total effective collision cross section

简明释义

总有效碰撞截面

英英释义

例句

1.The total effective collision cross section 总有效碰撞截面 can vary significantly depending on the energy levels of the colliding particles.

根据碰撞粒子的能量水平，总有效碰撞截面 总有效碰撞截面可能会显著变化。

2.The researchers calculated the total effective collision cross section 总有效碰撞截面 for the particles involved in the experiment.

研究人员计算了实验中涉及粒子的总有效碰撞截面 总有效碰撞截面。

3.In particle accelerators, the total effective collision cross section 总有效碰撞截面 is crucial for determining the likelihood of interactions.

在粒子加速器中，总有效碰撞截面 总有效碰撞截面对于确定相互作用的可能性至关重要。

4.Understanding the total effective collision cross section 总有效碰撞截面 helps in predicting reaction rates in nuclear physics.

理解总有效碰撞截面 总有效碰撞截面有助于预测核物理中的反应速率。

5.We found that the total effective collision cross section 总有效碰撞截面 increases with temperature in our experiments.

我们发现，在我们的实验中，总有效碰撞截面 总有效碰撞截面随温度的升高而增加。

作文

The concept of total effective collision cross section is fundamental in the fields of nuclear and particle physics. It refers to a measure that quantifies the likelihood of a collision occurring between particles, such as atoms or subatomic particles. This measurement is crucial for understanding various interactions at the microscopic level. When two particles approach each other, they can interact in numerous ways, leading to scattering, absorption, or even the creation of new particles. The total effective collision cross section provides a way to encapsulate all these possibilities into a single value, which is expressed in units of area, typically in barns (1 barn = 10^-28 m²). In practical terms, the total effective collision cross section helps physicists predict the outcomes of experiments and understand the fundamental forces that govern particle interactions. For instance, in high-energy physics experiments conducted in particle accelerators, scientists collide particles at significant speeds to observe the results of these interactions. By calculating the total effective collision cross section, researchers can estimate the probability of certain reactions occurring, which aids in designing experiments and interpreting data.Moreover, the total effective collision cross section is not just limited to particle physics; it also has applications in astrophysics and cosmology. For example, when studying cosmic rays and their interactions with the Earth's atmosphere, scientists use this concept to determine how often particles from space collide with atmospheric molecules. Understanding these interactions is essential for comprehending phenomena such as radiation exposure and atmospheric chemistry.Another important aspect of the total effective collision cross section is its dependence on energy. As the energy of the colliding particles increases, the cross section can change significantly. This energy dependence is crucial for understanding resonance phenomena, where certain energies lead to enhanced probabilities of specific interactions. Thus, physicists must carefully analyze the total effective collision cross section across different energy levels to gain insights into the underlying physics of the interactions.In summary, the total effective collision cross section is a vital concept that serves as a bridge between theoretical predictions and experimental observations in the realm of particle physics. It encapsulates the complex nature of particle interactions into a single, measurable quantity, enabling scientists to make informed predictions about the behavior of matter at the most fundamental level. As research continues to advance in this field, the understanding and application of the total effective collision cross section will undoubtedly play a critical role in uncovering the mysteries of the universe.

“总有效碰撞截面”这一概念在核物理和粒子物理领域中至关重要。它指的是一个量度，用于量化粒子之间发生碰撞的可能性，例如原子或亚原子粒子。这一测量对于理解微观层面上的各种相互作用至关重要。当两个粒子相互靠近时，它们可以以多种方式相互作用，导致散射、吸收，甚至产生新粒子。“总有效碰撞截面”提供了一种将所有这些可能性封装为单个值的方法，该值以面积单位表示，通常以巴恩（1 巴恩 = 10^-28 m²）为单位。在实际应用中，“总有效碰撞截面”帮助物理学家预测实验结果，并理解支配粒子相互作用的基本力。例如，在粒子加速器中进行的高能物理实验中，科学家们以显著的速度碰撞粒子，以观察这些相互作用的结果。通过计算“总有效碰撞截面”，研究人员可以估计某些反应发生的概率，这有助于设计实验和解释数据。此外，“总有效碰撞截面”不仅限于粒子物理；它在天体物理和宇宙学中也有应用。例如，在研究宇宙射线及其与地球大气相互作用时，科学家使用这一概念来确定来自太空的粒子与大气分子碰撞的频率。理解这些相互作用对于理解辐射暴露和大气化学等现象至关重要。“总有效碰撞截面”的另一个重要方面是它对能量的依赖性。当碰撞粒子的能量增加时，截面可能会显著变化。这种能量依赖性对于理解共振现象至关重要，在某些能量下，特定相互作用的概率会增强。因此，物理学家必须仔细分析不同能量水平下的“总有效碰撞截面”，以深入了解相互作用的基础物理。总之，“总有效碰撞截面”是一个重要的概念，它在粒子物理的理论预测与实验观察之间架起了桥梁。它将粒子相互作用的复杂性质封装为一个可测量的量，使科学家能够对物质在最基本层面的行为做出有根据的预测。随着这一领域研究的不断推进，“总有效碰撞截面”的理解和应用无疑将在揭示宇宙的奥秘方面发挥关键作用。