fusion yield

简明释义

核聚变产额

英英释义

例句

1.Researchers are working to increase the fusion yield in experimental reactors.

研究人员正在努力提高实验反应堆中的聚变产量。

2.A higher fusion yield indicates a more successful nuclear fusion process.

更高的聚变产量表明核聚变过程更加成功。

3.The fusion yield from the experiment exceeded initial predictions.

实验的聚变产量超出了最初的预测。

4.The latest experiments showed a significant increase in fusion yield under controlled conditions.

最新实验显示在控制条件下聚变产量显著增加。

5.The scientists measured the fusion yield of the reaction to determine its efficiency.

科学家们测量了反应的聚变产量以确定其效率。

作文

Nuclear fusion is a process that powers the sun and other stars, where light atomic nuclei combine to form heavier nuclei, releasing a tremendous amount of energy in the process. One of the most important metrics used to evaluate the efficiency of nuclear fusion reactions is the fusion yield, which refers to the amount of energy produced per reaction or per unit mass of fuel consumed. Understanding fusion yield is crucial for the development of fusion as a viable energy source on Earth, as it directly impacts the feasibility of harnessing this process for practical power generation.The concept of fusion yield can be illustrated with the example of deuterium-tritium (D-T) fusion, which is the most commonly studied fusion reaction. In this reaction, a deuterium nucleus combines with a tritium nucleus to produce helium and a neutron, releasing about 17.6 MeV (million electron volts) of energy. This high energy output is what makes D-T fusion particularly attractive for energy production. The fusion yield of this reaction is significantly higher than that of traditional fission reactions, making it a promising candidate for future energy solutions.To achieve a high fusion yield, specific conditions must be met, including extremely high temperatures and pressures. These conditions allow the nuclei to overcome their natural electrostatic repulsion, enabling them to collide and fuse. The challenge lies in maintaining these conditions long enough for a significant number of reactions to occur, thereby maximizing the fusion yield. Scientists and engineers are exploring various confinement methods, such as magnetic confinement in tokamaks and inertial confinement using lasers, to achieve these goals.In recent years, advancements in technology have led to significant improvements in fusion yield. Research facilities like ITER (International Thermonuclear Experimental Reactor) aim to demonstrate that sustained fusion reactions can produce more energy than is consumed in the process. The success of such projects could pave the way for commercial fusion power plants, which would provide a clean, virtually limitless source of energy.Moreover, the implications of achieving a high fusion yield extend beyond just energy production. Fusion energy has the potential to reduce our reliance on fossil fuels, significantly lowering greenhouse gas emissions and mitigating climate change. Additionally, the fuel for fusion reactions, such as deuterium, can be extracted from water, and tritium can be bred from lithium, making it a sustainable energy source.In conclusion, the fusion yield is a critical factor in the pursuit of nuclear fusion as a practical energy source. As research continues and technology advances, understanding and optimizing fusion yield will be key to unlocking the potential of fusion energy. The future of energy may very well depend on our ability to harness the power of the stars through controlled nuclear fusion, and the fusion yield will remain at the forefront of this exciting scientific endeavor.

核聚变是一个驱动太阳和其他恒星的过程，其中轻原子核结合形成更重的原子核，在此过程中释放出巨大的能量。用于评估核聚变反应效率的一个重要指标是聚变产量，它指的是每次反应或每单位燃料消耗所产生的能量。理解聚变产量对开发聚变作为地球上可行的能源来源至关重要，因为它直接影响到利用这一过程进行实际发电的可行性。聚变产量的概念可以通过氘-氚（D-T）聚变的例子来说明，这是最常研究的聚变反应。在这个反应中，一个氘核与一个氚核结合，生成氦和一个中子，同时释放约17.6 MeV（百万电子伏特）的能量。这种高能量输出使得D-T聚变在能源生产中特别具有吸引力。该反应的聚变产量显著高于传统裂变反应，使其成为未来能源解决方案的有希望候选者。为了实现高聚变产量，必须满足特定条件，包括极高的温度和压力。这些条件使得原子核能够克服其自然的静电排斥，从而碰撞并融合。挑战在于保持这些条件足够长的时间，以便发生足够数量的反应，从而最大化聚变产量。科学家和工程师正在探索各种约束方法，如在托卡马克中的磁约束和使用激光的惯性约束，以实现这些目标。近年来，技术的进步导致了聚变产量的显著提高。像国际热核聚变实验堆（ITER）这样的研究设施旨在证明持续的聚变反应能够产生比消耗的能量更多的能量。这类项目的成功可能为商业聚变电厂铺平道路，这将提供一种清洁、几乎无限的能源来源。此外，实现高聚变产量的意义超越了单纯的能源生产。聚变能有潜力减少我们对化石燃料的依赖，显著降低温室气体排放，并减缓气候变化。此外，聚变反应的燃料，如氘，可以从水中提取，而氚可以从锂中繁殖，使其成为一种可持续的能源来源。总之，聚变产量是追求核聚变作为实际能源来源的关键因素。随着研究的持续和技术的进步，理解和优化聚变产量将是解锁聚变能源潜力的关键。能源的未来可能非常依赖我们通过受控核聚变利用星星的力量的能力，而聚变产量将始终处于这一激动人心的科学事业的前沿。