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astro-ph.CO2025
How Dark is Dark Energy? A Lightcones Comparison Approach
Mauro Carfora, Francesca Familiari
We present a geometrical approach that provides a non-perturbative technique, allowing the standard FLRW observer to evaluate a measurable, scale-dependent distance functional betw…
astro-ph.CO2024
How Dark is Dark Energy?
Mauro Carfora, Francesca Familiari
The nature of dark energy is one of the fundamental problems in cosmology. Introduced to explain the apparent acceleration of the Universe's expansion, its origin remains to be det…