magnetograph

简明释义

英[mæɡˈniːtəɡrɑːf]美[mæɡˈnitoɡræf]

n. 磁力记录计，磁场记录仪

英英释义

单词用法

同义词

反义词

例句

1.The structure of the magnet was investigated by XRD, optical microscope, TEM and SEM, and its demagnetization curve was tested by magnetograph.

用X射线衍射仪、光学金相显微镜、透射电镜和扫描电镜研究了磁体的结构； 用磁强自动记录仪测量了磁体的退磁曲线。

2.The structure of the magnet was investigated by XRD, optical microscope, TEM and SEM, and its demagnetization curve was tested by magnetograph.

用X射线衍射仪、光学金相显微镜、透射电镜和扫描电镜研究了磁体的结构； 用磁强自动记录仪测量了磁体的退磁曲线。

3.Astronomers rely on the magnetograph for studying stellar magnetic activity.

天文学家依赖磁力仪研究恒星的磁活动。

4.The data collected by the magnetograph is crucial for understanding space weather.

由磁力仪收集的数据对理解太空天气至关重要。

5.The research team used a magnetograph to measure the magnetic fields of the sun.

研究小组使用磁力仪来测量太阳的磁场。

6.The magnetograph revealed unexpected changes in the Earth's magnetic field.

这个磁力仪揭示了地球磁场的意外变化。

7.By analyzing data from the magnetograph, scientists can predict solar flares.

通过分析来自磁力仪的数据，科学家可以预测太阳耀斑。

作文

In the field of astronomy and space science, understanding the behavior of celestial bodies is crucial. One of the essential tools used by scientists to study the magnetic fields of these bodies is the magnetograph. A magnetograph is an instrument that measures the strength and direction of magnetic fields, particularly in the context of solar activity. The importance of this device cannot be overstated, as it provides invaluable data that helps researchers understand phenomena such as solar flares and sunspots, which can have significant impacts on space weather and, consequently, on Earth. The principle behind a magnetograph involves the use of polarized light. When light passes through a magnetic field, its polarization changes, and this change can be measured to determine the characteristics of the magnetic field itself. This process allows scientists to create detailed maps of magnetic fields on the surface of the Sun and other celestial bodies. These maps are critical for predicting solar storms that can disrupt satellite communications and even power grids on Earth.One of the most significant advancements in the use of magnetographs occurred with the development of the vector magnetograph. Unlike traditional models that only measure the strength of the magnetic field, vector magnetographs provide information about both the strength and the orientation of the magnetic field lines. This additional data is essential for a comprehensive understanding of solar dynamics and the complex interactions between the Sun and the Earth.The application of magnetographs extends beyond solar studies. In recent years, researchers have begun to use them to explore the magnetic fields of other planets and moons within our solar system. For instance, missions to Mars and Jupiter have included magnetographs to study their magnetic environments, which can reveal much about their geological history and potential for hosting life.Moreover, the data collected by magnetographs is not only vital for scientific research but also plays a crucial role in operational space weather forecasting. Agencies like NASA and the National Oceanic and Atmospheric Administration (NOAA) rely on data from magnetographs to issue warnings about solar storms that could affect technology on Earth. By monitoring solar activity, these organizations can provide timely alerts to protect satellites and power infrastructure, ultimately safeguarding modern society's reliance on technology.In conclusion, the magnetograph is a powerful tool in the arsenal of astronomers and space scientists. Its ability to measure and map magnetic fields enhances our understanding of solar dynamics and planetary science. As technology continues to advance, we can expect further improvements in magnetograph design and capabilities, leading to even more detailed insights into the magnetic phenomena of our universe. The ongoing research facilitated by magnetographs will undoubtedly contribute to our knowledge of space weather and its effects on Earth, ensuring that we remain prepared for the challenges posed by our ever-changing cosmic environment.

在天文学和空间科学领域，理解天体的行为至关重要。科学家们用来研究这些天体磁场的重要工具之一是磁力仪。磁力仪是一种测量磁场强度和方向的仪器，特别是在太阳活动的背景下。这个设备的重要性不容小觑，因为它提供了宝贵的数据，帮助研究人员理解诸如太阳耀斑和日斑等现象，这些现象可能对太空天气产生重大影响，从而影响地球。磁力仪的原理涉及使用偏振光。当光线穿过磁场时，其偏振状态会发生变化，而这种变化可以被测量以确定磁场本身的特征。这个过程使科学家能够绘制太阳表面及其他天体的磁场详细地图。这些地图对于预测可能干扰卫星通信甚至电网的太阳风暴至关重要。磁力仪使用中的一个重要进展是矢量磁力仪的发展。与仅测量磁场强度的传统模型不同，矢量磁力仪提供有关磁场线的强度和方向的信息。这些额外数据对于全面理解太阳动力学及太阳与地球之间复杂的相互作用至关重要。磁力仪的应用不仅限于太阳研究。近年来，研究人员开始使用它们探索我们太阳系内其他行星和卫星的磁场。例如，火星和木星的任务中都包括磁力仪，用于研究它们的磁环境，这可以揭示它们的地质历史和潜在的生命宿主。此外，磁力仪收集的数据不仅对科学研究至关重要，还在操作性空间天气预报中发挥着关键作用。像NASA和国家海洋和大气管理局（NOAA）这样的机构依赖磁力仪的数据来发布关于可能影响地球技术的太阳风暴的警告。通过监测太阳活动，这些组织可以及时发出警报，以保护卫星和电力基础设施，最终保障现代社会对技术的依赖。总之，磁力仪是天文学家和空间科学家工具箱中的一项强大工具。它测量和绘制磁场的能力增强了我们对太阳动力学和行星科学的理解。随着技术的不断进步，我们可以期待在磁力仪的设计和能力方面进一步改善，从而对我们宇宙中的磁现象获得更详细的见解。由磁力仪促进的持续研究无疑将有助于我们对太空天气及其对地球影响的了解，确保我们为不断变化的宇宙环境所带来的挑战做好准备。