mass to charge ratio

简明释义

质荷比

英英释义

例句

1.In the study of particle physics, the mass to charge ratio 质量与电荷比 is crucial for identifying different particles.

在粒子物理学研究中，质量与电荷比对于识别不同的粒子至关重要。

2.The mass to charge ratio 质量与电荷比 is often expressed in units of daltons per coulomb.

通常用道尔顿每库仑表示质量与电荷比。

3.To analyze the composition of a sample, scientists measure the mass to charge ratio 质量与电荷比 of its components.

为了分析样品的成分，科学家测量其成分的质量与电荷比。

4.The mass to charge ratio 质量与电荷比 of an ion can be determined using a mass spectrometer.

可以使用质谱仪来确定离子的质量与电荷比。

5.The mass to charge ratio 质量与电荷比 helps in calculating the velocity of ions in an electric field.

通过质量与电荷比可以计算离子在电场中的速度。

作文

The concept of the mass to charge ratio is fundamental in various fields of physics and chemistry, particularly in the study of particles and their behavior in electric and magnetic fields. This ratio, often denoted as m/q, represents the relationship between the mass (m) of a particle and its charge (q). Understanding this ratio is crucial for several applications, including mass spectrometry, where it is used to identify the composition of substances by measuring the mass of ions relative to their charge.In mass spectrometry, ions are accelerated through an electric field, and their trajectories are influenced by magnetic fields. The mass to charge ratio plays a vital role in determining how these ions move. Lighter ions or those with a higher charge will have different paths compared to heavier ions or those with a lower charge. By analyzing these paths, scientists can deduce the mass and charge of the ions, allowing them to identify the molecules present in a sample.Furthermore, the mass to charge ratio is not only limited to ions in a vacuum; it also has implications in astrophysics. For instance, when studying cosmic rays, researchers measure the mass to charge ratio of particles that reach Earth from outer space. This information helps scientists understand the composition of these high-energy particles and the processes occurring in distant astrophysical phenomena.Moreover, in the realm of particle physics, the mass to charge ratio is essential in experiments conducted in particle accelerators. These accelerators propel charged particles to high speeds and collide them to study fundamental interactions. By analyzing the resulting particles and their mass to charge ratio, physicists can gain insights into the properties of matter and the forces that govern the universe.The importance of the mass to charge ratio extends beyond scientific research; it also has practical applications in technology. For example, in the development of ion propulsion systems for spacecraft, engineers must consider the mass to charge ratio to optimize the efficiency of the propulsion mechanism. A favorable mass to charge ratio allows for better thrust-to-weight ratios, which is critical for space exploration missions.In conclusion, the mass to charge ratio is a vital concept that permeates various scientific disciplines. Its significance in mass spectrometry, astrophysics, particle physics, and technological advancements underscores the interconnectedness of these fields. By grasping the implications of the mass to charge ratio, one can appreciate its role in advancing our understanding of the natural world and enhancing our technological capabilities. As we continue to explore the universe and develop new technologies, the mass to charge ratio will undoubtedly remain a key factor in our scientific endeavors.

‘质量与电荷比’的概念在物理学和化学的多个领域中都是基础，特别是在研究粒子及其在电场和磁场中的行为时。这个比率通常表示为 m/q，代表粒子的质量 (m) 和电荷 (q) 之间的关系。理解这个比率对于多个应用至关重要，包括质谱法，在该方法中，通过测量离子的质量相对于其电荷来识别物质的组成。在质谱法中，离子通过电场加速，其轨迹受磁场的影响。‘质量与电荷比’在决定这些离子的运动方式中发挥着至关重要的作用。较轻的离子或电荷较高的离子与较重的离子或电荷较低的离子的路径会有所不同。通过分析这些路径，科学家可以推断出离子的质量和电荷，从而识别样品中存在的分子。此外，‘质量与电荷比’不仅限于真空中的离子；它在天体物理学中也有影响。例如，在研究宇宙射线时，研究人员测量从外太空到达地球的粒子的‘质量与电荷比’。这些信息帮助科学家理解这些高能粒子的组成以及在遥远天体物理现象中发生的过程。而且，在粒子物理学领域，‘质量与电荷比’在粒子加速器进行的实验中是必不可少的。这些加速器将带电粒子加速到高速并使其碰撞，以研究基本相互作用。通过分析结果粒子及其‘质量与电荷比’，物理学家可以深入了解物质的性质和支配宇宙的力量。‘质量与电荷比’的重要性超越了科学研究；它在技术应用中也具有实际意义。例如，在航天器的离子推进系统开发中，工程师必须考虑‘质量与电荷比’，以优化推进机制的效率。一个有利的‘质量与电荷比’允许更好的推力与重量比，这对太空探索任务至关重要。总之，‘质量与电荷比’是一个重要的概念，渗透到多个科学学科中。它在质谱法、天体物理学、粒子物理学和技术进步中的重要性突显了这些领域之间的相互联系。通过掌握‘质量与电荷比’的含义，人们可以欣赏到它在推动我们理解自然界和增强技术能力方面的作用。随着我们继续探索宇宙并开发新技术，‘质量与电荷比’无疑将继续在我们的科学事业中发挥关键作用。