'表示。它的原子序数是65，因其银灰色外观和高熔点而闻名。铽的重要性超越了其物理特性；它在各种技术应用中发挥着不可或缺的作用。铽最显著的用途之一是在电子领域。它广泛用于固态设备的生产，特别是在彩色电视管和LED显示器的绿色荧光粉制造中。铽的发光特性使其在被能量激发时能够发出明亮的绿色光，这对于在电子显示中创造生动的颜色至关重要。这一应用彻底改变了我们在屏幕上观看图像的方式，增强了全球用户的视觉体验。此外，铽还用于磁铁的开发。当与其他元素如铁和铽结合时，铽形成强大的永久磁铁，这对电动车和风力涡轮机等各种高科技应用至关重要。这些磁铁不仅强大，而且耐去磁化，非常适合在苛刻环境中使用。医学领域也从铽的特性中受益。它被用于某些类型的癌症治疗，其中其放射性同位素可以用来靶向并摧毁癌细胞。这种创新的方法突显了铽的多功能性及其改善患者健康结果的潜力。尽管有许多应用，铽在地壳中的相对稀少性给其提取和使用带来了挑战。采矿作业通常集中在同时提取多种稀土元素，因为它们在自然界中往往一起出现。对现代技术中铽日益增长的需求引发了对可持续采矿实践和回收方法的关注，以确保这种宝贵元素的稳定供应。总之，铽不仅仅是一个化学元素；它是许多塑造我们日常生活的技术的重要组成部分。从提升电子显示质量到促进医疗治疗的进步，铽的重要性不容小觑。随着我们继续探索和创新，理解和利用铽无疑将导致科学和技术的进一步突破。其独特的属性和应用使其成为一个迷人的研究主题，展望未来，铽在我们的技术领域中可能会发挥更加重要的作用。