Charged Ion Beam and Electromagnetic Induction: A Neutralization Method

In summary: If the path of the ions is changed so they go around a coil instead of through it, then the potential at the coil will be lowered and the flow of current will be reduced.
  • #1
Crazymechanic
831
12
A rather simple question.
A confinement of positively charged ions , a tube from the confinement and in the end of the tube a metal plate at a negative potential , if the charged ions are let to run towards the negative metal plate (which they would normally do) the plate would loose it's negative charge.
Does a winding around the tube which is the path which the ions would take towards the negative plate would neutralise their charge due to electromagnetic induction in the windings which they would pass towards the plate?
 
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  • #2
Crazymechanic said:
Does a winding around the tube which is the path which the ions would take towards the negative plate would neutralise their charge due to electromagnetic induction in the windings which they would pass towards the plate?

No. The positive charged ions are atoms from which someone or something has stolen some of their electrons, and the only way of turning them back into neutral atoms is to return the missing electrons. The negative plate can do this by donating electrons to ions; the battery or whatever is maintaining it at a negative potential is providing a supply of electrons. The coil around the tube can't do that; back-EMF from the induction may slow the ions but it can't reduce their charge.
 
  • #3
Well yes I understand that you can't just erase the ion charge as a property of atoms but I was rather thinking before the ions entered the tube with a winding around it they were say confined with a positive electrostatic confinement , now this positive confinement has raised their potential if I could say , and I was thinking that them passing through a coil would lower that as they would give the energy they had while coming out of the confinement to the coil through electromagnetic induction and so their energy would be atleast partly or fully converted to electrical current?
 
  • #4
Crazymechanic said:
Does a winding around the tube which is the path which the ions would take towards the negative plate would neutralise their charge due to electromagnetic induction in the windings which they would pass towards the plate?

No.

Crazymechanic said:
I was thinking that them passing through a coil would lower that as they would give the energy they had while coming out of the confinement to the coil through electromagnetic induction and so their energy would be atleast partly or fully converted to electrical current?

Yes, although that's a completely different question than you originally asked. You're just turning fast-moving charged particles into slow-moving charged particles or vice versa.
 
  • #5
Here we are again, CM. You are mixing the relationships between Charge, Field and Potential here, as before. If you bunch up ions, you do Work and increase the Potential in the beam. Total Energy is conserved so there must be a reduction in KE of the beam if PE is increased. The charge is not altered (charge density increases, locally) but the field on the periphery will increase in amplitude.
 

1. What is a charged ion beam?

A charged ion beam is a stream of charged particles, typically ions, that are accelerated to high speeds using electric fields. These beams are commonly used in various applications, such as in particle accelerators and ion implantation processes.

2. How does electromagnetic induction neutralize a charged ion beam?

Electromagnetic induction involves using a changing magnetic field to induce an electric current in a conductive material. In the context of charged ion beams, this method can be used to neutralize the beam by creating an opposing magnetic field that cancels out the electric field of the beam, resulting in a net neutral charge.

3. What are the benefits of using electromagnetic induction for neutralizing a charged ion beam?

Using electromagnetic induction for neutralization has several advantages. It is a non-contact method, meaning the beam does not need to physically come into contact with any neutralizing material. It also allows for real-time and precise control of the neutralization process, making it suitable for various applications.

4. What are the limitations of using electromagnetic induction for neutralizing a charged ion beam?

One limitation of using electromagnetic induction for neutralization is that it only works on charged ion beams that have a significant electric field. If the beam has a low charge density, the induced current may not be strong enough to neutralize it effectively. Additionally, the strength and direction of the magnetic field need to be precisely controlled to achieve neutralization.

5. How is charged ion beam and electromagnetic induction used in practical applications?

Charged ion beam and electromagnetic induction are used in various applications, such as in particle accelerators, ion implantation processes for semiconductor manufacturing, and in medical treatments for cancer. They can also be used for surface modification and thin film deposition processes in materials science and engineering.

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