Older formulation of Pauli exclusion principle

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The discussion centers on the Pauli exclusion principle, specifically its older formulations and interpretations. The principle states that no two electrons can occupy the same quantum state simultaneously, which is fundamentally expressed through the antisymmetry of the many-body wavefunction. This principle is more comprehensive than merely stating that two electrons cannot be in the same orbital, as it applies to all quantum states of electrons. The conversation highlights the need for clarity in understanding the implications of the principle in quantum mechanics.

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Students and professionals in physics, particularly those focusing on quantum mechanics, as well as educators seeking to clarify the Pauli exclusion principle and its applications in many-body systems.

kandhakumar
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"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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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?
 


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.
 

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