3 papers
physics.gen-ph2025
A DESI universe with time-dependent dark energy is 119 Myr younger than a LambdaCDM universe
Kevin Cahill
On the basis of their redshift and Lyman-alpha measurements, the Dark Energy Spectroscopic Instrument (DESI) collaboration suggest that dark energy varies with the scale factor …
physics.gen-ph2024
Spacetime uncertainty makes quantum field theory finite
Kevin Cahill
Since Einstein's equations relate the metric of spacetime to the energy-momentum tensor which is a quantum field, the metri…
hep-th2024
Tensor gauge fields and dark matter in general relativity with fermions
Kevin Cahill
The action of general relativity with fermions has two independent symmetries: general coordinate invariance and local Lorentz invariance. General coordinate transformations act on…