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On the Initial State of the Universe

Gao, Shan (2022) On the Initial State of the Universe. [Preprint]

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Abstract

It is argued that the initial state of the universe is neither a high-entropy equilibrium state nor a special low-entropy state, but a quantum superposition of high-entropy states and low-entropy states, and the sum of the squared amplitudes of the low-entropy states is most likely close to zero. In this case, the thermodynamic arrow of time in our universe can still be accounted for by the many-worlds interpretation of quantum mechanics. This provides a new solution to the puzzle of the arrow of time.


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Item Type: Preprint
Creators:
CreatorsEmailORCID
Gao, Shansgao7319@uni.sydney.edu.au
Keywords: initial state of the universe; superposition of high-entropy states and low-entropy states; thermodynamic arrow of time; many-worlds interpretation of quantum mechanics
Subjects: Specific Sciences > Physics > Cosmology
Specific Sciences > Physics > Quantum Mechanics
Specific Sciences > Physics > Statistical Mechanics/Thermodynamics
Depositing User: Prof. Shan Gao
Date Deposited: 03 Oct 2022 14:31
Last Modified: 03 Oct 2022 14:31
Item ID: 21228
Subjects: Specific Sciences > Physics > Cosmology
Specific Sciences > Physics > Quantum Mechanics
Specific Sciences > Physics > Statistical Mechanics/Thermodynamics
Date: 3 October 2022
URI: https://philsci-archive.pitt.edu/id/eprint/21228

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