2 papers
astro-ph.IM2026
Mapping Cosmological Signal Scales to Beam Calibration Requirements in 21cm Experiments and Implications for Near-Field Measurement
Daniel C. Jacobs
Instruments targeting 21~cm emission at high redshifts need a spectral dynamic range of better than ten thousand to distinguish the 21~cm background against bright foregrounds. Sys…
astro-ph.IM2025
Polarisation Performance of Offset Phase Antennas: A Study for FARSIDE
Nivedita Mahesh, Judd D Bowman, Bharat Gehlot +1
Several radio telescopes have been planned or proposed to be deployed on the Lunar farside in the coming years. These will observe the unexplored ultra-long wavelengths of the elec…