What is the Eigenvalue Equation for a 2D Harmonic Oscillator?

shally
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Homework Statement



Please take a look at the attachment for the problem statement.

Homework Equations



For 1 dim Harmonic oscillator, E = (n+1/2)h.omega/2pi

I don't know which equation to use for 2 dim

The Attempt at a Solution



I am unable to solve because I don't know which equation to apply. Kindly help.
 

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You plug the potential into the Schrodinger equation and solve for the eigenvalues and eigenfunctions.
 
The two-dimensional oscillator can be considered as two independent one-dimensional ones, according to the potential function (x and y are not mixed). Both oscillators have eigenvalues in the form of hf(n+1/2). (f is the frequency of the oscillator). You can see from the potential function how the oscillator frequencies are related. The energy of the oscillator is the sum of the one-dimensional energy eigenvalues.

ehild
 
To solve this, I first used the units to work out that a= m* a/m, i.e. t=z/λ. This would allow you to determine the time duration within an interval section by section and then add this to the previous ones to obtain the age of the respective layer. However, this would require a constant thickness per year for each interval. However, since this is most likely not the case, my next consideration was that the age must be the integral of a 1/λ(z) function, which I cannot model.
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