Atomic Orbitals & Circular Membranes: Is There a Connection?

In summary, the similarity between the probability density distribution function of atomic orbitals and the modes on a circular membrane is a result of the wave-like behavior of electrons. However, this is not a coincidence as solving a 3D equation for atomic wavefunction yields a spherical Bessel function, which may have a similar profile to the circular Bessel function obtained in 2D. The 3D solution also does not have an equivalent of the Spherical Harmonics.
  • #1
dimensionless
462
1
Is there a particular reason why the probability density distribution function of atomic orbitals bears a similarity to the modes on a circular membrane? Is this just a coincidence? Is it not actually that similar?
 
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  • #2
This is a direct consequence of the wave-like behaviour of electrons.
Because of this, the stationary states are normal modes (of the hamiltonian).
 
  • #3
dimensionless said:
Is there a particular reason why the probability density distribution function of atomic orbitals bears a similarity to the modes on a circular membrane? Is this just a coincidence? Is it not actually that similar?

It is not "similar" simply because a circular membrane is 2D. You have to solve a 3D equation for atomic wavefunction. Now, the spherical Bessel function that one obtains for the Radial part may have the similar profile with the circular Bessel function that one gets in 2D. But that is as far as it goes. It doesn't have the equivalent of the Spherical Harmonics of the 3D solution.

Zz.
 

Related to Atomic Orbitals & Circular Membranes: Is There a Connection?

1. What are atomic orbitals?

Atomic orbitals are regions of space around an atom's nucleus where an electron is most likely to be found. They are described by quantum mechanics and have different shapes and energies.

2. How are atomic orbitals related to circular membranes?

Atomic orbitals are related to circular membranes through the concept of quantization. Just as the energy levels of a circular membrane are quantized, so are the energy levels of an electron in an atomic orbital. This is known as the Bohr model of the atom.

3. Is there a physical connection between atomic orbitals and circular membranes?

No, there is no direct physical connection between atomic orbitals and circular membranes. The connection is purely theoretical and is used to explain the quantization of energy levels in both systems.

4. How do atomic orbitals and circular membranes differ?

Atomic orbitals and circular membranes differ in several ways. Atomic orbitals are specific to the electron cloud around an atom's nucleus, while circular membranes can refer to any physical system with quantized energy levels. Additionally, atomic orbitals are described by quantum mechanics, while circular membranes can be described by classical mechanics.

5. What is the significance of the connection between atomic orbitals and circular membranes?

The connection between atomic orbitals and circular membranes helps to explain the quantization of energy levels in both systems and provides a framework for understanding the behavior of electrons in atoms. It also highlights the fundamental principles of quantum mechanics, which govern the behavior of particles at the atomic and subatomic level.

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