neutron fission

简明释义

中子诱发裂变

英英释义

例句

1.The process of neutron fission involves the splitting of an atomic nucleus when it absorbs a neutron.

中子裂变的过程涉及当原子核吸收一个中子时的分裂。

2.The discovery of neutron fission in uranium-235 was a pivotal moment in nuclear physics.

在铀-235中发现中子裂变是核物理学的一个关键时刻。

3.During neutron fission, a large amount of energy is released along with additional neutrons.

在中子裂变过程中，会释放大量能量以及额外的中子。

4.Scientists study neutron fission to better understand nuclear reactions and improve safety measures.

科学家研究中子裂变以更好地理解核反应并改善安全措施。

5.In nuclear reactors, neutron fission is used to generate heat and produce electricity.

在核反应堆中，中子裂变用于产生热量和电力。

作文

Neutron fission is a fundamental process in nuclear physics that plays a crucial role in the functioning of nuclear reactors and the development of nuclear weapons. The term refers to the splitting of an atomic nucleus when it absorbs a neutron, resulting in the release of a significant amount of energy. This phenomenon is not only essential for energy production but also has profound implications for both science and society. Understanding neutron fission (中子裂变) requires a grasp of several key concepts in nuclear physics, including the structure of the atom and the forces that govern nuclear interactions.The process begins when a heavy nucleus, such as uranium-235 or plutonium-239, captures a neutron. This absorption makes the nucleus unstable, prompting it to split into two smaller nuclei, known as fission fragments. Alongside these fragments, additional neutrons are released, which can then initiate further fission reactions in nearby nuclei. This chain reaction is the basis of how nuclear reactors generate power. By controlling the number of free neutrons, operators can manage the rate of the reaction, allowing for a steady output of energy.The energy released during neutron fission (中子裂变) is immense, typically on the order of millions of electron volts per event. This energy can be harnessed to heat water, producing steam that drives turbines to generate electricity. However, with great power comes great responsibility. The potential for misuse of neutron fission (中子裂变) technology in the creation of nuclear weapons raises ethical and safety concerns that must be addressed by governments and international bodies.In addition to its applications in energy and weaponry, neutron fission (中子裂变) also provides valuable insights into fundamental questions about matter and the universe. Research in this area has led to advancements in various fields, including medicine, where radioactive isotopes produced through fission are used in imaging and treatment of diseases like cancer.The implications of neutron fission (中子裂变) extend beyond the scientific community. Public perception of nuclear energy is often shaped by historical events, such as the Chernobyl disaster and the Fukushima Daiichi incident, which have instilled fear and skepticism regarding the safety of nuclear power. As the world grapples with climate change and the need for sustainable energy sources, the debate over the role of nuclear energy continues. Proponents argue that neutron fission (中子裂变) offers a low-carbon alternative to fossil fuels, while opponents highlight the risks associated with nuclear waste and potential accidents.Education and outreach are essential in addressing these concerns. By fostering a better understanding of neutron fission (中子裂变) and its implications, society can make informed decisions about the future of energy production. It is crucial for scientists, policymakers, and the public to engage in dialogue about the benefits and risks associated with this powerful process.In conclusion, neutron fission (中子裂变) is a complex yet fascinating phenomenon that underpins much of modern nuclear technology. Its ability to release vast amounts of energy has transformed our approach to power generation and has raised important ethical questions about its use. As we move forward, a balanced perspective on neutron fission (中子裂变) will be vital in shaping a sustainable and safe energy future.

中子裂变是核物理学中的一个基本过程，在核反应堆的运作和核武器的发展中起着至关重要的作用。这个术语指的是当一个原子核吸收一个中子时，发生的核裂变现象，从而释放出大量的能量。这一现象不仅对能源生产至关重要，而且对科学和社会都有深远的影响。理解neutron fission（中子裂变）需要掌握核物理学中的几个关键概念，包括原子的结构和支配核相互作用的力。这一过程始于一个重核，例如铀-235或钚-239，捕获一个中子。这种吸收使得核不稳定，促使其分裂成两个较小的核，称为裂变碎片。除了这些碎片，额外的中子也会释放出来，这些中子可以进一步引发附近核的裂变反应。这一链式反应是核反应堆产生电力的基础。通过控制自由中子的数量，操作员可以管理反应的速率，从而实现稳定的能量输出。在每次事件中，neutron fission（中子裂变）释放的能量是巨大的，通常在数百万电子伏特的量级。这种能量可以被利用来加热水，产生蒸汽，驱动涡轮发电。然而，强大的力量伴随着巨大的责任。neutron fission（中子裂变）技术在核武器制造中的潜在滥用引发了伦理和安全问题，必须由各国政府和国际机构来解决。除了在能源和武器方面的应用，neutron fission（中子裂变）还提供了关于物质和宇宙的基本问题的宝贵见解。在这一领域的研究促成了各个领域的进步，包括医学，其中通过裂变产生的放射性同位素被用于成像和治疗癌症等疾病。neutron fission（中子裂变）的影响超越了科学界。公众对核能的看法往往受到历史事件的影响，例如切尔诺贝利灾难和福岛第一核电站事故，这些事件在公众心中植入了对核电安全的恐惧和怀疑。随着世界与气候变化及可持续能源源需求的斗争，关于核能角色的辩论仍在继续。支持者认为，neutron fission（中子裂变）为化石燃料提供了低碳替代品，而反对者则强调核废料和潜在事故相关的风险。教育和宣传在解决这些问题中至关重要。通过促进对neutron fission（中子裂变）及其影响的更好理解，社会能够就未来的能源生产做出明智的决定。科学家、政策制定者和公众之间的对话对于平衡neutron fission（中子裂变）的利弊将是至关重要的。总之，neutron fission（中子裂变）是一个复杂但迷人的现象，它支撑着现代核技术的许多方面。它释放巨量能量的能力改变了我们对发电的看法，并提出了有关其用途的重要伦理问题。随着我们向前发展，对neutron fission（中子裂变）的平衡视角将在塑造可持续和安全的能源未来中发挥重要作用。