What Is the Difference Between Atoms in High and Low Fields?

In summary, strong fields can be defined in various ways, such as having a similar strength to the Coulomb field from the nucleus or causing energy level mixing. The opposite of a high field is a low field and terms like strong and weak are also used. In the case of electromagnetic radiation, high fields can involve multi-photon processes.
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SUN Qian
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I don't quite understand the defination of the high field. What is the difference between atoms in down field and high field? THANKS~
 
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  • #2
What kind of field? Electric or magnetic? Constant or time varying?

Several definitions of strong fields are possible.

One might be that the strength of the applied field is the same order of magnitude as the Coulomb field from the nucleus.

Another might be that the externally applied field causes energy level mixing from adjacent principal quantum numbers.

Another might be that the ionization threshold of the atom is significantly changed.
 
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Likes SUN Qian and DrClaude
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SUN Qian said:
down field and high field
By the way, the converse of high field is low field. Strong and weak are also used.

To add to what Dr. Courtney said, in the case of EM radiation, high fields can correspond to cases where multi-photon processes become important.
 
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  • #4
DrClaude said:
Buy the way, the converse of high field is low field. Strong and weak are also used.

To add to what Dr. Courtney said, in the case of EM radiation, high fields can correspond to cases where multi-photon processes become important.

Thanks for correcting my mistake :)
 

FAQ: What Is the Difference Between Atoms in High and Low Fields?

What are atoms in high field and why are they important?

Atoms in high field refer to the behavior and properties of atoms when exposed to a strong magnetic field. This is a crucial area of study in physics and chemistry as high fields are increasingly used in various research and technological applications.

How do atoms behave in high fields?

Atoms in high fields behave differently compared to their behavior in normal conditions. They become highly polarized and their energy levels and transitions are affected by the strong magnetic field, leading to new phenomena and behaviors.

What are some applications of studying atoms in high fields?

Studying atoms in high fields has numerous applications, such as in nuclear magnetic resonance (NMR) spectroscopy, magnetic resonance imaging (MRI), and in developing new materials and technologies for energy storage and quantum computing.

What are the challenges in studying atoms in high fields?

One major challenge in studying atoms in high fields is the difficulty in generating and maintaining strong and homogeneous magnetic fields. Additionally, the dynamics of atoms in high fields are complex and require advanced theoretical models and experimental techniques for accurate understanding.

How can the study of atoms in high fields contribute to our understanding of the universe?

The study of atoms in high fields is crucial in understanding the fundamental laws of physics, such as quantum mechanics and electromagnetism. It also allows us to study the behavior of matter in extreme conditions, similar to those found in the early universe or in neutron stars.

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