3 papers
astro-ph.GA2026
EMU/GAMA: A statistical perspective on active galactic nuclei diagnostics
J. Prathap, A. M. Hopkins, R. Carvajal +19
While it is well known that galaxies are composites of many emission processes, quantifying the various contributions remains challenging. In this work, we use unsupervised machine…
astro-ph.CO2025
Positive neutrino masses with DESI DR2 via matter conversion to dark energy
S. Ahlen, A. Aviles, B. Cartwright +46
The Dark Energy Spectroscopic Instrument (DESI) is a massively parallel spectroscopic survey on the Mayall telescope at Kitt Peak, which has released measurements of baryon acousti…
astro-ph.CO2024
DESI Dark Energy Time Evolution is Recovered by Cosmologically Coupled Black Holes
Kevin S. Croker, Gregory Tarlé, Steve P. Ahlen +4
Recent baryon acoustic oscillation (BAO) measurements by the Dark Energy Spectroscopic Instrument (DESI) provide evidence that dark energy (DE) evolves with time, as parameterized…