Older formulation of Pauli exclusion principle

In summary, the older formulation of the Pauli exclusion principle states that the many-body wavefunction must be antisymmetric under interchange of two electrons, meaning that two electrons cannot occupy the same quantum state. This is a more general description than the concept of orbitals, but still results in the prohibition of two electrons in the same orbital.
  • #1
kandhakumar
2
0
"older formulation of Pauli exclusion principle"

Is there any old formulation of pauli's principle? If so, is it explain that "forbiding the presence of two electrons in the same quantum state"? I need that explanation.
 
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  • #2


Two electrons can't occupy the same quantum state, what kind of explanation are you looking for? What in the present formulation makes you not understand it?
 
  • #3


Old formulation? Mmm... don't know exactly what that means... but consider this:

The many-body wavefunction must be antisymmetric under interchange of the variables describing any two electrons. This is more general than a description in terms of "orbitals", but of course if an orbital description is possible it forbids two electrons to be in the same orbital.
 

FAQ: Older formulation of Pauli exclusion principle

What is the older formulation of the Pauli exclusion principle?

The older formulation of the Pauli exclusion principle states that no two identical fermions can occupy the same quantum state simultaneously. This means that two fermions cannot have the same set of quantum numbers.

Who developed the older formulation of the Pauli exclusion principle?

The older formulation of the Pauli exclusion principle was developed by Austrian physicist Wolfgang Pauli in 1925.

How does the older formulation of the Pauli exclusion principle differ from the modern formulation?

The older formulation of the Pauli exclusion principle only applies to identical fermions, while the modern formulation applies to all particles with half-integer spin. Additionally, the modern formulation takes into account the concept of spin, while the older formulation does not.

What are the implications of the older formulation of the Pauli exclusion principle in chemistry?

The older formulation of the Pauli exclusion principle helps explain the electronic structure of atoms and the periodic table. It also plays a crucial role in understanding chemical bonding and the stability of molecules.

Is the older formulation of the Pauli exclusion principle still relevant in modern physics?

While the modern formulation of the Pauli exclusion principle is more widely used, the older formulation is still relevant in certain areas of physics, such as nuclear physics and solid-state physics. It also provides a foundation for the modern formulation.

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