2 papers
astro-ph.CO2025
Reconstructing patchy helium reionization using the cosmic microwave background and large-scale structure
Mesut ÃalıÅkan, Neha Anil Kumar, Selim C. Hotinli +1
The intergalactic helium became fully ionized by the end of cosmic noon (). Similarly to the reionization of hydrogen, helium reionization is expected to be patchy, driven…
astro-ph.CO2024
Efficient Computation of Overlap Reduction Functions for Pulsar Timing Arrays
Neha Anil Kumar, Marc Kamionkowski
Pulsar timing arrays seek and study gravitational waves (GWs) through the angular two-point correlation function of timing residuals they induce in pulsars. The two-point correlati…