allotrope

简明释义

英[ˈælətrəʊp]美[ˈælətroʊp]

n. [物化] 同素异形体

英英释义

单词用法

同义词

反义词

例句

1.Its Molecular Formula for ozone, oxygen is the same allotrope, with its own unique character, in natural conditions, the ozone is slightly special light blue fresh smell of gas.

其分子式为O3，是氧气的同素异形体，具有它自身的独特性质，在自然条件下，臭氧是略带有特殊新鲜气味的淡蓝色气体。

2.Its Molecular Formula for ozone, oxygen is the same allotrope, with its own unique character, in natural conditions, the ozone is slightly special light blue fresh smell of gas.

其分子式为O3，是氧气的同素异形体，具有它自身的独特性质，在自然条件下，臭氧是略带有特殊新鲜气味的淡蓝色气体。

3.Naturally occurring transparent, colorless crystalline allotrope of carbon.

天然存在的透明、无色、结晶的碳的同素异形体。

4.The turning-up of Fullerene and its Compounds, the third kind of allotrope of carbon in simple substance, has been taken a great interest in in chemical circles.

单质碳第三种同素异形体——富勒烯及其化合物的出现，已引起化学界的极大关注。

5.Owing to its effect of the surface and intrinsic lacuna, carbon nanotubes have perfect reactive ability than other allotrope of graphite.

碳纳米管的表面效应和管壁中存在有大量的拓朴学缺陷，使碳纳米管的表面本质上比其它的石墨变体有更大的反应活性。

6.Artificial diamonds are manufactured from graphite (another allotrope of carbon) using intense heat and pressure.

人造金刚石由石墨(碳的另一种同素异形体)在高温高压下制造。

7.A blue gaseous allotrope of oxygen, O3, formed naturally from diatomic oxygen by electric discharge or exposure to ultraviolet radiation.

臭氧一种气态氧气的同素异形体，O3在紫外线辐射下通过电子放射或暴晒从双原子氧气自然形成。

8.Carbyne is a new allotrope of carbon which had been found in nature in 1968.

线型碳是1968年在自然界发现的一种碳的新同素异形体。

9.Understanding the different allotropes of sulfur is important for chemical applications.

理解硫的不同同素异形体对于化学应用非常重要。

10.The study of allotropes helps us understand the properties of elements better.

对同素异形体的研究帮助我们更好地理解元素的性质。

11.Ozone is an allotrope of oxygen that has three atoms instead of two.

臭氧是氧的一种同素异形体，它有三个原子而不是两个。

12.Carbon can exist in several allotropes, including fullerenes and graphene.

碳可以以几种同素异形体存在，包括富勒烯和石墨烯。

13.Graphite and diamond are two different forms of carbon, known as allotropes.

石墨和钻石是碳的两种不同形式，称为同素异形体。

作文

The concept of allotrope refers to different forms of the same element that exist in the same physical state. This fascinating phenomenon can be observed in various elements, particularly carbon. Carbon is well-known for having several distinct allotropes, each possessing unique properties and structures. The most common allotropes of carbon include diamond, graphite, and fullerenes. Understanding these forms not only deepens our knowledge of chemistry but also has significant implications for various industries.Diamond, for instance, is an allotrope of carbon characterized by its crystal lattice structure. This structure makes diamond one of the hardest known materials, which is why it is often used in cutting tools and jewelry. The arrangement of carbon atoms in diamond is such that each atom is bonded to four other carbon atoms, creating a strong three-dimensional network. This unique bonding gives diamond its remarkable hardness and brilliance.On the other hand, graphite, another allotrope of carbon, has a completely different structure. In graphite, carbon atoms are arranged in layers of hexagonal lattices, with weak forces holding the layers together. This allows the layers to slide over each other easily, which is why graphite is used as a lubricant and in pencils. The ability of graphite to conduct electricity, due to the presence of delocalized electrons, further showcases how different allotropes of the same element can have vastly different physical properties.Fullerenes, a more recent discovery in the world of allotropes, are molecules composed entirely of carbon, taking the form of hollow spheres, ellipsoids, or tubes. The most famous fullerene is Buckminsterfullerene, which resembles a soccer ball. Fullerenes have unique properties that make them interesting for various applications, including drug delivery systems in medicine and materials science.The study of allotropes extends beyond carbon. For example, oxygen exists primarily in two allotropes: dioxygen (O2) and ozone (O3). While dioxygen is essential for respiration and combustion, ozone plays a crucial role in protecting the Earth from harmful ultraviolet radiation. The differences in their molecular structures lead to vastly different behaviors and effects on the environment.In conclusion, the term allotrope encapsulates the diversity of forms that a single element can take, each with its own unique characteristics and applications. The study of allotropes not only enhances our understanding of elemental chemistry but also opens up new possibilities for innovation in technology and materials. As we continue to explore the fascinating world of chemistry, the concept of allotrope serves as a reminder of the complexity and beauty of the natural world, encouraging us to appreciate the intricate relationships between structure and function in the elements that make up our universe.

“allotrope”这一概念指的是同一元素在相同物理状态下存在的不同形式。这种迷人的现象可以在多种元素中观察到，尤其是碳。碳以其几种独特的“allotropes”而闻名，每种“allotrope”都具有独特的性质和结构。碳的最常见的“allotropes”包括金刚石、石墨和富勒烯。理解这些形式不仅加深了我们对化学的认识，还对各个行业产生了重要影响。例如，金刚石是一种特征为晶体格子结构的碳“allotrope”。这种结构使金刚石成为已知的最坚硬材料之一，这就是它常用于切割工具和珠宝的原因。金刚石中碳原子的排列使得每个原子与四个其他碳原子结合，形成强大的三维网络。这种独特的键合赋予金刚石卓越的硬度和光辉。另一方面，石墨是碳的另一种“allotrope”，其结构完全不同。在石墨中，碳原子以层状六角形格子排列，层与层之间由弱力连接。这使得层能够轻易滑动，这就是石墨被用作润滑剂和铅笔的原因。石墨导电能力的存在，归因于离域电子的存在，进一步展示了同一元素的不同“allotropes”可以具有截然不同的物理性质。富勒烯是“allotropes”世界中较新的发现，是由碳组成的分子，呈现为空心球、椭球或管的形态。最著名的富勒烯是巴克敏斯特富勒烯，其外观类似于足球。富勒烯具有独特的性质，使其在药物输送系统和材料科学等多个应用领域中引人注目。“allotropes”的研究不仅限于碳。例如，氧气主要存在于两种“allotropes”中：双氧气（O2）和臭氧（O3）。双氧气对于呼吸和燃烧至关重要，而臭氧在保护地球免受有害紫外线辐射方面发挥着关键作用。它们的分子结构差异导致了在行为和对环境影响上的巨大差异。总之，“allotrope”这个术语概括了单一元素可以采取的多样形式，每种形式都有其独特的特性和应用。“allotropes”的研究不仅增强了我们对元素化学的理解，也为技术和材料领域的创新开辟了新可能性。当我们继续探索化学的迷人世界时，“allotrope”的概念提醒我们自然界的复杂性和美丽，鼓励我们欣赏构成宇宙的元素之间结构与功能的微妙关系。