coulomb barrier radius

简明释义

库仑势垒半径

英英释义

例句

1.When two positively charged nuclei approach each other, they must overcome the coulomb barrier radius 库仑势垒半径 to collide and fuse.

当两个带正电的原子核彼此靠近时，它们必须克服coulomb barrier radius 库仑势垒半径 才能碰撞并融合。

2.The coulomb barrier radius 库仑势垒半径 plays a significant role in astrophysical processes such as stellar nucleosynthesis.

在恒星核合成等天体物理过程中，coulomb barrier radius 库仑势垒半径 起着重要作用。

3.In particle physics, understanding the coulomb barrier radius 库仑势垒半径 helps predict the likelihood of fusion between nuclei.

在粒子物理学中，理解coulomb barrier radius 库仑势垒半径 有助于预测核之间融合的可能性。

4.The energy required to overcome the coulomb barrier radius 库仑势垒半径 is crucial in nuclear fusion reactions.

克服coulomb barrier radius 库仑势垒半径 所需的能量在核聚变反应中至关重要。

5.Researchers are studying ways to lower the coulomb barrier radius 库仑势垒半径 for more efficient nuclear reactors.

研究人员正在研究降低coulomb barrier radius 库仑势垒半径 的方法，以提高核反应堆的效率。

作文

In the realm of nuclear physics, understanding various concepts is crucial for grasping the interactions that occur at the atomic level. One such concept is the coulomb barrier radius, which plays a significant role in nuclear reactions. The coulomb barrier radius refers to the distance at which the electrostatic repulsion between two positively charged nuclei becomes significant enough to inhibit their fusion. This phenomenon is a fundamental aspect of nuclear fusion, where light nuclei combine to form heavier ones, releasing vast amounts of energy in the process.To comprehend the coulomb barrier radius, it is essential to first understand the forces at play within an atom. Atoms consist of a nucleus made up of protons and neutrons, surrounded by electrons. Protons carry a positive charge, and when two nuclei approach each other, the positive charges repel one another due to the electromagnetic force. This repulsion creates a barrier, known as the coulomb barrier, which must be overcome for the nuclei to come close enough to undergo fusion. The coulomb barrier radius is essentially the threshold distance at which this repulsive force becomes significant.The strength of the coulomb barrier radius depends on several factors, including the charge of the nuclei involved and their relative velocities. For instance, in the case of hydrogen nuclei (protons), the coulomb barrier radius is relatively small, allowing for fusion to occur under conditions found in stars. In contrast, heavier nuclei, such as those found in heavier elements, have larger coulomb barrier radii, making fusion more challenging and requiring higher temperatures and pressures to achieve.In practical applications, the understanding of the coulomb barrier radius is vital for the development of fusion reactors. Scientists are working tirelessly to recreate the conditions found in stars to harness the power of nuclear fusion as a clean and virtually limitless energy source. By studying the coulomb barrier radius, researchers can better design experiments and reactors that can effectively increase the likelihood of overcoming this barrier, thus facilitating the fusion process.Moreover, the coulomb barrier radius also has implications in astrophysics. In stellar environments, the temperatures and pressures are so extreme that even the largest coulomb barrier radii can be overcome, leading to the fusion of hydrogen into helium and ultimately powering the stars. Understanding how the coulomb barrier radius functions in these contexts helps astronomers explain the lifecycle of stars and the synthesis of heavier elements in the universe through processes such as supernova explosions.In conclusion, the coulomb barrier radius is a critical concept in nuclear physics that highlights the challenges of nuclear fusion. By overcoming the electrostatic repulsion between nuclei, scientists can unlock the potential of fusion energy, which promises a sustainable future. As research progresses, a deeper understanding of the coulomb barrier radius will undoubtedly lead to advancements in both energy production and our comprehension of the universe's fundamental processes.

在核物理领域，理解各种概念对于掌握原子层面发生的相互作用至关重要。其中一个重要概念是库仑势垒半径，它在核反应中起着重要作用。库仑势垒半径指的是两个带正电的原子核之间的静电排斥变得显著到足以抑制它们融合的距离。这种现象是核聚变的基本方面，在核聚变中，轻核结合形成较重的核，并释放出巨大的能量。要理解库仑势垒半径，首先需要了解原子内部的力。在原子中，原子核由质子和中子组成，外面环绕着电子。质子带有正电荷，当两个原子核彼此靠近时，由于电磁力，正电荷之间会产生排斥。这种排斥产生了一个障碍，称为库仑势垒，必须克服这个障碍，原子核才能够接近足够进行聚变。库仑势垒半径本质上是这种排斥力变得显著的阈值距离。库仑势垒半径的强度取决于几个因素，包括参与的原子核的电荷和它们的相对速度。例如，在氢核（质子）的情况下，库仑势垒半径相对较小，允许在恒星中发现的条件下发生聚变。相比之下，重核，如重元素中的核，具有较大的库仑势垒半径，使得聚变变得更加困难，需要更高的温度和压力来实现。在实际应用中，理解库仑势垒半径对于核聚变反应堆的发展至关重要。科学家们正在努力重现恒星中的条件，以利用核聚变的力量作为一种清洁且几乎无穷无尽的能源。通过研究库仑势垒半径，研究人员可以更好地设计实验和反应堆，从而有效提高克服这一障碍的可能性，从而促进聚变过程。此外，库仑势垒半径在天体物理学中也具有重要意义。在恒星环境中，温度和压力极端，即使是最大的库仑势垒半径也可以被克服，从而导致氢转化为氦，并最终为恒星提供能量。理解库仑势垒半径在这些背景下的功能有助于天文学家解释恒星的生命周期以及通过超新星爆炸等过程在宇宙中合成重元素。总之，库仑势垒半径是核物理中的一个关键概念，突显了核聚变的挑战。通过克服原子核之间的静电排斥，科学家们可以释放聚变能量的潜力，这预示着可持续的未来。随着研究的进展，对库仑势垒半径的更深理解无疑将推动能源生产和我们对宇宙基本过程的理解的进步。