How to use the high-intensity magnetic field of pure permanent magnets for scientific research?

How to use the high-intensity magnetic field of pure permanent magnets to conduct scientific research, such as material properties research, biological experiments, etc.?

The high-intensity magnetic field of pure permanent magnets has wide applications in scientific research, especially in material properties research and biological experiments. Here are some methods for conducting scientific research using high-intensity magnetic fields from pure permanent magnets:

Material properties research:
Magnetic material testing: Pure permanent magnets can generate a stable magnetic field, which is crucial for testing the magnetization, magnetic susceptibility, coercivity and other properties of magnetic materials. By placing the material to be tested in a magnetic field and observing its magnetization process and properties after magnetization, you can gain an in-depth understanding of the material's magnetic properties.

Research on the magnetostrictive effect: Some materials will undergo shape changes under the influence of a magnetic field, which is the magnetostrictive effect. Using the high-intensity magnetic field generated by pure permanent magnets, the impact of this effect on material properties can be studied, providing a theoretical basis for the development of new magnetostrictive materials.

Magnetic domain observation: Using equipment such as a magnetic microscope, combined with the high-intensity magnetic field generated by pure permanent magnets, the magnetic domain structure of the material can be observed, the distribution, size and shape of the magnetic domains can be understood, and the magnetic mechanism of the material can be further revealed.

Biology experiments:
Effect of magnetic field on biological cells: The high-intensity magnetic field generated by pure permanent magnets can affect the growth, differentiation and function of biological cells. By controlling the magnetic field intensity and exposure time, the effects of magnetic fields on biological processes such as cell proliferation, apoptosis, and migration can be studied, providing new means for biomedical research.

The application of magnetic fields in biomedical imaging: For example, magnetic resonance imaging (MRI) technology uses strong magnetic fields and radio frequency pulses to cause hydrogen protons in human tissues to undergo magnetic resonance, and then obtains high-resolution images of the internal structures of the human body through computer processing. Pure permanent magnets can be used as magnetic field sources in MRI equipment to provide a stable magnetic field environment for biomedical imaging.

Application of magnetic fields in drug delivery: The use of magnetic fields can control the delivery and distribution of drugs in the body. By combining magnetic nanoparticles with drugs and applying magnetic fields generated by pure permanent magnets outside the body, targeted delivery and release of drugs can be achieved, improving the therapeutic effect of drugs and reducing side effects.

It should be noted that when using pure permanent magnets for scientific research, you need to pay attention to safety issues and avoid the potential harm of magnetic fields to the human body and equipment. At the same time, it is also necessary to select the appropriate magnetic field strength and exposure time according to the specific research purpose and experimental conditions to obtain accurate and reliable experimental results.

Rectangular pure permanent magnet