/u/Lichewitz's posts in /r/askscience

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Can someone please explain the Pauli Exclusion Principle for me?

10 upvotes

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What exactly is the relativistic mechanism that gives gold and caesium their golden colour?

8 upvotes

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If most gas giants are made mostly of hydrogen gas, methane and other colorless gases, how come they are so colorful?

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How are doped materials synthesized? Like the silicon doped with boron, used in photovoltaic cells

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Does relativistic effects appear when a system possesses too much potential energy? If so, what happens?

7 upvotes

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Can you predict if two substances will form an azeotropic mixture?

5 upvotes

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How do you actually use Density Functional Theory?

4 upvotes

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How do the quantum numbers for the electrons in orbits arise from the Schrodinger's equation?

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If 1 eV equals roughly 12000 K, why are there semiconductors with a band-gap of, say, 2 eV that can achieve conductivity through thermal excitation?

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Has the Poincaré Recurrence Theorem been observed for in a real system? Can we build a sufficiently small system where this can be achieved?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Can someone please explain the Pauli Exclusion Principle for me?	10
What exactly is the relativistic mechanism that gives gold and caesium their golden colour?	8
If most gas giants are made mostly of hydrogen gas, methane and other colorless gases, how come they are so colorful?	8
How are doped materials synthesized? Like the silicon doped with boron, used in photovoltaic cells	8
Does relativistic effects appear when a system possesses too much potential energy? If so, what happens?	7
Can you predict if two substances will form an azeotropic mixture?	5
How do you actually use Density Functional Theory?	4
How do the quantum numbers for the electrons in orbits arise from the Schrodinger's equation?	4
If 1 eV equals roughly 12000 K, why are there semiconductors with a band-gap of, say, 2 eV that can achieve conductivity through thermal excitation?	3
Has the Poincaré Recurrence Theorem been observed for in a real system? Can we build a sufficiently small system where this can be achieved?	3