ferromagnet

简明释义

英[ˌferəʊˈmæɡnət]美[ˌferoʊˈmæɡnət]

n. 铁磁物质；铁磁的磁体

英英释义

单词用法

同义词

反义词

例句

1.A method of retarded Green function equation of motion is applied to inveti gate the surface spin wave spectrum of Heisenberg ferromagnet.

用格林函数运动方程方法研究了海森堡铁磁体表面自旋波谱。

2.It introduces that how to watch and measure the hysteresis loop-line, residual magnet and coercive force of ferromagnet through an oscillograph.

介绍了如何利用示波器观察和测量铁磁物质的磁滞回线、剩余磁感应强度和矫顽力。

3.Ferromagnet is magnetized easily by magnetic field, which affects the precision finishing of material and the normal operation of equipment.

铁磁性材料容易受磁场影响而带有剩磁，影响精密加工和设备的正常运行。

4.The contour of sea surface magnetic field is an essential map in Marine magnetic survey. By using this map, the position of underwater ferromagnet is easily defined.

海面磁场等值线图是海洋磁探测的最基本图件，从中可以确定水下铁磁体的位置所在。

5.The influence of single-ion anisotropy on soliton excitations in a one-dimensional isotropic ferromagnet is also discussed.

此外，还讨论了单离子各向异性对一维各向同性铁磁链中的孤子激发具有的影响。

6.The paper expounded how to synthesizing an organic ferromagnet which contained free radical of nitroxide recent decades.

采用分类综述的方法对氮氧自由基类有机铁磁体的合成现状进行了阐述。

7.Taking into account the spin polarized and interface roughness scattering effect, within scattering formalism, we calculate the shot noise in the ferromagnet superconductor tunneling junction.

考虑到铁磁层中的自旋极化效应与粗糙界面散射效应，利用散射理论，讨论铁磁超导隧道结中的散粒噪声。

8.The magnetic field of the seed swathed by ferromagnet is induced by the receive coils, then, the receive coils output a signal.

检测线圈感应出裹有包衣的玉米种子产生的二次磁场，输出电压信号。

9.The hard disk drive utilizes ferromagnet materials for data storage.

硬盘驱动器利用铁磁材料进行数据存储。

10.The refrigerator door uses a ferromagnet to keep it securely closed.

冰箱门使用铁磁材料来保持其安全关闭。

11.In electric motors, ferromagnets are used to create strong magnetic fields.

在电动机中，铁磁材料用于产生强大的磁场。

12.Scientists study ferromagnet behavior at different temperatures to understand their properties.

科学家研究不同温度下的铁磁材料行为以了解其特性。

13.A common example of a ferromagnet is iron, which can be magnetized easily.

一个常见的铁磁材料示例是铁，它可以很容易地被磁化。

作文

In the realm of physics and materials science, the term ferromagnet refers to a class of materials that exhibit strong magnetic properties. These materials can be magnetized and retain their magnetization even after the external magnetic field is removed. The phenomenon of ferromagnetism arises from the alignment of magnetic moments of atoms within the material. This alignment occurs due to the exchange interaction between neighboring atoms, which causes them to adopt parallel orientations of their magnetic moments. Common examples of ferromagnets include iron, cobalt, and nickel, which are widely used in various applications ranging from everyday household items to advanced technological devices.The significance of ferromagnetic materials extends beyond their magnetic properties. They play a crucial role in the development of electric motors, transformers, and data storage devices. For instance, in electric motors, ferromagnetic materials help to create a magnetic field that interacts with the electric current, leading to motion. In transformers, they are essential for efficient energy transfer between coils of wire. Additionally, in data storage technologies such as hard disk drives, ferromagnetic materials are utilized to store information by changing the direction of magnetization in small regions on the disk.Understanding the behavior of ferromagnetic materials is also vital for advancements in technology. Researchers are continuously exploring new ferromagnetic materials with enhanced properties, such as higher saturation magnetization or improved thermal stability. These advancements could lead to more efficient electrical devices and innovative applications in fields like spintronics, where the spin of electrons is manipulated for information processing.Moreover, the study of ferromagnetism has implications in various scientific disciplines. For example, in geology, ferromagnetic minerals can provide insights into the Earth's magnetic history. By examining the magnetic properties of rocks, scientists can infer past geological events and understand plate tectonics better. Similarly, in biology, certain organisms utilize ferromagnetic materials for navigation. Birds, for instance, are believed to use the Earth’s magnetic field to orient themselves during migration, thanks to ferromagnetic compounds found in their bodies.In conclusion, the concept of ferromagnet is fundamental to both theoretical and applied physics. Its unique magnetic properties make it indispensable in various technologies and scientific research. As we continue to explore the potential of ferromagnetic materials, we unlock new possibilities for innovation and understanding in multiple fields. The ongoing research into ferromagnetism not only enhances our comprehension of physical phenomena but also paves the way for the development of cutting-edge technologies that can transform our daily lives.

在物理学和材料科学领域，术语ferromagnet指的是一类表现出强磁性特性的材料。这些材料可以被磁化，并且在外部磁场移除后仍能保持其磁化状态。铁磁现象源于材料内部原子磁矩的排列。这种排列是由于相邻原子之间的交换相互作用，导致它们的磁矩采取平行的取向。常见的ferromagnet例子包括铁、钴和镍，这些材料广泛用于从日常家居用品到先进技术设备的各种应用。Ferromagnetic材料的重要性超越了它们的磁性特性。它们在电动机、变压器和数据存储设备的发展中发挥着关键作用。例如，在电动机中，ferromagnetic材料有助于产生与电流相互作用的磁场，从而导致运动。在变压器中，它们对于高效的能量传输至关重要。此外，在硬盘驱动器等数据存储技术中，ferromagnetic材料被用来通过改变磁盘上小区域的磁化方向来存储信息。理解ferromagnetic材料的行为对于技术进步也至关重要。研究人员不断探索具有增强特性的新的ferromagnetic材料，例如更高的饱和磁化或改善的热稳定性。这些进展可能导致更高效的电气设备和在自旋电子学等领域的创新应用，在这些领域中，电子的自旋被操控用于信息处理。此外，ferromagnetism的研究在多个科学学科中都有影响。例如，在地质学中，ferromagnetic矿物可以提供对地球磁历史的见解。通过检查岩石的磁性特性，科学家可以推断过去的地质事件，更好地理解板块构造。同样，在生物学中，某些生物利用ferromagnetic材料进行导航。例如，鸟类被认为利用地球的磁场来定向迁徙，这要归功于它们体内发现的ferromagnetic化合物。总之，ferromagnet的概念是理论和应用物理学的基础。它独特的磁性使其在各种技术和科学研究中不可或缺。随着我们继续探索ferromagnetic材料的潜力，我们为创新和多领域理解开辟了新的可能性。对ferromagnetism的持续研究不仅增强了我们对物理现象的理解，也为开发能够改变我们日常生活的尖端技术铺平了道路。