europium

简明释义

英[jʊəˈrəʊpiəm]美[jʊˈroʊpiəm]

n. [化学] 铕（63号化学元素）

英英释义

单词用法

同义词

反义词

例句

1.This method could determine many non-REE in enriched-europium mixture rare earth oxide at a time and it was a rapid method.

该方法能同时测定富铕混合稀土氧化物中多种非稀土元素的含量，提高了分析速度。

2.By the 1960s, the mine was booming, largely through sales of europium, used to produce the bright red tones of colour televisions.

到60年代，主要是通过销售用于生产彩电的铕，稀土开采蓬勃发展。

3.The total REE content in magnetite ore, minerals and red jasper is low with negative cerium and europium anomalies that are light REE enrichment characters.

磁铁矿矿石、矿物及红碧玉的稀土元素含量总量低、具负铈、负铕异常，属轻稀土富集型的特征。

4.A layer of europium oxide red light luminescent thin film is deposited on one side surface of a single crystal silicon substrate.

在单晶硅衬底的一个侧面沉积有一层氧化铕红光发光薄膜。

5.Objective To establish a semi-quantitative method for measurement of HCV RNA by use of primers and probe, which was sensitive and designed by ourselves, a new europium fluorescent chelate BHHCT.

目的利用自行设计的引物、探针和新型铕螯合物BHHCT，建立一种半定量丙型肝炎病毒(HCV)RNA的检测方法。

6.The invention discloses a europium oxide red light luminescent thin film and a preparation method thereof.

本发明公开了一种氧化铕红光发光薄膜及其制备方法。

7.Determining trace impurity element of the standard europium oxide by the standard addition method. So the errors owing to neglecting the impurity in the standard are eliminated.

用标准加入法测出氧化铕基准中的微量杂质元素，消除了由于忽略基准中的杂质元素的含量给分析测定带来的误差。

8.The complex of Europium with sulfosalicylic acid and phenanthroline asas waterborne - polymer of acrylate has been synthesized.

合成了铕-磺基水杨酸-邻菲咯啉配合物和水性丙烯酸酯共聚物。

9.Preferably, the polycrystalline dysprosium oxide has been doped with one or more of europium, cerium, or terbium in an amount from about 0.1 to about 10 percent by weight on an oxide basis.

优选地，该多晶氧化镝掺杂有铕、铈和铽中的一种或多种，所掺杂的铕、铈和铽中的一种或多种的含量基于氧化物在重量百分比约0.1至约10的范围内。

10.In the periodic table, europium's atomic number is 63.

在周期表中，铕的原子序数是63。

11.Researchers are studying the properties of europium to enhance its applications in electronics.

研究人员正在研究铕的特性，以增强其在电子产品中的应用。

12.The fluorescence of europium compounds is crucial for developing new lighting technologies.

铕化合物的荧光对开发新型照明技术至关重要。

13.Some artists use europium oxide in their paints to achieve vibrant colors.

一些艺术家在他们的颜料中使用铕氧化物以获得鲜艳的颜色。

14.The element europium is used in making red phosphors for television screens.

元素铕用于制造电视屏幕的红色荧光粉。

作文

Europium, represented by the symbol Eu on the periodic table, is a rare earth element that has gained significant attention in various fields of science and technology. As a member of the lanthanide series, europium (铕) is known for its unique properties that make it invaluable in the production of phosphors, which are used in fluorescent lighting and television screens. The discovery of europium (铕) dates back to the late 19th century when it was isolated from a mineral called monazite. Its name is derived from Europe, reflecting its significance in the continent's scientific advancements.One of the most fascinating aspects of europium (铕) is its ability to emit a bright red light when exposed to ultraviolet radiation. This property has made it a crucial component in the manufacturing of red phosphors for color television tubes and LED displays. In fact, without europium (铕), the vibrant colors we see on our screens today would not be possible. The use of europium (铕) in these applications highlights the intersection of chemistry and technology, showcasing how elements from the periodic table can have profound impacts on our daily lives.Moreover, europium (铕) is also utilized in nuclear reactors as a neutron absorber. Its ability to capture neutrons makes it an essential material in controlling nuclear reactions, thereby ensuring safety and efficiency in energy production. This application demonstrates the versatility of europium (铕) beyond just its optical properties, emphasizing its importance in both the energy sector and technological innovations.The rarity of europium (铕) adds another layer of intrigue to this element. It is one of the least abundant lanthanides in the Earth's crust, which makes its extraction and processing a challenging yet rewarding endeavor. Scientists and engineers are continually exploring new methods to efficiently extract europium (铕) from ores and recycle it from electronic waste. This pursuit not only addresses the demand for europium (铕) in modern technology but also contributes to sustainable practices in resource management.In conclusion, europium (铕) is more than just a chemical element; it is a cornerstone of modern technology and energy production. Its unique properties have paved the way for advancements in various fields, from electronics to nuclear energy. As we continue to innovate and seek sustainable solutions, the role of europium (铕) will likely expand, reinforcing its significance in our ever-evolving world. Understanding the importance of europium (铕) encourages us to appreciate the intricate connections between chemistry, technology, and our everyday lives.

铕，化学符号为Eu，是一种稀土元素，在科学和技术的各个领域引起了广泛关注。作为镧系元素的一员，europium（铕）以其独特的性质而闻名，这使其在荧光灯和电视屏幕的磷光材料生产中变得不可或缺。europium（铕）的发现可以追溯到19世纪末，当时它是从一种叫做单斜矿的矿石中分离出来的。它的名字源自欧洲，反映了其在该大陆科学进步中的重要性。europium（铕）最迷人的方面之一是它在紫外线辐射下发出明亮红光的能力。这一特性使其成为彩色电视管和LED显示器红色磷光材料制造中的关键成分。实际上，如果没有europium（铕），我们今天在屏幕上看到的鲜艳色彩将无法实现。europium（铕）在这些应用中的使用突显了化学与技术的交汇，展示了元素周期表中的元素如何对我们的日常生活产生深远影响。此外，europium（铕）还被用作核反应堆中的中子吸收剂。它捕获中子的能力使其成为控制核反应的重要材料，从而确保能源生产的安全和效率。这一应用展示了europium（铕）除了光学特性之外的多样性，强调了其在能源部门和技术创新中的重要性。europium（铕）的稀有性为这一元素增添了另一层魅力。它是地壳中最不丰富的镧系元素之一，这使得其提取和加工成为一项具有挑战性但又值得的工作。科学家和工程师们不断探索新的方法，以高效地从矿石中提取europium（铕）并从电子废物中回收它。这一追求不仅满足了现代技术对europium（铕）的需求，还促进了资源管理中的可持续实践。总之，europium（铕）不仅仅是一个化学元素；它是现代技术和能源生产的基石。其独特的性质为各个领域的进步铺平了道路，从电子产品到核能。随着我们不断创新和寻求可持续解决方案，europium（铕）的角色可能会扩大，进一步巩固其在我们不断发展的世界中的重要性。理解europium（铕）的重要性使我们更能欣赏化学、技术与我们日常生活之间复杂的联系。