Exact numerical simulations of parametric resonance in φ⁴ preheating reveal coupling-dependent behaviors: short-wavelength modes saturate while long-wavelength modes grow gradually in the weak regime, with stochastic and staircase-like production appearing at stronger couplings, differing from prior
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A perturbatively and tensorially structured quantum-deformed conformal metric yields analytical expressions for inflationary observables including quantum corrections to power spectra, spectral indices, and tensor-to-scalar ratio while recovering classical limits.
A review chapter summarizing theoretical 21-cm signatures from Cosmic Dawn and Reionization and their detectability with SKA-Low.
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Parametric Resonance in $\phi^4$ Preheating: An Exact Numerical Study
Exact numerical simulations of parametric resonance in φ⁴ preheating reveal coupling-dependent behaviors: short-wavelength modes saturate while long-wavelength modes grow gradually in the weak regime, with stochastic and staircase-like production appearing at stronger couplings, differing from prior
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Reevaluation of Inflationary Dynamics in Extended General Relativity with Perturbatively and Tensorially Structured Conformal Metric
A perturbatively and tensorially structured quantum-deformed conformal metric yields analytical expressions for inflationary observables including quantum corrections to power spectra, spectral indices, and tensor-to-scalar ratio while recovering classical limits.
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High-Redshift Signatures from the Cosmic Dawn and the Epoch of Reionization
A review chapter summarizing theoretical 21-cm signatures from Cosmic Dawn and Reionization and their detectability with SKA-Low.