Spinor fields admit non-singular solutions to the Dirac equation near big bang, big rip, and big brake singularities, allowing Fock space construction, whereas scalar fields yield singular solutions regardless of parametrization.
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Cosmological Singularities and Quantum Particles
Spinor fields admit non-singular solutions to the Dirac equation near big bang, big rip, and big brake singularities, allowing Fock space construction, whereas scalar fields yield singular solutions regardless of parametrization.