Bohr Quantization Rule for Angular Momentum

In summary, the conversation discusses using the Bohr quantization rules to calculate energy levels for a harmonic oscillator and finding the analog of the Rydberg formula for the radiation emitted during state transitions. The formula for the wavelength of radiation emitted by the harmonic oscillator during state transitions is related to the Rydberg formula through the energy levels and frequency.
  • #1
Tipler5
2
0
Use the Bohr quantization rules to calculate the energy levels for a harmonic oscillator, for which the energy is p²/2m + mw²r²/2; that is, the force is mw²r, where w is the classical angular freq of the oscillator. Restrict yourself to circular orbits.
So far I have that mvr=nh\, w=v/r, and p=mv. I cannot get it into the form E=(n+1/2)h\w. Please help!

What is the analog of the Rydberg formula for 1/λ of the radiation emitted when the particle jumps from level n2 to n1?
Not sure what it is asking.
 
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  • #2
Use the Bohr quantization rules to calculate the energy levels for a harmonic oscillator, for which the energy is p²/2m + mw²r²/2; that is, the force is mw²r, where w is the classical angular freq of the oscillator. Restrict yourself to circular orbits.

So far I have that mvr=nh\, w=v/r, and p=mv. I cannot get it into the form E=(n+1/2)h\w. Please help!

What is the analog of the Rydberg formula for 1/λ of the radiation emitted when the particle jumps from level n2 to n1?
Not sure what it is asking.
 
  • #3
Tipler5 said:
What is the analog of the Rydberg formula for 1/λ of the radiation emitted when the particle jumps from level n2 to n1?
Not sure what it is asking.

You're asked, I think, to write down the relation for the waveleght of radiation emitted from (or absored by) a harmonic oscillator when it transists from one state to another.

The Rydberg formula originates from the relation

[tex]
hf= E_{n2}-E_{n1}
[/tex]


Now insert the energy levels of the harmonic oscillator and the relation between [tex]f[/tex] and [tex]\lambda[/tex] and the answer should be obvious.
 
Last edited:

1. What is the Bohr Quantization Rule for Angular Momentum?

The Bohr Quantization Rule for Angular Momentum is a fundamental principle in quantum mechanics that states that the angular momentum of an electron in an atom can only take on certain discrete values, rather than any arbitrary value.

2. Who discovered the Bohr Quantization Rule for Angular Momentum?

The Bohr Quantization Rule for Angular Momentum was first proposed by Danish physicist Niels Bohr in 1913 as part of his model for the hydrogen atom.

3. Why is the Bohr Quantization Rule important in quantum mechanics?

The Bohr Quantization Rule is important because it provides a framework for understanding the behavior of electrons in atoms, which is essential in explaining many atomic and molecular phenomena. It also serves as a foundation for more advanced theories in quantum mechanics.

4. What is the equation for the Bohr Quantization Rule for Angular Momentum?

The equation for the Bohr Quantization Rule is L = n(h/2π), where L is the angular momentum of the electron, n is the principal quantum number, h is Planck's constant, and π is the mathematical constant pi.

5. How does the Bohr Quantization Rule relate to the energy levels of an atom?

The Bohr Quantization Rule is closely related to the energy levels of an atom, as the allowed values for angular momentum correspond to specific energy levels. This principle helps to explain why electrons in atoms can only occupy certain discrete energy levels, and why they cannot spiral into the nucleus, as predicted by classical physics.

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