effective collision cross section

简明释义

有效碰撞截面

英英释义

例句

1.Researchers found that the effective collision cross section 有效碰撞截面 increases significantly at higher energy levels.

研究人员发现，在更高能量水平下，effective collision cross section 有效碰撞截面显著增加。

2.The simulation showed that the effective collision cross section 有效碰撞截面 for this reaction is much larger than previously estimated.

模拟显示该反应的effective collision cross section 有效碰撞截面远大于之前的估计值。

3.In nuclear physics, the effective collision cross section 有效碰撞截面 helps predict the likelihood of reactions occurring.

在核物理中，effective collision cross section 有效碰撞截面有助于预测反应发生的可能性。

4.The effective collision cross section 有效碰撞截面 of the particles was measured in the laboratory to understand their interaction rates.

在实验室中测量了粒子的effective collision cross section 有效碰撞截面以了解它们的相互作用速率。

5.To analyze the scattering process, we need to calculate the effective collision cross section 有效碰撞截面 of the interacting particles.

为了分析散射过程，我们需要计算相互作用粒子的effective collision cross section 有效碰撞截面。

作文

In the realm of physics, particularly in the study of particle interactions, the term effective collision cross section plays a crucial role. Understanding this concept is essential for scientists and researchers who are delving into the complexities of atomic and subatomic particles. The effective collision cross section can be defined as a measure of the probability that a particular interaction will occur between two particles when they collide. It essentially quantifies the likelihood of a successful collision leading to a specific outcome, such as scattering or absorption. To grasp the significance of the effective collision cross section, one must first understand the basic principles of particle physics. When particles collide, they can interact in various ways depending on their properties, such as mass, charge, and energy. The effective collision cross section provides a way to represent these interactions in a more manageable form, allowing physicists to predict the behavior of particles under different conditions. For instance, in high-energy physics experiments, such as those conducted at particle accelerators, researchers often measure the effective collision cross section to determine how likely it is for particles to produce new particles or undergo certain reactions. This measurement is vital for understanding fundamental forces and the nature of matter. By calculating the effective collision cross section, scientists can infer important information about the underlying physics governing these interactions.Moreover, the effective collision cross section is not a fixed value; it can vary depending on several factors, including the energy of the colliding particles and the type of interaction taking place. For example, at lower energies, the effective collision cross section may be larger due to the increased likelihood of interactions, while at higher energies, it may decrease as particles move faster and become less likely to interact. This variability makes the concept even more intriguing and complex, as researchers must consider multiple variables when analyzing collision data.In practical applications, the effective collision cross section is also significant in fields such as nuclear physics and astrophysics. In nuclear reactors, for instance, understanding the effective collision cross section of neutrons with various materials is critical for optimizing reactor design and ensuring safety. Similarly, in astrophysics, the effective collision cross section helps scientists understand processes such as nucleosynthesis, where elements are formed in stars through various particle interactions.In conclusion, the concept of effective collision cross section is fundamental to the study of particle physics and has far-reaching implications in various scientific fields. By providing a quantitative measure of interaction probabilities, it enables researchers to make informed predictions about particle behavior and interactions. As our understanding of particle physics continues to evolve, the importance of the effective collision cross section will undoubtedly remain a key focus in advancing our knowledge of the universe's fundamental workings.

在物理学领域，特别是在粒子相互作用的研究中，术语有效碰撞截面起着至关重要的作用。理解这个概念对于深入研究原子和亚原子粒子复杂性的科学家和研究人员来说至关重要。有效碰撞截面可以定义为衡量两个粒子在碰撞时发生特定相互作用的概率。它本质上量化了成功碰撞导致特定结果（如散射或吸收）的可能性。要理解有效碰撞截面的重要性，首先必须了解粒子物理学的基本原理。当粒子碰撞时，它们可以根据质量、电荷和能量等属性以不同方式相互作用。有效碰撞截面提供了一种更易于管理的方式来表示这些相互作用，使物理学家能够预测粒子在不同条件下的行为。例如，在高能物理实验中，例如在粒子加速器进行的实验，研究人员通常测量有效碰撞截面以确定粒子产生新粒子或发生某些反应的可能性。这一测量对于理解基本力和物质的性质至关重要。通过计算有效碰撞截面，科学家可以推断出关于这些相互作用的基本物理学的重要信息。此外，有效碰撞截面并不是一个固定值；它会根据多个因素变化，包括碰撞粒子的能量和发生的相互作用类型。例如，在较低能量下，有效碰撞截面可能较大，因为相互作用的可能性增加，而在较高能量下，由于粒子移动得更快而不太可能相互作用，有效碰撞截面可能会减少。这种可变性使得这一概念更加引人入胜和复杂，因为研究人员在分析碰撞数据时必须考虑多个变量。在实际应用中，有效碰撞截面在核物理学和天体物理学等领域也具有重要意义。例如，在核反应堆中，了解中子与各种材料的有效碰撞截面对于优化反应堆设计和确保安全至关重要。同样，在天体物理学中，有效碰撞截面帮助科学家理解核合成过程，其中元素通过各种粒子相互作用在恒星中形成。总之，有效碰撞截面的概念是粒子物理学研究的基础，对各个科学领域都有深远的影响。通过提供相互作用概率的定量测量，它使研究人员能够对粒子行为和相互作用做出明智的预测。随着我们对粒子物理学理解的不断发展，有效碰撞截面的重要性无疑将继续成为推进我们对宇宙基本运作知识的关键焦点。