binding energy

简明释义

1. 结合能; 2. 束缚能;

英英释义

例句

1.The concept of binding energy is crucial in nuclear physics.

在核物理学中，结合能的概念至关重要。

2.The binding energy of an atom determines its stability.

一个原子的结合能决定了它的稳定性。

3.The higher the binding energy, the more stable the nucleus.

结合能越高，原子核越稳定。

4.In chemistry, the binding energy between atoms affects the formation of molecules.

在化学中，原子之间的结合能影响分子的形成。

5.To calculate the binding energy of a nucleus, you need to know the mass defect.

要计算一个原子的结合能，你需要知道质量缺陷。

作文

The concept of binding energy is fundamental in both physics and chemistry, as it describes the energy required to hold together the constituents of a system. In nuclear physics, for instance, binding energy refers to the energy needed to disassemble a nucleus into its individual protons and neutrons. The greater the binding energy, the more stable the nucleus is, which is why elements with high binding energy are often found in nature. This stability is crucial for understanding nuclear reactions, including fission and fusion, which release energy when nuclei combine or split apart.In chemistry, binding energy pertains to the energy that holds atoms together in a molecule. It is the energy needed to break a chemical bond and separate the atoms. For example, when hydrogen and oxygen combine to form water, the binding energy of the bonds formed is released as energy, which can be observed in various exothermic reactions. Understanding binding energy helps chemists predict how molecules will interact and react with one another, influencing everything from drug design to materials science.The significance of binding energy extends beyond theoretical applications; it has practical implications in technology and everyday life. For instance, nuclear power plants rely on the binding energy of uranium nuclei during fission to produce electricity. The energy released during this process is harnessed to generate steam, which drives turbines to produce power. Similarly, in the field of medicine, understanding the binding energy of drugs to their target proteins can lead to the development of more effective medications, as scientists can design compounds that optimize these interactions.Moreover, the concept of binding energy is also essential in astrophysics. Stars, including our Sun, shine due to the fusion of hydrogen nuclei into helium, a process that releases an enormous amount of energy. This energy is a result of the binding energy differences between the reactants and products, illustrating how binding energy governs processes at both microscopic and cosmic scales. Without the understanding of binding energy, we would struggle to explain the lifecycle of stars and the phenomena associated with them, such as supernovae and black holes.In conclusion, binding energy is a pivotal concept that bridges various scientific disciplines, from nuclear physics to chemistry and astrophysics. Its implications are far-reaching, influencing our understanding of atomic stability, chemical reactions, and even the workings of the universe. By grasping the principles of binding energy, we not only deepen our knowledge of fundamental science but also enhance our ability to innovate and solve real-world problems, making it an essential topic for students and researchers alike.

“结合能”这一概念在物理学和化学中都是基础性的，因为它描述了维持一个系统的组成部分所需的能量。在核物理学中，例如，“结合能”指的是将一个原子核拆分成其单个质子和中子的能量。结合能越大，原子核越稳定，这就是为什么具有高结合能的元素通常在自然界中被发现。这种稳定性对于理解核反应至关重要，包括裂变和聚变，它们在原子核结合或分裂时释放能量。在化学中，“结合能”涉及到将原子结合在一起所需的能量。它是打破化学键并分离原子的能量。例如，当氢和氧结合形成水时，形成的键的结合能以能量的形式释放出来，这可以在各种放热反应中观察到。理解结合能有助于化学家预测分子之间的相互作用和反应，从而影响从药物设计到材料科学等各个领域。结合能的重要性超越了理论应用；它在技术和日常生活中也具有实际意义。例如，核电厂依赖铀原子核在裂变过程中释放的结合能来发电。这一过程释放的能量被利用来产生蒸汽，驱动涡轮机发电。类似地，在医学领域，理解药物与其靶蛋白的结合能可以导致更有效药物的开发，因为科学家可以设计优化这些相互作用的化合物。此外，“结合能”的概念在天体物理学中也至关重要。包括我们的太阳在内的恒星由于氢核融合成氦而发光，这一过程释放出巨大的能量。这种能量是反应物和产物之间结合能差异的结果，说明结合能如何支配微观和宇宙尺度的过程。如果没有对结合能的理解，我们将难以解释恒星的生命周期及其相关现象，如超新星和黑洞。总之，“结合能”是一个关键概念，连接了核物理、化学和天体物理等多个科学学科。它的影响深远，影响着我们对原子稳定性、化学反应甚至宇宙运行机制的理解。通过掌握结合能的原理，我们不仅深化了对基本科学的认识，还增强了我们创新和解决现实问题的能力，使其成为学生和研究人员必不可少的主题。