displacement damage

简明释义

位移层错

英英释义

例句

1.After the storm, the team assessed the displacement damage to the coastal structures.

风暴过后，团队评估了沿海结构的位移损伤。

2.In the aftermath of the flood, many homes showed signs of displacement damage in their foundations.

洪水过后，许多房屋的基础显示出位移损伤的迹象。

3.The construction company had to account for displacement damage when designing the new building.

建筑公司在设计新建筑时必须考虑到位移损伤。

4.The bridge was closed for repairs after engineers discovered displacement damage in its support beams.

在工程师发现支撑梁有位移损伤后，桥梁被关闭进行修复。

5.The engineer reported that the building sustained significant displacement damage due to the earthquake.

工程师报告说，由于地震，建筑物遭受了严重的位移损伤。

作文

Displacement damage is a term often used in various scientific and engineering fields, particularly in materials science and nuclear physics. It refers to the damage caused to the atomic structure of a material when atoms are displaced from their original positions due to external forces or radiation exposure. Understanding displacement damage is crucial for assessing the integrity and longevity of materials used in harsh environments, such as those found in nuclear reactors, space applications, and even in the construction of advanced electronics.When materials are subjected to high levels of radiation, such as neutrons or gamma rays, the energy transferred can cause atoms within the material to be knocked out of their lattice positions. This phenomenon leads to a variety of defects, including vacancies, interstitials, and dislocation loops. The accumulation of these defects can significantly alter the physical properties of the material, such as its strength, ductility, and thermal conductivity. Therefore, studying displacement damage is essential for predicting how materials will behave under extreme conditions.In the context of nuclear reactors, displacement damage plays a critical role in the degradation of reactor components. Reactor materials, such as zirconium alloys used in fuel cladding, must withstand intense neutron bombardment over extended periods. As neutrons collide with the atoms in the cladding, they create displacement damage, which can lead to embrittlement and loss of structural integrity. Engineers must carefully consider the effects of displacement damage when designing reactor components to ensure they remain functional throughout their operational lifespan.Similarly, in the field of space exploration, materials used in spacecraft are exposed to high-energy particles from cosmic radiation. These particles can cause displacement damage in the materials, potentially compromising the safety and functionality of the spacecraft. For instance, the solar panels and electronic systems onboard satellites must be designed to minimize the impact of radiation-induced defects. Researchers continuously study the effects of displacement damage on various materials to develop more resilient options that can better withstand the harsh conditions of space.In addition to nuclear and aerospace applications, displacement damage also affects the performance of semiconductors. When semiconductor devices are exposed to radiation, such as during a nuclear event or in space, the resulting displacement damage can lead to the degradation of electrical properties and device failure. Understanding how to mitigate the effects of displacement damage is vital for ensuring the reliability of electronic devices in critical applications.To address the challenges posed by displacement damage, researchers employ various strategies, including the development of radiation-resistant materials and advanced engineering techniques. By studying the mechanisms behind displacement damage, scientists can design materials that are not only more durable but also capable of self-healing or repairing damage over time. This innovative approach could revolutionize how we build and maintain structures and devices that operate in extreme environments.In conclusion, displacement damage is a significant concern across multiple fields, affecting the performance and safety of materials used in challenging conditions. A deeper understanding of this phenomenon allows engineers and scientists to develop better materials and technologies, ensuring that they can withstand the tests of time and environment. As we continue to explore new frontiers in technology and science, addressing the implications of displacement damage will remain a priority for maintaining the integrity and functionality of our engineered systems.

位移损伤是一个常用于各种科学和工程领域的术语，特别是在材料科学和核物理学中。它指的是由于外部力量或辐射暴露而导致材料原子结构受损的现象。当原子从其原始位置被移位时，就会发生这种损伤。理解位移损伤对评估在恶劣环境中使用的材料的完整性和耐久性至关重要，例如核反应堆、太空应用甚至先进电子设备的构建。当材料受到高水平辐射（如中子或伽马射线）的影响时，转移的能量可能会导致材料内部的原子被击出其晶格位置。这种现象会导致各种缺陷的产生，包括空位、间隙和位错环的形成。这些缺陷的积累会显著改变材料的物理特性，如强度、延展性和热导率。因此，研究位移损伤对于预测材料在极端条件下的行为至关重要。在核反应堆的背景下，位移损伤在反应堆组件的退化中发挥着关键作用。反应堆材料，如用于燃料包壳的锆合金，必须承受长时间的强烈中子轰击。当中子与包壳中的原子碰撞时，会产生位移损伤，这可能导致脆化和结构完整性的丧失。工程师在设计反应堆组件时必须仔细考虑位移损伤的影响，以确保它们在整个操作寿命内保持功能。同样，在太空探索领域，航天器使用的材料会暴露于来自宇宙辐射的高能粒子中。这些粒子可以在材料中造成位移损伤，潜在地危及航天器的安全性和功能。例如，卫星上的太阳能电池板和电子系统必须设计以最小化辐射引起的缺陷的影响。研究人员不断研究位移损伤对各种材料的影响，以开发更具韧性的选项，使其能够更好地抵御太空的恶劣条件。除了核能和航天应用外，位移损伤还会影响半导体的性能。当半导体设备暴露于辐射（例如在核事件或太空中）时，随之而来的位移损伤可能导致电气特性的退化和设备故障。理解如何减轻位移损伤的影响对于确保在关键应用中电子设备的可靠性至关重要。为了应对位移损伤所带来的挑战，研究人员采用了多种策略，包括开发抗辐射材料和先进的工程技术。通过研究位移损伤背后的机制，科学家可以设计出不仅更加耐用，而且能够自我修复或随着时间推移修复损伤的材料。这种创新方法可能会彻底改变我们在极端环境中构建和维护结构和设备的方式。总之，位移损伤在多个领域都是一个重要问题，影响着在挑战性条件下使用的材料的性能和安全性。对这一现象的更深入理解使工程师和科学家能够开发更好的材料和技术，确保它们能够经受住时间和环境的考验。随着我们继续探索科技和科学的新前沿，解决位移损伤的影响将始终是维护我们工程系统的完整性和功能的优先事项。