atomic pile

简明释义

核反应堆

英英释义

例句

1.The scientists gathered around the atomic pile to observe the reactions taking place.

科学家们围着原子堆观察正在发生的反应。

2.The atomic pile was a significant advancement in nuclear technology.

原子堆是核技术的重要进步。

3.During the experiment, the atomic pile produced an unexpected amount of energy.

在实验过程中，原子堆产生了意想不到的能量。

4.The engineers designed a new containment system for the atomic pile.

工程师们为原子堆设计了一种新的封闭系统。

5.Safety protocols are crucial when working with an atomic pile.

在处理原子堆时，安全协议至关重要。

作文

The development of nuclear energy has revolutionized the way we think about power generation. One of the key components in this field is the atomic pile, which is a type of nuclear reactor that was first developed in the early 20th century. The atomic pile serves as a crucial mechanism for initiating and controlling nuclear reactions, particularly fission, which is the process of splitting atomic nuclei to release energy. Understanding the significance of the atomic pile requires a look into its history, functionality, and impact on modern society.Initially, the concept of the atomic pile emerged from theoretical physics research in the 1930s. Scientists like Enrico Fermi and Leo Szilard experimented with neutron moderation and discovered that certain materials could slow down neutrons, making them more likely to collide with fissile atoms such as uranium. This led to the construction of the first atomic pile in 1942 at the University of Chicago, marking a pivotal moment in nuclear science. The successful operation of this reactor demonstrated that controlled nuclear chain reactions were possible, paving the way for both nuclear power plants and atomic weapons.The basic structure of an atomic pile consists of a collection of fissile material, typically uranium or plutonium, surrounded by a neutron moderator, such as graphite or water. Control rods made of materials that absorb neutrons are inserted or removed to regulate the reaction rate. When the atomic pile is operational, it produces heat, which can be converted into steam to drive turbines for electricity generation. This process is not only efficient but also produces minimal greenhouse gas emissions compared to fossil fuels.The implications of harnessing energy from the atomic pile are profound. On one hand, it offers a solution to the growing energy demands of modern civilization while addressing climate change concerns. Nuclear power plants powered by atomic piles can provide large amounts of energy with a relatively small environmental footprint. On the other hand, the risks associated with nuclear energy, including potential accidents and the challenge of radioactive waste disposal, cannot be overlooked. Incidents like the Chernobyl disaster and Fukushima Daiichi nuclear disaster have raised public concern and skepticism regarding the safety of nuclear energy.Moreover, the legacy of the atomic pile extends beyond energy production. It has influenced international relations and military strategy, leading to the proliferation of nuclear weapons. The knowledge gained from the development of atomic piles has been a double-edged sword, providing both power and peril. Countries have invested heavily in nuclear technology, not only for energy security but also for national defense.In conclusion, the atomic pile represents a significant advancement in our ability to harness nuclear energy. Its historical development, operational principles, and societal impacts highlight the complexities surrounding this technology. As we move forward, it is essential to balance the benefits of nuclear energy derived from the atomic pile with the inherent risks it poses. Continued research, stringent safety measures, and public dialogue are crucial in ensuring that the promise of nuclear energy is realized while safeguarding our planet and future generations.

核能的发展彻底改变了我们对发电的看法。其中一个关键组成部分是原子堆，这是一种在20世纪早期首次开发的核反应堆。原子堆作为启动和控制核反应（特别是裂变）的重要机制，释放能量的过程是分裂原子核。理解原子堆的重要性需要了解其历史、功能和对现代社会的影响。最初，原子堆的概念源于20世纪30年代的理论物理研究。科学家如恩里科·费米和利奥·西拉德通过中子减速实验，发现某些材料可以减缓中子的速度，使其更有可能与可裂变原子（如铀）碰撞。这导致了1942年在芝加哥大学建造第一座原子堆，标志着核科学的一个重要时刻。这座反应堆的成功运行证明了受控核链反应是可能的，为核电站和原子武器铺平了道路。原子堆的基本结构由一组可裂变材料（通常是铀或钚）构成，周围环绕着中子减速剂，如石墨或水。控制棒由吸收中子的材料制成，可以插入或移除，以调节反应速率。当原子堆运行时，它会产生热量，这些热量可以转化为蒸汽，用于驱动涡轮机发电。这一过程不仅高效，而且与化石燃料相比，产生的温室气体排放极少。从原子堆中获取能量的影响深远。一方面，它为现代文明日益增长的能源需求提供了解决方案，同时也解决了气候变化问题。由原子堆提供动力的核电站可以以相对较小的环境足迹提供大量能源。另一方面，与核能相关的风险，包括潜在的事故和放射性废物处理的挑战，也不容忽视。切尔诺贝利灾难和福岛第一核电站事故等事件引发了公众对核能安全的关注和怀疑。此外，原子堆的遗产超越了能源生产。它影响了国际关系和军事战略，导致核武器的扩散。从原子堆的发展中获得的知识是一把双刃剑，既提供了力量，也带来了危险。各国在核技术上进行了大量投资，不仅为了能源安全，也为了国家防御。总之，原子堆代表了我们利用核能的重大进步。它的历史发展、操作原理和社会影响突显了这一技术的复杂性。随着我们向前发展，平衡从原子堆中获得的核能的好处与其固有的风险至关重要。持续的研究、严格的安全措施和公众对话对于确保核能的承诺得以实现，同时保护我们的星球和未来几代人是至关重要的。