resonance escape probability

简明释义

逃脱共振几率

英英释义

例句

1.The resonance escape probability 共振逃逸概率 is an important factor in the safety analysis of nuclear power plants.

在核电站的安全分析中，共振逃逸概率是一个重要因素。

2.Understanding the resonance escape probability 共振逃逸概率 helps in predicting the behavior of fissile materials.

理解共振逃逸概率有助于预测裂变材料的行为。

3.The calculation of the resonance escape probability 共振逃逸概率 is crucial in understanding neutron behavior in a reactor.

计算共振逃逸概率在理解反应堆中中子的行为方面至关重要。

4.Researchers found that the resonance escape probability 共振逃逸概率 can significantly affect the efficiency of nuclear reactions.

研究人员发现共振逃逸概率可以显著影响核反应的效率。

5.In their experiments, scientists measured the resonance escape probability 共振逃逸概率 to improve reactor designs.

在他们的实验中，科学家测量了共振逃逸概率以改善反应堆设计。

作文

In the realm of nuclear physics and engineering, one often encounters complex phenomena that require precise understanding and quantification. One such concept is the resonance escape probability, which plays a critical role in neutron transport theory. This probability essentially measures the likelihood that a neutron, upon interacting with a nucleus, will escape without causing any further reactions. To grasp the significance of resonance escape probability, it is essential to delve into its implications in various applications, including nuclear reactors and radiation shielding.The resonance escape probability is particularly important in the context of thermal reactors, where neutrons are moderated to lower energies to sustain a controlled nuclear chain reaction. In these reactors, the behavior of neutrons is influenced by their interactions with fuel and moderator materials. When a neutron collides with a nucleus, it may either be absorbed, causing fission, or scatter, allowing it to continue traveling through the reactor core. The resonance escape probability quantifies the chances of a neutron escaping these interactions, which is vital for maintaining the efficiency and safety of the reactor.Understanding the factors that affect resonance escape probability is crucial for engineers and physicists working in nuclear technology. Several variables come into play, including the energy of the incoming neutron, the type of material it interacts with, and the cross-sectional area of the nucleus involved. For instance, higher energy neutrons exhibit different interaction patterns compared to thermal neutrons. By calculating the resonance escape probability, scientists can predict how many neutrons will successfully escape and contribute to sustaining the chain reaction, versus those that will be absorbed and cease to contribute.Moreover, the resonance escape probability has significant implications for radiation shielding. In environments where radiation exposure is a concern, understanding how neutrons interact with various materials becomes imperative. By analyzing the resonance escape probability, engineers can design more effective shielding materials that minimize neutron leakage, thereby protecting personnel and equipment from harmful radiation.In summary, the resonance escape probability is a fundamental concept in nuclear physics that quantifies the likelihood of neutron escape during interactions with nuclei. Its relevance extends beyond theoretical calculations, impacting the practical design and operation of nuclear reactors and radiation shielding systems. As we advance in our understanding of nuclear science, the importance of accurately determining the resonance escape probability cannot be overstated, as it directly influences both the safety and efficiency of nuclear technologies.In conclusion, mastering the concept of resonance escape probability is essential for anyone involved in nuclear science and engineering. Through rigorous study and application, professionals can enhance their ability to predict neutron behavior and improve the overall effectiveness of nuclear systems. This understanding not only fosters innovation in reactor design but also ensures the safe use of nuclear energy in our world today.

在核物理和工程领域，人们常常会遇到需要精确理解和量化的复杂现象。其中一个概念是共振逃逸概率，它在中子输运理论中扮演着关键角色。这个概率本质上衡量的是一个中子在与原子核相互作用后，逃逸而不引发进一步反应的可能性。为了理解共振逃逸概率的重要性，有必要深入探讨它在核反应堆和辐射屏蔽等各种应用中的意义。共振逃逸概率在热反应堆的背景下尤为重要，在这些反应堆中，中子被减速到较低能量，以维持受控的核链反应。在这些反应堆中，中子的行为受到其与燃料和减速材料的相互作用的影响。当一个中子与一个原子核碰撞时，它可能会被吸收，从而引发裂变，或者散射，允许它继续穿过反应堆核心。共振逃逸概率量化了中子逃避这些相互作用的机会，这对于维持反应堆的效率和安全至关重要。理解影响共振逃逸概率的因素对于从事核技术工作的工程师和物理学家至关重要。有几个变量起作用，包括入射中子的能量、其相互作用的材料类型以及涉及的原子核的截面面积。例如，高能中子表现出与热中子不同的相互作用模式。通过计算共振逃逸概率，科学家可以预测有多少中子将成功逃逸并持续维持链反应，而不是那些被吸收而停止贡献的中子。此外，共振逃逸概率对辐射屏蔽具有重要意义。在辐射暴露成为关注的问题的环境中，了解中子与各种材料的相互作用变得至关重要。通过分析共振逃逸概率，工程师可以设计出更有效的屏蔽材料，以最小化中子的泄漏，从而保护人员和设备免受有害辐射的影响。总之，共振逃逸概率是核物理中的一个基本概念，量化了中子在与原子核相互作用期间逃逸的可能性。它的相关性超越了理论计算，影响着核反应堆和辐射屏蔽系统的实际设计和操作。随着我们对核科学理解的加深，准确确定共振逃逸概率的重要性不容小觑，因为它直接影响到核技术的安全性和效率。最后，掌握共振逃逸概率的概念对于任何参与核科学和工程的人来说都是必不可少的。通过严格的学习和应用，专业人士可以增强预测中子行为的能力，提高核系统的整体有效性。这种理解不仅促进了反应堆设计的创新，还确保了当今世界核能的安全使用。