mega electron volt

简明释义

兆电子伏特

英英释义

例句

1.Experiments showed that the binding energy of the nucleus is often in the range of several mega electron volt (百万电子伏特).

实验表明，原子核的结合能通常在几个mega electron volt (百万电子伏特)的范围内。

2.The energy of the particles in the collider can reach up to 10 mega electron volt (百万电子伏特).

碰撞机中粒子的能量可以达到10 mega electron volt (百万电子伏特)。

3.The particle accelerator was designed to achieve energies of 100 mega electron volt (百万电子伏特).

该粒子加速器的设计目标是达到100 mega electron volt (百万电子伏特)的能量。

4.In nuclear physics, reactions often release energy measured in mega electron volt (百万电子伏特).

在核物理中，反应释放的能量通常以mega electron volt (百万电子伏特)为单位。

5.The threshold for the reaction to occur is around 5 mega electron volt (百万电子伏特).

反应发生的阈值约为5 mega electron volt (百万电子伏特)。

作文

In the realm of particle physics, energy is often measured in units that may seem daunting to those unfamiliar with the field. One such unit is the mega electron volt, which is a crucial measure of energy at the atomic and subatomic levels. To understand this term better, we need to break it down into its components. An electron volt (eV) is defined as the amount of kinetic energy gained by a single electron when it is accelerated through an electric potential difference of one volt. Therefore, a mega electron volt (MeV) is one million electron volts. This unit is commonly used in high-energy physics, nuclear physics, and astrophysics to describe the energy of particles and the energy released in nuclear reactions.The significance of the mega electron volt extends beyond mere definitions; it plays a vital role in various scientific applications. For instance, in particle accelerators, particles are accelerated to high speeds, gaining energy measured in MeV. These accelerators, such as the Large Hadron Collider (LHC), allow scientists to explore fundamental questions about the universe, including the properties of the Higgs boson and the behavior of matter under extreme conditions.Moreover, the mega electron volt is also essential in medical applications, particularly in radiation therapy for cancer treatment. High-energy photons or particles, measured in MeV, are used to target and destroy cancerous cells while minimizing damage to surrounding healthy tissue. This application illustrates how the concept of energy, expressed in units like MeV, directly impacts human health and well-being.Additionally, the mega electron volt serves as a bridge between various fields of science. In astrophysics, for example, cosmic rays—high-energy particles from outer space—often possess energies in the range of several MeV. Understanding these energies helps scientists study phenomena such as supernovae, black holes, and the overall structure of the universe. By measuring the energies of these cosmic rays, researchers can gain insights into the processes that govern the cosmos.In conclusion, the mega electron volt is more than just a unit of measurement; it is a fundamental concept that permeates various scientific disciplines. From particle physics to medical applications and astrophysics, understanding MeV allows us to explore the universe's mysteries and improve our lives on Earth. As we continue to advance our knowledge and technology, the importance of the mega electron volt will undoubtedly grow, leading to new discoveries and innovations that can shape our understanding of the world around us.

在粒子物理学的领域，能量通常以对那些不熟悉该领域的人来说可能显得令人生畏的单位进行测量。其中一个单位是百万电子伏特，这是在原子和亚原子层面上能量的重要测量。要更好地理解这个术语，我们需要将其分解为几个组成部分。电子伏特（eV）被定义为当单个电子通过一个电势差为一伏特的电场加速时所获得的动能。因此，百万电子伏特（MeV）是指一百万电子伏特。这个单位在高能物理学、核物理学和天体物理学中常用来描述粒子的能量以及在核反应中释放的能量。百万电子伏特的意义不仅仅在于其定义；它在各种科学应用中发挥着至关重要的作用。例如，在粒子加速器中，粒子被加速到高速，其能量以MeV为单位增加。这些加速器，如大型强子对撞机（LHC），使科学家能够探索关于宇宙的基本问题，包括希格斯玻色子的性质和物质在极端条件下的行为。此外，百万电子伏特在医学应用中同样重要，特别是在癌症治疗的放射治疗中。以MeV为单位的高能光子或粒子用于靶向并摧毁癌细胞，同时尽量减少对周围健康组织的损害。这一应用说明了以MeV等单位表达的能量概念如何直接影响人类的健康和福祉。此外，百万电子伏特还作为不同科学领域之间的桥梁。在天体物理学中，例如，宇宙射线——来自外太空的高能粒子——通常具有几MeV的能量范围。理解这些能量有助于科学家研究超新星、黑洞和宇宙的整体结构等现象。通过测量这些宇宙射线的能量，研究人员可以深入了解支配宇宙的过程。总之，百万电子伏特不仅仅是一个测量单位；它是一个渗透于各个科学学科的基本概念。从粒子物理学到医学应用，再到天体物理学，理解MeV使我们能够探索宇宙的奥秘，并改善我们在地球上的生活。随着我们不断推进知识和技术，百万电子伏特的重要性无疑会增长，导致新的发现和创新，这些发现和创新能够塑造我们对周围世界的理解。