1) Write the differential equation of the radial part. 2) Compute the energy levels and the stationary wave function for = 0 (Use change of rR(r)). [Hint: compare the two derivatives: variable such that U(r) = (²) and (rRni)] 82 ərz r² dr

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1) Write the differential equation of the radial part.
2) Compute the energy levels and the stationary wave function for t=0 (Use change of
rR(r)). [Hint: compare the two derivatives:
variable such that U(r)
=
8²
12/12 (²³Rni) and (rRni)]
-2 OR
ər²
Transcribed Image Text:1) Write the differential equation of the radial part. 2) Compute the energy levels and the stationary wave function for t=0 (Use change of rR(r)). [Hint: compare the two derivatives: variable such that U(r) = 8² 12/12 (²³Rni) and (rRni)] -2 OR ər²
In quantum mechanics we know that when a spherical symmetrical potential V(x,y,z) = V(r)
acts on a particle the angular momentum square operator L² commutes with the Hamiltonian
ħ² 1 a
a
L²
H =
p²
2m
+ V(r) =
+ V(r)
2 mr² Jr (r² = 0 )
2mr²
Note that since the angular dependence is found only in the L², we can separate variables in the
wave function.
Consider a particle in a spherical and infinite potential well:
(0 for 0 ≤rsa
V(r):
{of
loo for
r>a
+
Transcribed Image Text:In quantum mechanics we know that when a spherical symmetrical potential V(x,y,z) = V(r) acts on a particle the angular momentum square operator L² commutes with the Hamiltonian ħ² 1 a a L² H = p² 2m + V(r) = + V(r) 2 mr² Jr (r² = 0 ) 2mr² Note that since the angular dependence is found only in the L², we can separate variables in the wave function. Consider a particle in a spherical and infinite potential well: (0 for 0 ≤rsa V(r): {of loo for r>a +
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