Magnetism & Photons: Research, Rare Phenomena & Invisibility

In summary, there are several resources available, including Google and the Physics Forum archives, to research the effects of magnetism on photons. One rare phenomenon to consider is the ability to bend light around small objects using magnetic fields. This is achieved through the Faraday effect and magneto-optics, which can manipulate the propagation of high-frequency electromagnetic waves.
  • #1
Im looking to do a little research on the effects of magnetism on photons. Can someone point me in a good direction to start? Any rare phenomena that is worth mentioning concerning this subject? Also, I read a while ago that scientists can bend light around small objects and make them invisible (I believe) either to ultraviolet light or microwaves, how would this be achieved?
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  • #2
Generally, since a photon has no charge, it is not affected by a magnetic field
there's quite a few links in google when you ask your question there.
even some come back to the physics forum archives where one of our PF mentors Zapperz made some good comments on the subject

mybe he will pop up again in this thread and do some clarifying

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Hopefully he will. Thanks. Anyone else maybe have some help for me?
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If your question is, "can magnetic fields interact with electromagnetic waves?," then the answer is yes. Certain materials respond to static magnetic fields in such ways to modify the propagation of high-frequency electromagnetic waves such as microwaves and light. These are often used in engineering applications where you want to prevent feedback of EM radiation in your system. Some key words to look into are the Faraday effect, magneto-optics, and ferrites.
  • #5

Sure, I can provide some information and suggestions for your research on the effects of magnetism on photons. First of all, magnetism and photons are both fundamental concepts in physics, and their interaction has been studied extensively. One of the main ways in which magnetism affects photons is through the phenomenon of Faraday rotation, where the plane of polarization of a light beam is rotated when passing through a magnetic field. This effect is used in many practical applications, such as in optical isolators and magneto-optic modulators.

In terms of rare phenomena, there are a few interesting examples of magnetism and photons interacting in unique ways. For instance, researchers have recently discovered a new type of magnetism called "topological magnetism," which involves the formation of exotic magnetic structures that can trap and manipulate photons. This could have potential applications in the development of new types of optical devices.

Another rare phenomenon to consider is the quantum Hall effect, which occurs when a strong magnetic field is applied to a two-dimensional electron gas. This results in the quantization of the Hall resistance, and has implications for the behavior of photons in such systems.

Regarding your question about invisibility, yes, scientists have been able to create materials that can bend light around objects, making them "invisible" to certain wavelengths of light. This is achieved through the use of metamaterials, which are artificially engineered structures with unique optical properties. By manipulating the refractive index of these materials, scientists have been able to create a cloaking effect that can hide objects from certain types of electromagnetic radiation.

I would suggest starting your research by looking into these concepts and phenomena and exploring the current literature on the topic. You can also look into specific experiments and studies that have been conducted in this area to get a deeper understanding of the effects of magnetism on photons. Additionally, reaching out to researchers in this field or attending conferences and seminars on the topic can also be helpful in gaining more insight and knowledge. Good luck with your research!

1. What is magnetism?

Magnetism is a natural force that causes certain materials to attract or repel each other. It is produced by the motion of electric charges, such as electrons, within atoms.

2. How do magnets work?

Magnets work by creating a magnetic field, which is a force that can attract or repel other magnets or magnetic materials. This field is created by the alignment of the magnetic dipoles (tiny particles with north and south poles) in the material.

3. What are some rare phenomena related to magnetism?

One rare phenomenon related to magnetism is the magnetic monopole, which is a hypothetical particle with only one magnetic pole. Another is superparamagnetism, where tiny particles exhibit magnetic properties even though the material as a whole does not.

4. How are photons related to magnetism?

Photons are particles of light and they are not directly related to magnetism. However, they can interact with magnetic fields, causing effects such as the Faraday effect, where polarized light is rotated when passing through a magnetic field.

5. Can magnetism be used to create invisibility?

There is ongoing research on using magnetism to create invisibility, but it is still a theoretical concept. The idea is to use magnetic fields to bend light around an object, making it appear invisible. However, this technology is still in its early stages and has not yet been successfully demonstrated.

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