Unified Model for Inflation and Dark Energy with Planck-Scale Pseudo-Goldstone Bosons
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🌌 astro-ph
hep-ph
keywords
modelinflationperiodplanck-scaleuniverseaccelerationaccountsbosons
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We present a model with a complex and a real scalar fields and a potential whose symmetry is explicitly broken by Planck-scale physics. For exponentially small breaking, the model accounts for the period of inflation in the early universe and for the period of acceleration of the late universe.
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