palladium

简明释义

英[pəˈleɪdiəm]美[pəˈleɪdiəm]

n. [化学] 钯；守护神

英英释义

单词用法

同义词

反义词

例句

1.This is because the palladium nanoparticles continued to release trapped electrons.

这是因为钯纳米颗粒在不断地释放捕获的电子。

2.Two organic compounds that ordinarily would not readily react with other easily both bond to an atom of palladium.

钯原子可以轻易地把两种正常情况下不易反应的有机化合物联接起来。

3.Palladium fell to 796.38 dollars an ounce.

钯价下跌到每盎司796.38美元。

4.China's demand for palladium jewellery jumped 30 per cent last year, pushing worldwide jewellery demand up 19.6 per cent.

去年中国对钯金珠宝的需求跃增30%，推动全球珠宝需求增加19.6%。

5.Lower production also means less demand for palladium and platinum, used in the production of catalytic converters.

生产降低，意味着对钯和铂的需求将减少，这两种金属主要用于生产汽车的催化转换器。

6.Dr Negishi, of Purdue University, then went on to improve the process, by involving zinc-based compounds, as well as palladium.

普渡大学博士根岸，然后又到完善的过程中，涉及锌基化合物，以及钯。

7.The jewelry store showcased a beautiful ring made of palladium.

这家珠宝店展示了一枚由钯制成的美丽戒指。

8.Many car manufacturers use palladium in their catalytic converters to reduce emissions.

许多汽车制造商在其催化转化器中使用钯来减少排放。

9.Investors often turn to palladium as a hedge against inflation.

投资者常常将钯作为对抗通货膨胀的对策。

10.The price of palladium has surged in the last few years.

近年来，钯的价格飙升。

11.In the lab, we used palladium as a catalyst for our chemical reactions.

在实验室中，我们使用钯作为我们化学反应的催化剂。

作文

In the world of chemistry and materials science, palladium is a precious metal that has garnered significant attention for its unique properties and applications. As a member of the platinum group metals, palladium is known for its excellent catalytic abilities, making it an essential component in various industrial processes. Its ability to catalyze reactions without being consumed in the process allows for more efficient production methods, particularly in the automotive industry where it is used in catalytic converters to reduce harmful emissions. This feature of palladium not only helps in improving air quality but also plays a crucial role in meeting environmental regulations worldwide. Moreover, palladium is highly valued in the jewelry industry due to its lustrous appearance and hypoallergenic properties. Unlike some other metals, palladium does not cause allergic reactions, making it an ideal choice for individuals with sensitive skin. Jewelers often use palladium as a white gold alloy, providing a durable and attractive finish that is resistant to tarnishing. The rising popularity of palladium in fine jewelry reflects a broader trend towards sustainable and ethical sourcing of materials, as this metal can be recycled effectively, reducing the need for new mining operations. Furthermore, palladium has found its way into the field of electronics, where it is used in the production of connectors and other components. Its excellent conductivity and resistance to corrosion make palladium an ideal material for high-performance electronic devices. As technology continues to advance, the demand for palladium in electronics is expected to grow, further highlighting its importance in modern manufacturing. Investing in palladium has also become a popular choice among investors looking to diversify their portfolios. The price of palladium has seen significant fluctuations over the years, driven by factors such as supply and demand dynamics, geopolitical tensions, and changes in industrial consumption. As a finite resource, the scarcity of palladium contributes to its value, making it an attractive option for those looking to hedge against inflation and economic uncertainty. In conclusion, palladium is much more than just a precious metal; it is a versatile element that plays a vital role in various industries, from automotive to electronics and jewelry. Its unique properties and applications make palladium a subject of ongoing research and innovation. As we continue to explore the potential of palladium in new technologies and sustainable practices, it is clear that this metal will remain significant in our daily lives and the global economy for years to come.

在化学和材料科学的世界中，钯是一种珍贵金属，因其独特的性质和应用而备受关注。作为铂族金属的一员，钯以其出色的催化能力而闻名，使其成为各种工业过程中的重要组成部分。它能够催化反应而不被消耗，这使得生产方法更加高效，尤其是在汽车工业中，它被用于催化转化器，以减少有害排放。钯的这一特点不仅有助于改善空气质量，还在全球范围内满足环境法规方面发挥了关键作用。 此外，钯在珠宝行业中因其光泽外观和防过敏特性而备受重视。与其他一些金属不同，钯不会引起过敏反应，因此是对敏感肌肤的人士的理想选择。珠宝商常常将钯用作白金合金，提供耐用且吸引人的表面，抗氧化。钯在精美珠宝中的日益普及反映了对可持续和道德材料来源的更广泛趋势，因为这种金属可以有效回收，从而减少对新矿业的需求。 此外，钯还进入了电子领域，用于连接器和其他组件的生产。其优良的导电性和耐腐蚀性使得钯成为高性能电子设备的理想材料。随着技术的不断进步，对钯在电子产品中需求的增长进一步突显了其在现代制造中的重要性。 投资于钯也已成为寻求多样化投资组合的投资者的热门选择。近年来，钯的价格经历了显著波动，受到供需动态、地缘政治紧张局势和工业消费变化等因素的驱动。作为一种有限资源，钯的稀缺性使其价值不断上升，成为那些希望抵御通货膨胀和经济不确定性的投资者的吸引选项。 总之，钯不仅仅是一种珍贵金属；它是一种多用途元素，在汽车、电子和珠宝等多个行业中发挥着至关重要的作用。其独特的性质和应用使得钯成为持续研究和创新的主题。随着我们继续探索钯在新技术和可持续实践中的潜力，可以清楚地看到，这种金属在未来几年将继续在我们的日常生活和全球经济中保持重要地位。