neutron fissionable

简明释义

中子酌下可裂变的

英英释义

例句

1.Uranium-235 is one of the most common neutron fissionable materials used in nuclear power generation.

铀-235是核电生产中最常用的中子可裂变材料之一。

2.Scientists are researching new neutron fissionable compounds to improve reactor safety.

科学家们正在研究新的中子可裂变化合物以提高反应堆安全性。

3.The efficiency of a nuclear weapon depends largely on the amount of neutron fissionable material it contains.

核武器的效率在很大程度上取决于其所含的中子可裂变材料的数量。

4.In a nuclear chain reaction, neutron fissionable isotopes release energy when they split.

在核链反应中，中子可裂变同位素在分裂时释放能量。

5.The research team focused on materials that are neutron fissionable to enhance the efficiency of nuclear reactors.

研究小组专注于提高核反应堆效率的中子可裂变材料。

作文

In the realm of nuclear physics, the term neutron fissionable plays a crucial role in understanding how certain isotopes can sustain a chain reaction. This process is fundamental to both nuclear reactors and atomic bombs. When we say that an isotope is neutron fissionable (中子可裂变的), we refer to its ability to undergo fission when it absorbs a neutron. Fission is a reaction in which the nucleus of an atom splits into smaller parts, releasing a significant amount of energy, along with additional neutrons that can induce further fission reactions in nearby nuclei.The most common example of a neutron fissionable isotope is Uranium-235. Naturally occurring uranium contains about 0.7% of this isotope, while the rest is primarily Uranium-238, which is not neutron fissionable under thermal neutron conditions. In a nuclear reactor, Uranium-235 is enriched to increase its percentage, allowing for a controlled chain reaction that produces heat, which can then be converted into electricity.Another important neutron fissionable material is Plutonium-239, which is created from Uranium-238 through neutron capture followed by beta decay. Plutonium-239 is also used in nuclear weapons and reactors due to its favorable fission properties.The concept of neutron fissionable materials is not just limited to these two isotopes. Other elements, such as Thorium-232, can be converted into neutron fissionable isotopes like Uranium-233 through a series of nuclear reactions, showcasing the versatility and complexity of nuclear chemistry.Understanding neutron fissionable materials is essential for advancements in nuclear technology. For instance, researchers are exploring the use of thorium as a safer alternative to uranium in nuclear reactors. Thorium fuel cycles could potentially produce less long-lived radioactive waste than traditional uranium-based systems, making them an attractive option for future energy production.However, the dual-use nature of neutron fissionable materials raises significant ethical and security concerns. The same technologies that allow for the peaceful use of nuclear energy can also be misused for the development of nuclear weapons. This has led to international treaties and regulations aimed at controlling the proliferation of neutron fissionable materials, ensuring they are used responsibly and safely.In conclusion, the term neutron fissionable (中子可裂变的) is integral to our understanding of nuclear reactions and their applications. From energy generation to national security, the implications of working with these materials are profound. As we move forward, it is crucial to balance the benefits of neutron fissionable materials with the responsibilities that come with their use, ensuring a sustainable and secure future for all.

在核物理领域，术语neutron fissionable（中子可裂变的）在理解某些同位素如何维持链式反应中起着关键作用。这个过程对于核反应堆和原子弹都是基础。当我们说一个同位素是neutron fissionable时，我们指的是它在吸收一个中子后能够发生裂变的能力。裂变是一种反应，其中一个原子的原子核分裂成更小的部分，释放出大量能量，以及可以诱导附近核进一步裂变的额外中子。最常见的neutron fissionable同位素是铀-235。天然铀中约含有0.7%的这种同位素，而其余部分主要是铀-238，后者在热中子条件下并不可neutron fissionable。在核反应堆中，铀-235被浓缩以提高其比例，从而允许控制的链式反应产生热量，然后可以转化为电力。另一个重要的neutron fissionable材料是钚-239，它是通过中子捕获后再经过β衰变从铀-238中生成的。由于其有利的裂变特性，钚-239也用于核武器和反应堆。neutron fissionable材料的概念不仅限于这两种同位素。其他元素，如钍-232，可以通过一系列核反应转化为可neutron fissionable的同位素如铀-233，展示了核化学的多样性和复杂性。理解neutron fissionable材料对于核技术的进步至关重要。例如，研究人员正在探索将钍作为核反应堆中铀的更安全替代品。钍燃料循环可能比传统铀基系统产生更少的长寿命放射性废物，使其成为未来能源生产的一个有吸引力的选择。然而，neutron fissionable材料的双重用途特性引发了重大伦理和安全问题。允许和平利用核能的相同技术也可能被滥用于开发核武器。这导致了国际条约和法规，旨在控制neutron fissionable材料的扩散，确保它们被负责任和安全地使用。总之，术语neutron fissionable（中子可裂变的）对我们理解核反应及其应用至关重要。从能源生成到国家安全，处理这些材料的影响深远。随着我们向前发展，平衡neutron fissionable材料的好处与其使用所带来的责任，确保所有人可持续和安全的未来至关重要。